NCT02731430

Brief Summary

this study compares the use of intrathecal morphine, to multimodal analgesic techniques for postoperative pain management following laparoscopic bariatric surgery.

Trial Health

35
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
100

participants targeted

Target at P50-P75 for phase_2 postoperative-pain

Timeline
Completed

Started Dec 2015

Shorter than P25 for phase_2 postoperative-pain

Status
unknown

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

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

December 1, 2015

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2016

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2016

Completed
2 days until next milestone

First Submitted

Initial submission to the registry

April 3, 2016

Completed
4 days until next milestone

First Posted

Study publicly available on registry

April 7, 2016

Completed
Last Updated

April 7, 2016

Status Verified

April 1, 2016

Enrollment Period

3 months

First QC Date

April 3, 2016

Last Update Submit

April 6, 2016

Conditions

Outcome Measures

Primary Outcomes (1)

  • Total postoperative analgesic consumption.

    the efficacy of the studied dose of intrathecal morphine in reducing postoperative analgesic consumption.

    24 hours postoperative

Secondary Outcomes (3)

  • Visual analogue scale (VAS) scores

    24 hours postoperative

  • Time to first request of rescue analgesia.

    24 hours postoperative

  • Tolerability as assessed by the incidence of side effects

    24 hours postoperative

Study Arms (2)

group I: morphine group

ACTIVE COMPARATOR

received 0.3mg morphine (0.3ml) added to 1.2ml of bupivacaine 0.5% (total volume 1.5ml), intrathecally, immediately before induction of general anesthesia.

Drug: intrathecal morphine

group II: control group

PLACEBO COMPARATOR

received 0.3ml saline added to 1.2mlof bupivacaine 0.5% (total volume 1.5ml), intrathecally, immediately before induction of general anesthesia.

Drug: intrathecal saline

Interventions

received 0.3mg morphine (0.3ml) added to 1.2ml of bupivacaine 0.5% (total volume 1.5ml), intrathecally, immediately before induction of general anesthesia.

group I: morphine group

received 0.3ml saline added to 1.2mlof bupivacaine 0.5% (total volume 1.5ml), intrathecally, immediately before induction of general anesthesia.

group II: control group

Eligibility Criteria

Age20 Years - 50 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • American Society of Anesthesia (ASA) II-III patients.
  • Aged 30-50 years.
  • The body mass index (BMI) of the patients needed to be over 40 kg/m² or over 35 kg/m² with at least one comorbidity.

You may not qualify if:

  • Patients with a known allergy to the study drugs.
  • Advanced cardiac, respiratory, renal or hepatic disease.
  • Coagulation disorders.
  • Infection at or near the site of intrathecal injection.
  • Drug or alcohol abuse.
  • Psychiatric illnesses that may interfere with perception and assessment of pain.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Pain, Postoperative

Condition Hierarchy (Ancestors)

Postoperative ComplicationsPathologic ProcessesPathological Conditions, Signs and SymptomsPainNeurologic ManifestationsSigns and Symptoms

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Lecturer of anesthesia, icu, and pain management

Study Record Dates

First Submitted

April 3, 2016

First Posted

April 7, 2016

Study Start

December 1, 2015

Primary Completion

March 1, 2016

Study Completion

April 1, 2016

Last Updated

April 7, 2016

Record last verified: 2016-04