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Compression coil provides increased lead control in extraction procedures.

Christoph T Starck1, Alexander Stepuk2, Tomas Holubec3

  • 1Clinic of Cardiac and Vascular Surgery, University Hospital Zurich, Raemistrasse 100, 8091 Zurich, Switzerland ct.starck@me.com.

Europace : European Pacing, Arrhythmias, and Cardiac Electrophysiology : Journal of the Working Groups on Cardiac Pacing, Arrhythmias, and Cardiac Cellular Electrophysiology of the European Society of Cardiology
|October 28, 2014
PubMed
Summary
This summary is machine-generated.

A new compression coil improved pacemaker lead extraction by enhancing control and reducing stylet retraction. This tool offers better support during challenging lead removal procedures.

Keywords:
Compression coilICDLead extractionPacemaker

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Area of Science:

  • Cardiovascular medicine
  • Medical device engineering

Background:

  • Pacemaker lead extraction can be challenging.
  • Ensuring adequate lead control during extraction is crucial for patient safety and procedural success.

Purpose of the Study:

  • To evaluate the efficacy of a novel compression coil (One-Tie, Cook Medical) in improving pacemaker lead extraction.
  • To assess the impact of the compression coil on lead control and stylet behavior during traction force testing.

Main Methods:

  • Traction force testing was performed on 13 pacemaker leads (Setrox JS53, Biotronik).
  • Leads were divided into three groups: no stylet support, locking stylet with suture, and locking stylet with compression coil.
  • Parameters measured included stress-strain curves, maximal forces, elastic modulus, lead length, lead elongation, and lead tip-locking stylet distance (LTLSD).

Main Results:

  • Maximal forces were comparable across groups, but the compression coil group showed a statistically significant increase compared to the no-stylet group (P=0.04).
  • Elastic modulus was significantly higher in groups with stylet support compared to no support (P<0.01).
  • The compression coil group exhibited significantly less locking stylet retraction (lower LTLSD/post-testing lead length ratio, P<0.01) compared to the suture group.

Conclusions:

  • The compression coil enhances lead control during extraction by minimizing locking stylet retraction.
  • This improved control facilitates better central support for extraction sheaths, particularly in complex cases.
  • The compression coil represents a valuable tool for optimizing pacemaker lead extraction procedures.