公开(公告)号：US10888348B2

公开(公告)日：2021-01-12

申请号：US16783559

申请日：2020-02-06

Applicant: Indiana University Research and Technology Corporation

Inventor： Luke G. Gutwein ,  Rajiv Sood ,  Barry Davignon

IPC: A61B17/3201 ,  A61B17/285 ,  A61B17/00 ,  A61B17/32

Abstract: A scar subcision devices comprising a first elongated element comprising a pivotal connection to a second elongated element, the first elongated element having a blunt distal end, the second elongated element having a proximal-facing cutting edge at a distal end thereof, the device having a first state wherein the cutting edge is retracted to a location within an outer perimeter of the first elongated element, and a second state wherein the cutting edge is exposed outside of the outer perimeter of the first elongated element and the device transitioning between the first state and the second state by the first elongated element and the second elongated element rotating relative to each other about the pivotal connection are disclosed. Methods are also disclosed.

公开(公告)号：US11291466B2

公开(公告)日：2022-04-05

申请号：US15745955

申请日：2016-08-10

Applicant: Indiana University Research and Technology Corporation

Inventor： Luke G. Gutwein ,  Rajiv Sood ,  Barry Davignon

IPC: A61B17/285 ,  A61B17/3201 ,  A61B17/00 ,  A61B17/32

Abstract: A scar subcision devices comprising a first elongated element comprising a pivotal connection to a second elongated element, the first elongated element having a blunt distal end, the second elongated element having a proximal-facing cutting edge at a distal end thereof, the device having a first state wherein the cutting edge is retracted to a location within an outer perimeter of the first elongated element, and a second state wherein the cutting edge is exposed outside of the outer perimeter of the first elongated element and the device transitioning between the first state and the second state by the first elongated element and the second elongated element rotating relative to each other about the pivotal connection are disclosed. Methods are also disclosed.

公开(公告)号：US20210128187A1

公开(公告)日：2021-05-06

申请号：US17145574

申请日：2021-01-11

Applicant: Indiana University Research and Technology Corporation

Inventor： Luke G. Gutwein ,  Rajiv Sood ,  Barry Davignon

IPC: A61B17/3201 ,  A61B17/285

Abstract: A scar subcision devices comprising a first elongated element comprising a pivotal connection to a second elongated element, the first elongated element having a blunt distal end, the second elongated element having a proximal-facing cutting edge at a distal end thereof, the device having a first state wherein the cutting edge is retracted to a location within an outer perimeter of the first elongated element, and a second state wherein the cutting edge is exposed outside of the outer perimeter of the first elongated element and the device transitioning between the first state and the second state by the first elongated element and the second elongated element rotating relative to each other about the pivotal connection are disclosed. Methods are also disclosed.

公开(公告)号：US20180214169A1

公开(公告)日：2018-08-02

申请号：US15745955

申请日：2016-08-10

Applicant: Indiana University Research and Technology Corporation ,  Rose-Hulman Institute of Technology, Inc.

Inventor： Luke G. Gutwein ,  Rajiv Sood ,  Barry Davignon

IPC: A61B17/3201

CPC classification number: A61B17/3201 ,  A61B17/285 ,  A61B2017/00353 ,  A61B2017/00761 ,  A61B2017/00792 ,  A61B2017/00969 ,  A61B2017/320044

Abstract: A scar subcision devices comprising a first elongated element comprising a pivotal connection to a second elongated element, the first elongated element having a blunt distal end, the second elongated element having a proximal-facing cutting edge at a distal end thereof, the device having a first state wherein the cutting edge is retracted to a location within an outer perimeter of the first elongated element, and a second state wherein the cutting edge is exposed outside of the outer perimeter of the first elongated element and the device transitioning between the first state and the second state by the first elongated element and the second elongated element rotating relative to each other about the pivotal connection are disclosed. Methods are also disclosed.

公开(公告)号：US20200170658A1

公开(公告)日：2020-06-04

申请号：US16783559

申请日：2020-02-06

Applicant: Indiana University Research and Technology Corporation

Inventor： Luke G. Gutwein ,  Rajiv Sood ,  Barry Davignon

IPC: A61B17/3201 ,  A61B17/285

Abstract: A scar subcision devices comprising a first elongated element comprising a pivotal connection to a second elongated element, the first elongated element having a blunt distal end, the second elongated element having a proximal-facing cutting edge at a distal end thereof, the device having a first state wherein the cutting edge is retracted to a location within an outer perimeter of the first elongated element, and a second state wherein the cutting edge is exposed outside of the outer perimeter of the first elongated element and the device transitioning between the first state and the second state by the first elongated element and the second elongated element rotating relative to each other about the pivotal connection are disclosed. Methods are also disclosed.

公开(公告)号：US20180333148A1

公开(公告)日：2018-11-22

申请号：US15767139

申请日：2016-10-17

Applicant: Indiana University Research and Technology Corporation ,  Rose-Hulman Institute of Technology

Inventor： Luke G. Gutwein ,  Sunil Tholpady ,  Barry Davignon

IPC: A61B10/02

CPC classification number: A61B10/0283 ,  A61B10/0266 ,  A61B17/322 ,  A61B2010/0208

Abstract: Systems and methods for shave biopsy are disclosed for extracting tissue at quantifiable specimen depth at the time of tissue acquisition. In particular, a biopsy apparatus is provided that generally includes a suction mechanism and a shaving mechanism.