Definition:
The jaw-thrust maneuver is a first-aid procedure used to open the airway of an unconscious patient, particularly in suspected cases of cervical spine injury. It involves displacing the mandible forward by placing fingers behind the angles of the lower jaw and lifting it upward and forward, thereby pulling the tongue away from the back of the throat without extending the neck.
Overview:
This maneuver is commonly employed during cardiopulmonary resuscitation (CPR) and advanced airway management, especially in trauma scenarios where cervical spine stabilization is crucial. Unlike the head-tilt/chin-lift maneuver, the jaw-thrust technique minimizes movement of the cervical vertebrae, reducing the risk of spinal cord injury. It is recommended by various emergency medical guidelines, including those from the American Heart Association (AHA), for use in individuals who may have sustained neck trauma.
Etymology/Origin:
The term "jaw-thrust" derives from the physical action involved ("thrusting" the jaw forward), and the procedure has been a component of emergency medicine protocols since the mid-20th century, evolving alongside developments in trauma care and resuscitation science.
Characteristics:
- Performed with the rescuer positioned at the patient’s head.
- Index and middle fingers are typically placed behind the posterior angles of the mandible to lift it forward.
- The thumbs may be used to slightly open the mouth to facilitate ventilation.
- Often used in conjunction with manual in-line stabilization of the cervical spine by a second rescuer.
- May be difficult to maintain over time or in tight spaces, especially for a single rescuer.
Related Topics:
- Airway management
- Cardiopulmonary resuscitation (CPR)
- Cervical spine injury
- Head-tilt/chin-lift maneuver
- Basic Life Support (BLS)
- Advanced Cardiac Life Support (ACLS)