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Class Information
Number: 604/167.02
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin > Material introduced or removed through conduit, holder, or implantable reservoir inserted in body > Body piercer, obturator rod, or stylet axially movable within body entering conduit while latter is disposed in body > Having flow closure means for conduit > Resealable plug, septum or diaphragm
Description: Subject matter wherein the flow closure means is a reclosable stopper that prevents flow of material through the conduit or leakage therefrom after the stiffening element is removed from the conduit.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
6221056 Strong diaphragm/safe needle units and components for transfer of fluids Apr. 24, 2001
6217555 Multiport trocar Apr. 17, 2001
6217568 Preslit injection site and tapered cannula for blood sampling Apr. 17, 2001
6200262 Forceps stopper for endoscope Mar. 13, 2001
6183448 Needleless injection site Feb. 6, 2001
6165138 Self-sealing closure for a medical speciman collection container Dec. 26, 2000
6162196 Multiport access device Dec. 19, 2000
6152900 Needleless injection site Nov. 28, 2000
6048335 Needleless injection site Apr. 11, 2000
6036672 Instrument seal Mar. 14, 2000
5989224 Universal seal for use with endoscopic cannula Nov. 23, 1999
5827228 Seal members for surgical trocars Oct. 27, 1998
5820601 Needleless injection site Oct. 13, 1998
5810785 Blown-in-place blood gasket for a safety catheter Sep. 22, 1998
5810780 Multiple cross section needle and elastic plug assembly for a medical device Sep. 22, 1998
5807350 Kink resistant catheter sheath introducer Sep. 15, 1998
5788675 Needleless injection site Aug. 4, 1998
5743884 Sealing structure for medical instrument Apr. 28, 1998
5743883 Thoracentesis catheter instruments having self-sealing valves Apr. 28, 1998
5743881 Laparoscopic surgical instrument and method of using same Apr. 28, 1998
5730734 Catheter systems with interchangeable parts Mar. 24, 1998
5720730 Lubricated trocar valve Feb. 24, 1998
5699821 Control of fluid flow Dec. 23, 1997
5697911 Plug for a wound drain Dec. 16, 1997
5643227 Hemostasis cannula valve apparatus and method of using same Jul. 1, 1997
5634937 Skin seal with inflatable membrane Jun. 3, 1997
5616130 Needleless injection site Apr. 1, 1997
5616129 Needleless injection site Apr. 1, 1997
5549576 Vascular introducer valve with proximal self-lubrication Aug. 27, 1996
5492304 Seal assembly for accommodating introduction of surgical instruments Feb. 20, 1996
5487728 Connector assembly Jan. 30, 1996
5470319 Needleless injection site Nov. 28, 1995
5407434 Automatic lumen viscous reseal Apr. 18, 1995
5405331 IV injection site and system Apr. 11, 1995
5385560 Reducer for cannulae Jan. 31, 1995
5380305 Hemostatic safety catheter-cannula assembly Jan. 10, 1995
5368574 Percutaneous catheter introducer Nov. 29, 1994
5342316 Resealable sampling port Aug. 30, 1994
5342319 Transdermal injection appliance Aug. 30, 1994
5304156 Self-sealing guidewire and catheter introducer Apr. 19, 1994
5300046 Thoracentesis sheath catheter assembly Apr. 5, 1994
5300034 Iv injection site for the reception of a blunt cannula Apr. 5, 1994
5295658 Medical coupling site including slit reinforcing members Mar. 22, 1994
5279571 Access site for fluid delivery system Jan. 18, 1994
5269771 Needleless introducer with hemostatic valve Dec. 14, 1993
5211634 Composite seal structure and a coupling arrangement for a cannula May. 18, 1993
5209219 Endoscope adaptor May. 11, 1993
5207656 Medical instrument valve having foam partition member May. 4, 1993
5199948 Needleless valve Apr. 6, 1993
5176653 Improvements to implantable vascular access devices Jan. 5, 1993

1 2 3 4










 
 
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