regional block
Conditions
Interventions
Group A1 :The drug is confined to the iliacus muscle, and the drug is distributed along the strip with a smaller narrow area
Group A2:The drug is confined to the iliacus muscle, and the drug is distributed along a convex lens with a wide area
Group B1:The drug reaches 1/3 of the psoas muscle, and the drug is distributed along the strip with a small narrow area
Group B2 :Group B2 (drug reaching 1/3 of psoas muscle, drug distributed along convex lens, wider area
Sponsors
Beijing Chaoyang Hospital, Capital Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. ASA I-III; 2. Aged 18 to 75 years; 3. Body mass index (BMI) < 30; 4.Patients who signed the informed consent for anesthesia.
Exclusion criteria
Exclusion criteria: Delayed surgery; Patients with heart, lung, liver, kidney and other organ dysfunction; Patients with neuromuscular disorders; Patients with puncture site infection; Shock; Patients with experimental drug allergy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| PCA Amount;VAS score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Ramsay score;Obturator nerve block or not; | — |
Countries
China
Contacts
Public ContactWang Yun
Beijing Chaoyang Hospital, Capital Medical University
Outcome results
None listed