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[Electrode fracture in pacemaker patients (author's transl)]
Deutsche Medizinische Wochenschrift (1946)
|April 11, 1980
Summary
Pacemaker electrode fractures, a serious complication, occurred in 33 patients over 3 years. Singly wound spiral electrodes and technical issues were causes, but Elema type 588 electrodes showed no fractures.
Area of Science:
- Cardiovascular Medicine
- Biomedical Engineering
- Medical Device Technology
Context:
- Pacemaker implantation is a common procedure for managing cardiac arrhythmias.
- Electrode fracture represents a significant late complication, potentially leading to device malfunction and requiring revision surgery.
- Previous studies have identified various factors contributing to pacemaker lead failure.
Purpose:
- To investigate the incidence and causes of pacemaker electrode fractures.
- To identify specific electrode designs and implantation techniques associated with fracture.
- To evaluate the performance of the Elema electrode type 588 in preventing fractures.
Summary:
- A study identified electrode fracture in 33 patients over a 3-year period, with an average time to fracture of 35 months post-implantation.
- The primary causes identified were the use of singly wound spiral electrodes and technical deficiencies in extrathoracic loop formation.
- Notably, the Elema electrode type 588, routinely used by the authors, showed no instances of fracture.
Impact:
- Highlights the risks associated with specific pacemaker electrode designs and implantation techniques.
- Suggests that the Elema electrode type 588 may offer improved durability and reduced risk of fracture.
- Informs clinical practice regarding lead selection and surgical technique to minimize late complications.