IP Library Granted Patent US 10,226,365
Granted Patent B2
US 10,226,365 · App. 14/355,482 · Granted Mar 12, 2019

Prosthesis socket

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Quick Facts
Patent No.
US 10,226,365
App. No.
14/355,482
Granted
Mar 12, 2019
Kind
B2
Abstract

A prosthesis socket for a prosthesis, which comprises a connecting member for a distal prosthesis device and an outer socket, which is made predominantly from a rigid material, and a proximal opening for receiving a residual limb and which is surrounded by an outer socket edge. The outer socket edge is made of a flexible and non-elastic material in a ventral region, the flexible and non-elastic material being adapted to the body shape of the wearer of the prosthesis socket.

Claims (23)

1. A prosthesis socket for a prosthesis, the prosthetic socket comprising:

an attachment member adapted to be connected to a distal prosthetic device;

an outer socket which is formed mainly from a rigid material and comprises a closed distal end, a ventral window, and a proximal opening configured to receive an amputation stump, said proximal opening being surrounded by an outer-socket edge and a flexible material, the flexible material extending between two rigid portions of the outer socket in a ventral region of the amputation stump, the flexible material being adapted to a body shape of a wearer of the prosthesis socket without the proximal opening widening, the flexible material comprising a fiber-reinforced plastic, the flexible material having a rest position that matches an expected body shape of the wearer and is a position the flexible material returns to when not subjected to forces, the outer socket being shaped to at least partially conform to the amputation stump, the ventral window having outer limits consisting of the outer-socket edge and the flexible material;

an inner socket positioned inside the outer socket and extending proximal of the outer-socket edge, the inner socket comprising a flexible material.

2. The prosthesis socket as claimed in claim 1 , wherein the rigid material comprises a fiber-reinforced plastic.

3. The prosthesis socket as claimed in claim 2 , wherein the rigid material and the flexible material comprise the same plastic.

4. The prosthesis socket as claimed in claim 1 , wherein the outer-socket edge is formed from the flexible material in a dorsal region.

5. The prosthesis socket as claimed in claim 4 , wherein the flexible material in the dorsal region of the outer-socket edge is the same material as the flexible material in the ventral region of the outer-socket edge.

6. The prosthesis socket as claimed in claim 1 , wherein the outer socket is interrupted at least one place.

7. The prosthesis socket as claimed in claim 1 , wherein the inner socket is connected to the outer socket in a manner free of pistoning.

8. The prosthesis socket as claimed in claim 7 , wherein the inner socket is connected to the outer socket by at least one screw connection comprising a distal screw connection.

9. A prosthesis socket, comprising:

an attachment member adapted to be connected to a distal prosthetic device;

an outer socket comprising a closed distal end, a ventral window, and a proximal opening for receiving an amputation stump, the outer socket being formed from a rigid material and being shaped to at least partially conform to the amputation stump;

an outer-socket edge and a flexible material surrounding the proximal opening, the flexible material extending between two rigid portions of the outer socket in a ventral region of the amputation stump, the flexible material being adapted to a shape of the amputation stump without the proximal opening widening, the flexible material comprising a fiber-reinforced plastic, the flexible material having a rest position that matches an expected body shape of the wearer and is a position the flexible material returns to when not subjected to forces, the ventral window having outer limits consisting of the outer-socket edge and the flexible material;

an inner socket positioned inside the outer socket and extending proximal of the outer-socket edge, the inner socket comprising a flexible material.

10. The prosthesis socket of claim 9 , wherein the rigid material comprises a fiber-reinforced plastic.

11. The prosthesis socket of claim 9 , wherein the rigid material and the flexible material comprise the same plastic.

12. The prosthesis socket of claim 9 , wherein the outer-socket edge is formed from the flexible material in a dorsal region.

13. The prosthesis socket of claim 12 , wherein the flexible material in the dorsal region of the outer-socket edge is the same material as the flexible material in the ventral region of the outer-socket edge.

14. The prosthesis socket of claim 9 , wherein the outer socket comprises at least one discontinuity.

15. The prosthesis socket of claim 9 , wherein the inner socket is connected to the outer socket in a manner free of pistoning.

16. The prosthesis socket of claim 15 , wherein the inner socket is connected to the outer socket by at least one distal screw connection.

Assignments (2)
CHANGE OF NAME Recorded Jun 2, 2020
From: OTTO BOCK HEALTHCARE GMBH
To: OTTOBOCK SE & CO. KGAA
Reel/Frame 052819/0217 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 28, 2014
From: GOTTLIEB, HARALD; VOLKMAR, JENS; LEINIGER, ANDREAS; VOLKMAR, MARCO
To: OTTO BOCK HEALTHCARE GMBH
Reel/Frame 033405/0211 →