Emancipators in oral sub mucous fibrosis: An update

Oral submucous fibrosis is a chronic insidious oral mucosal condition causing trismus and reduced mouth opening and it is affecting predominantly Indian and other Asians. The treatment of trismus requires combination of pharmacological agents, surgical therapy and physiotherapy, the latter is essential for preventing relapse due to postoperative inactivity and scarring as well as for improvement of mouth opening. Computerized literature search was performed from 1993 till 2021 to select eligible articles from the following databases: PUBMED [MEDLINE], SCOPUS, SCIENCE DIRECT, and COCHRANE DATABASE using specific keywords. The search was limited to articles published as full text in English, which were screened by two reviewers for eligibility.This article describes in depth about various appliances, devices used in oral submucous fibrosis. The devices can be used along with pharmacological and surgical treatment modalities or can be used alone. Mouth exercise is also well-established method to improve mouth opening and also to prevent postsurgical relapse. This article is one of the rare article that describes all the appliances together either directly used or indirectly used for the case of microstomia due to oral sub mucous fibrosis.