• Title/Summary/Keyword: Patient's position

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The Image Distortion Analysis of Levin-tube tip by Patient position and Incidence Angle when taking Mobile Chest AP Projection (Mobile Chest AP 검사 시 환자자세와 입사각도에 따른 Levin-tube tip의 영상왜곡 분석)

  • Lee, Jinsoo;Park, Hyonghu
    • Journal of the Korean Society of Radiology
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    • v.9 no.7
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    • pp.467-471
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    • 2015
  • This study's purpose is improve image quality to keep accurate tube angle in order to recognize distortion degree conditions by patient's position or tube angle and to provide exact clinical informations when taking chest AP projection for patient which have L-tube in stomach. The experimental equipment was ELMO-T6S by SHIMADZU corporation, then we put L-tube which attached 1 mm gap scales ruler on chest phantom surface. The experiment set by 90 kVp, 4 mAs, 120 cm distance. Each phantom position which changed supine, 30degree, 45degree, 60degree on the table exposured direct, ${\pm}5degree$, ${\pm}10degree$, ${\pm}15degree$ to head and feet directions. As a result, L-tube tip's position was changed by patient's position and tube angle. When patient's position is supine, tip's position change was lower than 30degree, 45degree, 60degree. We have to adjust patient's position or tube angle in order to occur image distortion by fault tube angle when confirming correct position L-tube tip through chest x-ray. Also, Radiological technologist try to make accurate evaluation index for satisfied L-tube insertion.

Effect of Head Elevation and Position on Intracranial Pressure(ICP) in the Neurosurgical Patient with a Cerebral Aneurysm (뇌동맥류 수술환자에게 적용한 두부체위가 두개강내압에 미치는 영향)

  • 박혜자;최경옥;이병옥;정은주;유양숙
    • Journal of Korean Academy of Nursing
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    • v.27 no.3
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    • pp.503-509
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    • 1997
  • This study was undertaken to identify optimal head elevation and position in the care of the neurosurgical patient with a cerebral aneurysm. The effects of 0°. 15° and 30° head elevation and three positions (supine, side tying position opposite to the operation site, and side tying position on the same side as the operation site) on ICP was studied in fourteen neurosurgical patients with cerebral aneurysms. The results are as follows : 1. The mean intracranial pressure was significantly lower when the patient's head was elevated at 30° as compared to 0° and 15°. 2. The mean intracranial pressure was significantly lower when the patient was positioned in the supine as compared to side tying position opposite to the operation site and side tying position on the same side as the operation site. The data indicate that head elevation to 30° and the supine position reduce ICP in neurosurgical patients with cerebral aneurysm.

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Can Right-Handed Surgeons Insert Upper Thoracic Pedicle Screws in much Comfortable Position? Right-Handedness Problem on the Left Side

  • Akyoldas, Goktug;Senturk, Salim;Yaman, Onur;Ozdemir, Nail;Acaroglu, Emre
    • Journal of Korean Neurosurgical Society
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    • v.61 no.5
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    • pp.568-573
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    • 2018
  • Objective : Thoracic pedicles have special and specific properties. In particular, upper thoracic pedicles are positioned in craniocaudal plane. Therefore, manipulation of thoracic pedicle screws on the left side is difficult for right-handed surgeons. We recommend a new position to insert thoracic pedicle screw that will be much comfortable for spine surgeons. Methods : We retrospectively reviewed 33 patients who underwent upper thoracic pedicle screw instrumentation. In 15 patients, a total of 110 thoracic pedicle screws were inserted to the upper thoracic spine (T1-6) with classical position (anesthesiologist and monitor were placed near to patient's head. Surgeons were standing classically near to patient's body while patients were lying in prone position). In 18 patients, a total of 88 thoracic pedicle screws were inserted to the upper thoracic spine with the new standing position-surgeons stand by the head of the patient and the anesthesia monitor laterally and under patient's belt level. All the operations performed by the same senior spine surgeons with the help of C-arm. Postoperative computed tomography scans were obtained to assess the screw placement. The screw malposition and pedicle wall violations were divided and evaluated separately. Cortical penetration were measured and graded at either : 1-2 mm penetration, 2-4 mm penetration and >4 mm penetration. Results : Total 198 screws were inserted with two different standing positions. Of 198 screws 110 were in the classical positioning group and 88 were in the new positioning group. Incorrect screw placement was found in 33 screws (16.6%). The difference between total screw malposition by both standing positions were found to be statistically significant (p=0.011). The difference between total pedicle wall violations by both standing positions were found to be statistically significant (p=0.003). Conclusion : Right-handedness is a problem during the upper thoracic pedicle screw placement on the left side. Changing the surgeon's position standing near to patient's head could provide a much comfortable position to orient the craniocaudal plane of the thoracic pedicles.

