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Measuring the depth from Skin to Spinal fluid Using Body Measurements and Formulas: A Study

A prospective observational study on skin to subarachnoid depth estimation using anthropometric values, formulas and its sensitivity - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/04/084344
Enrollment
70
Registered
2025-04-08
Start date
Unknown
Completion date
Unknown
Last updated
2025-04-28

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

Conditions

Health Condition 1: K37- Unspecified appendicitis

Interventions

Intervention1: NIL: NIL Control Intervention1: NIL: NIL

Sponsors

SRM Medical college and hospital SRM Nagar Potheri
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: BMI 18.5 to 24.9 ASA 1 and 2 Lower abdominal and lower limb surgeries Angle between skin and spinal needle 90 degree Spinal anesthesia in sitting position

Exclusion criteria

Exclusion criteria: ASA 3 and 4 Spine deformities Paramedian approach Orthopaedic patients to whom height and weight cannot be measured Spinal anesthesia in lateral position

Design outcomes

Primary

MeasureTime frame
To estimate skin-to-subarachnoid space depth using Abe s, Bonadio s, Craig s, Stocker s, and Chong s modified formulae and the sensitivity of these formula.Timepoint: 8 hours prior to spinal anesthesia—

Secondary

MeasureTime frame
To detect which formula correlates best with the measured skin-to-subarachnoid depth using a spinal needle in postspinal anesthesia.Timepoint: 10 mins after spinal anesthesia—

Countries

India

Contacts

Public ContactDr Dheepak kumaran

SRM Medical college and hospital SRM nagar potheri 603203

dheepaka@srmist.edu.in9073934944

Outcome results

None listed

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