IP Library Granted Patent US 9,439,649
Granted Patent B2
US 9,439,649 · App. 13/712,090 · Granted Sep 13, 2016

Surgical instrument having force feedback capabilities

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Quick Facts
Patent No.
US 9,439,649
App. No.
13/712,090
Granted
Sep 13, 2016
Kind
B2
Abstract

A surgical instrument. The surgical instrument has a force delivery system which communicates a changing force to a user of the surgical instrument when a limit of a surgical function is reached. A sensor senses position of a moving element to communicate a signal to the force delivery system. In various embodiments, the system generates a vibratory force to signal the user.

Claims (11)

1. A surgical instrument configured to deliver a surgical function, the surgical instrument comprising:

a handle comprising a force delivery system, wherein the force delivery system is configured to operably deliver a changing force to a user holding the handle;

a shaft;

an end effector extending from the shaft;

a moving element configured to move between a plurality of positions within the end effector, wherein the plurality of positions comprises a position indicative of a limit position of the surgical function; and

a sensor configured to detect when the moving element reaches the position indicative of the limit of the surgical function, wherein the sensor operably communicates with the force delivery system, and wherein the sensor signals the force delivery system to deliver the changing force when the moving element reaches the position indicative of the limit position of the surgical function, wherein the sensor signals the force delivery system with one of the group consisting of a square wave signal and a sine wave signal.

2. The surgical system of claim 1 , wherein the changing force comprises a vibratory force.

3. The surgical system of claim 2 , wherein the position indicative of the limit of the surgical function comprises a position indicative of an articulation limit of an end effector.

4. The surgical system of claim 3 , wherein the force delivery system comprises a motor that generates the vibratory force.

5. The surgical system of claim 1 , wherein the moving element comprises a translating actuator.

6. The surgical system of claim 1 , wherein the moving element comprises a rotating actuator.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2021
From: ETHICON LLC
To: CILAG GMBH INTERNATIONAL
Reel/Frame 056601/0339 →
CHANGE OF NAME Recorded Feb 27, 2017
From: ETHICON ENDO-SURGERY, LLC
To: ETHICON LLC
Reel/Frame 041821/0186 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2015
From: ETHICON ENDO-SURGERY, INC.
To: ETHICON ENDO-SURGERY, LLC
Reel/Frame 037161/0710 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2013
From: SHELTON, FREDERICK E., IV; MORGAN, JEROME R.; LEIMBACH, RICHARD L.; OVERMYER, MARK D.
To: ETHICON ENDO-SURGERY, INC.
Reel/Frame 029591/0735 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 12, 2012
From: SHELTON, FREDERICK E., IV; MORGAN, JEROME J.; LEIMBACH, RICHARD L.
To: ETHICON ENDO-SURGERY, INC.
Reel/Frame 029453/0375 →