Comparison of dual limb circuit with single limb LIMB-O circuit.

Comparison of conventional dual limb anaesthesia breathing circuit and single limb partitioned LIMB-O circuit (9 feet) with respect to heat conservation and respiratory dynamics during neurosurgeries.

Status

Active, not recruiting

Phases

Phase 4

Study type

Observational

Source

CTRI

Registry ID

CTRI/2020/10/028646

Enrollment

Registered

2020-10-26

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: G00-G99- Diseases of the nervous system Health Condition 2: G89-G99- Other disorders of the nervous system

Interventions

Control Intervention1: nil: nil Control Intervention2: nil: nil

Eligibility

Inclusion criteria

Inclusion criteria: a)Patient willing to give consent. b)ASA-I,II,III patients c)All elective neurosurgeries lasting for more than 4 hours. d)Surgeries in supine position

Exclusion criteria

Exclusion criteria: a)Patients with respiratory diseases or infection. b)Tracheostomized patients c)Patients with obstructive sleep apnea d)Obese patients(BMI >30) e)Patients with pulmonary aspiration.

Design outcomes

Primary

Measure	Time frame
To compare the temperature conservation using the conventional dual limb circuit and single limb partitioned LIMB-O circuitTimepoint: 1.Hourly core temperature 2.Hourly skin temperature 3.Temperature difference	—

Secondary

Measure	Time frame
To compare the respiratory dynamicsTimepoint: 1.Peak and plateau pressure(15-20 minutes after induction of anaesthesia) 2.PEEP(15minutes after induction of anaesthesia) 3.Resistance 4.Compliance 5.To find any leak in the circuit(using tidal volume inspired and expired)	—

Countries

India

Contacts

Public ContactDr Sanjana Pai

Lokmanya Tilak Municipal Medical College and General Hospital

dr_hemangi@hotmail.com9324501900

Outcome results

None listed

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