Examination of a New Non Invasive Sensor "Lifebeam" During HTT in Protective Clothing (lifebeam)
Examination of a New Non Invasive Sensor "Lifebeam" During HTT (Heat Tolerance Test) in Protective Clothing
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Anticipated)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Contact
Study Contact
- Name: Barliz Adato, MD
- Phone Number: +972542662201
- Email: Barliz.Adato@sheba.health.gov.il
Study Locations
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Tel-Hashomer, Ramat- Gan, Israel
- Sheba medical center
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- age 21-30
- healthy
- after medical checkup
- after signing concent form
Exclusion Criteria:
- heart disease
- respiratory disease
- baseline bp above 140/90 mmHg
- sleep disorders
- diabetes
- anhydrosis
- skin disease
- acute illness in last 3 days prior to the examination
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
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Experimental: Research arm
The participants will undergo an examination day in which they will complete VO2max test to evaluate their aerobic fitness.
Afterwards they'll undergo 3 heat tolerance test (HTT) days: without CB protective clothing, with CB protective clothing, and with work clothes.
During the tests, a "Lifebeam" sensor will be attached to their skin.
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The "lifebeam" sensor will be attached to the participant's skin during the HTT.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Heat tolerance test
Time Frame: 1 year
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The test is performed in a climatic chamber at a temperature of 40oC and 40% relative humidity.
During the test, the subject walks on a treadmill at a speed of 5 km/hr at a 2% grade for 2h.
Body core temperature and heart rate are continuously monitored, and sweat rate is computed from body weight prior to and after the test, corrected for fluid intake.
Heat intolerance is determined when body core temperature elevates above 38.5oC,
when heart rate elevates above 150 bpm, or when either does not tend to reach a plateau.
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1 year
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VO2 test
Time Frame: 1 year
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Volunteer's oxygen consumption (VO2) will be monitored continuously with a metabolic chart (ZAN), while running for 10 min on a treadmill under comfortable environmental conditions.
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1 year
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Skin temperature
Time Frame: 1 year
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The volunteers will undergo heat tolerance test.
Their skin temperature will be measured by skin thermistors and will be monitored continuously and viewed by the attending medical staff.
Automatically all data will be recorded by the monitoring Biopac system.
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1 year
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Rectal temperature
Time Frame: 1 year
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The volunteers will undergo heat tolerance test.
Their rectal temperature will be measured by rectal thermistor and will be monitored continuously and viewed by the attending medical staff.
Automatically all data will be recorded by the monitoring Biopac system.
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1 year
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Heart rate
Time Frame: 1 year
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During the HTT and the VO2 test heart rates will be monitored continuously and will be stored by a heart rate wristwatch, (POLAR, Finland).
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1 year
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blood circulation parameters
Time Frame: 1 year
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Evaluation by the optic sensor "Lifebeam" of the blood circulation parameters (heart rate, blood flow velocity, perfusion, and ventilation rate) in the peripheral arterioles
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1 year
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Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Barliz Adato, MD, Heller institute, Sheba medical center
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Anticipated)
Primary Completion
Study Completion (Anticipated)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- SHEBA-12-9435-BA-CTIL
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