하악 제2대구치 치수저의 해부학적 고찰
A Study on the Anatomy of the Pulp Chamber filoor of the Permanent Mandibular Second Molar
권혁춘,
소속 상세정보
권혁춘 ( ) - 서울대학교
KMID : 0362319860120010165
Abstract
A total of 114 extracted human mandibular 2nd molars were used to study the configuration of the floor of the chamber. The specimens were ground and the pulp chamber was examined with a magnifier and explored with sharp explorer.
The study showed the shape of the pulp chamber, number of root canals, and the type of canal orifice.
The results were as follows,
1. In so far as observing the shape of the pulp chamber of the teeth, 47.4％ of the teeth were square, 42.9％ were triangle and 9.7％ were ovoid shape.
2. 35％ of the samples had 2 root canal orifices, 62％ had root canal orifices, 3％ had 4 root canal orifices.
3. 3％ of the specimens showed ‘H’ shape, 5％ showed ‘Square’ shape, 51％ showed ‘T’ shape, 1％ showed ‘reverse-T’ shape, 35％ showed ‘I’ shape and 5％ showed the specific ‘C’shape.
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