Video laryngoscopes have become one of the most essential tools in modern airway management, offering improved glottic visualization, higher intubation success rates, and increased patient safety—especially in difficult airway situations. With many models and blade variations available, understanding the different types of video laryngoscopes is crucial for healthcare professionals selecting the right device for their clinical environment.
This article introduces the major categories of video laryngoscopes, their design features, advantages, and best-use scenarios.
Types of Video Laryngoscopes: A Complete Guide
Video laryngoscopes have become one of the most essential tools in modern airway management, offering improved glottic visualization, higher intubation success rates, and increased patient safety—especially in difficult airway situations. With many models and blade variations available, understanding the different types of video laryngoscopes is crucial for healthcare professionals selecting the right device for their clinical environment.
This article introduces the major categories of video laryngoscopes, their design features, advantages, and best-use scenarios.
1. What Is a Video Laryngoscope?
A video laryngoscope is an airway device equipped with a camera and light source that displays the patient’s airway on a monitor. Compared with traditional direct laryngoscopes, video laryngoscopes allow clinicians to view the glottis on a screen, reducing the need for alignment of the airway axes and minimizing intubation difficulty.
2. Major Types of Video Laryngoscopes
Video laryngoscopes can be categorized by blade structure, monitor type, and clinical application. Below are the most commonly used types.
2.1 Standard Macintosh-Style Video Laryngoscopes
Description
• These devices feature a traditional Macintosh curved blade but include a built-in camera. They allow clinicians to perform both direct and video-assisted laryngoscopy.
Advantages
• Familiar blade design—minimal learning curve
• Can switch between direct view and video view
• Suitable for routine anesthesia and general airway management
Recommended For
• Operating rooms
• Routine adult intubations
2.2 Hyperangulated Video Laryngoscopes (Difficult Airway Blades)
Description
Hyperangulated blades (usually 60–90° curvature) provide an enhanced view of the glottis without requiring neck extension.
Advantages
• Excellent glottic visualization in difficult airway cases
• Ideal for trauma, obesity, limited mouth opening, cervical spine precautions
Considerations
• Requires use of a pre-shaped stylet
• Not suitable for direct laryngoscopy
Recommended For
• Emergency departments
• Intensive care units
• Difficult airway cases
2.3 Channelled Video Laryngoscopes
Description
These devices have a guiding channel along the blade that holds the endotracheal tube, simplifying tube insertion.
Advantages
• Easy intubation technique—ideal for providers with less experience
• Faster intubation time in some studies
Considerations
• Blade is bulkier, requires adequate mouth opening
• Higher cost
Recommended For
• Pre-hospital EMS
• Emergency medicine
• Training environments
2.4 Portable or Handheld Video Laryngoscopes
Description
• Compact devices with a small screen integrated into the handle, offering mobility and quick deployment.
Advantages
• Lightweight, battery-powered
• Ideal for bedside or field intubations
Recommended For
• Ambulance / EMS use
• Military, disaster response
• Outpatient or small clinics
2.5 Modular Monitor Video Laryngoscopes
Description
These units have a detachable or external monitor, often with advanced imaging options.
Advantages
• Larger display for better team visibility
• Video recording for teaching or documentation
• Interchangeable blades for different patient groups
Recommended For
• Operating rooms
• Teaching hospitals
• Large medical centers
3. Pediatric Video Laryngoscopes
Some systems offer specialized pediatric and neonatal blades.
Features
• Smaller blade sizes
• Enhanced camera resolution
• Lower profile to minimize airway trauma
Recommended For
• NICU
• PICU
• Pediatric anesthesia
4. Disposable vs. Reusable Video Laryngoscopes
Disposable Blades
• Reduce cross-contamination
• Ideal for high-infection-risk environments
• No reprocessing cost
Reusable Blades
• Lower long-term cost
• High durability
• Suitable for OR with CSSD capacity
5. How to Choose the Right Type of Video Laryngoscope
Key factors include:
• Patient population (adult, pediatric, neonatal)
• Difficulty of airway cases
• Clinical environment (OR, ICU, EMS, ER)
• Budget and disposable vs. reusable preference
• Need for integrated display or external monitor
A combination of Macintosh-style and hyperangulated blades often provides the most flexibility.
6. Advantages of Using Video Laryngoscopes
• Improved glottic visualization
• Higher success rate for difficult intubations
• Reduced cervical spine movement
• Useful for teaching and supervision
• Better documentation with recording systems
Conclusion
Video laryngoscopes have transformed airway management, offering improved visibility, safety, and clinical outcomes. By understanding the different types—Macintosh-style, hyperangulated, channelled, portable, and modular—clinicians can select the most appropriate device for their clinical needs.
References
1. Aziz, M. F., Brambrink, A. M., Healy, D. W., Shaver, K. (2020). Video laryngoscopy in airway management: A review of the literature. Anesthesiology Clinics, 38(4), 651–665.
2. Cavus, E., et al. (2011). Comparison of McGrath Series 5 and Airtraq laryngoscopes in simulated difficult airway. European Journal of Anaesthesiology, 28(1), 3–8.
3. Cook, T. M., Kelly, F. E. (2017). Video laryngoscopy – Three years on from NAP4. Anaesthesia, 72(3), 292–301.
4. Hinkelbein, J., et al. (2020). The role of video laryngoscopy in emergency medicine. Journal of Emergency Medicine, 58(2), 245–256.
