• Title/Summary/Keyword: Medical measurement

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A study on the measurement and processing of medical service experience data - From the perspective of realizing patient-centeredness - (의료서비스 경험데이터의 측정 및 가공에 관한 연구 -환자중심성 실현 관점에서-)

  • Jinho, Ahn;Jungmin, Choi
    • Journal of Service Research and Studies
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    • v.13 no.3
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    • pp.147-159
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    • 2023
  • This study is a study to develop a model for measurement and processing of experience data, which is emerging as a core value in quality management of medical services. In the theoretical background, a literature study was conducted on the importance of experience in medical service, measurement and processing of experience data, and realization of patient-centeredness. Based on these literature and theoretical background research results, operational definitions were performed for the following four research variables, and statistical tests were conducted. Hypothesis 1 is the effect of measuring experience data from the perspective of three factors on persona modeling, Hypothesis 2 is the effect of persona modeling on service blueprint visualization, Hypothesis 3 is the effect of service blueprint visualization on realization of patient-centeredness, and Hypothesis 4 is persona modeling This is the effect that modeling has on the realization of patient-centeredness. After data-based testing of factor analysis, reliability analysis, and correlation analysis, all four hypotheses were adopted as a result of verification using regression analysis. In conclusion, in an era where it is difficult to recognize the value of having only good medical staff and medical equipment in hospitals, it was possible to grasp the meaning that what kind of medical service experience is continuously obtained is more important to patients than the effectiveness of medical staff and medical equipment. In the era of the service economy, the core of hospital service competitiveness is providing attractive experiences, which is the real strength of hospitals, so the measurement and processing of experience data, which is the subject of this study, will have an important meaning in realizing patient-centeredness and realizing smart hospitals.

Development & Evaluation of acupuncture Point Impedance Measurement System Using 12 Channels Multi-Frequency (12채널 Multi-frequency를 이용한 경혈 임피던스 측정시스템 개발 및 평가)

  • Kim, Soo-Byeong;Lee, Jae-Woo;Lee, Seung-Wook;Lee, Na-Ra;Kim, Young-Dae;Shin, Tae-Min;Lee, Yong-Heum
    • Korean Journal of Acupuncture
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    • v.28 no.1
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    • pp.1-13
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    • 2011
  • Objectives : The object of this study is to evaluate and develop the system that reflects acupoints electrical properties by the multi-frequency using the SPAC (Single Power Alternative Current) stimulation method based on BIA (Bioelectrical impedance method). Methods : The 12 channel meridian impedance measurement system (MIMS) was designed, which sets multi-frequency with 10 steps (1~10kHz). To check acupoints electrical properties, impedance of acupoints were measured from 11 acupoints selected from the LU and ST meridians. Results : Regarding distribution of measurement values by multi-frequencies, we found the lowest response at 1kHz was in common. But frequency bands which represent the highest response at each acupoint were various. Measurement values of each acupoint by multi-frequencies were expressed similar distribution (P<0.05). Also we could check same frequency band which showed the highest response at left/right equal acupoints (P<0.05). Conclusions : Through change of acupoints electrical properties by multi-frequency stimulation, we checked oriental medical diagnostic possibilities by using this system. We would progress variable clinical trials with this system for oriental medical diagnosis.

Protective System from Medical Needle-sticks. Part II: Evaluation of Woven Structures and Bifid Needles

  • Seyam, Abdelfattah M.;Turner, LaDawnya C.;Banks-Lee, Pamela
    • Fibers and Polymers
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    • v.4 no.3
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    • pp.129-134
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    • 2003
  • We have shown in Part I [1] of this study that medical needle-stick injuries are causing serious health problems to healthcare personnel and other professionals that require the attention of healthcare and textile researchers to develop new protective systems. Responding to such need, a needle force measurement device that is capable of measuring dynamic forces experienced by medical needles during needle penetration through protective articles was developed and described in part I. This paper reports the results of evaluation of protective woven fabrics from high performance fibers and standard and bifid medical needles using the force measurement system. The woven fabrics varied in cover factor, number of layers, and orientation angle. Standard and bifid needles with different gap widths were used to evaluate the resistance of the fabric to needle penetration.

A Study on the Compliance of the Occupational Safety and Health Act by Busan and Gyungsangnam-do Province Working Environment Measurement Institutions (부산·경남지역 작업환경측정기관의 산업안전보건법 준수 실태 및 준수율 제고를 통한 측정기관 종사자 건강보호 방안 고찰)

  • Lee, Hyunseok
    • Journal of Korean Society of Occupational and Environmental Hygiene
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    • v.31 no.4
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    • pp.440-450
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    • 2021
  • Objectives: This study aims to investigate whether working environment measurement institutions(WEMIs) are conducting safety and health education, risk assessment, and oversight of special management materials, and whether working environment measurement and special medical examinations are being conducted as prescribed in the Occupational Safety and Health Act(OSHA). Methods: In of February 2021, a questionnaire was prepared and distributed to 33 WMEIs registered with the Ministry of Employment and Labor(MoEL) in Busan and Gyeongsangnam-do Province. The responses were collected and then analyzed. Results: The findings show that 5 WEMIs(15%) complied fully with OSHA. Risk assessment was conducted by 13 WMEIs(39%) and safety education by 11 WMEIs(33%). Eighteen WMEIs(55%) conducted working environment measurement, and 29 WMEIs(88%) conducted special medical examinations. The implementation rate of the risk assessment in the health industry(85%) was higher than the one in the special technology industry(11%)(p<0.05). The implementation rate of the special medical examination in the examiners(54%) was not as high as the one in the analysts(91%)(p<0.05). Conclusions: The MoEL needs to check whether basic OSHA requirements are being observed during regular inspections by WEMIs. These findings indicate that it is necessary to prepare a plan to improve the rate of compliance with OSHA regulations.

