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  <infoTable>
    <nameOfIssuer>ABBVIE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>00287Y109</cusip>
    <value>5816</value>
    <shrsOrPrnAmt>
      <sshPrnamt>79980</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>79980</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>ABIOMED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>003654100</cusip>
    <value>7815</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>30000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ACASTI PHARMA INC</nameOfIssuer>
    <titleOfClass>CL A NEW</titleOfClass>
    <cusip>00430K402</cusip>
    <value>380</value>
    <shrsOrPrnAmt>
      <sshPrnamt>333099</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>333099</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ACCURAY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>004397105</cusip>
    <value>3096</value>
    <shrsOrPrnAmt>
      <sshPrnamt>800000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>800000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ADAPTIVE BIOTECHNOLOGIES COR</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>00650F109</cusip>
    <value>1691</value>
    <shrsOrPrnAmt>
      <sshPrnamt>35000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>35000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ALLERGAN PLC</nameOfIssuer>
    <titleOfClass>SHS</titleOfClass>
    <cusip>G0177J108</cusip>
    <value>7887</value>
    <shrsOrPrnAmt>
      <sshPrnamt>47109</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>47109</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AMARIN CORP PLC</nameOfIssuer>
    <titleOfClass>SPONS ADR NEW</titleOfClass>
    <cusip>023111206</cusip>
    <value>4561</value>
    <shrsOrPrnAmt>
      <sshPrnamt>235204</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>235204</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AMYRIS INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>03236M200</cusip>
    <value>882</value>
    <shrsOrPrnAmt>
      <sshPrnamt>247668</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>247668</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>APTOSE BIOSCIENCES INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>03835T200</cusip>
    <value>392</value>
    <shrsOrPrnAmt>
      <sshPrnamt>150000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>150000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>APYX MEDICAL CORPORATION</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>03837C106</cusip>
    <value>2670</value>
    <shrsOrPrnAmt>
      <sshPrnamt>397272</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>397272</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ARQULE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>04269E107</cusip>
    <value>6978</value>
    <shrsOrPrnAmt>
      <sshPrnamt>633789</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>633789</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ARQULE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>04269E107</cusip>
    <value>11711</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1063700</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>1063700</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AVANOS MED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05350V106</cusip>
    <value>3707</value>
    <shrsOrPrnAmt>
      <sshPrnamt>85000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>85000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AVANTOR INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05352A100</cusip>
    <value>4773</value>
    <shrsOrPrnAmt>
      <sshPrnamt>250000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>250000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AXOGEN INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05463X106</cusip>
    <value>3960</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>200000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AXONICS MODULATION TECHNOLOG</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05465P101</cusip>
    <value>2663</value>
    <shrsOrPrnAmt>
      <sshPrnamt>65000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>65000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>AXSOME THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05464T104</cusip>
    <value>201</value>
    <shrsOrPrnAmt>
      <sshPrnamt>7800</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>7800</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BAXTER INTL INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>071813109</cusip>
    <value>3071</value>
    <shrsOrPrnAmt>
      <sshPrnamt>37500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>37500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BECTON DICKINSON &amp; CO</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>075887109</cusip>
    <value>12601</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BIODELIVERY SCIENCES INTL IN</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>09060J106</cusip>
    <value>2907</value>
    <shrsOrPrnAmt>
      <sshPrnamt>625235</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>625235</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BIOHAVEN PHARMACTL HLDG CO L</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>G11196105</cusip>
    <value>13137</value>
    <shrsOrPrnAmt>
      <sshPrnamt>300000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>300000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BIOTELEMETRY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>090672106</cusip>
    <value>2408</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BOSTON SCIENTIFIC CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>101137107</cusip>
    <value>10100</value>
    <shrsOrPrnAmt>
      <sshPrnamt>235000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>235000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BROOKS AUTOMATION INC NEW</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>114340102</cusip>
    <value>3681</value>
    <shrsOrPrnAmt>
