Cost-Effectiveness and Outcome of Robot-assisted Vs Laparoscopic Roux-en-Y Gastric Bypass

NCT07153419 — Not applicable, Not yet recruiting, 512 participants, Fondazione Policlinico Universitario Agostino Gemelli IRCCS

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Cost-Effectiveness and Outcome of Robot-assisted Vs Laparoscopic Roux-en-Y Gastric Bypass: A Non-inferiority Randomized Controlled Trial

RegistryNCT07153419, acronym LvRRYGB
StatusNot yet recruiting
PhaseNot applicable
Study typeInterventional; randomized, parallel, masking: double, treatment
Enrollment512 (Estimated)
SponsorFondazione Policlinico Universitario Agostino Gemelli IRCCS (Other)
ConditionsMorbid Obesity
InterventionsLaparoscopic and robotic (DaVinci) RYGB (Device)
Datesstart 2026-01-01 (estimated), primary completion 2028-07-01 (estimated), completion 2028-10-01 (estimated), first posted 2025-09-04, last updated 2025-09-04
Locations1 site in Italy

Related Papers Related Patents Related Grants Related Experts
All trials for Morbid Obesity All trials of Laparoscopic and robotic (DaVinci) RYGB

-Summary

The objective of this randomized controlled trial is to compare perioperative outcomes between laparoscopic and robotic approaches in patients with severe obesity who are candidates for RYGB. The trial aims to address the following key questions:

To evaluate the difference between the two procedures in terms of postoperative complications.

To assess intraoperative complications, conversion rate, mortality, operative times, postoperative hospital stay, and cost analysis for both approaches.

In summary, the researchers will compare the laparoscopic and robotic approaches to determine which one leads to better perioperative outcomes

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+Detailed description

Treating patients with pathological obesity has always posed a challenge for bariatric surgeons due to their increased risk of post-operative complications and varying short-term outcomes depending on the chosen procedure. Currently, there are no established guidelines to dictate which procedure is optimal for a given clinical presentation. Surgeons typically make this decision based on their expertise and the patient's characteristics. The most frequently performed procedures worldwide are sleeve gastrectomy and Roux-en-Y gastric bypass, with the latter validated by numerous long-term studies as a safe and effective bariatric and metabolic option for patients with a BMI <50 kg/m2. However, the complexity of Roux-en-Y gastric bypass, which requires the creation of two anastomoses during the reconstruction phase, which might be challenging when performed laparoscopically, may be facilitated by a robotic approach. Although some studies suggest that these approaches have equivalent safety and efficacy profiles, conclusive evidence evaluating their economic impact remains elusive. Consequently, the objective of the present study is to compare morbidity between the laparoscopic and robotic approach in patients undergoing Roux-en-Y gastric bypass.

+Arms and interventions

ArmTypeInterventionsDescription
Laparoscopic RYGBActive comparatorDevice: Laparoscopic and robotic (DaVinci) RYGBPatients undergoing Roux-en-Y gastric bypass (RYGB) surgery performed laparoscopically.
Robotic RYGBExperimentalDevice: Laparoscopic and robotic (DaVinci) RYGBPatients undergoing Roux-en-Y gastric bypass (RYGB) surgery performed using the DaVinci robotic platform.
  • Laparoscopic and robotic (DaVinci) RYGB (Device): Laparoscopic and robotic (DaVinci) Roux-en-Y Gastric Bypass

+Outcome measures

Primary outcomes

  • Early complications rate [30 Days after hospital discharge]: The percentage or proportion of individuals who experience adverse events or negative outcomes within a 30th day of time after hospital discharge

Secondary outcomes

  • Intraoperative complications rate [From the beginning to the end of the surgical procedure]: The percentage or proportion of individuals who experience adverse events or negative outcomes during surgical procedure.
  • Conversions rate [From the beginning to the end of the surgical procedure]: The percentage of individuals who start out undergoing a minimally invasive procedure but end up requiring a conversion to a more invasive procedure.
  • mortality rate [30 days after hospital discharge]: The percentage or proportion of individuals who die within a 30th day of time after hospital discharge
  • Operative time [From the beginning to the end of the surgical procedure]: The length of time a patient spends in the operating room undergoing a surgical procedure, from the start of the surgery to the completion of the procedure
  • Length of hospital stay [up to 1 week]: The amount of time a patient spends in the hospital or medical facility after a surgical procedure has been performed.
  • Costs of hospitalization and surgery [up to 1 week]: the expenses associated with medical care provided during a patient's stay in a hospital or medical facility, including surgical procedures.

+Eligibility

Sex: All, ages: 18 Years to 75 Years, accepts healthy volunteers

Inclusion Criteria:

* Age 18 years or older
* Patients who are candidates for Roux-en-Y gastric bypass using a minimally invasive technique
* Informed consent has been given.

Exclusion Criteria:

* patients who are candidates for bariatric procedures other than Roux-en-Y gastric bypass, or to those who require a laparotomy for Roux-en-Y gastric bypass surgery.

+Locations (1)

FacilityCityCountryStatus
Fondazione Policlinico Universitario A. Gemelli IRCCSRomaItaly

+Investigators

  • Marco Raffaelli, Principal investigator, Fondazione Policlinico Universitario Agostino Gemelli IRCCS