Influencing factors on perception of patient medical information protection in dental hygiene students (치위생(학)과 학생의 환자 의료정보보호 인지 관련요인)

  • Kim, Young-In;Kim, Sook-Hyang;Jang, Jong-Hwa
    • Journal of Korean society of Dental Hygiene
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    • v.15 no.4
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    • pp.743-750
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    • 2015
  • Objectives: The purpose of the study is to examine the correlation and influencing factors among ethics position, self-esteem, and perception of patient medical information protection in the dental hygiene students. Methods: This is a cross sectional study using the structured questionnaire. A self-reported questionnaire was completed by 202 dental hygiene students using the stratified sampling method from September 1 to November 1, 2013. The questionnaire was modified and complemented from Ethics Position Questionnaire (EPQ). The questionnaire included EPQ, self-esteem, and perception of patient medical information protection. Data were analyzed by independent t-test, one way ANOVA, Duncan's multiple comparison analysis, Pearson's correlation analysis, and stepwise multiple regression analysis using IBM SPSS Statistics 21.0 program. Results: There was a positive correlation among all the variable including idealism position, self-esteem, and perception of patient medical information protection, The factors influencing on the perception of patient medical information protection were idealism position (${\beta}=0.271$, p<0.001) and self-esteem (${\beta}=0.248$, p<0.001). The corrected explanation power of the model was 15.1%. Conclusions: As the idealism position and self-esteem become higher, the perception of patient medical information protection gets higher. Therefore, this study suggests that it is needed to develop and vitalize implement the appropriate programs enhancing ethics consciousness, proper position, and self-esteem in the dental hygiene students receiving the education for their professionalism in the dental hygiene curricula.

The Development of Real Time Automatic Patient Position Correction System during the Radiation Therapy Based on CCD: A Feasibility Study (CCD기반의 방사선치료 중 실시간 자동 환자 위치보정 시스템 개발: 타당성 연구)

  • Shin, Dongho;Chung, Kwangzoo;Kim, Meyoung;Son, Jaeman;Yoon, Myonggeun;Lim, Young Kyung;Lee, Se Byeong
    • Progress in Medical Physics
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    • v.24 no.3
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    • pp.191-197
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    • 2013
  • Upon radiation treatment, it is the important factor to monitor the patient's motion during radiation irradiated, since it can determine whether the treatment is successful. Thus, we have developed the system in which the patient's motion is monitored in real time and moving treatment position can be automatically corrected during radiation irradiation. We have developed the patient's position monitoring system in which the patient's position is three dimensionally identified by using two CCD cameras which are orthogonal located around the isocenter. This system uses the image pattern matching technique using a normalized cross-correlation method. We have developed the system in which trigger signal for beam on and off is generated by quantitatively analyzing the changes in a treatment position through delivery of the images taken from CCD cameras to the computer and the motor of moving couch can be controlled. This system was able to automatically correct a patient's position with the resolution of 0.5 mm or less.

