scholarly journals Management of Resorbed Mandibular Ridge with Neutral Zone Technique: A Case Report

2018 ◽  
Vol 1 (1) ◽  
pp. 47-51
Author(s):  
Rinu Sharma ◽  
S. Mathema ◽  
B. Pathak

Patients with resorbed mandibular ridge poses a challenge for prosthodontic rehabilitation. The ongoing diminution of denture foundation defies the basic mechanism of denture stability and support. The technique of neutral zone to construct a denture that is shaped by muscle function and is in harmony with the surrounding oral structures can remarkably improve prognosis of such patients. The neutral zone is the area in the oral cavity where during function; the forces of the cheeks and lips pressing inward neutralize the forces of the tongue pressing outward. Thus physiologically optimal teeth arrangement and harmonious denture contours and can be achieved to maximize prosthesis stability, comfort, and function for patients. This clinical report describes rehabilitation of a patient with severely resorbed mandibular ridge using neutral zone impression technique.

2013 ◽  
Vol 03 (04) ◽  
pp. 128-131
Author(s):  
Laxman Singh Kaira ◽  
Esha Dabral

AbstractThis article presents a case report on neutral zone technique used for treating a complete edentulous patient with resorbed ridges. It emphasizes on using materials available by the chairside to make impressions for resorbed ridges and to locate the neutral zone. It also presents certain modifications in technique for recording the neutral zone to achieving maximum prosthesis stability, comfort and function


2021 ◽  
Vol 42 (2) ◽  
pp. 28-31
Author(s):  
João Carlos Birnfeld Wagner ◽  
Mauricio Roth Volkweis ◽  
Eduardo Luis Gerhardt ◽  
Juliana Guarnieri Panazzolo ◽  
Aline de Martini

This paper is a clinical report of a male patient, who had suffered a left temporal bone fracture. At the Emergency Service, the fracture reduction was performed, with the emporal muscle incision. After two months, the patient presented a deviation to the left side during mouth opening and function limitation. Computadorized tomography and magnetic resonance were perfomed to investigate a condyle fracture or internal dearrangement of the temporomandibular joint. Both revealed the integrity of the structures. So, the temporal muscle generated the problem as a result of wound healing. The patient was submitted to physiotherapy sessions and recovered the temporal muscle function.


2016 ◽  
Vol 04 (03) ◽  
pp. 213-217
Author(s):  
Apurva Sharma ◽  
Manjit Kumar ◽  
Amrit Khosla ◽  
Shailesh Jain ◽  
Navjot Kaur ◽  
...  

AbstractWhen all the remaining natural teeth are removed, there exists a space within the oral cavity that can be called the potential denture space. Within this denture space there is an area that has been termed the neutral zone. Neutral zone is defined as that area or position within the oral cavity where the forces between the tongue and cheeks or lips are equal. Thus making it the zone of minimal conflict, where the function of musculature will not unseat the denture and help in stabilizing the denture. In the present case the neutral zone was recorded using admix technique and impression compound as the material of choice.


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


2015 ◽  
Vol 05 (02) ◽  
pp. 069-073
Author(s):  
Vinaya Bhat ◽  
D Prasad Krishna ◽  
Shipra Kant

AbstractOne of the most commonly faced problems among long term denture wearers is the reduction in the denture foundation. Prosthetic rehabilitation of a patient with severely resorbed ridge is the most challenging therapy a prosthodontist can undertake. In order to have a favourable prognosis for the denture therapy, impression technique selected should be based on the present state of the basal tissue support. This article presents the application of neutral zone concept being incorporated in impression making to achieve successful complete denture therapy.


2017 ◽  
Vol 74 (2) ◽  
pp. 189-192
Author(s):  
Jagoda Bajevska ◽  
Jana Bajevska ◽  
Biljana Bajevska-Stefanovska

Introduction. The prosthetic treatment of patients with cleft palate includes various treatment options such as fixed partial dentures, removable partial prosthesis, etc. The type of prosthetic appliance is determined by the oral health of each individual and the circumstances. We presented three adult patients with the cleft lip and palate subjected to prosthetic treatment. Case report. From the possible prosthetic solutions according to the conditions in the oral cavity and the circumstances, fixed partial dentures veneered with composite or ceramic were chosen. A proper relationship between the teeth was reached with the fixed partial dentures, and function established, the phonetics improved and satisfying aesthetics effect accomplished improving the profile appearance of the patient?s face. Plastic surgery of the nose was performed after that. Conclusion. Multidisclipinary treatment is necessary for favourable long-term outcome in cleft lip and palate patients.


