-----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,
 GKE5Cu59Y7TNzF+Eciu0iXuvXcFGBddv+Flp23zmYBKppNJH04hHEI5yvphJDvBm
 ar6pPhrGZ1RjhAZiYphA4g==

<SEC-DOCUMENT>0001209191-03-007532.txt : 20030613
<SEC-HEADER>0001209191-03-007532.hdr.sgml : 20030613
<ACCEPTANCE-DATETIME>20030613114714
ACCESSION NUMBER:		0001209191-03-007532
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030612
FILED AS OF DATE:		20030613

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOJECT MEDICAL TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000810084
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				931099680
		STATE OF INCORPORATION:			OR
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7620 S W BRIDGEPORT RD
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97224
		BUSINESS PHONE:		5036397221

	MAIL ADDRESS:	
		STREET 1:		7620 S W BRIDGEPORT ROAD
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97224

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BIOJECT MEDICAL SYSTEMS LTD
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PLESTINA RICHARD J
		CENTRAL INDEX KEY:			0001200154

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15360
		FILM NUMBER:		03743161

	BUSINESS ADDRESS:	
		STREET 1:		211 SOMERVILLE RD 202N
		CITY:			BEDMINSTER
		STATE:			NJ
		ZIP:			07921
		BUSINESS PHONE:		9087192244

	MAIL ADDRESS:	
		STREET 1:		19184 GREEN LAKES LOOP
		CITY:			BEND
		STATE:			OR
		ZIP:			97702
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0101</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-06-12</periodOfReport><issuer><issuerCik>0000810084</issuerCik><issuerName>BIOJECT MEDICAL TECHNOLOGIES INC</issuerName>        <issuerTradingSymbol>BJCT</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001200154</rptOwnerCik><rptOwnerName>PLESTINA RICHARD J</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>  </rptOwnerStreet1><rptOwnerStreet2>  </rptOwnerStreet2><rptOwnerCity>  </rptOwnerCity><rptOwnerState>  </rptOwnerState><rptOwnerZipCode>  </rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwner><nonDerivativeSecurity><securityTitle><value>Bioject Medical Technologies Inc. Common Stock</value></securityTitl
e><transactionDate><value>2003-06-12</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>P</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>1000</value></transactionShares><transactionValue><value>3.55</value></transactionValue><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>86500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeSecurity><nonDerivativeSecurity><securityTitle><value>Bioject Medical Technologies Inc. Common Stock</value></securityTitle><transactionDate><value>2003-06-12</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormT
ype><transactionCode>P</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>1000</value></transactionShares><transactionValue><value>3.5</value></transactionValue><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>87500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeSecurity><footnotes></footnotes><ownerSignature><signatureName>/s/ John P. Gandolfo - Attorney-in-Fact for Richard J. Plestina</signatureName><signatureDate>2003-06-13</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----