NCT07135154

Brief Summary

The study aimed to compare balanced anesthesia protocols using only opioids as analgesics during induction in gastric sleeve surgery with protocols using opioids and ketamine together in terms of anesthesia management, opioid side effects, and postoperative analgesia.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
96

participants targeted

Target at P50-P75 for all trials

Timeline
Completed

Started Jun 2024

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 3, 2024

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 29, 2025

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

August 13, 2025

Completed
8 days until next milestone

First Posted

Study publicly available on registry

August 21, 2025

Completed
6 months until next milestone

Study Completion

Last participant's last visit for all outcomes

February 27, 2026

Completed
2 months until next milestone

Results Posted

Study results publicly available

April 14, 2026

Completed
Last Updated

April 14, 2026

Status Verified

February 1, 2026

Enrollment Period

10 months

First QC Date

August 13, 2025

Results QC Date

February 19, 2026

Last Update Submit

April 1, 2026

Conditions

Obesity &Amp; OverweightGeneral AnestheticKetamine

Keywords

obesitygeneral anesthesiaketamine

Outcome Measures

Primary Outcomes (1)

  • Morphine Equivalent Opioid Consumption

    A comparison was made based on the equivalent doses of opioid analgesic drugs used in both groups relative to morphine.

    24 hours

Secondary Outcomes (1)

  • Postoperative Pain

    24 hours

Study Arms (2)

Fentanyl

Fentanyl

Ketamine

Ketamine

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Those who have undergone gastric sleeve surgery in the general surgery operating room at Balıkesir University Hospital

You may qualify if:

  • Patients who have undergone gastric sleeve surgery Patients with mild systemic disease Patients with severe systemic disease that does not affect daily activities

You may not qualify if:

  • Those with data loss in their files Those who do not use patient-controlled analgesia devices Patients who did not undergo standard anesthesia protocol

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Balıkesir University Health Practice and Research Hospital

Balıkesir, Turkey (Türkiye)

Location

MeSH Terms

Conditions

ObesityOverweight

Condition Hierarchy (Ancestors)

OvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Results Point of Contact

Title
serkan uckun
Organization
University of Balikesir
serkan.uckun@balikesir.edu.tr
535 370 1164

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
No

Study Design

Study Type
observational
Observational Model
CASE ONLY
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
assistant professor

Study Record Dates

First Submitted

August 13, 2025

First Posted

August 21, 2025

Study Start

June 3, 2024

Primary Completion

March 29, 2025

Study Completion

February 27, 2026

Last Updated

April 14, 2026

Results First Posted

April 14, 2026

Record last verified: 2026-02

Locations

TU(1)