Development of Dual-Window Phantom for Output Measurement of Medical Linacs (의료용 선형가속기 출력측정용 듀얼윈도우 팬텀 개발)

  • Jeong, Dong Hyeok;Kwak, Dong Won;Moon, Young Min;Kang, Yeong-Rok;Kim, Jeung Kee;Lee, Man Woo
    • Progress in Medical Physics
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    • v.23 no.4
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    • pp.229-233
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    • 2012
  • A small water phantom (dual-window phantom) was developed to improve the output measurement efficiency of medical linacs. This phantom is suitable for determining the quality index and output dose for high-energy photon beams. The phantom has two opposite windows and two independently rotating axes. The two axes measure the tissue phantom ratio (TPR) and the percentage depth dose (PDD) simply without requiring chamber movement by rotating the phantom around its axis. High-energy photon beams from a Co-60 irradiator and a medical linac were used to evaluate the phantom. The measured quality index is in good agreement with the reference values; the measured and reference values are within 0.2% of each other for the Co-60 gamma rays and within 1.4% for 6 and 10 MV X-rays. This phantom is more practical for routine output measurements, resulting in the prevention of potential human errors.

The Experimental Study of the Effective Point of Measurement for Cylindrical Ion Chamber -For Medical Electron Beams- (원통형 전리함의 유효 측정점에 관한 실험적 연구 -의료용 전자선을 중심으로-)

  • 이병용;최은경;장혜숙;홍석민;이명자;전하정
    • Progress in Medical Physics
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    • v.2 no.2
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    • pp.155-160
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    • 1991
  • We have studied the effective point of measurement for cylindrical ion chamber in water phantom for medical electron beams. Markus parallel plate chamber water phantom are used for the measurement of depth dose to determine the depth of the effective point of measurement for various energies(for electron 6MeV, 9MeV, 12MeV, 16MeV, and 20MeV; Co-60; for photon 6MV, 15MV). Cylindrical ion chambes(PTW233643 with r=2.75mm, PR-05P with r=2mm, and PM30 wiht r=15mm are used for the measurement of depth dose by same mtethod and the values of d$\_$50/ and R$\_$p/ obtained by three cylindrical chambers were compared with those of a flat chamber. From this we could evaluate the effective measuring points of cylindrical ion chamber. The effective point of measurement was estimated as 0.4~0.6r shifted toward surface from the center of the chamber for electron beam, 0.3~0.7r for $\^$60/Co X-ray.

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Intertester and Intratester Reliability of Tape Measurement on Lower Extremities (줄자를 이용한 하지부피 측정시 부위별 검사자간, 검사자내 신뢰도 측정)

  • Kim, Seng-Jung;Yang, Hoi-Song;Yi, Chung-Hwi
    • Physical Therapy Korea
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    • v.7 no.1
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    • pp.38-45
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    • 2000
  • Tape measurement for evaluating edema is frequently used by clinicians. The primary purpose of this study is to determine the intertester and intratester reliability of tape measurement carried out by two physical therapists on lower extremities. The intertester and intratester reliability of six anatomical landmarks measurements were determined in six healthy subjects. The measurements were taken in five sessions by each tester. The intraclass correlation coefficients (2,1) were between .87 and .99 for intertester reliability. Intratester reliability was .93 and .99 for A tester and .82 and .99 for B tester. The average range of variation was .13 to .54 in six landmarks. The reliability of six volume measurements was very high. These results support the use tape measurement as a reliable tool for measuring limb girth.

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Dynamic Range Reconstruction Algorithm for Smart Phone Camera Pulse Measurement Robust to Light Condition (조명 조건에 강건한 스마트폰 카메라 맥박 측정을 위한 다이내믹 레인지 재구성 알고리즘)

  • Park, Sang Wook;Cha, Kyoungrae
    • IEMEK Journal of Embedded Systems and Applications
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    • v.10 no.1
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    • pp.1-6
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    • 2015
  • Recently, handy pulse measurement method was introduced by using smart phone camera. However, measured values are not consistent with the variations of external light conditions, because the external light interfere with dynamic range of captured pulse image. Thus, adaptive dynamic range reconstruction algorithm is proposed to conduct pulse measurement robust to light condition. The minimum and maximum values for dynamic ranges of green and blue channels are adjusted to appropriate values for pulse measurement. In addition, sigmoid function based curve is applied to adjusted dynamic range. Experimental results show that the proposed algorithm conducts suitably dynamic range reconstruction of pulse image for the interference of external light sources.

Importance of Volumetric Measurement Processes in Oncology Imaging Trials for Screening and Evaluation of Tumors as Per Response Evaluation Criteria in Solid Tumors

  • Vemuri, Ravi Chandra;Jarecha, Rudresh;Hwi, Kim Kah;Gundamaraju, Rohit;MaruthiKanth, Aripaka;Kulkarni, AravindRao;Reddy, Sundeep
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.5
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    • pp.2375-2378
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    • 2014
  • Cancer, like any disease, is a pathologic biological process. Drugs are designed to interfere with the pathologic process and should therefore also be validated using a functional screening method directed at these processes. Screening for cancers at an appropriate time and also evaluating results is also very important. Volumetric measurement helps in better screening and evaluation of tumors. Volumetry is a process of quantification of the tumors by identification (pre-cancerous or target lesion) and measurement. Volumetric image analysis allows an accurate, precise, sensitive, and medically valuable assessment of tumor response. It also helps in identifying possible outcomes such disease progression (PD) or complete response as per Response Evaluation Criteria in Solid Tumors (RECIST).