The Patient-Doctor Relationship in Eastern Medicine (한의학에서의 환자-의사 관계)

  • Kim, Geun-Woo
    • Journal of Oriental Neuropsychiatry
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    • v.18 no.3
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    • pp.97-112
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    • 2007
  • Objectives : This study aimed for desirable cure through the investigation of The Patient-Doctor Relationship in Eastern Medicine. Methods : Research materials is data of the patient the doctor and the Patient-Doctor Relationship in Eastern Medicine bibliography except medical theory and clinical contents. Results and Conclusion :. 1. Relatively the doctor's position origin from exorcist has it over patient's that. 2. In spite of clinical doctor, Confucian physician have Confucianism and the ethics so they set The Patient-Doctor Relationship in Eastern Medicine essentially. 3. Each of doctor(the doctor-doctor relationship) emphasize the partnership in the Patient-Doctor Relationship. 4. Patient's choice for doctor is source of the Patient-Doctor Relationship basically and the choice are prudent. 5. The patient must carry into practice psychological and body medical affairs related to health preserving 6. For desirable Patient-Doctor Relationship, doctor's inquire is considered with temper and circumstance and a consultation room are also required stability. 7. Poor Patient-Doctor Relationship are come about when patient is not trust doctor, patient is not follow doctor's order and doctor's indifference to patient.

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Comparison between Conventional MR Arthrograhphy and Abduction and External Rotation MR Arthrography in Revealing Tears of the Antero-Inferior Glenoid Labrum

  • Jung-Ah Choi;Sang-il Suh;Baek Hyun Kim;Sang Hoon Cha;Myung Gyu Kim;Ki Yeol Lee;Chang Hee Lee
    • Korean Journal of Radiology
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    • v.2 no.4
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    • pp.216-221
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    • 2001
  • Objective: To compare, in terms of their demonstration of tears of the anterior glenoid labrum, oblique axial MR arthrography obtained with the patient's shoulder in the abduction and external rotation (ABER) position, with conventional axial MR arthrography obtained with the patient's arm in the neutral position. Materials and Methods: MR arthrography of the shoulder, including additional oblique axial sequences with the patient in the ABER position, was performed in 30 patients with a clinical history of recurrent anterior shoulder dislocation. The degree of anterior glenoid labral tear or defect was evaluated in both the conventional axial and the ABER position by two radiologists. Decisions were reached by consensus, and a three-point scale was used: grade 1=normal; grade 2=probable tear, diagnosed when subtle increased signal intensity in the labrum was apparent; grade 3=definite tear/defect, when a contrast material-filled gap between the labrum and the glenoid rim or deficient labrum was present. The scores for each imaging sequence were averaged and to compare conventional axial and ABER position scans, Student's t test was performed. Results: In 21 (70%) of 30 patients, the same degree of anterior instability was revealed by both imaging sequences. Eight (27%) had a lower grade in the axial position than in the ABER position, while one (3%) had a higher grade in the axial position. Three whose axial scan was grade 1 showed only equivocal evidence of tearing, but their ABER-position scan, in which a contrast material-filled gap between the labrum and the glenoid rim was present, was grade 3. The average grade was 2.5 (SD=0.73) for axial scans and 2.8 (SD=0.46) for the ABER position. The difference between axial and ABER-position scans was statistically significant (p<0.05). Conclusion: MR arthrography with the patient's shoulder in the ABER position is more efficient than conventional axial scanning in revealing the degree of tear or defect of the anterior glenoid labrum. When equivocal features are seen at conventional axial MR arthrography, oblique axial imaging in the ABER position is helpful.

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Effects of standing position of the trunk stabilization exercise on balance and gait of Guillain-Barre patients, case report (선 자세 몸통 안정화 운동이 길리안 바레 환자의 균형과 보행에 미치는 효과: 증례보고)

