New pain block may cut opioid use after chest surgery
Symptom relief
Completed
This study tested a new nerve block called RISS to see if it helps control pain after chest surgery. 90 adults having chest surgery were split into two groups: one got the RISS block plus general anesthesia, the other got general anesthesia alone. The goal was to see if the block…
Phase: NA • Sponsor: Ningbo University • Aim: Symptom relief
Last updated May 13, 2026 16:03 UTC