Ion: Technology and Techniques for Shape-sensing Robotic-assisted Bronchoscopy

Janani Reisenauer, Michael J. Simoff, Michael A. Pritchett, David E. Ost, Adnan Majid, Colleen Keyes, Roberto F. Casal, Mihir S. Parikh, Javier Diaz-Mendoza, Sebastian Fernandez-Buzzy, Erik E. Folch

Research output: Contribution to journalArticlepeer-review

34 Scopus citations

Abstract

Purpose: This report describes the Ion Endoluminal System (Intuitive Surgical, Inc, Sunnyvale, CA) and practices for safe and effective use in patients with small peripheral pulmonary nodules (PPNs). Description: This shape-sensing robotic-assisted bronchoscopy system allows airway visualization and navigation to reach and biopsy small PPNs through a stable platform. The system provides 3-dimensional mapping and visualization of the airways, a flexible and fully articulating 3.5-mm (outer diameter) catheter, a peripheral vision probe, and system-specific biopsy needles. Evaluation: The Ion Endoluminal System was evaluated in an ongoing prospective, multicenter trial including 241 patients with 270 PPNs (largest mean cardinal measurement, 18.8 ± 6.5 mm). Mean time to register and navigate decreased from 10 minutes in the first 10 cases to 7 minutes in the subsequent cases. Asymptomatic pneumothorax occurred in 8 patients (3.3%), 1 (0.4%) with pigtail catheter placement. Two patients (0.8%) experienced airway bleeding; both cases of bleeding resolved within 5 minutes of tamponade. Conclusions: The Ion Endoluminal System's unique shape-sensing technology can be leveraged to facilitate localization and sampling of PPNs and potentially improve diagnostic accuracy.

Original languageEnglish (US)
Pages (from-to)308-315
Number of pages8
JournalAnnals of Thoracic Surgery
Volume113
Issue number1
DOIs
StatePublished - Jan 2022

ASJC Scopus subject areas

  • Surgery
  • Pulmonary and Respiratory Medicine
  • Cardiology and Cardiovascular Medicine

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