WO1990002579A3 - Catheter introducer with flexible tip - Google Patents

Catheter introducer with flexible tip Download PDF

Info

Publication number
WO1990002579A3
WO1990002579A3 PCT/US1989/003266 US8903266W WO9002579A3 WO 1990002579 A3 WO1990002579 A3 WO 1990002579A3 US 8903266 W US8903266 W US 8903266W WO 9002579 A3 WO9002579 A3 WO 9002579A3
Authority
WO
WIPO (PCT)
Prior art keywords
catheter introducer
flexible tip
introducer
catheter
eases
Prior art date
Application number
PCT/US1989/003266
Other languages
French (fr)
Other versions
WO1990002579A2 (en
Inventor
Lee Hibbs
Yue-Teh Jang
Vern L Liebmann
Dennis Spinks
Original Assignee
Mallinckrodt Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mallinckrodt Inc filed Critical Mallinckrodt Inc
Publication of WO1990002579A2 publication Critical patent/WO1990002579A2/en
Publication of WO1990002579A3 publication Critical patent/WO1990002579A3/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/0069—Tip not integral with tube
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/06—Body-piercing guide needles or the like
    • A61M25/0662—Guide tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M39/0606—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof without means for adjusting the seal opening or pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M2039/062—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof used with a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
    • A61M2039/0646—Duckbill-valve
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M2039/0686—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof comprising more than one seal

Abstract

A catheter introducer has a tubular sheath with a relatively rigid tubular body (24) and a soft flexible tubular tip (26) for reducing sheath buckling tendencies. A coating (80) of lubricious hydrogel eases insertion through tissue and eases catheter insertion through the introducer.
PCT/US1989/003266 1988-09-15 1989-07-19 Catheter introducer with flexible tip WO1990002579A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/244,290 US4950257A (en) 1988-09-15 1988-09-15 Catheter introducer with flexible tip
US244,290 1988-09-15

Publications (2)

Publication Number Publication Date
WO1990002579A2 WO1990002579A2 (en) 1990-03-22
WO1990002579A3 true WO1990002579A3 (en) 1990-10-18

Family

ID=22922148

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1989/003266 WO1990002579A2 (en) 1988-09-15 1989-07-19 Catheter introducer with flexible tip

Country Status (4)

Country Link
US (2) US4950257A (en)
AU (1) AU4056489A (en)
CA (1) CA1322920C (en)
WO (1) WO1990002579A2 (en)

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US5300032A (en) 1994-04-05
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US4950257A (en) 1990-08-21
CA1322920C (en) 1993-10-12

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