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公开(公告)号:NO794049L
公开(公告)日:1980-06-17
申请号:NO794049
申请日:1979-12-12
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , CZUBA LEONARD F , LAURIN DEAN G
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公开(公告)号:DE2909369A1
公开(公告)日:1979-12-20
申请号:DE2909369
申请日:1979-03-09
Applicant: BAXTER TRAVENOL LAB
Inventor: LAURIN DEAN G , CZUBA LEONARD F , BECKER LAWRENCE F
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公开(公告)号:AU526938B2
公开(公告)日:1983-02-10
申请号:AU5345179
申请日:1979-12-04
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , CZUBA LEONARD F , LAURIN DEAN G
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公开(公告)号:CA1134088A
公开(公告)日:1982-10-19
申请号:CA321982
申请日:1979-02-21
Applicant: BAXTER TRAVENOL LAB
Inventor: LAURIN DEAN G , CZUBA LEONARD F , BECKER LAWRENCE F
IPC: C08L23/00 , A61L29/00 , A61L29/04 , A61L29/18 , A61M25/01 , C08K3/30 , C08L7/00 , C08L21/00 , C08L23/04 , C08L23/08 , C08L23/14 , C08L51/00 , C08L51/02 , C08L53/00 , C08L77/00 , C08L83/00 , C08L83/04 , C08L101/00 , C08L53/02 , A61M25/00
Abstract: A flexible composition which is preferably radiopaque comprises a plastic material which may be mixed with from 10 to 50 percent by weight of a radiopaque filler. The plastic material comprises the product of (a) block copolymer having thermoplastic, rubbery characteristics, having a central rubbery olefin block and terminal blocks of a polystyrene; (b) low crystallinity ethylene polymers such as poly (ethylene-vinyl acetate); and (c) a silicone gum containing a small amount of a silicon-bonded olefin group such as vinyl. Optionally, the addition of 5 to 40 percent by weight polypropylene may be included in these materials to improve their heat resistance and strength without affecting their transparency, when transparent materials are formulated.
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公开(公告)号:CA1118312A
公开(公告)日:1982-02-16
申请号:CA317892
申请日:1978-12-13
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , GAJEWSKI HENRY M
Abstract: CATHETER MADE OF A THERMOPLASTIC MATERIAL HAVING IMPROVED SOFTNESS AND LOW FRICTION INVENTORS: Lawrence F. Becker Henry M. Gajewski A catheter, preferably a balloon-type catheter, is disclosed in which the catheter shaft is made of a thermoplastic material and thus may be extrudable, the shaft consisting essentially of (a) from 40 to 70 percent by weight of an elastic composition which comprises: from 50 to 99.5 percent by weight of a block copolymer having thermoplastic rubber characteristics with a central, rubbery polyolefin block and terminal blocks of polystyrene, and optionally including up to about 45 percent by weight of polypropylene, plus from 0.5 to 10 percent by weight of a cross-linked organic silicone elastomer; and (b) from 30 to 60 percent by weight of a hydrophobic oil-type plasticizer to provide the desired degree of softness to said elastic composition.
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公开(公告)号:NO794049A
公开(公告)日:1980-06-17
申请号:NO794049
申请日:1979-12-12
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , CZUBA LEONARD F , LAURIN DEAN G
CPC classification number: A61L29/049 , C08L23/0853 , C08L2205/02 , C08L2205/025 , C08L31/04 , C08L2666/06
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公开(公告)号:CA1155578A
公开(公告)日:1983-10-18
申请号:CA316346
申请日:1978-11-16
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , DONOHUE JOHN J , LAURIN DEAN G , GAJEWSKI HENRY M
Abstract: IMPROVED BALLOON-TYPE CATHETER Inventors: Lawrence F. Becker John J. Donohue Dean G. Laurin Henry M. Gajewski A balloon-type catheter is disclosed having a catheter shank made of a block copolymer having thermoplastic rubber characteristics with a central block of ethylene-butylene copolymer and terminal blocks of polystyrene. The inflatable balloon member, and preferably the distal Y-member, of the catheter are made of an elastic composition which includes the same or a similar block copolymer, in the presence of polystyrene or equivalent material as a tackifying agent, polypropylene, and an oil-type plasticizer.
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公开(公告)号:DE2932982A1
公开(公告)日:1980-07-03
申请号:DE2932982
申请日:1979-08-14
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , CZUBA LEONARD F , LAURIN DEAN G
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公开(公告)号:AU5345179A
公开(公告)日:1980-06-19
申请号:AU5345179
申请日:1979-12-04
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , CZUBA LEONARD F , LAURIN DEAN G
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公开(公告)号:AU4148478A
公开(公告)日:1979-05-31
申请号:AU4148478
申请日:1978-11-10
Applicant: BAXTER TRAVENOL LAB
Inventor: BECKER LAWRENCE F , DONOHUE JOHN J , LAURIN DEAN G , GAJEWSKI HENRY M
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