CA2051499C - Trocart de securite - Google Patents

Trocart de securite

Info

Publication number
CA2051499C
CA2051499C CA002051499A CA2051499A CA2051499C CA 2051499 C CA2051499 C CA 2051499C CA 002051499 A CA002051499 A CA 002051499A CA 2051499 A CA2051499 A CA 2051499A CA 2051499 C CA2051499 C CA 2051499C
Authority
CA
Canada
Prior art keywords
trocar
obturator
tip
housing
cannula
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA002051499A
Other languages
English (en)
Other versions
CA2051499A1 (fr
Inventor
Thomas D. Guy
David T. Green
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
United States Surgical Corp
Original Assignee
United States Surgical Corp
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 United States Surgical Corp filed Critical United States Surgical Corp
Publication of CA2051499A1 publication Critical patent/CA2051499A1/fr
Application granted granted Critical
Publication of CA2051499C publication Critical patent/CA2051499C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Surgical Instruments (AREA)

Abstract

Trocart de sécurité dans lequel l'extrémité coupante est retirée dans la canule en réaction à la contreforce retirée de l'extrémité coupante, p. ex., par le bout qui entre dans la cavité du corps. L'extrémité de coupe est maintenue en position apparente par un mécanisme associé à l'axe de l'obturateur et est automatiquement retirée dans la canule sous l'action de la force d'un ressort lorsque le premier mécanisme est relâché par un deuxième mécanisme associé à l'obturateur. La force de pénétration est maintenue à un minimum, ce qui rend l'introduction du trocart sûre et efficace.
CA002051499A 1990-12-21 1991-09-16 Trocart de securite Expired - Lifetime CA2051499C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63208590A 1990-12-21 1990-12-21
US07/632,085 1990-12-21

Publications (2)

Publication Number Publication Date
CA2051499A1 CA2051499A1 (fr) 1992-06-22
CA2051499C true CA2051499C (fr) 1998-08-18

Family

ID=24534013

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002051499A Expired - Lifetime CA2051499C (fr) 1990-12-21 1991-09-16 Trocart de securite

Country Status (1)

Country Link
CA (1) CA2051499C (fr)

Also Published As

Publication number Publication date
CA2051499A1 (fr) 1992-06-22

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry
MKEX Expiry

Effective date: 20110916