NCT01152008

Brief Summary

We aim to test the hypothesis that Laser speckle contrast imaging allows for the measurement of cutaneous blood flow during exercise.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
30

participants targeted

Target at below P25 for all trials

Timeline
Completed

Started Jun 2010

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 1, 2010

Completed
23 days until next milestone

First Submitted

Initial submission to the registry

June 24, 2010

Completed
5 days until next milestone

First Posted

Study publicly available on registry

June 29, 2010

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2012

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 1, 2012

Completed
Last Updated

November 1, 2017

Status Verified

July 1, 2010

Enrollment Period

1.6 years

First QC Date

June 24, 2010

Last Update Submit

October 30, 2017

Conditions

Microcirculation

Keywords

Microcirculationlaser flowmetrySkinPhysiology

Study Arms (1)

healthy volunteers

Other: tourniquet ischemia

Interventions

tourniquet ischemiaOTHER

Recording of cutaneous blood flow on the forearm at rest and during cycle exercise 50W before and following tourniquet ischemia

Also known as: laser doppler flowmetry, Transcutaneous PO2, Near infra-red spectrometry
healthy volunteers

Eligibility Criteria

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

healthy volunteers

You may qualify if:

  • Healthy volunteers
  • Affiliation to the French health system

You may not qualify if:

  • Any disease or chronic treatment

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University Hospital

Angers, France

Location

Related Publications (1)

  • Mahe G, Haj-Yassin F, Rousseau P, Humeau A, Durand S, Leftheriotis G, Abraham P. Distance between laser head and skin does not influence skin blood flow values recorded by laser speckle imaging. Microvasc Res. 2011 Nov;82(3):439-42. doi: 10.1016/j.mvr.2011.06.014. Epub 2011 Jul 14.

    PMID: 21784084DERIVED

MeSH Terms

Interventions

Laser-Doppler Flowmetry

Intervention Hierarchy (Ancestors)

Diagnostic Techniques, CardiovascularDiagnostic Techniques and ProceduresDiagnosisRheologyInvestigative Techniques

Study Officials

  • Guillaume MAHE, MD

    University Hospital in Angers

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
CASE ONLY
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER GOV
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 24, 2010

First Posted

June 29, 2010

Study Start

June 1, 2010

Primary Completion

January 1, 2012

Study Completion

January 1, 2012

Last Updated

November 1, 2017

Record last verified: 2010-07

Locations

FR(1)