AI Article Synopsis

  • - Persistent left superior vena cava (PLSVC) is a common anatomical variant that can complicate pacemaker lead implantation when the right superior vena cava is absent.
  • - A case study involving a 90-year-old woman successfully utilized a special slittable sheath to implant a 100-cm pacemaker lead due to her unique PLSVC anatomy and previous unsuccessful attempts.
  • - The use of the CPS Direct™ Universal sheath allowed for better angling towards the tricuspid valve, resulting in a more stable lead placement despite the challenges posed by PLSVC.

Article Abstract

Background: Persistent left superior vena cava (PLSVC) is the most common variant of systemic venous drainage. In the absence of the right superior vena cava (RSVC), implantation of a right ventricular pacing lead may be challenging. Therefore specific implantation techniques and experiences in PLSVC are worth reporting.

Case Presentation: We present a case report of a 90-year-old Caucasian female patient with PLSVC during single chamber pacemaker implantation due to the third-degree atrioventricular block. With common implantation techniques, we did not even reach the right ventricle. Therefore slittable CPS Direct ™ Universal sheath was employed to overcome the acute angle from PLSVC to tricuspid valve and ensure more fixation stability for longer 100-cm right ventricular lead placement.

Conclusion: This case demonstrates safe implantation of 100-cm long right ventricular bipolar active fixation pacing lead using common slittable CPS Direct ™ Universal sheath after failed attempts with "C" and "J" stylet shaped electrode. This sheath provides different angle towards tricuspid valve and more fixation stability in patient with PLSVC and absent connection to right atrium.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10424350PMC
http://dx.doi.org/10.1186/s13256-023-04073-yDOI Listing

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