2018 ◽  
Vol 8 (3) ◽  
pp. 151-154
Author(s):  
Elsayed Abdallah Abdel-Khalek ◽  
Mohamed Moustafa Said

Aim: This article described a physiological impression technique to design denture surfaces by the action of the surrounding musculature during functional movements based on "neutral zone concept" in patients with severely atrophied mandibular ridge. Methodology: Dual surface impression technique was employed for the fitting and polished surface using silicone impression material. Results: This technique provided a stable base with correct borders to perform all functional movements of the lips, cheeks, and tongue. Conclusion: The patient improved the ability to maintain the adaptive muscle behaviors necessary to control the denture movement in function and rest.   How to cite this article: Abdel-Khalek EA, Said MM. Dual surface impression for management of mandibular flat ridge in an elderly patient: A Case Report. Int Dent Res 2018;8(3):151-4.   Linguistic Revision: The English in this manuscript has been checked by at least two professional editors, both native speakers of English.


2016 ◽  
Vol 5 (2) ◽  
pp. 139-145
Author(s):  
Tsz M Leung ◽  
Michael G Botelho ◽  
Yanqi Yang ◽  
Edward HT Ho

ABSTRACT Aims This case report aims to describe a conservative interdisciplinary approach to restore generalized tooth wear complicated with malalignment of teeth. Introduction Tooth wear is the surface loss of dental hard tissue, i.e., usually multifactorial in origin, excluding other than caries, trauma, or developmental disorder. Severe tooth wear impact the appearance, comfort, function, or longevity of the tooth. Prosthodontic management of patients with tooth wear has been well documented, although prosthodontic treatment is designed to correct minor malocclusion, patients with moderate-to-severe malocclusion accompanied by generalized tooth wear may require preprosthetic orthodontic intervention. Case report This case report describes a 47-year-old male patient with generalized tooth wear complicated with lack of interocclusal space and malalignment of teeth. Preventive measures were carried out to address the etiological factors of tooth wear. After orthodontic treatment, definitive restoration was placed in reorganized occlusion at an increased vertical dimension, which restored esthetic and function. Conclusion In this clinical report, generalized tooth wear with insufficient space for restoration, complicated by malalignment of teeth, was managed by way of an interdisciplinary approach which allowed a conservative full-mouth rehabilitation. After orthodontic treatment, a reorganized restorative approach was undertaken at an increased vertical dimension, providing an esthetic and functional solution. An occlusal night guard was provided to protect the dental restorations. Clinical Significance Interdisciplinary approach allows a conservative management for patient with tooth wear complicated by malalignment of teeth. How to cite this article Leung TM, Botelho MG, Yang Y, Ho EHT. Management of Tooth Wear: An Interdisciplinary Approach. Int J Experiment Dent Sci 2016;5(2):139-145.


2011 ◽  
Vol 1 (1) ◽  
pp. 36-39
Author(s):  
Janani Mahadevan ◽  
Sabita M. Ram

Abstract Oral functions involve unique interplay of oral structures and muscles. Any interference with their movements by a denture would result in denture instability. If the denture is placed in a zone where the displacing forces of tongue, lips, cheeks and modiolus are balanced, then the denture will be retained more effectively during function. This zone is known as neutral zone. If the denture strays outside/inside the neutral zone it will be unstable during the activities such as talking, swallowing and mastication. The neutral zone technique is used to minimize the displacing forces of the surrounding structures. This is a case report in which neutral zone impression technique was used to solve the problem of denture instability.


2019 ◽  
pp. 30-34
Author(s):  
Asish Kumar Barui ◽  
Abhisek Chowdhury ◽  
T. K. Giri ◽  
S Mukharjee

Brief Background Fabrication of any dental prosthesis over a compromised residual alveolar ridge is really a challenge for prosthodontists. Fibrous or flabby ridge and highly resorbed residual alveolar ridge are two clinical situations that require special considerations during construction of any prosthesis. Mobile soft tissue and flattened alveolar ridge significantly compromise denture stability and support. There are different treatment modalities to manage these clinical conditions like surgical excision of soft tissue, ridge augmentation, modification in impression technique, etc. Materials and Methods This case report is about an old completely edentulous male patient who reported with a complaint of difficulty in chewing with his present denture. Discussion Prosthodontic management of a patient with compromised residual alveolar ridges needs special consideration . Selection of treatment modality depends on patients general health ,clinical condition of residual alveolar ridges , financial capacity and skill of the clinician A modification from conventional impression procedure was used to record maxillary flabby anterior ridge and neutral zone concept was applied for teeth arrangement to improve denture stability in atrophied lower alveolar ridge. Summary and Conclusions Surgical removal of soft tissue and implant supported prosthesis may not be possible in all situations. In that case a conservative approach using modified impression technique, neutral zone concept provides the basic triad of a successful denture prosthesis that is retention, stability and support. Key Words Flabby tissue, Window technique, Resorbed ridge, Neutral zone.


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