WO2013025119A1 - Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients - Google Patents

Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients Download PDF

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Publication number
WO2013025119A1
WO2013025119A1 PCT/RU2011/000629 RU2011000629W WO2013025119A1 WO 2013025119 A1 WO2013025119 A1 WO 2013025119A1 RU 2011000629 W RU2011000629 W RU 2011000629W WO 2013025119 A1 WO2013025119 A1 WO 2013025119A1
Authority
WO
WIPO (PCT)
Prior art keywords
plane
patient
projection
prosthetic
face
Prior art date
Application number
PCT/RU2011/000629
Other languages
English (en)
Russian (ru)
Inventor
Евгений Михайлович РОЩИН
Валентин Дмитриевич ПАНТЕЛЕЕВ
Александра Владимировна РОЩИНА
Original Assignee
Roschin Evgeniy Mikhailovich
Panteleev Vanlentin Dmitrievich
Roschina Aleksandra Vladimirovna
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Roschin Evgeniy Mikhailovich, Panteleev Vanlentin Dmitrievich, Roschina Aleksandra Vladimirovna filed Critical Roschin Evgeniy Mikhailovich
Priority to RU2011146461/14A priority Critical patent/RU2470587C1/ru
Priority to PCT/RU2011/000629 priority patent/WO2013025119A1/fr
Publication of WO2013025119A1 publication Critical patent/WO2013025119A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C11/00—Dental articulators, i.e. for simulating movement of the temporo-mandibular joints; Articulation forms or mouldings
    • A61C11/08—Dental articulators, i.e. for simulating movement of the temporo-mandibular joints; Articulation forms or mouldings with means to secure dental casts to articulator
    • A61C11/081—Dental articulators, i.e. for simulating movement of the temporo-mandibular joints; Articulation forms or mouldings with means to secure dental casts to articulator with adjusting means thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry

