Percutaneous coronary intervention using a virtual 3-Fr guiding catheter

Area of Science:

• Cardiovascular Interventions
• Medical Device Technology
• Interventional Cardiology

Background:

• A novel hydrophilic-coated, sheathless guiding catheter (Virtual 3-Fr) system for percutaneous coronary intervention (PCI) has been developed.
• This system aims to reduce invasiveness and minimize puncture site injury compared to conventional methods.

Purpose of the Study:

• To report the initial procedural outcomes of PCI utilizing the novel virtual 3-Fr sheathless guiding catheter system.
• To evaluate the efficacy and safety of this minimally invasive PCI approach.

Main Methods:

• Retrospective evaluation of procedural outcomes in 27 patients with 36 coronary artery lesions treated with the virtual 3-Fr PCI system.
• Data collected included patient demographics, access sites, lesion characteristics, procedural success rates, and complications.

Main Results:

• The virtual 3-Fr PCI system achieved a high success rate of 92% (33/36 lesions), including treatment of chronic total occlusions.
• Coronary stents were deployed in 97% of successfully treated lesions, with intravascular ultrasound used in 58%.
• No access-site related complications were observed, and hemostasis was immediate in all cases.

Conclusions:

• The virtual 3-Fr PCI system demonstrates comparable performance to standard 5-Fr guiding catheters while maintaining 3-Fr equivalent puncture site damage.
• This system holds potential as a minimally invasive strategy for managing coronary artery diseases.