<informationTable xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable">		<infoTable>
			<nameOfIssuer>AGILENT TECHNOLOGIES INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>00846U101</cusip>
			<value>11743</value>
			<shrsOrPrnAmt>
				<sshPrnamt>210000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>210000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ABBVIE INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>00287Y109</cusip>
			<value>22791</value>
			<shrsOrPrnAmt>
				<sshPrnamt>443400</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>443400</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ACORDA THERAPEUTICS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>00484M106</cusip>
			<value>9504</value>
			<shrsOrPrnAmt>
				<sshPrnamt>250700</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>250700</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>AUXILIUM PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>05334D107</cusip>
			<value>7720</value>
			<shrsOrPrnAmt>
				<sshPrnamt>284020</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>284020</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>BAXTER INTL INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>071813109</cusip>
			<value>42875</value>
			<shrsOrPrnAmt>
				<sshPrnamt>582700</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>582700</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>BIO RAD LABS INC</nameOfIssuer>
			<titleOfClass>CL A</titleOfClass>
			<cusip>090572207</cusip>
			<value>7674</value>
			<shrsOrPrnAmt>
				<sshPrnamt>59900</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>59900</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>BOSTON SCIENTIFIC CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>101137107</cusip>
			<value>27186</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2010800</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>2010800</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CARDINAL HEALTH INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>14149Y108</cusip>
			<value>14395</value>
			<shrsOrPrnAmt>
				<sshPrnamt>205700</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>205700</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CUBIST PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>229678107</cusip>
			<value>12171</value>
			<shrsOrPrnAmt>
				<sshPrnamt>166390</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>166390</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CATAMARAN CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>148887102</cusip>
			<value>2686</value>
			<shrsOrPrnAmt>
				<sshPrnamt>60000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>60000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>QUEST DIAGNOSTICS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>74834L100</cusip>
			<value>15009</value>
			<shrsOrPrnAmt>
				<sshPrnamt>259128</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>259128</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>EXPRESS SCRIPTS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>30219G108</cusip>
			<value>6510</value>
			<shrsOrPrnAmt>
				<sshPrnamt>86700</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>86700</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>EDWARDS LIFESCIENCES CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>28176E108</cusip>
			<value>23260</value>
			<shrsOrPrnAmt>
				<sshPrnamt>313600</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>313600</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>INTEGRA LIFESCIENCES HLDGS C</nameOfIssuer>
			<titleOfClass>COM NEW</titleOfClass>
			<cusip>457985208</cusip>
			<value>4185</value>
			<shrsOrPrnAmt>
				<sshPrnamt>91000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>91000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>IRONWOOD PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>COM CL A</titleOfClass>
			<cusip>46333X108</cusip>
			<value>12653</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1026991</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>1026991</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>JOHNSON &amp; JOHNSON</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>478160104</cusip>
			<value>18443</value>
			<shrsOrPrnAmt>
				<sshPrnamt>187750</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>187750</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>LILLY ELI &amp; CO</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>532457108</cusip>
			<value>46320</value>
			<shrsOrPrnAmt>
				<sshPrnamt>786947</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>786947</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>LIFEPOINT HOSPITALS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>53219L109</cusip>
			<value>11068</value>
			<shrsOrPrnAmt>
				<sshPrnamt>202900</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>202900</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>MEDICINES CO</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>584688105</cusip>
			<value>3625</value>
			<shrsOrPrnAmt>
				<sshPrnamt>127550</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>127550</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>PATTERSON COMPANIES INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>703395103</cusip>
			<value>9194</value>
			<shrsOrPrnAmt>
				<sshPrnamt>220165</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>220165</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>PERKINELMER INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>714046109</cusip>
			<value>16040</value>
			<shrsOrPrnAmt>
				<sshPrnamt>355960</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>355960</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>RESMED INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>761152107</cusip>
			<value>9876</value>
			<shrsOrPrnAmt>
				<sshPrnamt>221000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>221000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SPECTRUM PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>84763A108</cusip>
			<value>392</value>
			<shrsOrPrnAmt>
				<sshPrnamt>50000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>50000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>TEVA PHARMACEUTICAL INDS LTD</nameOfIssuer>
			<titleOfClass>ADR</titleOfClass>
			<cusip>881624209</cusip>
			<value>20608</value>
			<shrsOrPrnAmt>
				<sshPrnamt>390000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>390000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>TENET HEALTHCARE CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>88033G407</cusip>
			<value>7449</value>
			<shrsOrPrnAmt>
				<sshPrnamt>174000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>174000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>THORATEC CORP</nameOfIssuer>
			<titleOfClass>COM NEW</titleOfClass>
			<cusip>885175307</cusip>
			<value>13869</value>
			<shrsOrPrnAmt>
				<sshPrnamt>387300</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>387300</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>UNITEDHEALTH GROUP INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>91324P102</cusip>
			<value>11954</value>
			<shrsOrPrnAmt>
				<sshPrnamt>145800</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>145800</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>UNITED THERAPEUTICS CORP DEL</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>91307C102</cusip>
			<value>5878</value>
			<shrsOrPrnAmt>
				<sshPrnamt>62510</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>62510</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VOLCANO CORPORATION</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>928645100</cusip>
			<value>9380</value>
			<shrsOrPrnAmt>
				<sshPrnamt>475900</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>475900</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VIVUS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>928551100</cusip>
			<value>238</value>
			<shrsOrPrnAmt>
				<sshPrnamt>40000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>40000</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>WELLCARE HEALTH PLANS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>94946T106</cusip>
			<value>12367</value>
			<shrsOrPrnAmt>
				<sshPrnamt>194700</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<otherManager>NONE</otherManager>
			<votingAuthority>
				<Sole>194700</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
</informationTable>
