Investigation on the effective concentration of ropivacaine epidural anesthesia in percutaneous discectomy

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200060364

Enrollment

Unknown

Registered

2022-05-29

Start date

2022-05-17

Completion date

Unknown

Last updated

2024-05-13

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

Conditions

lumbar disc herniation

Interventions

Group 1:0.2% ropivacaine epidural anesthesia

Group 2:0.3% ropivacaine epidural anesthesia

Group 3:0.4% ropivacaine epidural anesthesia

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Hospitalized in the Second Department of Orthopedics, Shenzhen Hospital of Traditional Chinese Medicine, who plan to undergo percutaneous transforaminal endoscopic nucleus pulposus surgery for the first time, and voluntarily accept epidural anesthesia for surgery; 2. ASA grade I-II; 3. Age 18-65 years; 4. The patient complained of lower extremity radiating pain or numbness and other symptoms of nerve root compression, but no muscle weakness, muscle atrophy, etc.; 5. There are surgical indications.

Exclusion criteria

Exclusion criteria: 1. History of previous lumbar surgery; 2. Lumbar spine trauma or deformity; 3. Hemiplegia and hemisensory disturbance caused by non-lumbar disc herniation; 4. Abnormal coagulation function; 5. Patients who plan to undergo 3 or more lumbar segmental operations; 6. Communication barriers; 7. Female patients who are pregnant or menstruating.

Design outcomes

Primary

Measure	Time frame
Dosage of adjuvant intravenous analgesics and lower limb muscle strength;	—

Countries

China

Contacts

Public ContactFengyan Shen

Shenzhen Traditional Chinese Medicine Hospital

sfy3200@gzucm.edu.cn+86 755 88359666 2505

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 7, 2026