C-MAC Video Stylet secures the airway. It is a completely new type of video endoscope, it combines the advantages of both rigid and flexible intubation endoscopes. Video allows everyone involved in the intubation to visualize the anatomy simultaneously which facilitates communication and teamwork.

It can be connected easily to the same C- MAC monitor and Pocket Monitor without requiring any additional light source and camera. Video allows everyone involved in the intubation to visualize the anatomy simultaneously which facilitates communication and teamwork. The device has no lumens so it's very easy to clean. Basically if you can get a tube between the cheek and teeth you can intubate the patient.

Inclusion Criteria:

• aged 18-60 years,
• of both sex
• of American Society of Anesthesiologists (ASA) physical Status II and III
• undergoing elective intra-thoracic surgeries requiring double lumen intubation. BMI -< 35 kg/m2,
• with Mallampati score of 1 or 2

Exclusion Criteria:

• Mallampati score > =3;
• inter-incisor distance < 3 cm;
• thyromental distance < 6 cm;
• neck extension < 80°from neck flexion;
• cervical spine instability;
• history of difficult endotracheal intubation
• r difficult mask ventilation; - severe pulmonary ventilation dysfunction
• risk of pulmonary aspiration.