Related Experiment Video

Updated: Jan 17, 2026

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation
06:04

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation

Published on: August 8, 2025

509

Diagnostic and Guide Catheter Choices for Upper Extremity Access

Yuji Ikari1

  • 1Department of Cardiology, 143 Shimokasuya, Isehara, Kanagawa 259-1193, Japan.

Interventional Cardiology Clinics
|September 17, 2025
PubMed

Insights

Choosing the right guiding catheter in transradial PCI is key for support. The Ikari L catheter offers a safer alternative for left and right coronary artery engagement, reducing risks compared to other types.

Area of Science:

  • Interventional Cardiology
  • Medical Device Technology

Background:

  • Transradial percutaneous coronary intervention (PCI) requires careful guiding catheter selection.
  • Different aortic entry angles necessitate specific catheter shapes for adequate backup support.

Purpose of the Study:

  • To evaluate guiding catheter shapes for transradial PCI.
  • To compare the safety and efficacy of different catheters for left and right coronary artery engagement.

Main Methods:

  • Analysis of guiding catheter performance in transradial PCI.
  • Comparison of catheter types (Voda, XB, EBU, Backup, Ikari L, Amplatz L) for specific coronary targets.

Main Results:

  • Traditional catheters (Voda, XB, EBU, Backup) offer strong support but increase ostial dissection risk for the left coronary artery.
  • Ikari L catheter provides safer left coronary engagement with reduced dissection risk and comparable backup support.
  • For the right coronary artery, Ikari L minimizes aortic valve regurgitation and improves support in the Power Position compared to Amplatz L.

Conclusions:

  • The Ikari L catheter represents a safer and effective option for guiding catheter selection in transradial PCI.
  • Optimized catheter choice can mitigate risks like ostial dissection and aortic valve regurgitation.

Keywords:
AmplatzBack-up forceIkariJudkinsVoda

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