From orthopaedic dictionary.

Is a basic type of cervical orthosis that wraps around the neck and is adjustable circumferentially.It can be soft fabricated from polyethylene foam,rubber and felt) or hard (fabricated from lightpolyethylene or other plastic,normally used as an extension orthosis for relieve of pain ,mainly at the vertebrae column due to different pathological reasons.



Cervical collar fabricated with soft polyethylene foam.


Cervical collar fabricated with hard polyethylene foam.