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US5269783: Device and method for repairing torn tissue

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Filing Information

Inventor(s) Thomas Sander ·
Assignee(s) United States Surgical Corporation ·
Attorney/Agent(s) Thomas R. Bremer ·
Primary Examiner Michael A. Brown ·
Application Number US7699991
Filing date 05/13/1991
Issue date 12/14/1993
Predicted expiration date 05/13/2011
U.S. Classifications 606/72  · 606/75  ·
International Classifications A61B 1756  ·
Kind CodeA
International Classifications 60672;74;75;77;60;139;222;223;224;228;230;232;148;151;219;220;233 ·
20 Claims, No Drawings


Abstract

A device for repairing torn tissue or muscle such as the meniscus of the knee. The device consists of a pair of needles detachably secured to a pair of anchoring members having a plurality of barb-like projections extending outwardly therefrom. The anchoring members are joined by a suture which connects the ends of the anchoring members opposite the needles.

Independent Claims | See all claims (20)

  1. 1. A tissue tear repair device comprising:a pair of tissue piercing members; anda pair of tissue connecting members having first and second ends, said tissue connecting members being joined to each other at respective first ends by flexible material extending therebetween, said tissue connecting members being constructed of a material having a greater rigidity than said flexible material to facilitate retention of said tissue connecting members in said tissue;wherein said tissue piercing members comprise a pair of straight surgical needles, each of said needles being detachably secured at respective second ends to a respective one of said tissue connecting members , each of said needles being detachable from said tissue connecting member by pulling or cutting.
  2. 10. A tissue tear repair device comprising:a pair of tissue piercing members; anda pair of tissue connecting members having first and second ends, said tissue connecting members being joined to each other at respective first ends by flexible material extending therebetween, said tissue connecting members being constructed of a material having a greater rigidity than said flexible material to facilitate retention of said tissue connecting members in said tissue;wherein said tissue piercing members comprise a pair of curved surgical needles, each of said needles being detachably secured at respective second ends to a respective one of said tissue connecting members , each of said needles being detachable from said tissue connecting member by pulling or cutting.
  3. 11. A device for repairing torn tissue, in particular the meniscus of the knee, comprising:a pair of tissue piercing members each having a pointed end and a blunt end;a pair of tissue anchoring members being secured at a first end to said piercing members at said blunt ends; anda linking member for joining said anchoring members together, said linking member joining an end of each anchoring member at a second end,wherein said anchoring members are constructed of a material of greater rigidity than said linking member to facilitate retention of said anchoring members is said torn tissue and wherein said tissue piercing members comprise surgical needles detachably secured to said tissue anchoring members
  4. 16. A device for repairing torn meniscal tissue comprisinga pair of surgical needles,a pair of tissue anchoring members detachably secured at a first end to each needle, anda suture secured to each anchoring member at a second end to join said anchoring members together,wherein said anchoring members are constructed of a material of greater rigidity than said suture to facilitate retention of said anchoring members in said torn meniscal tissue.
  5. 19. A device for repairing torn meniscal tissue comprisinga surgical needle,a first anchoring member detachably secured at a first end to said surgical needle,a suture member secured at a first end to a second end of said first anchoring members, anda second anchoring member secured to a second end of said suture member,wherein said anchoring members are constructed of a material of greater rigidity than said suture member to facilitate retention of said anchoring members in said torn meniscal tissue said surgical needle being detachable from said first anchoring member by pulling or cutting.

References Cited

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Foreign Patent Documents

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Other Publications

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"A Needle Guided Resorbable Staple for Arthoscopic Meniscal Repair" by Daniel F. Justin.
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"Arthroscopic Meniscal Repair" by William G. Clancy, Jr., MD and Ben K. Graf, MD.
"Arthroscopic Repair of Meniscus Tears" by Charles E. Henning, MD.

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