Inventor

XU YISHUAI

CN3 patents

Patents

3 patents

US12458357B2Nov 4, 2025

Retractable trocar for circular stapling instruments

COVIDIEN LP0 citations56

US12357312B2Jul 15, 2025

Anvil and delivery system assembly with automatic retaining suture release

COVIDIEN LP0 citations51

US12502175B2Dec 23, 2025

Surgical stapling device with anvil tilt indicator

COVIDIEN LP0 citations42