IP Library › Granted Patent US 12,274,436
Granted Patent B2
US 12,274,436 · App. 17/958,391 · Granted Apr 15, 2025

Suture tool and method of use

Inventors: Barton Bracy (Orlando, FL); Mark D Brunsvold (Sarasota, FL); Joel M. Harshbarger (Palmetto, FL)
Assignee: PARCUS MEDICAL, LLC
A61B17/0469A61B17/0401A61B17/0482A61B17/0485A61B2017/00349A61B2017/0409A61B2017/044A61B2017/0445A61B2017/0446
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Quick Facts
Patent No.
US 12,274,436
App. No.
17/958,391
Granted
Apr 15, 2025
Kind
B2
Abstract

A surgical tool incorporates a suture guide and anchor driver supporting an anchor where the anchor is maintained at a distance from the suture guide until release of a detent mechanism. Thereafter, the anchor is allowed to move into proximity to the suture guide, fixing a suture supported by the suture guide to a substrate, the entire procedure being achievable with a single hand.

Claims (15)

1. A surgical tool comprising:

a cannulated anchor driver;

a suture guide shaft, a portion of said suture guide shaft being disposed coaxially within a cannula of said cannulated anchor driver, said suture guide shaft having a suture guide disposed at a distal end thereof, said suture guide having an internal circumferential surface region and an external circumferential surface region, said internal circumferential surface region defining an aperture through said suture guide, said internal circumferential surface region being initially contiguous, said suture guide having a frangible portion disposed between said external circumferential surface region and said internal circumferential surface region;

an anchor, said anchor being temporarily coupled to said cannulated anchor driver, said anchor having a distal end, said distal end being adapted to interfere with a portion of said external circumferential surface region as said suture guide is moved towards said cannula of said cannulated anchor driver, thereby distorting said aperture and causing said frangible portion to fracture.

2. The surgical tool as defined in claim 1 wherein said suture guide includes a generally toroidal portion.

3. The surgical tool as defined in claim 1 wherein said internal circumferential surface region comprises a bearing surface.

4. The surgical tool as defined in claim 1 wherein said anchor includes spline features and wherein said anchor is slidingly coupled to said cannulated anchor driver.

5. The surgical tool as defined in claim 1 wherein said anchor is adapted to capture a portion of a suture, and wherein said portion of said suture is adapted to be released from said suture guide by said fracture of said frangible portion.

6. The surgical tool as defined in claim 1 wherein said suture guide is coupled to said suture guide shaft.

7. The surgical tool as defined in claim 1 wherein said suture guide is relieved in a vicinity of said frangible portion.

8. The surgical tool as defined in claim 1 further comprising:

a handle, said handle including a detent mechanism, said handle being substantially fixedly coupled to said cannulated anchor driver, said detent mechanism being releasably coupled to said suture guide shaft such that said suture guide is retracted towards said cannula of said cannulated anchor driver responsive to operation of said detent mechanism.

9. The surgical tool as defined in claim 1 wherein said external surface region comprises a polygonal section.

10. The surgical tool as defined in claim 1 further comprising:

a portion of a suture disposed within said aperture.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 6, 2022
From: BRACY, BARTON; BRUNSVOLD, MARK D.; HARSHBARGER, JOEL M.
To: PARCUS MEDICAL, LLC
Reel/Frame 061340/0979 →
Continuity (5)
Continuation 16206736 · Nov 30, 2018
Continuation PCTUS2017035792 · Jun 2, 2017
Provisional Application 62368023 · Jul 28, 2016
Provisional Application 62344489 · Jun 2, 2016
Related Publication 20230021371A1 · Jan 26, 2023
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