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Class Information
Number: 604/256
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 > Means for controlling material flow to or from body, or metering a predetermined dose or amount > Having flow closing or opening means (e.g., plug, cap, seal, etc.)
Description: Subject matter including closure or seal means on the conduit which prevents flow to or from the body until the closure or seal is opened, or conversely, which stops flow when the closure or seal is closed.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
5569209 Needleless transfer system Oct. 29, 1996
5558652 Introducer with radiopaque marked tip and method of manufacture therefor Sep. 24, 1996
5556387 Method of manufacturing an adjustable valve for surgical applications Sep. 17, 1996
5554135 Sterile medical injection port and cover method and apparatus Sep. 10, 1996
5549577 Needleless connector Aug. 27, 1996
5549576 Vascular introducer valve with proximal self-lubrication Aug. 27, 1996
5549565 Reusable surgical trocar with disposable valve assembly Aug. 27, 1996
5545179 Endoscopic access assembly Aug. 13, 1996
5545150 Trocar Aug. 13, 1996
5545142 Seal members for surgical trocars Aug. 13, 1996
5542931 Valve assembly for introducing instruments into body cavities Aug. 6, 1996
5540661 Needleless valve having a covalently bonded lubricious coating Jul. 30, 1996
5538505 Hemostasis valve for catheter introducer having thickened central partition section Jul. 23, 1996
5538505 Hemostasis valve for catheter introducer having thickened central partition section Jul. 23, 1996
5535771 Valved PRN adapter for infusion devices Jul. 16, 1996
5536261 Method and closed tip effect catheter apparatus for use in angiography Jul. 16, 1996
5533708 Medical coupling site valve body Jul. 9, 1996
5531710 Combination closure and syringe Jul. 2, 1996
5522807 Dual lumen infusion/aspiration catheter Jun. 4, 1996
5520655 Catheter hemostasis valve May. 28, 1996
5520641 IV injection and sampling site having septum with multiple openings May. 28, 1996
5520661 Fluid flow regulator May. 28, 1996
5514098 Caps for sealing a cannula assembly May. 7, 1996
5514109 Adjustable valve having a radially compressible sealing body May. 7, 1996
5514110 Automatic flow control device May. 7, 1996
5514133 Access device for endoscopic surgery May. 7, 1996
5512053 Surgical sleeve and trocar Apr. 30, 1996
5507732 Quick assembly catheter manifold Apr. 16, 1996
5505714 Non-rotational catheter compression clamp Apr. 9, 1996
5501674 Intravenous catheter with needle cover and blood collection tube Mar. 26, 1996
5501426 Medical coupling site valve body Mar. 26, 1996
5498247 Elastic plug assembly for medical device Mar. 12, 1996
5496280 Trocar valve assembly Mar. 5, 1996
5496270 Tri-tubular suction irrigation device Mar. 5, 1996
5492304 Seal assembly for accommodating introduction of surgical instruments Feb. 20, 1996
5492147 Dry break coupling Feb. 20, 1996
5466230 Catheter sheath introducer with strain relief Nov. 14, 1995
5460616 Catheter introducer with fluid chamber valve Oct. 24, 1995
5460615 Trocar sleeve Oct. 24, 1995
5456284 Elastomeric valve assembly Oct. 10, 1995
5456675 Port cannula arrangement for connection to a port Oct. 10, 1995
5453097 Control of fluid flow Sep. 26, 1995
5453095 One piece self-aligning, self-lubricating catheter valve Sep. 26, 1995
5443452 Seal assembly for access device Aug. 22, 1995
5441487 Plastic needleless valve housing for standard male luer locks Aug. 15, 1995
5439451 Capless medical backcheck valve Aug. 8, 1995
5437646 Cannula reducer Aug. 1, 1995
5431280 Closure cap for holding pipets during shipping Jul. 11, 1995
5429609 Endoscopic portal for use in endoscopic procedures and methods therefor Jul. 4, 1995
5423762 Modular catheter sheath introducer Jun. 13, 1995

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