Comparison of ropivacaine (hyperbaric) with bupivacaine (hyperbaric) in spinal block in patient posted for surgery around the anus

Comparative Evaluation Of Equipotent Doses of Hyperbaric Bupivacaine And Ropivacaine In Perianal Surgeries a prospective randomized parallel group double blind study - NIL

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2025/01/079440

Enrollment

Registered

2025-01-24

Start date

Unknown

Completion date

Unknown

Last updated

2025-02-03

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

Conditions

Health Condition 1: O- Medical and Surgical Health Condition 2: K600- Acute anal fissure Health Condition 3: K610- Anal abscess Health Condition 4: K603- Anal fistula Health Condition 5: K601- Chronic anal fissure Health Condition 6: K602- Anal fissure, unspecified Health Condition 7: K605- Anorectal fistula Health Condition 8: K612- Anorectal abscess

Interventions

Intervention1: Saddle Block: Duration of sensory block is compared between intrathecal Hyperbaric Ropivacaine 1.5 ml of 0.75% (11.25%) or intrathecal Hyperbaric Bupivacaine 1.5 ml of 0.5% (7.5 mg) Int

Eligibility

Inclusion criteria

Inclusion criteria: 1.Patients with ASA physical status Grade I and II o posted for perianal surgeries under saddle block

Exclusion criteria

Exclusion criteria: Patients refusal to participate in study, Patients having any absolute contraindications for saddle block eg coagulation abnormalities, platelet count less then 70,000, INR greater then 1.5, or on anticoagulants, Pregnant patient, Patients having systemic illness (like severe hypovolemia, raised intracranial pressure, neuromuscular diseases, ischemic/ valvular/ congenital heart diseases, psychiatric, hematological disorder).Any allergy to local anaesthetic, Short stature (height less then 150cm)with spinal deformity.

Design outcomes

Primary

Measure	Time frame
Duration of sensory blockTimepoint: Postoperative 6 hours	—

Secondary

Measure	Time frame
To study durations analgesia To study duration of motor block To study block characteristics to study side effect intraoperative and postoperativeTimepoint: up to 24 hours post operatively	—

Countries

India

Contacts

Public ContactDr Hemraj Tungaria

RNT medical College

blmehra914@gmail.com9829370866

Outcome results

None listed

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