Definitions

  • the invention relates to medicine, namely to orthopedic dentistry, and can be used in the manufacture of full and partial removable laminar dentures.
  • the invention relates to a new method for the exact clinically determined position of the prosthetic plane in patients with an unfixed height of the lower face.
  • a known method for determining the projection of the Camperov horizontal on the patient’s face including drawing points on the face for the formation of the nasal line, for which on the patient’s face in the area of the ear tragus and nose wing, radiopaque beads are attached balls in the vertical direction, mark the location of the beads of balls with paint on the face skin , conduct a lateral tele-radiography of the head and in the resulting image through the front nasal spine and the base of the external auditory canal determine the location of the Camperian horizontal, to toruyu then projected onto the skin of the face with respect to the beads, beads, through which passed Kamperovskaya horizontal, according to their marks on the paint facial skin (RU 2283620, A6166 / 00, publ. September 20, 2006). Adopted as a prototype.
  • a disadvantage of the known solution is that the known method makes it possible to laboriously, but still, to obtain the exact position of the line in the sagittal projection related to the Camper plane, but does not give the exact position of this plane in the frontal projection.
  • the lack of correction for the patient’s deformations leads to serious inaccuracies in the prosthetics of patients with removable prostheses.
  • the present invention is aimed at achieving a technical result, which consists in increasing the accuracy of determining the prosthetic (occlusal) plane relative to a precisely defined individual for the patient Camper horizontal on its projection on the patient's face.
  • the method for determining the location of the prosthetic plane in patients with violations of the integrity of the dentition is to determine the projection of the Camper horizontal on the patient's face by transferring the Po (upper edge of the ear canal) and Sna (anterior nasal spine) obtained by computed tomography in the sagittal projection, on the patient’s face and determining the position of the prosthetic plane in the sagittal projection as a plane parallel to the Camper plane, after o on the patient’s face, the position of the wax basis is determined by the pupil line in the frontal projection and align it along the pupil line obtained on computed tomography of the patient’s head in frontal projection.
  • FIG. 1 deformation of the prosthetic plane
  • FIG. 2 the relative position of the Camper and prosthetic planes
  • FIG. 3 alignment of the wax base on the upper jaw
  • FIG. 5 alignment of the wax base on the upper jaw in the frontal projection
  • FIG. 6 position of the wax basis in frontal projection on computed tomography of the head
  • FIG. 8 is the same as in FIG. 7, view from the other side.
  • a new method for restoring the prosthetic plane in patients with violations of the integrity of the dentition is considered.
  • the inventors believe that patients with violations of the integrity of the dentition, complicated by deformations of the dentition, it is necessary to conduct a computed tomography of the head, followed by cephalometric calculation of the identified deformations.
  • the prosthetic plane is parallel to the Camper plane (Fig. 2).
  • the Camper plane passes through the points Po (upper edge of the auditory meatus) and Sna (anterior nasal spine).
  • the Camper plane is determined through nasal spine and through the upper midpoint of the external auditory meatus (Po point).
  • computed tomography allows you to accurately calculate the slope and location of the restored prosthetic plane in the sagittal and frontal projections of the head.
  • the Camper plane is widely used to determine the occlusion plane and is the main method for forming a wax base on the upper jaw, at the intermediate stage of prosthetics for patients with complete absence of teeth on the upper and lower jaws (Fig. 3).
  • the Camperian plane traditionally identified by skin landmarks, is not a structurally stable and accurately reproducible landmark.
  • the present method is to control the location of the prosthetic plane, determined clinically.
  • the proposed method consists in the following: clinically determined position of the prosthetic plane in patients with unfixed the height of the lower part of the face is leveled due to the maxillary wax base, according to the previously described skin landmarks, at a doctor's appointment. Subsequently, the position of the maxillary wax base must be monitored using computed tomography of the head in sagittal and frontal projections. The examination is carried out on a dental dental tomograph, this device does not give distortion does not change the size of the bones of the patient’s head and the same bones in the picture.
  • Computed tomography measures the error of the position of the prosthetic plane on the maxillary wax basis, it also measures how much the angle of inclination of the prosthetic plane needs to be changed (if an error is detected), so that it becomes parallel to the Camper plane (drawn along bone landmarks).
  • application of cutaneous points from a radiopaque substance to the patient’s skin is used.
  • this inclination of the prosthetic plane is taken into account in our invention (programmable occlusal plane), i.e. the inclination of the table on which the model of the upper jaw is located will be parallel to the Camperian plane, determined radiologically.
  • a device is used to set the prosthetic plane after computed tomography of the head in sagittal and frontal projections. This device is designed to position the restored prosthetic plane of the upper jaw in the articulator.
  • a gypsum model of the upper jaw (wax basis of the upper jaw) is installed on table 1 (Figs. 7 and 8).
  • table 1 with the upper jaw has five degrees of freedom: linear displacements along the X, ⁇ , Z axes, rotation around the Z axis by an angle a, and rotation around the Y axis by an angle ⁇ .
  • the device consists of the following parts.
  • the table 1 is mounted on the stand 2, and is fastened with a screw 3, which allows the table to be rotated through an angle a around the Z axis.
  • the angle of rotation a is determined on the limb 4.
  • the stand 2 is articulated with the body 5.
  • the stand 2 has the ability to move linearly in the body along the Y axis and rotate around the Y axis by the angle ⁇ .
  • the rack is fixed in the casing with the set screw 6.
  • the casing 5 is linearly moved along the X axis relative to the base 7.
  • the casing position is fixed with the set screw 8.
  • the base 7 is fixedly mounted on the upper plate 9, which linearly moves along the supplementary Sprint axis relative to the lower plate 10. Fixing the upper the plate relative to the bottom is carried out using the clamp 11.
  • the device is installed in the articulator on the lower or upper table and is attached with the screw 12 and clamp 13.
  • the device allows you to align the clinically determined prosthetic plane for subsequent treatment of the patient. This is made possible by adjusting the inclination of the occlusal table on which the upper jaw model is located.
  • the position of the table of the occlusal plane is parallel to the Camper plane, determined on computed tomography of the head in a sagittal projection.
  • the method for determining the projection of the Campanerian horizontal on the patient’s face allows us to build an individual prosthetic plane necessary for the precise placement of artificial teeth and, therefore, significantly improve the quality of prosthetics with full and partial removable laminar dentures.

