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Effect of different volumes of local anaesthetic in subTenons eye block in children undergoing squint surgery under general anaesthesia

Evaluation of the analgesic efficacy of varying volumes of 0.5% ropivacaine for subTenon�s block in children undergoing strabismus surgery under general anaesthesia - a pilot study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2021/09/036795
Enrollment
60
Registered
2021-09-23
Start date
Unknown
Completion date
Unknown
Last updated
2022-10-17

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

Conditions

Health Condition 1: H509- Unspecified strabismus

Interventions

Intervention1: SubTenons block with a volume of 1ml 0.5% ropivacaine, 1.5ml 0.5% ropivacaine,2ml 0.5% ropivacaine: Children 5-15 year old, undergoing strabismus surgery under general anaesthesia will

Sponsors

All India Institute of Medical Sciences
Lead Sponsor
Fujifim Sonosite India for providing ultrasound machine
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: 1.ASA physical status grade I and II paediatric patients undergoing strabismus surgery 2.Age: 5-15 years

Exclusion criteria

Exclusion criteria: 1.Children whose parents are unwilling to give consent. 2.Children with known allergy to local anaesthetics (LA). 3.Children with mental retardation, global development delay in whom communication would be difficult in the perioperative period.

Design outcomes

Primary

MeasureTime frame
To assess time to first analgesic requirement from the time of subTenon�s block administration.Timepoint: 0- 24 hours post surgery

Secondary

MeasureTime frame
To compare between the groups: 1.Ultrasound visualisation of area of spread of local anaesthetic (LA) in the post-operative period in the subTenon�s space above the specific muscle LA was injected. 2.Pain scores 3. PONV 4.Number of children having mild, moderate to severe pain in the first 24 hours post- surgery. 5.Total dose of postoperative paracetamol and ibuprofen required in the 24 hour postoperative period. 6.Ease of surgical incision closure. Timepoint: 1. Immediate postoperatively 2 and 3 at 0-2, 2-6, 6-24 hours and 0-24 hours post surgery 4. & 5. 0-24 hours post surgery. 6. Just prior to end of surgery

Countries

India

Contacts

Public ContactDr Bhavana Kayarat

All India Institute of Medical Sciences

anjolie5@hotmail.com01126593974

Outcome results

None listed

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