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Analgesic effect of ultrasond-guided pudendal nerve block combined with laryngeal mask ventilation under general anesthesia in hemorrhoidectomy

Analgesic effect of ultrasond-guided pudendal nerve block combined with laryngeal mask ventilation under general anesthesia in hemorrhoidectomy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200063381
Enrollment
Unknown
Registered
2022-09-05
Start date
2022-09-06
Completion date
Unknown
Last updated
2023-04-17

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

Conditions

Hemorrhoid

Interventions

control group:subarachnoid anesthesia
Observation group: ultrasond-guided pudendal nerve block combined with laryngeal mask ventilation under general anesthesia

Sponsors

Shanghai Sixth People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Hemorrhoidectomy alone; 2. ASA ?-?; 3. between 18 and 70 years old; 4. Volunteer to participate in the study and sign the consent form.

Exclusion criteria

Exclusion criteria: 1. Surgical intolerance; 2. Previous anal surgery history; 3. Complicated with serious organ dysfunction such as heart, liver and kidney; 4. Women during menstruation and pregnancy.

Design outcomes

Primary

MeasureTime frame
mean arterial pressure (MAP);heart rate (HR);pulse oxygen saturation (SpO2);—

Countries

China

Contacts

Public ContactWenhui Zhong

Shanghai Sixth People's Hospital

zwhdyl@163.com+86 18930174695

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026