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Study on Performance Evaluation of Dental X-ray Equipment

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(1)Korean J Digit Imaging Med : 115-119, 2009. 치과 방사선 발생기의 성능평가에 관한 연구 정재은1·정재호2·강희두2·이종웅3·나극환2 1. 2. 3. 남부대학교 디지털경영정보학과· 광운대학교 전자공학과· 경희대학교 동서신의학병원 영상의학과. Study on Performance Evaluation of Dental X-ray Equipment Jae Eun Jung1ㆍJae Ho Jung2ㆍHee Doo Kang2ㆍJong Woong Lee3ㆍKeuk Hwan Ra2 1. Department of Digital Management and Information, Nambu University· 2. Department of Electronic Engineering, Kwang Woon University·. 3. Department of Radiology, Kyung Hee East West Neo Medical Center. Abstract. Korean J Digit Imaging Med, Vol.11 No.2 November 2009 115.

(2) Study on Performance Evaluation of Dental X-ray Equipment. Ⅰ. 서 론. Fig. 1. KODAK Intra oral sensor의 구조와 스텝웨지. Ⅱ. 대상 및 실험방법 1. 실험장비. 2. 실험방법. 116 Korean J Digit Imaging Med, Vol.11 No.2 November 2009.

(3) Jae Eun JungㆍJae Ho JungㆍHee Doo KangㆍJong Woong LeeㆍKeuk Hwan Ra. Fig. 2. 실험 모식도. Fig. 4. 광도계와 필름영상. Fig. 3. 촬영된 구내용 필름. Fig. 5. Image J를 이용한 픽셀 값의 측정. Table 1. 단계별 농도차이 0.12 sec Step 2-step 1. 0.25 sec. 0.4 sec. 0.10. Step 3-step 2. Ⅲ. 결 과. Step 4-step 3 Step 5-step 4. 1. 조사시간의 변화에 따른 필름의 농도 값 Fig. 7. 단계별 농도차이. Korean J Digit Imaging Med, Vol.11 No.2 November 2009 117.

(4) Study on Performance Evaluation of Dental X-ray Equipment. Ⅳ. 고 찰. 참고문헌 Ⅴ. 결 론. 118 Korean J Digit Imaging Med, Vol.11 No.2 November 2009.

(5) Jae Eun JungㆍJae Ho JungㆍHee Doo KangㆍJong Woong LeeㆍKeuk Hwan Ra. Korean J Digit Imaging Med, Vol.11 No.2 November 2009 119.

(6)

수치

Fig. 1. KODAK Intra oral sensor의 구조와 스텝웨지
Fig. 2. 실험 모식도 Fig. 3. 촬영된 구내용 필름

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