Rigid Emergency Cervical Collars Market Professional Survey Report 2019 October 7, 2019 by vihagthakur Rigid Cervical Collars are usually made from plastic. They hold the head and neck very still. They are usually only used after major surgery or a serious injury, such as a broken neck. Total 0 Votes 0 0 Tell us how can we improve this post? Captcha: + = Verify Human or Spambot ?