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‘M’ mechanics for midline diastema correction in mixed dentition
  1. Pavithra Suresh1,
  2. Kavitha Muthukrishnan2,
  3. Eswari Ramassamy1 and
  4. Prathima Gajula Shivashankarappa1
  1. 1Pediatric and Preventive Dentistry, Indira Gandhi Institute of Dental Sciences, Sri Balaji Vidyapeeth, (Deemed to be University), Pondicherry, India
  2. 2Department of Paediatric and Preventive Dentistry, Mahatma Gandhi Post Graduate Institute of Dental Sciences, Government of Puducherry Institution, Pondicherry, Puducherry, India
  1. Correspondence to Dr Eswari Ramassamy; eswari80ashok{at}


Maxillary midline diastema is a self-correcting anomaly which in few conditions may get retained in adolescence stage due to various aetiological factors and correction of which is usually done at permanent dentition stage. The persistence of midline diastema can be predicted in mixed dentition period and necessary management could be provided at the mixed dentition period. This case report is on a novel technique using ‘M’ spring to correct the midline diastema in mixed dentition period.

  • Dentistry and oral medicine
  • Infant health

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  • Contributors The following authors were responsible for drafting of the text, sourcing and editing of clinical images, investigation results, drawing original diagrams and algorithms, and critical revision for important intellectual content: ER and PGS contributed to the manuscript’s planning, content and reporting. ER and KM contributed to the manuscript’s planning, content and editing. PS contributed to the reviewing and editing of the manuscript. The following authors gave final approval of the manuscript: KM, ER and PGS.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Case reports provide a valuable learning resource for the scientific community and can indicate areas of interest for future research. They should not be used in isolation to guide treatment choices or public health policy.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.