      <sshPrnamt>95000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>95000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BRUKER CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>116794108</cusip>
    <value>4995</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CATALENT INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>148806102</cusip>
    <value>4337</value>
    <shrsOrPrnAmt>
      <sshPrnamt>80000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>80000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>COHERUS BIOSCIENCES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>19249H103</cusip>
    <value>2413</value>
    <shrsOrPrnAmt>
      <sshPrnamt>109196</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>109196</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CONCERT PHARMACEUTICALS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>206022105</cusip>
    <value>2699</value>
    <shrsOrPrnAmt>
      <sshPrnamt>224900</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>224900</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CONMED CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>207410101</cusip>
    <value>4279</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CRYOLIFE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>228903100</cusip>
    <value>2095</value>
    <shrsOrPrnAmt>
      <sshPrnamt>70000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>70000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DANAHER CORPORATION</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>235851102</cusip>
    <value>7146</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DEXCOM INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>252131107</cusip>
    <value>9333</value>
    <shrsOrPrnAmt>
      <sshPrnamt>62287</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>62287</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ESTABLISHMENT LABS HLDGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>G31249108</cusip>
    <value>10764</value>
    <shrsOrPrnAmt>
      <sshPrnamt>489490</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>489490</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ETF MANAGERS TR</nameOfIssuer>
    <titleOfClass>ETFMG ALTR HRVST</titleOfClass>
    <cusip>26924G508</cusip>
    <value>13464</value>
    <shrsOrPrnAmt>
      <sshPrnamt>425000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>425000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>FIRST TR EXCHANGE TRADED FD</nameOfIssuer>
    <titleOfClass>HLTH CARE ALPH</titleOfClass>
    <cusip>33734X143</cusip>
    <value>15490</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>200000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>FLUIDIGM CORP DEL</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>34385P108</cusip>
    <value>2957</value>
    <shrsOrPrnAmt>
      <sshPrnamt>240000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>240000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GILEAD SCIENCES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>375558103</cusip>
    <value>6756</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GLAUKOS CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>377322102</cusip>
    <value>2262</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>30000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GLAUKOS CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>377322102</cusip>
    <value>4901</value>
    <shrsOrPrnAmt>
      <sshPrnamt>65000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>65000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GLOBUS MED INC</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>379577208</cusip>
    <value>8460</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>200000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GREENLANE HLDGS INC</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>395330103</cusip>
    <value>4459</value>
    <shrsOrPrnAmt>
      <sshPrnamt>464998</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>464998</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GUARDANT HEALTH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>40131M109</cusip>
    <value>6043</value>
    <shrsOrPrnAmt>
      <sshPrnamt>70000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>70000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GUARDANT HEALTH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>40131M109</cusip>
    <value>12276</value>
    <shrsOrPrnAmt>
      <sshPrnamt>142200</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>142200</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ICU MED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>44930G107</cusip>
    <value>19931</value>
    <shrsOrPrnAmt>
      <sshPrnamt>79119</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>79119</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ICU MED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>44930G107</cusip>
    <value>10076</value>
    <shrsOrPrnAmt>
      <sshPrnamt>40000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>40000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INCYTE CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45337C102</cusip>
    <value>2406</value>
    <shrsOrPrnAmt>
      <sshPrnamt>28318</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>28318</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INCYTE CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45337C102</cusip>
    <value>8496</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INOGEN INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45780L104</cusip>
    <value>3338</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INSPIRE MED SYS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>457730109</cusip>
    <value>24260</value>
    <shrsOrPrnAmt>
      <sshPrnamt>400000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>400000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INSPIRE MED SYS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>457730109</cusip>
