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The detection and analysis of radial artery photoplethysmographic signals-compared with its' Doppler blood pattern

The detection and analysis of radial artery photoplethysmographic signals-compared with its' Doppler blood pattern

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-OTRCC-12002002
Enrollment
Unknown
Registered
2012-02-26
Start date
2010-11-15
Completion date
Unknown
Last updated
2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Interventions

2:the different methods between Doppler blood patte
2:the different collected sites between finger and radial artery
3:the different contacted probe pressure of radial artery photoplethysmography

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
23 Years to 36 Years

Inclusion criteria

Inclusion criteria: The healthy adult volunteers aged 20 to 40 years old.

Exclusion criteria

Exclusion criteria: Caffeine, smoking, alcohol drinking and strenuous exercise 4 hours prior to the test.

Design outcomes

Primary

MeasureTime frame
peak systolic velocity (PSV) of radial artery;end diastolic velocity (EDV) of radial artery;peak value of radial artery and finger photoplethy;AC value, DC value, AC/DC value of radial artery and finger photoplethygraphy;divrotic notch current value of radial artery and finger photoplethygraphy;

Secondary

MeasureTime frame
AC value, DC value, AC/DC value of radial artery and finger photoplethygraphy;the area under the radial artery and finger photoplethygraphic pulsatile portion curve;blood flow of radial artery;heart rate at the collected time point;

Countries

China

Contacts

Public ContactWei Wei
111weiwei@sohu.com+86 18980601544

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026