IP Library Granted Patent US 11,065,012
Granted Patent B2
US 11,065,012 · App. 15/874,065 · Granted Jul 20, 2021

Debrider with declogging feature

Inventor: Kevin C. Edwards (Olive Branch, MS)
Assignee: Gyrus Acmi, Inc.
A61B17/1659A61B17/16A61B17/32002A61B17/3205A61B2017/1602A61B2017/32004A61B2017/320008A61B2017/32008A61B2017/320028A61B2217/005A61B2217/007
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Quick Facts
Patent No.
US 11,065,012
App. No.
15/874,065
Granted
Jul 20, 2021
Kind
B2
Abstract

A debrider that includes an outer tubular member, and an inner tubular member located inside the outer tubular member. The inner tubular member includes an aspiration channel. The outer tubular member includes a declogging feature. The declogging feature extends from an inside distal wall of the outer tubular member in a proximal direction towards a distal wall of the inner member. The declogging feature is at least partially received into the aspiration channel through a distal opening defined in the distal end of the inner member, and is configured to push any matter located inside the aspiration channel in a proximal direction.

Claims (34)

1. A debrider comprising:

an outer member, and

an inner member located inside of the outer member, the inner member comprising an aspiration channel, a distal opening, and a cutting opening through which matter enters the aspiration channel during a medical procedure;

wherein the outer member comprises a declogging feature that is configured to be at least partially received into the aspiration channel; and

wherein the distal opening extends along a first plane relative to a center longitudinal axis of the aspiration channel and the cutting opening extends along a second, different plane relative to the center longitudinal axis of the aspiration channel.

2. The debrider according to claim 1 , wherein the declogging feature is an elongated member that extends in a proximal direction from a distal end wall of the outer member.

3. The debrider according to claim 2 , wherein the distal opening extends through a distal wall of the inner member, and the declogging feature is configured to be at least partially received into the aspiration channel through the distal opening.

4. The debrider according to claim 3 , wherein the inner member is configured to axially move within the outer member between a proximal position and a distal position, the declogging feature is at least partially received into the aspiration channel only when the inner member is in the distal position.

5. The debrider according to claim 3 , wherein the inner member is configured to axially move within the outer member between a proximal position and a distal position, the declogging feature is at least partially received into the aspiration channel when the inner member is in both the proximal position and the distal position.

6. The debrider according to claim 2 , wherein a center longitudinal axis of the declogging feature is generally aligned with the center longitudinal axis of the aspiration channel.

7. The debrider according to claim 2 , wherein a center longitudinal axis of the declogging feature is offset from the center longitudinal axis of the aspiration channel.

8. The debrider according to claim 2 , wherein a center longitudinal axis of the declogging feature is angled relative to a center longitudinal axis of the inner member.

9. The debrider according to claim 2 , wherein the outer member comprises two or more declogging features extending in the proximal direction from the distal end wall of the outer member, and all of the declogging features are configured to be at least partially received into the aspiration channel.

10. The debrider according to claim 2 , wherein a cross section of the declogging feature is generally the same size as a cross section of the aspiration channel.

11. A debrider comprising:

an outer tubular member, and

an inner tubular member located inside the outer tubular member, the inner tubular member comprising an aspiration channel, a distal end, and a distal opening defined in the distal end;

wherein the outer tubular member comprises a declogging feature that extends from an inside distal wall of the outer tubular member in a proximal direction, and which is configured to be at least partially received into the aspiration channel through the distal opening defined in the distal end of the inner member;

wherein the inner tubular member comprises a cutting opening through which matter enters the aspiration channel during a medical procedure, and the declogging feature is configured to push at least some of the matter located inside the aspiration channel in a proximal direction; and

wherein the distal opening extends along a first plane relative to a center longitudinal axis of the aspiration channel and the cutting opening extends along a second, different plane relative to the center longitudinal axis of the aspiration channel.

12. The debrider according to claim 11 , wherein a center longitudinal axis of the declogging feature is generally aligned with the center longitudinal axis of the aspiration channel.

13. The debrider according to claim 11 , wherein a center longitudinal axis of the declogging feature is generally offset from the center longitudinal axis of the aspiration channel.

14. The debrider according to claim 11 , wherein a center longitudinal axis of the declogging feature is angled relative to the center longitudinal axis of the aspiration channel.

15. The debrider according to claim 11 , wherein a cross section of the declogging feature is substantially the same size as a cross section of the aspiration channel.

16. The debrider according to claim 11 , wherein the outer tubular member comprises two declogging features that both extend from the inside distal wall of the outer tubular member, and both of the declogging feature are configured to be at least partially received into the aspiration channel.

17. The debrider according to claim 16 , wherein one of the two declogging features is located adjacent a first inside surface of the aspiration channel, and the other of the two declogging features is located adjacent an opposing second inside surface of the aspiration channel.

18. The debrider according to claim 17 , wherein the outer tubular member comprises a third elongated declogging feature, and

wherein a center longitudinal axis of the third declogging feature is generally aligned with the center longitudinal axis of the aspiration channel.

19. A debrider comprising:

an outer tubular member, and

an inner tubular member located inside the outer tubular member, the inner tubular member comprising an aspiration channel, a distal end, and a distal opening defined in the distal end;

wherein the outer tubular member comprises a declogging feature that extends from an inside distal wall of the outer tubular member in a proximal direction, and which is configured to be at least partially received into the aspiration channel through the distal opening in the distal end of the inner member;

wherein the inner tubular member comprises a cutting opening through which matter enters the aspiration channel during a medical procedure, and the declogging feature is configured to push at least some of the matter located inside the aspiration channel in a proximal direction; and

wherein the distal opening extends along a first plane that intersects a center longitudinal axis of the aspiration channel and the cutting opening extends along a second plane that is substantially parallel to the center longitudinal axis of the aspiration channel.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 18, 2018
From: EDWARDS, KEVIN C.
To: GYRUS ACMI, INC., D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA
Reel/Frame 044653/0261 →
Continuity (1)
Related Publication 20190216473A1 · Jul 18, 2019
Cited By (5)
US 12,414,792 US 12,465,387 US 12,582,435 US 12,661,208 US 12,714,442