Vertical dimension of occlusion slideshare The content highlights various concepts of occlusion and their This document discusses methods for determining vertical dimension of occlusion (VDO) and vertical dimension of rest (VDR). It outlines methods for recording these dimensions, including both mechanical and physiological techniques, and highlights the significance of physiologic rest position in dental practice. This study aims to correlate the vertical dimension at occlusion to 13 anthropometric measurements. These facial measurements can be implemented in construction of complete denture patients. • Clicking of teeth on mastication and speech . It is the postural position of the mandible when an individual is resting comfortably in an upright position muscles are in a contraction activity. The Turner and Missirlian classification categorizes patients based on the degree of excessive wear and loss of vertical dimension into three categories. Methods covered include mechanical techniques like using ridge relations, former dentures, pre-extraction records, and physiological techniques like phonetic testing 1. It outlines the 7 key steps: 1) Checking extension, retention and stability of occlusion rims; 2) Establishing proper facial contour; 3) Orienting the occlusal plane; 4) Determining vertical dimensions; 5) Mounting the maxillary cast using a facebow; 6) Recording centric occluding relations Complete Denture 4- Maxillo-mandibular Relation Records d- Vertical Dimension of centric occluding relation - Download as a PDF or view online for free The document provides an outline for a lecture on occlusion and balanced occlusion for removable prosthodontics. Methods described include facial Occlusal rims are constructed on denture bases and are used to record jaw relations and arrange teeth. Category 2- Excessive wear without loss of vertical dimension of occlusion but with space available • Patient has adequate posterior support and history of gradual wear. 2. • Difficulty in swallowing. This document discusses principles for altering vertical dimension of occlusion in patients requiring restorative and periodontal treatment. It outlines several types of occlusion including static and dynamic occlusion. Learn about recording bases, occlusion rims, and establishing occlusal vertical dimension accurately. MAXILLOMANDIBULAR RELATIONS : Vertical Jaw Relations WHAT IS IT ??!! Vertical jaw relations are those established by the amount of separation between the maxilla and mandible under specified conditions Overview of mechanical and physiological methods used for determining vertical dimension of occlusion. • Interference with speech . Wearing of the teeth will increase the free way space. It also describes the different types of Rest vertical dimension (physiologic rest position, Vertical dimension of rest): the postural position of the mandible when an individual is resting comfortably in an upright position and the associated muscles are in a state of minimal contractual activity. This document discusses principles for altering vertical dimension of occlusion in patients requiring restorative and periodontal treatment. It discusses the importance of occlusal relationships, the influence of bruxism, and the significance of proper tooth alignment for oral functions. การวัดระยะโดยกาหนดจุดทั้งสองบนใบหน้า (Pleasure1951, Zarb et al. High Vertical Dimension Of Occlusion leads to: • There excessive display of the teeth and denture base. It begins by defining occlusion and centric relation. It is the starting point This document discusses principles for altering vertical dimension of occlusion in patients requiring restorative and periodontal treatment. Profile methods, including photographs, silhouettes, and casts for measuring vertical dimension. Several physiological and mechanical methods are outlined, including ridge relation, swallowing 1) The vertical jaw relation refers to the distance between selected points on the face, usually the tip of the nose and chin, and aims to determine the optimal vertical dimension of occlusion for complete dentures. It defines key terms like centric relation, centric occlusion, vertical dimension of occlusion, and balanced occlusion. Orientation defines cranial references, vertical defines jaw separation, and horizontal defines front-back and side-to-side jaw positions. • Category 2 - Excessive wear without loss of vertical dimension of occlusion but with space available. Category 1 patients have loss of vertical dimension, Category 2 This document discusses occlusion and its study. Vertical Dimension of rest V D R The vertical dimension of the face when the mandible is in rest position. Vertical dimension of occlusion (OVD). It defines key terms like vertical dimension, rest vertical dimension, and occlusal vertical dimension. It explains that balanced occlusion is important for maintaining stability of complete dentures with minimal trauma. Additionally, the potential effects of This document discusses methods for determining and recording vertical jaw relation. They aid in facebow transfers, developing occlusal plane and lip/cheek contours, determining vertical dimension of occlusion, and making tentative centric relation records. Classification of jaw relations establishes orientation, vertical, and horizontal relations between the jaws. • Closest speaking space of 1mm and interocclusal distance of 2-3mm. It describes that VDO is the vertical separation of the jaws when teeth are in contact, while VDR is the separation when muscles are minimally contracted to maintain posture. The vertical dimension can be recorded at rest or at occlusion. • History of 8. It includes an introduction, definitions of key terms like vertical jaw relation and vertical dimension, factors that affect vertical dimension, methods for determining vertical dimension of rest and vertical dimension of occlusion, and effects of altering vertical dimension. The document outlines steps for achieving balanced occlusion, including analysis, correction of disharmonies, and specific adjustments using various methods. #15 in case there is reduced vertical dimension of occlusion. 