scholarly journals A Study on Functional Determination of Occlusal Plane by MKG and EMG in Edentulous Patients

1981 ◽  
Vol 25 (3) ◽  
pp. 508-514
Author(s):  
Nobuhiro Munehisa ◽  
Koosai Koono ◽  
Tooru Nagasawa ◽  
Hiromichi Tsuru
2021 ◽  
Vol 11 (15) ◽  
pp. 6948
Author(s):  
Gabriele Cervino ◽  
Sergio Sambataro ◽  
Chiara Stumpo ◽  
Salvatore Bocchieri ◽  
Fausto Murabito ◽  
...  

The aim of this study is to demonstrate the use and the effectiveness of cephalometry and golden proportions analysis of the face in planning prosthetic treatments in totally edentulous patients. In order to apply this method, latero-lateral and posterior-anterior X-rays must be performed in addition to the common procedure. Two main concerns for totally edentulous patients are the establishment of the vertical dimension and the new position of the occlusal plane. The divine proportion analysis was carried out by the use of a golden divider. The prosthetic protocol was divided into three steps and a case was selected for better understanding. Referring to the golden relations, if the distance from the chin to the wing of the nose is 1.0, the distance from the nose to eye is 0.618. This proportion is useful and effective in determining the correct prosthetic vertical dimension. The incisal margin of the lower incisor must be positioned between Point A (A) and protuberance menti (Pm) according to the gold ratio 0.618 of the total height A-Pm. Posteriorly the occlusal plane must be placed 2 mm below the divine occlusal plane (traced from the incisal margin of lower incisors to Xi point). A prosthesis made in accordance with cephalometric parameters and divine proportions of the face helps to improve the patient’s aesthetics, function and social personality.


2021 ◽  
Vol 8 ◽  
Author(s):  
Jihane El Aoud ◽  
Wijdane El Hawari ◽  
Nadia Merzouk ◽  
Faiza Benfdil

The rehabilitation by complete removable denture is commonly used for edentulous patients. The respect of operating procedures represents the main condition for therapeutic success.Among these procedures, the determination and the orientation of occlusal plane remain an important step to respect minutelyIndeed, it is one of the most stages for obtaining an optimal smile esthetic, a facial harmony and improve the oral functions.Various technics were reported by many authors: anatomical, radiographic, and physiologic methods such as piezography and Paterson technic.This later consists on the determination of the individualized occlusal plane according to the registration of physiological movements.In this context, we will describe Paterson method via a case report and discuss its feasibility, clinical effectiveness as well as its advantages compared to others technics.


2012 ◽  
Vol 65 (5-6) ◽  
pp. 217-222 ◽  
Author(s):  
Ljiljana Strajnic ◽  
Darinka Stanisic-Sinobad

Introduction. Optimal reconstruction of vertical dimension of occlusion is crucial for functional and physiognomic rehabilitation of edentulous patients. This article is aimed at presenting attitudes and studies on application of cephalometric analysis in obtaining optimal vertical dimension of occlusion. The review of literature presents the studies which analyse the possibilities of cephalometric analysis aimed at improving the clinical methods for vertical dimension of occlusion determination in treatment of edentulous patients. The research carried out so far can roughly be divided into: cephalometric vertical dimension of occlusion evaluation in dentulous patients performed to determine precise indicators of vertical dimension of occlusion and to establish cephalometric standards for practical application in prosthodontics; the method of producing pre-extraction cephalometric registries involves the production of cephalometric radiographs for potential prosthodontic patients in dental pre-extraction period which are kept for reference to be used in later therapy; the cephalometric method of registering the position of physiologic rest position of the mandible involves measuring cephalometric parameters in cephalometric radiographs made when the mandible is in physiologic rest position; cephalometric evaluation of vertical dimension of occlusion in complete denture therapy after clinical determination of intemaxillary relationship is recommended for timely detection of possible mistakes, with a possibility of correction in the process of complete denture production; and cephalometric analysis in edentulous patients with old complete dentures for a planned vertical dimension of occlusion extension. Conclusion. Data from the literature give no proof of a scientific and universally accepted method for precise determination of vertical dimension of occlusion, which is a point many authors agree upon. Different methods proposed for vertical dimension of occlusion determination in everyday practice are usually recommended in combination with other methods. Determination of individual, morphological vertical dimension of occlusion indicators by cephalometric analysis is, in this sense, one of the directions for finding a better solution when planning an artificial occlusion complex.


Author(s):  
Sanath Shetty ◽  
Nazia Majeed Zargar ◽  
Kamalakanth Shenoy ◽  
V. Rekha

2021 ◽  
Vol 4 (1) ◽  
pp. 1-6
Author(s):  
P Mehta ◽  
S Chhetri

Introduction: The exact position of the Parotid papilla and commissure of the lip plays a crucial role in determining the maxillary occlusal plane which directly facilitates rehabilitating edentulous patients with a removable complete denture. Since the beginning, many authors have conducted different studies regarding its position but multiple variations in its location have been noted. Also, this type of study has not been conducted in the Nepalese population which drags the urge to determine the position of these soft-tissue landmarks in context to the Nepalese population. Objective: To determine the position of parotid papilla and commissure of lip in relation to the maxillary occlusal plane. Materials and Methods: A descriptive cross-sectional study was conducted in the 45 dentate subjects visiting Nobel medical college from November 2019 to April 2020. A vestibular impression was made, stone index fabricated and vernier caliper was used to locate position of parotid papilla & commissure of lip. All the data were collected and statistically analyzed. Results: The mean measurement of distances between maxillary occlusal plane and parotid papilla was 3.69 ± 1.19 mm and between maxillary occlusal plane and commissure of lip was 0.41 ± 0.83 mm respectively. Conclusion: This study showed that the position of the parotid papilla was superior to the position of the maxillary occlusal plane with a mean distance of 3.69mm. The commissure of lip was found to be at the level of maxillary occlusion plane in highest number of cases followed by a superior position with least at the inferior position with respect to the maxillary occlusal plane.


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