The edition · General Surgery
Robotic cholecystectomy may earn its cost only in the difficult, heavier patient
A US health-system analysis ties the robot's advantage to high Nassar scores and raised BMI, at about $2,200 more per case. Robotic TME was linked to more restorative rectal resections, and organ-space infection is rising after emergency cholecystectomy.
The edition in brief
In 1,828 minimally invasive cholecystectomies across eight US hospitals (2020-21), robotic cases had fewer adverse outcomes (conversion or Clavien-Dindo grade 3 or worse) than laparoscopic cases, 3.3% vs 8.7%. The difference was concentrated in difficult gallbladders (Nassar score 7 or more) and patients with a raised BMI; in easier cases with a lower BMI, outcomes were similar. Robotic surgery cost about $2,200 to $2,400 more per encounter in every risk group. The study is retrospective and from surgeons fluent in both approaches. A BJS meta-analysis of 20 studies (7,133 patients) found robotic total mesorectal excision was associated with more restorative resections than laparoscopic TME (OR 1.43), with a stronger effect in studies after 2020 (OR 2.86), fewer conversions (OR 0.37) and no difference in leak or complications. Across 231,048 non-elective cholecystectomies in ACS-NSQIP (2015-2024), adjusted mortality, reoperation and major complications fell, but organ-space infection more than doubled, from 1.02% to 2.59%. A registry comparison of 2,382 matched inguinal hernia repairs found no excess wound infection with partly reusable hybrid trocars. The pearl covers subtotal cholecystectomy as a planned bail-out.
Robotic TME linked to more restorative rectal resections
Robotic TME is associated with more sphincter-preserving resections and fewer conversions, at a similar leak rate.
Emergency cholecystectomy is safer, but organ-space infection is rising
Emergency cholecystectomy outcomes are improving overall, but watch for organ-space infection after early discharge.
Hybrid reusable trocars show no excess infection in hernia repair
Partly reusable trocars were not associated with more wound infection after minimally invasive inguinal hernia repair.
Subtotal cholecystectomy is a plan, not a failure
When the critical view cannot be achieved, a planned subtotal cholecystectomy is safer than pressing on.
Robotic cholecystectomy: the gain is in difficult, heavier patients
Reserve robotic cholecystectomy for difficult gallbladders in heavier patients; laparoscopy remains the default for the rest.
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