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Intravenous and sacrosacral use of dexmedetomidine combined sacral block in patients with anorectal surgery for analgesic effect.

Intravenous and sacrosacral use of dexmedetomidine combined sacral block in patients with anorectal surgery for analgesic effect.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800017678
Enrollment
Unknown
Registered
2018-08-09
Start date
2018-09-01
Completion date
Unknown
Last updated
2018-08-20

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

Conditions

Sacral canal and sacral nerve block.

Interventions

Vein group:dexmedetomidine is used in Intravenous method
Sacral canal group:dexmedetomidine is used in sacral canal method
Control group:normal saline

Sponsors

The First Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Aged 18-65 years old; 2. The American society of anesthesiologists (ASA) class I~II, anorectal surgery patients; 3. Body mass index 20-28kg/m2.

Exclusion criteria

Exclusion criteria: 1. Previous cases of sacral injury, vertebral deformity, and contraindications for sacral anesthesia; 2. Patients with severe cerebrovascular disease and liver and renal dysfunction, neuropsychiatric disorders, and neuromuscular diseases; 3. Obesity, maternal and other special patients; 4. The patient refused to sign the informed consent.

Design outcomes

Primary

MeasureTime frame
Postoperative analgesia time.;—

Secondary

MeasureTime frame
The total amount of analgesic;Sensory and motor nerve block onset time.;Sensory and motor nerve block duration.;—

Countries

China

Contacts

Public ContactSun Zhentao

The First Affiliated Hospital of Zhengzhou University

gentlesun@126.com+86 13603455483

Outcome results

None listed

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