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Comparison between two tests to check difficulty in giving oxygen to the patients before surgery

Comparison between preoperative upper lip bite test and voice parameters to assess difficult mask ventilation in adult patients undergoing general anaesthesia- a prospective, observational double blinded study - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/05/110998
Enrollment
520
Registered
2026-05-25
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

Health Condition 1: H652- Chronic serous otitis media Health Condition 2: N924- Excessive bleeding in the premenopausal period Health Condition 3: C504- Malignant neoplasm of upper-outerquadrant of breast

Interventions

Intervention1: Nil: Nil Intervention2: Nil: Nil Intervention3: Nil: Nil Intervention4: Nil: Nil Intervention5: Nil: Nil

Sponsors

KMCRI Hubballi
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: patients belonging to ASA physical status 1 and 2 undergoing general anaesthesia

Exclusion criteria

Exclusion criteria: Participants with a previous history of speech disorders, vocal cord disease, cleft palate, craniofacial syndromes, hearing or perception abnormalities, mental or central nervous system disease,

Design outcomes

Primary

MeasureTime frame
To compare the accuracy of voice with ULBT to predict DMVTimepoint: At baseline and 3 minutes after giving neuromuscular blocking drug—

Secondary

MeasureTime frame
To estimate the accuracy of voice parameters in predicting DMVTimepoint: At baseline, & after 3 minutes of giving neuromuscular blocking drug—

Countries

India

Contacts

Public ContactDr Pushpavathi Ture

KMCRI Hubballi

pushpadrture@rediffmail.com9448251597

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026