1990) • จุดที่กาหนดควรเป็นตาแหน่งที่เสถียรในขากรรไกรบนหนึ่งจุดที่จมูก และ Increasing occlusal vertical dimension — Why, When & How • The vertical dimension of occlusion (VDO) is determined by the repetitive contracted length of the closing muscles, hence increase in VDO cannot be maintained as the jaw to jaw relationship will always return to the original dimension ie the MUSCLES always WIN. It describes studying occlusion by examining dental arch formation, compensatory curves, tooth angulations, functional tooth form, and tooth relationships in centric occlusion. Factors like musculature, occlusion stops, and freeway space affect the vertical dimension. This document discusses the procedures for recording maxillo-mandibular relations for full dentures. Jul 19, 2014 · Vertical Dimension of occlusion V D O The vertical dimension of the face when the teeth are in contact in centric occlusion. It describes methods for establishing these dimensions, including physiologic and mechanical approaches, and highlights the effects of alterations in vertical dimension on comfort, facial . The document provides an introduction to occlusion, discussing important concepts like centric relation, temporomandibular joints, occlusion musculature, static and dynamic occlusion, and ideal occlusion. Anything grter than 4 mm. Additionally, it discusses the role of jaw relation records in ensuring accurate occlusal Under certain conditions continuous eruption of the teeth can maintain the vertical dimension. 3 mm Centric occlusion position was coincident with the maximum intercuspal position The gingival status was found to be good and well maintained The oral hygiene of the patient was satisfactory. 2) There are several proposed theories for the physiologic rest position, including positions where the opening and closing muscles are in equilibrium or where elastic elements The attrition of the molars resulted in a decrease of the vertical dimension of occlusion. Desirable occlusal contacts are bilateral contacts of posterior teeth in centric occlusion. Centric relation is a repeatable reference position important for recording jaw relations and developing occlusion. #16 Restorartion of the vdo permanently can be done with the help of overlay. Feb 16, 2014 · Effects of Improper Registration of Vertical Dimension of Occlusion A . Key points include the first permanent molars acting as the "key of occlusion," compensatory curves guiding The document explains the concept of vertical jaw relation, defining the vertical dimension at various states such as at rest and during occlusion, alongside factors that influence these measurements. It emphasizes that the masticatory system, including teeth, periodontal tissues, and occlusion, form a interconnected system. The document provides a comprehensive overview of occlusion, detailing definitions, types, and classifications, as well as the development of primary and permanent dentitions. The document discusses various aspects of jaw relations, specifically focusing on vertical jaw relations such as vertical dimension of occlusion and rest position. Methods for establishing occlusion include direct apposition of casts if enough teeth remain, interocclusal records with posterior teeth, or using occlusal rims This document discusses the importance of determining the vertical jaw relation and describes several methods for doing so. Classification of patients requiring occlusal rehabilitation Classification by Turner and Missirlain (1984) The patients were classified into three categories – • Category 1 - Excessive wear with loss of vertical dimension. Dr. Many facial and body measurements to determine vertical dimension at occlusion. Some of the treatment proposed wasbased on anecdotal information lacking evidence, Th fact that changes in the vertical dimension occur together with changes in the anteroposterior dimension makes control of the This document summarizes two classification systems for patients requiring full mouth rehabilitation: the Turner and Missirlian classification and the Breaker classification. This device must be worn for 24 hrs. • Continuous eruption has maintained occlusal vertical dimension leaving insufficient interocclusal space for restorative material. Details on ridge relation measurements, pre-extraction records, and profile radiographs. The interocclusal distance at physiologic rest position was 7. It defines vertical dimension as the length of the face determined by jaw separation under specified conditions. Achieving and verifying centric relation is critical, as it This document discusses occlusion in removable partial dentures. Dimensions for maxillary rims include 20-22mm anterior height, 3-5mm anterior width, 16-18mm posterior height, and 8 This document appears to be a student seminar presentation on the topic of vertical jaw relation. Jan 9, 2025 · This guide covers maxillo-mandibular relationships, hinge axis relation, and tips for programming the articulator for proper denture occlusion. May 13, 2024 · The resting vertical dimension (RVD) is the distance between two selected anatomical points on the patient’s face, usually the nasion and chin, when the mandible is in a physiologic resting position. Measurement EVALUATIONS OF VERTICAL DIMENSION OF OCCLUSION 1. • Muscular fatigue. Amal Kaddah emphasizes the importance of establishing satisfactory occlusion in partial dentures to prevent damage to supporting structures. Schneider This article discusses theimportance of diagnosing vertical problems aswell as presenting findings on the ffects of different treatment modalities. Vertical dimension of occlusion: the distance between two selected anatomic or Budi Kusnoto andBernardJ. t0juyu sxhop xxtgyrd skcyj ygz7e o7wk wpmkr ifioz nn zo