X-ray or gamma ray systems or devices – Specific application – Dental panoramic
Patent
1997-04-30
2000-04-18
Church, Craig E.
X-ray or gamma ray systems or devices
Specific application
Dental panoramic
378197, A61B 614
Patent
active
060524286
ABSTRACT:
The invention provides a medical radiographic apparatus constituted such that a swivel arm possessing an X-ray generator and an X-ray detection plane disposed to confront mutually with respect to the head of a patient is supported with a post through swivel means and a holding frame thereof in order to move the swivel arm about the head of the patient, the X-ray generator and X-ray detection plane are moved in mutually parallel reverse directions while synchronized, and irradiated X-rays are allowed to always enter the X-ray detection plane by passing through the same exposure region in the desired plane section in cooperation with the movement, the apparatus comprising:
REFERENCES:
patent: 3737660 (1973-06-01), Ando
Fujita Kazuyuki
Nakano Kozo
Otsuka Masanori
Watanabe Minoru
Church Craig E.
J. Morita Manufacturing Corporation
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