Prosthesis
First Claim
1. A prosthetic implant for surgical implantation in a hand of a patient to replace a flexor tendon pulley, said prosthetic implant comprising an elongate flexible member for passing snugly around a surgically exposed bone of the hand, the elongate flexible member having first and second end portions at opposite ends thereof, the first end portion of the elongate flexible member being provided with a slot defining means defining a slot for receipt of the second end portion of the elongate flexible member, and locking means to secure the second end portion to the first end portion after insertion of the second end portion in the slot, said prosthetic implant further comprising a flexor tendon support means adapted upon implantation thereof in a hand of a patient around a metacarpal bone thereof to pass under the ulnar side of the flexor tendons of the corresponding finger of the patient, the support being shaped to hold the flexor tendons to the metacarpal bone while limiting compression of the flexor tendons against the metacarpal bone.
1 Assignment
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Accused Products
Abstract
A prosthetic implant is described for surgical implantation in a hand of a patient comprising an elongate flexible member (24; 32; 51) for passing snugly around a surgically exposed bone (21) of the hand, the elongate flexible member (24; 32; 51) having first and second end portions (25, 27; 35, 36; 54, 55) at opposite ends thereof, the first end portion (25; 35; 54) of the elongate flexible member (24; 32; 51) being provided with slot defining means (26; 34; 56) defining a slot for receipt of the second end portion (27; 36; 55) of the elongate flexible member (24; 32; 51), and locking means (-; -; 65) to secure the second end portion (27; 36; 55) to the first end portion (25; 35; 54) after insertion of the second end portion (27; 36; 55) in the slot.
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Citations
29 Claims
- 1. A prosthetic implant for surgical implantation in a hand of a patient to replace a flexor tendon pulley, said prosthetic implant comprising an elongate flexible member for passing snugly around a surgically exposed bone of the hand, the elongate flexible member having first and second end portions at opposite ends thereof, the first end portion of the elongate flexible member being provided with a slot defining means defining a slot for receipt of the second end portion of the elongate flexible member, and locking means to secure the second end portion to the first end portion after insertion of the second end portion in the slot, said prosthetic implant further comprising a flexor tendon support means adapted upon implantation thereof in a hand of a patient around a metacarpal bone thereof to pass under the ulnar side of the flexor tendons of the corresponding finger of the patient, the support being shaped to hold the flexor tendons to the metacarpal bone while limiting compression of the flexor tendons against the metacarpal bone.
- 18. A prosthetic implant for surgical implantation in a hand of a patient to replace a flexor tendon pulley, said prosthetic implant comprising an elongate flexible member for passing snugly around a surgically exposed bone of the hand, the elongate flexible member having first and second end portions at opposite ends thereof, the first end portion of the elongate flexible member being provided with a slot defining means defining a slot for receipt of the second end portion of the elongate flexible member, and locking means to secure the second end portion to the first end portion after insertion of the second end portion in the slot, wherein the elongate flexible member comprises a saddle shaped portion provided with a bearing surface adapted upon implantation of the prosthetic implant in the hand of a patient to underlie the flexor tendons of the finger on the ulnar side thereof, and first and second strap portions integrally formed with the saddle shaped portion and disposed so that the first strap portion extends from the saddle shaped portion on one side of the bearing surface and the second portion extends substantially in alignment with the first strap portion from the saddle shaped portion on the other side of the bearing surface.
Specification