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Second Generation DICART Prototype Validation

Not Applicable
Completed
Conditions
Shock
Acute Circulatory Failure
Interventions
Device: Standardized measurement of capillary refill time by second generation DICART prototype
Diagnostic Test: Clinical measurement of capillary refill time
Registration Number
NCT05847998
Lead Sponsor
Hospices Civils de Lyon
Brief Summary

Capillary refill time (CRT) is a clinical sign for diagnosis of acute circulatory failure and response to treatment but is also associated with prognosis in patient with shock.

CRT is clinically evaluated by physician with a high risk of inter and intra evaluator variations, depending, for example, on measurement site, pressure applicated or visual evaluation.

The investigator hypothesizes that CRT measurement with second generation DICART prototype will be well correlated with clinical measurement.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
25
Inclusion Criteria

->18 years old

  • Acute circulatory failure
  • Written informed consent given by patient or its relatives
Exclusion Criteria
  • Pregnant women, breastfeeding women, childbearing age women without oral contraception
  • Cutaneous lesion at measurement site
  • Patient under legal protection
  • Patient already included in another interventional clinical trial

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
measurement of capillary refill timeStandardized measurement of capillary refill time by second generation DICART prototypemeasurement in a cohort of ICU adult patients with acute circulatory failure
measurement of capillary refill timeClinical measurement of capillary refill timemeasurement in a cohort of ICU adult patients with acute circulatory failure
Primary Outcome Measures
NameTimeMethod
clinical capillary refill time measurement.during procedure

Intraclass correlation coefficient between clinical and automatic DICART capillary refill time measurement.

automatic DICART capillary refill time measurement.during procedure

Intraclass correlation coefficient between clinical and automatic DICART capillary refill time measurement.

Secondary Outcome Measures
NameTimeMethod
ROC curve with DICART deviceduring procedure

ROC curve for DICART performance to detect a tissular hypoperfusion, defined as a clinical CRT superior to 3s

skin lesion assessed by clinical examinationduring procedure

Safety consideration about DICART use: qualitative skin examination

Inter-operator reproducibility in CRT measurement with DICART deviceduring procedure

reproducibility in CRT measurement with DICART device using Bland-Altman comparison analysis

survival rate without renal replacement therapy30 days
pain evaluation by numerical rating scaleduring procedure

Safety consideration about DICART use: pain evaluation by numerical rating scale 0 corresponds to "no pain" and 10 to "worst pain imaginable".

Inter-operator reproducibility in CRT measurement with clinical methodduring procedure

reproducibility in CRT measurement with DICART device using Bland-Altman comparison analysis

vital status30 days

Association between CRT and 30 day survival without renal replacement therapy

Intra-operator reproducibility in CRT measurement with DICART deviceduring procedure

reproducibility in CRT measurement with DICART device using Bland-Altman comparison analysis

Intra-operator reproducibility in CRT measurement with clinical methodduring procedure

reproducibility in CRT measurement with DICART device using Bland-Altman comparison analysis

rash assessed by clinical examinationduring procedure

Safety consideration about DICART use: qualitative skin examination pain evaluation by numerical rating scale (0 means none and 3 severe)

Trial Locations

Locations (1)

Louis Pradel Cardiologic Hospistal

🇫🇷

Bron, France

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