Comparing the efficacy of C-MAC C-blade videolaryngoscope and Macintosh laryngoscope in patients with predicted difficult airways

Comparison of first intubation success rate of C-MAC C-blade videolaryngoscope and Macintosh laryngoscope in patients with predicted difficult airways: A randomized control trial

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2017/09/009810

Enrollment

110

Registered

2017-09-18

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: null- 18-60 years of age undergoing elective or emergency surgery belonging to ASA physical status 1-3 requiring general anaesthesia

Interventions

Intervention1: Videolaryngoscope C Mac: Group C will be intubated with C Mac Videolaryngoscope after initial laryngoscopy by Macintosh laryngoscope Control Intervention1: Macintosh laryngoscope: Group

Eligibility

Inclusion criteria

Inclusion criteria: 18-60 years of age undergoing elective or emergency surgery belonging to ASA physical status classification of 1-3 requiring general anaesthesia with orotracheal intubation having any one or combination of the following predictors of difficult airway The predictors include 1 Mallampatti classification 3 or 4 2 Thyromental distance of less than 6cm 3 Reduced range of neck movements inability to touch the sternum with chin or inability to extend neck 4 Maxillary overbite or buck tooth 5 Short neck 6 Neck circumference more than 36cm 7 Inability to prognathe the jaw 8 Noncompliant mandibular space 9 Long incisor length 10 Reduced mandibular space

Exclusion criteria

Exclusion criteria: 1 Pregnant women 2 Patients with aspiration risk or requiring Rapid sequence induction (RSI) 3 Patients with laryngeal or tracheal pathologies 4 Mouth opening less than less than 3 cm

Design outcomes

Primary

Measure	Time frame
C-MAC videolaryngoscope can increase the first intubation success rate in predicted difficult airways compared to Macintosh laryngoscope.Timepoint: 12 months	—

Secondary

Measure	Time frame
C-MAC videolaryngoscope can improve the glottic view in predicted difficult airways compared to Macintosh laryngoscope.Timepoint: 12 months	—

Countries

India

Contacts

Public ContactDr Srivats V R

JIPMER

sakthiab8@gmail.com8903468132

Outcome results

None listed

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