    <value>6065</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTEGRA LIFESCIENCES HLDGS C</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>457985208</cusip>
    <value>1396</value>
    <shrsOrPrnAmt>
      <sshPrnamt>25000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>25000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTERSECT ENT INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>46071F103</cusip>
    <value>7074</value>
    <shrsOrPrnAmt>
      <sshPrnamt>310826</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>310826</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTERSECT ENT INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>46071F103</cusip>
    <value>4552</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>200000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTRA CELLULAR THERAPIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>46116X101</cusip>
    <value>3894</value>
    <shrsOrPrnAmt>
      <sshPrnamt>300000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>300000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INVACARE CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>461203101</cusip>
    <value>4825</value>
    <shrsOrPrnAmt>
      <sshPrnamt>929576</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>929576</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>IRHYTHM TECHNOLOGIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>450056106</cusip>
    <value>7908</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>U.S. MED DVC ETF</titleOfClass>
    <cusip>464288810</cusip>
    <value>24072</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>RUSSELL 2000 ETF</titleOfClass>
    <cusip>464287655</cusip>
    <value>34210</value>
    <shrsOrPrnAmt>
      <sshPrnamt>220000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>220000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>KALA PHARMACEUTICALS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>483119103</cusip>
    <value>1905</value>
    <shrsOrPrnAmt>
      <sshPrnamt>298599</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>298599</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LIVANOVA PLC</nameOfIssuer>
    <titleOfClass>SHS</titleOfClass>
    <cusip>G5509L101</cusip>
    <value>2159</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>30000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LIVANOVA PLC</nameOfIssuer>
    <titleOfClass>SHS</titleOfClass>
    <cusip>G5509L101</cusip>
    <value>2878</value>
    <shrsOrPrnAmt>
      <sshPrnamt>40000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>40000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MASIMO CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>574795100</cusip>
    <value>5581</value>
    <shrsOrPrnAmt>
      <sshPrnamt>37500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>37500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MERIT MED SYS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>589889104</cusip>
    <value>5956</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MISONIX INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>604871103</cusip>
    <value>2365</value>
    <shrsOrPrnAmt>
      <sshPrnamt>93045</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>93045</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MYRIAD GENETICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>62855J104</cusip>
    <value>5556</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>200000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANOSTRING TECHNOLOGIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63009R109</cusip>
    <value>21880</value>
    <shrsOrPrnAmt>
      <sshPrnamt>720915</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>720915</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANOSTRING TECHNOLOGIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63009R109</cusip>
    <value>7436</value>
    <shrsOrPrnAmt>
      <sshPrnamt>245000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>245000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NOVAVAX INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>670002401</cusip>
    <value>1921</value>
    <shrsOrPrnAmt>
      <sshPrnamt>327800</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>327800</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>OMNICELL COM</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>68213N109</cusip>
    <value>4302</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ORTHOFIX MED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>68752M108</cusip>
    <value>4960</value>
    <shrsOrPrnAmt>
      <sshPrnamt>93794</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>93794</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ORTHOPEDIATRICS CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>68752L100</cusip>
    <value>5632</value>
    <shrsOrPrnAmt>
      <sshPrnamt>144408</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>144408</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>OTONOMY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>68906L105</cusip>
    <value>2732</value>
    <shrsOrPrnAmt>
      <sshPrnamt>993463</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>993463</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PERSONALIS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>71535D106</cusip>
    <value>1765</value>
    <shrsOrPrnAmt>
      <sshPrnamt>65000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>65000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>QUOTIENT LTD</nameOfIssuer>
    <titleOfClass>SHS</titleOfClass>
    <cusip>G73268107</cusip>
    <value>2045</value>
    <shrsOrPrnAmt>
      <sshPrnamt>218676</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>218676</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>QUOTIENT LTD</nameOfIssuer>
    <titleOfClass>SHS</titleOfClass>
    <cusip>G73268107</cusip>
    <value>1052</value>
    <shrsOrPrnAmt>
      <sshPrnamt>112500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>112500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>R1 RCM INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>749397105</cusip>
