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Application of anal sphincter space block combined with low-dose ropivacaine spinal anesthesia in hemorrhoid surgery

Application of ultrasound-guided anal sphincter space block combined with low-dose ropivacaine spinal anesthesia in hemorrhoid surgery

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100053889
Enrollment
Unknown
Registered
2021-12-02
Start date
2021-12-06
Completion date
Unknown
Last updated
2022-10-31

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

Conditions

hemorrhoids

Interventions

Group 1:12mg ropivacaine for spinal anesthesia
Group 2:8mg ropivacaine spinal anesthesia + anal sphincter space block

Sponsors

Foshan Second People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 65 Years

Inclusion criteria

Inclusion criteria: Patients with mixed hemorrhoids undergoing elective PPH+ external hemorrhoidectomy, aged 20-65 years, ASA I-II grade.

Exclusion criteria

Exclusion criteria: 1. The patient has chronic pain, deformity of the spine and pelvis; 2. History of allergy to the drug in this study, bleeding disorders; 3. Severe liver, kidney or heart disease, mental disease; 4. Obesity, apnea distress syndrome; 5. Pregnancy and lactation; 6. Cannot cooperate with VAS score; 7. Combined with other anal diseases such as anal fistula, anal fissure and perianal abscess.

Design outcomes

Primary

MeasureTime frame
Visual analogue scale scoring;Incidence of urinary retention;—

Secondary

MeasureTime frame
Anal relaxation assessment;Time of lifting lower limbs off the bed;Tramadol usage;—

Countries

China

Contacts

Public ContactLiang Xiaoxia

Foshan Second People's Hospital

13798688625@163.com+86 13798688625

Outcome results

None listed

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