epidural pancture
Conditions
Interventions
Group 1:0.5 cm from the caudal side of the puncture gap
Group 2:1 cm caudal to the puncture gap
Group 3:2 cm caudal to the puncture gap
Sponsors
The First Affiliated Hospital of China Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Patients who are scheduled to undergo thoracic surgery under general anesthesia via thoracoscopic surgery; 2. Age 18-80 years old; 3. ASA score 1-3; 4. BMI > 30 kg/m2; 5. Cooperate with experimenters; 6. Voluntarily participated and signed the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Mental disorder; 2. Abnormal blood coagulation function or taking anticoagulant drugs recently; 3. There are infection lesions near the puncture point; 4. Nervous system diseases; 5. Severe back pain; 6. There have been thoracic spine fractures or thoracic spine surgery or obvious spinal deformity; 7. Spinal cord injury and spinal cord compression.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| puncture time;attempts;puncture failure; | — |
Secondary
| Measure | Time frame |
|---|---|
| puncture depth;The process of insertion;analgesic effec;complication;distance between palpation puncture point and actual intervertebral gap; | — |
Countries
China
Contacts
Public ContactYu Jiangang
The First Affiliated Hospital of China Medical University
Outcome results
None listed