  • Kim, Dong-hoon;Zhang, Rong;Kim, Kyoung-hun
    • Journal of Korean Physical Therapy Science
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    • v.27 no.2
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    • pp.88-95
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    • 2020
  • Background: In the present study to investigate the immediate effects of standing position of the trunk stabilization exercise on Guillain-Barre syndrome patient's balance and gait abilities were examined. Design: Case report and conducted as a single-blind. Methods: Standing position of trunk stabilization exercise was conducted for five Guillain-Barre syndrome patient's who met the selection criteria were recruited. The subjects were conducted conservative exercise and trunk stabilization exercise. Conservative exercise was implemented for thirty min, five times for 8 weeks, and trunk stabilization exercise was implemented for 15 min. The participants' balance was measured via force plate (COP), functional reach test (FRT), timed up and go test (TUG), gait was measured using the 10 m walk test, and 6 minute walk test. Results: After training, the change values of the balance and gait ability in the subjects were significantly greater than pre-test. participants showed significant improvements in COP, FRT, TUG, 10 m walk test and 6 minute walk test pre and post the training (p<0.05). Conclusions: standing position of the trunk stabilization exercise was effective on Guillain-Barre syndrome patient's balance (COP, FRT, TUG) and gait (10 m walk test and 6 minute walk test) abilities were examined.

Patient Radiation Exposure Dose Evaluation of Whole Spine Scanography Due to Exposure Direction (Whole Spine Scanography의 검사방향에 따른 환자 선량 평가)

  • Kim, Jung-Su;Seo, Deok-Nam;Kwon, Soon-Mu;Kim, Jung-Min
    • Journal of radiological science and technology
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    • v.38 no.1
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    • pp.1-6
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    • 2015
  • Whole spine scanography (WSS) is a radiological examination that exposes the whole body of the individual being examined to x-ray radiation. WSS is often repeated during the treatment period, which results in a much greater radiation exposure than that in routine x-ray examinations. The aims of the current study were to evaluate the patient dose of WSS using computer simulation, image magnification and angulation of phantom image using different patient position. We evaluated the effective dose(ED) of 23 consecutive patients (M : F = 13:10) who underwent WSS, based on the automatic image pasting method for multiple exposure digital radiography. The Anterior-Posterior position(AP) and Posterior-Anterior position( PA) projection EDs were evaluated based on the PC based Monte Carlo simulation. We measured spine transverse process distance and angulation using DICOM measurement. For all patient, the average ED was 0.069 mSv for AP position and 0.0361 mSv for PA position. AP position calculated double exposure then PA position. For male patient, the average ED was 0.089 mSv(AP) and 0.050 mSv(PA). For female patient, the average ED was 0.0431 mSv(AP) and 0.026 mSv(PA). The transverse process of PA spine image measured 5% higher than AP but angulation of transverse process was no significant differences. In clinical practice, just by change the patient position was conformed to reduce the ED of patient. Therefor we need to redefine of protocol for digital radiography such as WSS. whole spine scanography, effective dose, patient exposure dose, exposure direction. protocol optimization.

Relationship between Perceived Patient Safety Culture and Patient Safety Management Activities among Health Personnel (의료인의 환자안전문화 인식과 환자안전관리 활동 간의 관계)

  • Cho, Hye-Won;Yang, Jin-Hyang
    • Journal of Korean Academy of Fundamentals of Nursing
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    • v.19 no.1
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    • pp.35-45
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    • 2012
  • Purpose: This study was done to explore the relationship between perceived patient safety culture and patient safety management activities among health personnel. Methods: This study was a cross-sectional survey. Participants were 342 health personnel working in two tertiary hospitals. Self-administered questionnaires were used to collect data from a convenience sample of 254 nurses and 88 doctors. Results: Scores on participants' perceived patient safety culture and patient safety management activities were just over the mean. There were significant differences in patient safety management activities by type of occupation, nurses' position, length of service, and work week. Doctors scored perceived patient safety culture and patient safety management activities significantly lower than nurses. In addition, perceived patient safety culture was significantly related to patient safety management activities. Factors which influence participants' patient safety management activities were communication, type of occupation, overall evaluation of patient safety, supervisor/manager, frequency with which events were reported, and nurse's position. Conclusion: Findings provide significant evidence that patient safety management activities are associated with perceived patient safety culture. Therefore, to build a positive safety culture, health personnel, especially doctors and general nurses need to visibly commit to patient safety management activities and be role models to ensure patient safety.