Enhancement of stability for mandibular complete denture prosthesis in atrophied ridge with neutral zone technique — A case report

2011 ◽  
Vol 2 (1) ◽  
pp. 73-76
Author(s):  
Viraj Patil ◽  
R B Hallikerimath ◽  
Shweta Magadum
2015 ◽  
Vol 7 (1) ◽  
pp. 45-47
Author(s):  
Nirmala Kumari ◽  
M. Kalavathi ◽  
Bhuvana Sachin ◽  
Jayesh Jain

Abstract The tooth position and flange contour have great influence on the stability of a denture. We should not be dogmatic and insist that teeth be placed over the crest of the ridge, buccal or lingual to the ridge. Teeth should be placed as dictated by the musculature, and this will vary for different patients. The neutral zone technique is the most effective way of improving the stability of complete denture especially for patients with atrophic ridges or diminished neuromuscular control. The technique involves recording neutral zone using tissue conditioner and fabrication of a denture which is in harmony with the surrounding oral musculature. This article aims to increase the awareness of dental practitioners to use neutral zone concept in case of denture stability difficulties. How to cite this article Sachin B, Jain J, Kalavathi M., Kumari N, Neutral zone concept for unstable mandibular complete denture: A case report, CODS J Dent 2015;7:45-47.


2020 ◽  
Vol 7 ◽  
Author(s):  
Afafe Taouili ◽  
Yasmina Cheikh ◽  
Samira Bellemkhannate

The mandibular complete denture is a challenge for the dentist. Unfavorable anatomical and physiological conditions such low bearing surface and a significant bone resorption, often compromise the prosthetic retention.The exploitation of root stumps is a reliable alternative that leads to a better prosthetic integration by increasing the retention, if the total prosthesis is connected to these root stumps via axial ball or bar attachments.In addition, this prosthetic alternative considerably improves the patient's comfort and masticatory coefficient and favors the preservation of the bone capital, provided that the requirements of root preservation as well as clinical and laboratory techniques are respected.We would like to illustrate this by presenting a clinical case in which we used the connecting bar in the mandibular arch.


2021 ◽  
Vol 7 (2) ◽  
pp. 91-96
Author(s):  
S Suganya ◽  
K Sounder Raj ◽  
Gagan Malode

Residual ridge resorption is the reduction in size of the bony ridge under the mucoperiosteum. Obtaining retention and stability in a severely resorbed ridges using a conventional technique is a tedious task. The resorption occurs at a faster rate in mandibular arch as compared to the maxillary arch. In order to have a favorable prognosis for the denture therapy, impression technique selected should be based on the present state of the basal tissue support for mandible. In this article neutral zone concept was incorporated in to impression making in an effort to achieve successful mandibular complete denture. The anterior region of maxilla is the most affected area in edentulous patients. Complete denture wearers with flabby ridges may face a number of difficulties, of which major complaints would be pain, compromised stability, support, and retention and an ill-fitting denture. Special impressions often involve window technique for static impression of flabby area, which present multiple challenges. This article presents a case report of modified widow impression technique for maxillary anterior flabby tissues along with a hollow maxillary complete denture in a patient with resorbed maxillary and mandibular ridges with increased interridge distance to reduce the weight of the prosthesis and thereby enhances the retention.


2019 ◽  
pp. 19-24
Author(s):  
Sonali Harjani ◽  
Deviprasad Nooji

One of the most challenging cases dentists face is the rehabilitation of atrophic mandibular residual alveolar ridges. Such ridges present with a multitude of problems such as decrease in the denture foundation, retention and stability. Instability of denture bases can also give rise to an error in the maxillo-mandibular registrations. The neutral zone concept aims at the construction of complete dentures in the potential denture space, which ensures optimal denture contours and physiological arrangement of denture teeth as determined by the patient’s oral musculature, to enhance the stability and function of the prosthesis. This article presents a classical technique of recording the patient’s neutral zone with an improvised clinical step to record the patient’s maxillo-mandibular relation functionally. This technique can be practised routinely in cases of atrophied mandibular residual ridges to provide the patients with optimal complete denture therapy. Key Words: Neutral zone, resorbed mandibular ridges, maxillo-mandibular records, denture stability


2018 ◽  
Vol 10 (2) ◽  
pp. 25-31
Author(s):  
Sqn Ldr K S Naveen ◽  
Col M Viswambaran

Providing denture service in a completely edentulous situation especially to a patient with poor mandibular foundation is a challenge to the skills of the operator. Recent treatment methodologies like implant supported prosthesis have considerably mitigated the problems faced in such patients. But, implant dentistry may not be feasible in all situations due to certain anatomic limitations and compromised patient health status. Conventional complete dentures with advanced techniques are the only answer in such situations. In the process of fabricating complete denture for a patient with poor mandibular foundation, the placement of the teeth, and contouring of flanges has been debated by various doyens of the science. The piezography technique using the Neutral Zone concept has emerged a strong forerunner in providing good stability and retention in patients having poor mandibular foundation.


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