None
Conditions
Interventions
group 1:at the styloid process of the radius (Site 1)
group 2:at the midpoint between Site 1 and Site 3 (Site 2)
group 3:at the distal one-third of the forearm (Site 3)
Sponsors
Ningbo Medical Center Lihuili Hospital
Eligibility
Sex/Gender
All
Age
30 Years to 78 Years
Inclusion criteria
Inclusion criteria: Patients who choose to undergo scheduled surgery need continuous monitoring of arterial function. The eligible patients are between 30 and 78 years old, of any gender, classified as ASA grades I to III, with a BMI between 18.5 and 28, and without infection at the puncture site or coagulation disorders. Sign an informed consent form.
Exclusion criteria
Exclusion criteria: Positive Allen's test, hemorrhagic shock, forearm deformities, and peripheral vascular disorders
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The first-attempt success rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| the overall success rate;duration of the first successful attempt;total catheterization duration;the number of attempts; | — |
Countries
China
Contacts
Public ContactSun Jiahui
Ningbo Medical Center Lihuili Hospital
Outcome results
None listed