Granted Patent B2

US 12,262,915 · App. 18/211,771 · Granted Apr 1, 2025

Inventors: Nathan C. Francis (Colorado Springs, CO); Matthew Magee (Colorado Springs, CO)

Assignee: KONINKLIJKE PHILIPS N.V.

A61B17/3468A61B17/3205A61N1/056A61B2090/066A61N2001/0578

Abstract

Claims (26)

1. An apparatus for removing an implanted lead, the apparatus comprising:

a handle configured to be grasped by a user during a lead removal procedure to remove the implanted lead, wherein the implanted lead is coupled to a lead engagement device, wherein the lead engagement device comprises an elongated and flexible body configured to be inserted in a lead lumen of the implanted lead and secured to the implanted lead;

a frame coupled to the handle; and

a mandrel coupled to the frame, the mandrel configured to couple to the lead engagement device, wherein the mandrel is configured to rotate relative to the frame such that:

the lead engagement device is wound around the mandrel; and

the mandrel applies traction to the lead engagement device and the implanted lead,

wherein the handle comprises a controller configured to control the mandrel to rotate.

2. The apparatus of claim 1 , wherein the frame is fixed to the handle.

3. The apparatus of claim 1 , wherein the frame is movable relative to the handle.

4. The apparatus of claim 1 , wherein the mandrel is configured to rotate relative to the handle.

5. The apparatus of claim 1 , wherein the mandrel comprises a hook configured to receive a loop of the lead engagement device.

6. The apparatus of claim 1 , wherein the frame comprises a dial or a knob configured to adjust a torque applied to the lead engagement device and the implanted lead.

7. The apparatus of claim 6 , wherein the dial or the knob is configured to provide a plurality of pre-determined amounts of torque.

8. The apparatus of claim 1 , wherein the handle comprises a trigger, a button, or a switch configured to cause the mandrel to rotate.

9. The apparatus of claim 1 ,

further comprising a sheath coupled to the handle,

wherein the sheath is configured to receive the lead engagement device and the implanted lead.

10. The apparatus of claim 9 ,

wherein the sheath is configured to separate the implanted lead from tissue,

wherein the handle comprises a trigger, a button, or a switch configured to cause the sheath to separate the implanted lead from the tissue.

11. The apparatus of claim 1 ,

wherein the handle comprises a motor coupled to the controller,

wherein the controller is configured to control the motor to cause the mandrel to rotate.

12. The apparatus of claim 11 ,

further comprising a torque sensor coupled to the controller,

wherein the controller is configured to control the motor based on a signal from the torque sensor.

Continuity (3)

References Cited (25)