Abstract

Procédé pour déterminer le plan prosthétique chez les patients souffrant d'un défaut de l'intégrité des rangées dentaires qui est caractérisé en ce que l'on détermine une projection de l'horizontale de Camper sur le visage du patient par le transfert du point Po (bord supérieur du canal auditif) et Sna (os nasal frontal) obtenus au moyen de la tomographie assistée par ordinateur en projection saggitale, sur le visage du patient, et l'on détermine la position du plan prosthétique comme un plan parallèle au plan de Camper ; on détermine sur la base de la ligne des pupilles en projection frontale la position de la base maxillaire supérieure en cire puis on l'égalise en suivant la ligne des pupilles obtenue au moyen de la tomographie assistée par ordinateur de la tête du patient en projection frontale.
PCT/RU2011/000629 2011-08-18 2011-08-18 Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients WO2013025119A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2011146461/14A RU2470587C1 (ru) 2011-08-18 2011-08-18 Способ определения расположения протетической верхней плоскости у пациентов с нарушениями целостности зубных рядов
PCT/RU2011/000629 WO2013025119A1 (fr) 2011-08-18 2011-08-18 Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU2011/000629 WO2013025119A1 (fr) 2011-08-18 2011-08-18 Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients

Publications (1)

Publication Number Publication Date
WO2013025119A1 true WO2013025119A1 (fr) 2013-02-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2011/000629 WO2013025119A1 (fr) 2011-08-18 2011-08-18 Dispositif pour déterminer la position du plan prosthétique supérieur chez les patients

Country Status (2)

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RU (1) RU2470587C1 (fr)
WO (1) WO2013025119A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108209915A (zh) * 2016-12-12 2018-06-29 西诺德牙科设备有限公司 用于获取牙科对象的方法
US11547716B2 (en) 2015-05-06 2023-01-10 Snipr Technologies Limited Altering microbial populations and modifying microbiota

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2532358C1 (ru) * 2013-04-12 2014-11-10 Наталия Юрьевна Чернышова Способ определения угла наклона нижней челюсти и устройство для переноса гипсовых моделей в пространство артикулятора
RU2573555C1 (ru) * 2014-07-18 2016-01-20 Валентина Петровна Тлустенко Способ конструирования протетической плоскости

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2271149C1 (ru) * 2004-07-15 2006-03-10 Мукатдес Ибрагимович Садыков Способ проверки правильности определения протетической плоскости при полном отсутствии зубов
RU2272568C1 (ru) * 2004-08-06 2006-03-27 Мукатдес Ибрагимович Садыков Способ получения протетической плоскости на томограмме беззубых челюстей
RU2283620C1 (ru) * 2004-12-24 2006-09-20 Мукатдес Ибрагимович Садыков Способ определения проекции камперовской горизонтали на лице пациента
RU2360644C1 (ru) * 2008-06-06 2009-07-10 Сергей Юрьевич Юрченко Способ построения протетической плоскости

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2912050B1 (fr) * 2007-02-02 2010-04-23 Patrice Margossian Dispositif de reperage et de mesure de parametres anatomiques faciaux

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2271149C1 (ru) * 2004-07-15 2006-03-10 Мукатдес Ибрагимович Садыков Способ проверки правильности определения протетической плоскости при полном отсутствии зубов
RU2272568C1 (ru) * 2004-08-06 2006-03-27 Мукатдес Ибрагимович Садыков Способ получения протетической плоскости на томограмме беззубых челюстей
RU2283620C1 (ru) * 2004-12-24 2006-09-20 Мукатдес Ибрагимович Садыков Способ определения проекции камперовской горизонтали на лице пациента
RU2360644C1 (ru) * 2008-06-06 2009-07-10 Сергей Юрьевич Юрченко Способ построения протетической плоскости

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11547716B2 (en) 2015-05-06 2023-01-10 Snipr Technologies Limited Altering microbial populations and modifying microbiota
CN108209915A (zh) * 2016-12-12 2018-06-29 西诺德牙科设备有限公司 用于获取牙科对象的方法
CN108209915B (zh) * 2016-12-12 2023-11-17 西诺德牙科设备有限公司 用于获取牙科对象的方法

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