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Enhancing retention of partial dentures using elastomeric retention rings
Kakkirala Revathi1, Srikanth S Reddy, Kesava K Reddy
1Department of Prosthodontics, A.C.P.M. Dental College, Dhule, Maharashtra, India.
Summary
This study introduces an innovative elastomeric retention technique for partial dentures, improving stability and retention for patients with limited tooth undercuts. This method offers a viable alternative to traditional clasp retention for enhanced denture function.
Area of Science:
- Dentistry
- Prosthodontics
- Biomaterials
Background:
- Removable partial dentures (RPDs) often face retention challenges, particularly in patients with insufficient natural tooth undercuts.
- Traditional RPD designs may rely on clasps, which can be aesthetically unpleasing or compromise abutment tooth health.
- Alternative retention methods are crucial for improving patient satisfaction and functional outcomes.
Observation:
- A novel elastomeric retention technique was applied to fabricate maxillary and mandibular acrylic partial dentures.
- The technique utilizes a lining material to engage tooth undercuts, enhancing denture stability.
- Clinical application demonstrated the need for replacing retention rings due to wear, addressed via a chairside reline technique.
Findings:
- The elastomeric retention technique provides exceptionally good retention for partial dentures.
- This method is effective for stabilizing, cushioning, and splinting periodontally involved teeth.
- It serves as an alternative when sufficient undercuts for clasps are absent, potentially eliminating the need for extractions.
Implications:
- This technique offers a valuable alternative for patients experiencing removable partial denture retention issues.
- It expands treatment options for partially dentate individuals, including those with single or isolated teeth.
- Further research into the longevity and material properties of elastomeric retention components is warranted.

