NCT00444652

Brief Summary

This trial is an assessment of the efficacy of three thromboprophylaxis regimens in two types of bariatric surgery. \- gastric banding and gastric bypass on anti-Xa activity levels The study includes two groups of 150 patients scheduled for gastric banding or gastric bypass. Assessment of anti-Xa levels before and 4 hours after the injections from day 0 to 2 in order to determine the best prophylactic regimen allowing expected values ranged between 0.3 and 0.5 IU / ml.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
300

participants targeted

Target at P75+ for phase_4

Timeline
Completed

Started Nov 2006

Longer than P75 for phase_4

Geographic Reach
1 country

10 active sites

Status
unknown

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

November 1, 2006

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

March 7, 2007

Completed
1 day until next milestone

First Posted

Study publicly available on registry

March 8, 2007

Completed
5.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 1, 2012

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2012

Completed
Last Updated

July 2, 2012

Status Verified

June 1, 2012

Enrollment Period

6 years

First QC Date

March 7, 2007

Last Update Submit

June 28, 2012

Conditions

Keywords

ThromboprophylaxisBariatric surgeryprevention of venous thromboembolism in bariatric surgery

Outcome Measures

Primary Outcomes (1)

  • Anti-Xa activity level measured 4 hours before and after enoxaparin injection at different doses

    48 heures

Secondary Outcomes (3)

  • Microparticles

    day 0, 1, 9,30

  • Thrombotic events until D30

    day 30

  • Bleeding events

    day 30

Interventions

injection of enoxaparin a few time

Eligibility Criteria

Age18 Years - 60 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • BMI over 40
  • Gastric banding or gastric bypass

You may not qualify if:

  • Renal insufficiency
  • Thrombopenia
  • Long term anticoagulant treatment
  • Pregnancy
  • Allergy to heparin

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (10)

Clinique de l'Orangerie

Strasbourg, Alsace, France

RECRUITING

Département d'Anesthésiologie Hôpital Civil

Strasbourg, Alsace, France

RECRUITING

Laboratoire d'hémostase Hôpital de Hautepierre

Strasbourg, Alsace, France

RECRUITING

Service de Chirurgie Digestive Hopital de Hautepierre

Strasbourg, Alsace, France

RECRUITING

Service de Chirurgie Générale et Endocrinienne Hôpital Civil

Strasbourg, Alsace, France

RECRUITING

Département d'Anesthésiologie Hôpital de Brabois

Nancy, Lorraine, France

RECRUITING

Laboratoire d'Hémostase Hôpital de Brabois

Nancy, Lorraine, France

RECRUITING

Service de Chirurgie Digestive Hôpital de Brabois

Nancy, Lorraine, France

RECRUITING

Service de chirurgie générale et digestive,Hôpital Hôtel Dieu

Nantes, France

RECRUITING

Centre investigation Clinique Hôpital Civil

Strasbourg, France

RECRUITING

Related Publications (1)

  • Amaral FC, Baptista-Silva JC, Nakano LC, Flumignan RL. Pharmacological interventions for preventing venous thromboembolism in people undergoing bariatric surgery. Cochrane Database Syst Rev. 2022 Nov 22;11(11):CD013683. doi: 10.1002/14651858.CD013683.pub2.

MeSH Terms

Conditions

Thromboembolism

Interventions

Enoxaparin

Condition Hierarchy (Ancestors)

Embolism and ThrombosisVascular DiseasesCardiovascular Diseases

Intervention Hierarchy (Ancestors)

Heparin, Low-Molecular-WeightHeparinGlycosaminoglycansPolysaccharidesCarbohydrates

Study Officials

  • Annick Steib, MD

    Hôpitaux Universitaire de Strasbourg

    STUDY DIRECTOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 7, 2007

First Posted

March 8, 2007

Study Start

November 1, 2006

Primary Completion

November 1, 2012

Study Completion

December 1, 2012

Last Updated

July 2, 2012

Record last verified: 2012-06

Locations