    <value>8141</value>
    <shrsOrPrnAmt>
      <sshPrnamt>647141</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>647141</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>REGENERON PHARMACEUTICALS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>75886F107</cusip>
    <value>6260</value>
    <shrsOrPrnAmt>
      <sshPrnamt>20000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>20000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SILK RD MED INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>82710M100</cusip>
    <value>2423</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>50000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SMITH &amp; NEPHEW GROUP PLC</nameOfIssuer>
    <titleOfClass>SPDN ADR NEW</titleOfClass>
    <cusip>83175M205</cusip>
    <value>10885</value>
    <shrsOrPrnAmt>
      <sshPrnamt>250000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>250000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>SMITH &amp; NEPHEW GROUP PLC</nameOfIssuer>
    <titleOfClass>SPDN ADR NEW</titleOfClass>
    <cusip>83175M205</cusip>
    <value>6531</value>
    <shrsOrPrnAmt>
      <sshPrnamt>150000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>150000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>SPDR S&amp;P 500 ETF TR</nameOfIssuer>
    <titleOfClass>TR UNIT</titleOfClass>
    <cusip>78462F103</cusip>
    <value>43950</value>
    <shrsOrPrnAmt>
      <sshPrnamt>150000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>150000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPECTRUM PHARMACEUTICALS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>84763A108</cusip>
    <value>4305</value>
    <shrsOrPrnAmt>
      <sshPrnamt>500000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>500000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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    <nameOfIssuer>STAAR SURGICAL CO</nameOfIssuer>
    <titleOfClass>COM PAR $0.01</titleOfClass>
    <cusip>852312305</cusip>
    <value>15824</value>
    <shrsOrPrnAmt>
      <sshPrnamt>538600</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>538600</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>STAAR SURGICAL CO</nameOfIssuer>
    <titleOfClass>COM PAR $0.01</titleOfClass>
    <cusip>852312305</cusip>
    <value>6058</value>
    <shrsOrPrnAmt>
      <sshPrnamt>206200</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>206200</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>STEMLINE THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>85858C107</cusip>
    <value>2353</value>
    <shrsOrPrnAmt>
      <sshPrnamt>153598</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>153598</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>STRYKER CORPORATION</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>863667101</cusip>
    <value>12335</value>
    <shrsOrPrnAmt>
      <sshPrnamt>60000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>60000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SYNEOS HEALTH INC</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>87166B102</cusip>
    <value>255</value>
    <shrsOrPrnAmt>
      <sshPrnamt>5000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>5000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>TANDEM DIABETES CARE INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>875372203</cusip>
    <value>645</value>
    <shrsOrPrnAmt>
      <sshPrnamt>10000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>10000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>TG THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>88322Q108</cusip>
    <value>3068</value>
    <shrsOrPrnAmt>
      <sshPrnamt>354719</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>354719</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>UNITED THERAPEUTICS CORP DEL</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>91307C102</cusip>
    <value>3044</value>
    <shrsOrPrnAmt>
      <sshPrnamt>39000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>39000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>UNITEDHEALTH GROUP INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>91324P102</cusip>
    <value>7320</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>30000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VANECK VECTORS ETF TR</nameOfIssuer>
    <titleOfClass>PHARMACEUTICAL</titleOfClass>
    <cusip>92189F692</cusip>
    <value>5867</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VAPOTHERM INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>922107107</cusip>
    <value>3220</value>
    <shrsOrPrnAmt>
      <sshPrnamt>140000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>140000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VIEWRAY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>92672L107</cusip>
    <value>7489</value>
    <shrsOrPrnAmt>
      <sshPrnamt>850000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>850000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VIEWRAY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>92672L107</cusip>
    <value>881</value>
    <shrsOrPrnAmt>
      <sshPrnamt>100000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>100000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VISTAGEN THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>92840H202</cusip>
    <value>308</value>
    <shrsOrPrnAmt>
      <sshPrnamt>425000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>425000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>WRIGHT MED GROUP N V</nameOfIssuer>
    <titleOfClass>ORD SHS</titleOfClass>
    <cusip>N96617118</cusip>
    <value>3653</value>
    <shrsOrPrnAmt>
      <sshPrnamt>122500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>122500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ZIMMER BIOMET HLDGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>98956P102</cusip>
    <value>18838</value>
    <shrsOrPrnAmt>
      <sshPrnamt>160000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>160000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
</informationTable>
