A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment

Kojima, T. ; Sohmura, T. ; Nagao, M. ; Wakabayashi, K. ; Nakamura, T. ; Takahashi, J.

Oxford, UK : Blackwell Science Ltd
Published 2003
ISSN:
1365-2842
Source:
Blackwell Publishing Journal Backfiles 1879-2005
Topics:
Medicine
Notes:
To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
Type of Medium:
Electronic Resource
URL:
_version_ 1798290123828232192
autor Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
autorsonst Wakabayashi, K.
Nakamura, T.
Takahashi, J.
book_url http://dx.doi.org/10.1046/j.1365-2842.2003.01095.x
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insertion_date 2012-04-27
iqvoc_descriptor_title iqvoc_00000708:analysis
issn 1365-2842
journal_name Journal of oral rehabilitation
materialart 1
notes To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
package_name Blackwell Publishing
publikationsjahr_anzeige 2003
publikationsjahr_facette 2003
publikationsjahr_intervall 7999:2000-2004
publikationsjahr_sort 2003
publikationsort Oxford, UK
publisher Blackwell Science Ltd
reference 30 (2003), S. 0
search_space articles
shingle_author_1 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
shingle_author_2 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
shingle_author_3 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
shingle_author_4 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
shingle_catch_all_1 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
Blackwell Science Ltd
To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
1365-2842
13652842
shingle_catch_all_2 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
Blackwell Science Ltd
To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
1365-2842
13652842
shingle_catch_all_3 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
Blackwell Science Ltd
To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
1365-2842
13652842
shingle_catch_all_4 Kojima, T.
Sohmura, T.
Nagao, M.
Wakabayashi, K.
Nakamura, T.
Takahashi, J.
A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
Blackwell Science Ltd
To accomplish computerized 3D morphological analyses of maxillary and mandibular casts with malocclusions on the same co-ordinate system, a new reference co-ordinate located on soft tissue has been proposed consisting of the top of maxillary bilateral tubercles and incisive papilla on the maxillary cast. To test the validity of this co-ordinate system, the angles of the occlusal plane in this system were examined on 10 subjects with normal occlusion. In addition, to analyse maxillary and mandibular casts on the same co-ordinate system, a bite block was made under the intercuspal position. The maxillary cast was measured by 3D measuring system, then, the bite block was placed on maxillary casts, and measured similarly. To examine the position reproducibility of this method, 3D co-ordinates of the apex of the buccal cusp of the mandibular pre-molar in five bite blocks were determined. The angles formed of the occlusal plane were 1·3 ± 1·3° and 0·2 ± 1·1° on the sagittal and frontal base plane, respectively. This co-ordinate system had enough stability to replace the occlusal plane. By the measurement of bite blocks, the co-ordinates of the mandibular cusp tips were determined within the deviation of 0·2 mm.
1365-2842
13652842
shingle_title_1 A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
shingle_title_2 A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
shingle_title_3 A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
shingle_title_4 A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
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timestamp 2024-05-06T08:11:44.015Z
titel A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
titel_suche A preliminary report on a computer-assisted dental cast analysis system used for the prosthodontic treatment
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