IP Library Granted Patent US 8,006,594
Granted Patent B2
US 8,006,594 · App. 12/189,527 · Granted Aug 30, 2011

Catheter cutting tool

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Quick Facts
Patent No.
US 8,006,594
App. No.
12/189,527
Granted
Aug 30, 2011
Kind
B2
Abstract

Systems and methods for cutting, or trimming, a catheter at a specified location along the length of the catheter. The catheter preferably includes a stop feature comprising a difference in a physical characteristic between a first portion of the catheter and a second portion of the catheter which interacts with an elongate member of the cutting system to determine the catheter is in a proper position to be cut.

Claims (11)

1. A method of cutting a catheter, comprising:

providing a catheter cutting body, wherein the catheter cutting body comprises a cutting body bore and a cutting member guide;

positioning a first portion of an elongate member and a first portion of a catheter within the catheter cutting body bore, wherein the catheter comprises a stop feature comprising a difference in a physical characteristic between the first portion of the catheter and a second portion of the catheter;

positioning the first portion of the elongate member within the first portion of the catheter;

engaging the elongate member with the stop feature to detect positioning of the catheter at a desired cutting location;

advancing a cutting member comprising a cutting element through the cutting member guide thereby cutting the catheter with the cutting element.

2. The method of claim 1 wherein cutting the catheter with the cutting element comprises cutting the catheter with the cutting element at a location that is determined by the axial position of the stop feature.

3. The method of claim 1 wherein the first portion of the elongate member comprises a first end, and wherein positioning the first portion of the elongate member within the catheter cutting body bore comprises securing the first end of the elongate member within the catheter cutting body bore at a predetermined distance measured from an edge of the cutting member guide.

4. The method of claim 1 further comprising securing the catheter in place relative to the elongate member before cutting the catheter with the cutting element.

5. The method of claim 1 wherein advancing the cutting member through the cutting member guide comprises rotating the catheter.

6. The method of claim 5 wherein rotating the catheter comprises engaging a first catheter rotation element with a second catheter rotation element.

Assignments (7)
RELEASE OF SECURITY INTEREST Recorded Jul 14, 2025
From: CLARET EUROPEAN SPECIALTY LENDING COMPANY III, S.À R.L.
To: CARDIAC DIMENSIONS PTY LTD
Reel/Frame 071936/0011 →
TERMINATION AND RELEASE OF INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Jul 6, 2023
From: OXFORD FINANCE LLC
To: CARDIAC DIMENSIONS PTY LTD
Reel/Frame 064224/0199 →
SECURITY INTEREST Recorded Jun 30, 2023
From: CARDIAC DIMENSIONS PTY LTD
To: CLARET EUROPEAN SPECIALTY LENDING COMPANY III, S.A R.L
Reel/Frame 064181/0642 →
FIRST AMENDMENT TO INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Mar 27, 2023
From: CARDIAC DIMENSIONS PTY LTD
To: OXFORD FINANCE LLC
Reel/Frame 063167/0447 →
SECURITY INTEREST Recorded Apr 16, 2018
From: CARDIAC DIMENSIONS PTY LTD
To: OXFORD FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 045958/0663 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 24, 2014
From: CARDIAC DIMENSIONS, INC.
To: CARDIAC DIMENSIONS PTY. LTD.
Reel/Frame 032759/0069 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 23, 2011
From: HAYNER, LOUIS R.; KEECH, EVAN M.; GORDON, LUCAS S.
To: CARDIAC DIMENSIONS, INC.
Reel/Frame 026008/0094 →