Tumor
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Clear mind and normally communicate; 2. Tumor patients aged 20-70 years; 3. The heart and lung function are normal; 4. PICC needs to be placed due to treatment and has not been placed before; 5. One puncture and immediate catheterization were successful. .
Exclusion criteria
Exclusion criteria: 1. Previous or present thrombosis; 2. Previous or current disease affecting blood flow status, including but not limited to acute or chronic heart failure, intubated limb orthopedic surgery, etc.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| vascular diameter; | — |
Secondary
| Measure | Time frame |
|---|---|
| Mean flow velocity;peak systolic velocity; | — |
Countries
China
Contacts
West China Hospital, Sichuan University