-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Ko7F7bE7QZ3dPyUFAyzBdbri+JTv8fyUTTZO6W5hIwELPOPEWOs1mWsTgBJ6XNNo
 sjvED3Fgg9JdhmhU/INftQ==

<SEC-DOCUMENT>0001209191-08-016989.txt : 20080310
<SEC-HEADER>0001209191-08-016989.hdr.sgml : 20080310
<ACCEPTANCE-DATETIME>20080310142002
ACCESSION NUMBER:		0001209191-08-016989
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080306
FILED AS OF DATE:		20080310
DATE AS OF CHANGE:		20080310

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRANS1 INC
		CENTRAL INDEX KEY:			0001230355
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				000000000

	BUSINESS ADDRESS:	
		STREET 1:		411 LANDMARK DRIVE
		CITY:			WILMINGTON
		STATE:			NC
		ZIP:			28412-6303
		BUSINESS PHONE:		910-509-3100

	MAIL ADDRESS:	
		STREET 1:		411 LANDMARK DRIVE
		CITY:			WILMINGTON
		STATE:			NC
		ZIP:			28412-6303

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SLATTERY JOSEPH P
		CENTRAL INDEX KEY:			0001246530

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33744
		FILM NUMBER:		08677259

	BUSINESS ADDRESS:	
		STREET 1:		1201 CLOPPER ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
		BUSINESS PHONE:		3019447000

	MAIL ADDRESS:	
		STREET 1:		C/O DIGENE CORPORATION
		STREET 2:		1201 CLOPPER ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>bch12219_bch2jps.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-03-06</periodOfReport>

    <issuer>
        <issuerCik>0001230355</issuerCik>
        <issuerName>TRANS1 INC</issuerName>
        <issuerTradingSymbol>TSON</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001246530</rptOwnerCik>
            <rptOwnerName>SLATTERY JOSEPH P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>411 LANDMARK DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WILMINGTON</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28412</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-03-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.64</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <ownerSignature>
        <signatureName>/s/ Bruce Feuchter, attorney-in-fact</signatureName>
        <signatureDate>2008-03-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----