IP Library Granted Patent US 11,229,479
Granted Patent B2
US 11,229,479 · App. 16/514,783 · Granted Jan 25, 2022

Adjustable clamp systems and methods

Inventors: Dwight P. Morejohn (Davis, CA); Tamer Ibrahim (Danville, CA); Michael J. Banchieri (Discovery Bay, CA); Ara Stephanian (Davis, CA)
Assignee: AtriCure, Inc.
A61B18/1442A61B18/0206A61B18/06A61B18/085A61B18/1206A61B18/1815A61B18/20A61B2018/00023A61B2018/00273A61B2018/00351A61B2018/00577A61B2018/00702A61B2018/00791A61B2018/0225A61B2018/145A61N7/02
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Quick Facts
Patent No.
US 11,229,479
App. No.
16/514,783
Granted
Jan 25, 2022
Kind
B2
Abstract

Tissue treatment systems include an actuator handle assembly coupled with a clamp assembly having a first jaw mechanism and a second jaw mechanism. A first jaw mechanism includes a first flexible boot, a first flexible ablation member coupled with the first flexible boot, and a first rotatable jawbone disposed within the first flexible boot. A second jaw mechanism comprises a second flexible boot, a second flexible ablation member coupled with the second flexible boot, and a second rotatable jawbone disposed within the second flexible boot.

Claims (19)

1. A treatment system for forming a lesion on a tissue of a patient, comprising:

an actuator handle assembly; and

a slidable clamp assembly coupled with the actuator handle assembly, wherein the slidable clamp assembly is configured to be translatable along a first axis, the slidable clamp assembly having a first jaw mechanism and a second jaw mechanism,

wherein the first jaw mechanism comprises a first rotatable guide, and a first flexible ablation member in operative association with the first rotatable guide,

wherein the second jaw mechanism comprises a second rotatable guide, and a second flexible ablation member in operative association with the second rotatable guide,

wherein the first jaw mechanism is configured to adjustably revolve within a first collar, wherein the second jaw mechanism is configured to adjustably revolve within a second collar, and

wherein the first jaw mechanism and the second jaw mechanism are both rotatable about a second axis, wherein the second axis is substantially perpendicular to the first axis.

2. The treatment system of claim 1 , wherein the first jaw mechanism and the second jaw mechanism can be independently rotatably adjusted.

3. The treatment system of claim 1 , further comprising a first push and release rotational assembly coupling the actuator handle assembly with the first jaw mechanism; and a second push and release rotational assembly coupling the actuator handle assembly with the second jaw mechanism.

4. The treatment system of claim 3 , wherein the first push and release rotational assembly comprises a first frame button and a first leaf spring.

5. The treatment system of claim 4 , wherein the first frame button comprises an engagement button, an upper horizontal arm having an upper tooth, a lower horizontal arm having a lower tooth, and a vertical arm having a vertical tooth.

6. The treatment system of claim 5 , wherein the first leaf spring comprises an engagement tab, and the first push and release rotational assembly further comprises a jawbone base having an engagement aperture that receives the engagement tab.

7. The treatment system of claim 5 , wherein the first push and release rotational assembly further comprises a jawbone base having a jawbone base tooth that engages at least one of the upper tooth, the lower tooth, or the vertical tooth of the first frame button.

8. The treatment system of claim 1 , further comprising a first ablation member and a second ablation member coupled to the slidable clamp assembly;

wherein the first ablation member is supported by the first jaw mechanism and has one or more electrodes, and

wherein the second ablation member is supported by the second jaw mechanism and has one or more electrodes.

9. The treatment system of claim 8 , wherein the first ablation member includes an active electrode, and the second ablation member includes a ground electrode.

10. The treatment system of claim 8 , wherein the first ablation member includes a proximal electrode and a distal electrode coupled by a support assembly.

11. The treatment system of claim 8 , wherein the second ablation member includes a proximal electrode and a distal electrode coupled by a support assembly.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Jan 10, 2024
From: SILICON VALLEY BANK, A DIVISION OF FIRST-CITIZENS BANK & TRUST COMPANY
To: ATRICURE, INC.; ATRICURE, LLC; ENDOSCOPIC TECHNOLOGIES, LLC; NCONTACT SURGICAL, LLC; SENTREHEART LLC
Reel/Frame 066256/0797 →
SECURITY INTEREST Recorded Jan 10, 2024
From: ATRICURE, INC.; ATRICURE, LLC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 066267/0896 →
SUPPLEMENT TO INTELLECTUAL PROPERTY SECURITY AGREEMENTS Recorded Feb 5, 2021
From: ATRICURE, INC.; ATRICURE, LLC; ENDOSCOPIC TECHNOLOGIES, LLC; NCONTACT SURGICAL, LLC; SENTREHEART, LLC
To: SILICON VALLEY BANK
Reel/Frame 055229/0400 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2019
From: ENDOSCOPIC TECHNOLOGIES, INC
To: ATRICURE, INC.
Reel/Frame 049782/0738 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2019
From: MOREJOHN, DWIGHT P.; IBRAHIM, TAMER; BANCHIERI, MICHAEL J.; STEPHANIAN, ARA
To: ENDOSCOPIC TECHNOLOGIES, INC.
Reel/Frame 049784/0882 →
Cited By (1)
US 12,343,064