• Title/Summary/Keyword: 체온변화

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The psychophysiological types in virtual reality user (가상현실 사용자의 심리생리학적 유형)

  • 김영윤;김현주;장현호;박병관;고희동;김현택
    • Proceedings of the Korean Society for Emotion and Sensibility Conference
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    • 2001.05a
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    • pp.156-161
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    • 2001
  • 본 연구에서는 45명의 가상현실 사용자들의 가상현실 전, 중, 후의 생리신호의 변화를 관찰하였고 성격, 능력 특성 설문지, 가상현실 평가 설문지를 이용하여 심리적 영향을 알아보았다. 체온의 변화 양상을 기준으로 하여 가상현실 사용자의 심리생리학적 유형을 나누고 유형별 심리적인 반응 특성을 살펴보았다. 1) A 유형: 가상현실 유행동안 체온이 연속적으로 감소하는 유형. 2) B 유형: 가상현실 윤행초기에 체온이 급격히 증가해서 운행동안 서서히 체온이 상승하는 유형. A 유형에 속하는 사용자들의 성격적 특성은 Holland의 성격 유형이론에 근거하여 실제형의 사람들이 많은 것으로 나타났으며 B 유형은 탐구형, 사회형의 사람들이 많은 경향으로 나타났다. 멀미민감도는 A 유형이 B 유형보다 더 크게 나타났다. A, B 유형의 뇌파분석 결과 정중 전두부 (Fz), 정중 중심부 (Cz)에서 베타파, 감마파 상대파워가 유의미한 차이가 있는 것으로 나타났다. 체온의 변화 양상에 따라 나눈 A, B 유형은 성격 및 능력 특성, 멀미민감도에 있어서 유형간 차이가 있는 것으로 나타났다.

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Changes in Body Temperature of Piglets in a Day (자돈의 일중 체온변화에 관한 연구)

  • Yi, One-Hyeon;Jeong, Wang-Yong;Lee, Sang-Cheol;Lee, Sang-Rak
    • Journal of Animal Environmental Science
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    • v.18 no.2
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    • pp.91-94
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    • 2012
  • This study was conducted to develop an algorithm for determination of abnormal body temperature in piglets through skin and core temperature database at normal condition. 5 piglets (mean BW : 46 kg) were employed for the experiment. They were adapted in the individual metabolism cage set at $22.5{\pm}2.0^{\circ}C$ of room temperature for 2 weeks before the measurement of body temperature. Ear, neck, head and subcutaneous neck temperature (as core temperature) of piglets were measured for every 1 minute during 30 consecutive days through 1mm k-type thermocouple wire and NI-devices (National Instruments Corporation, Austin, Texas, USA). Body temperature data were accumulated and integrated into the 1 day unit. Change of daily mean skin and core body temperatures in piglets were lowest at around 06:00, highest at around 14:00 and gradually decreased until the day after 06:00. Each skin temperatures were varied with the measuring site and largely depended on the room temperature changes. Established database of skin and core body temperature in piglets through this study can be applied to develop an algorithm for monitoring and determining the abnormal condition of animal by using radio frequency identification.

Estimation of Body Core Temperature of Cow using Neck Sensor based on Machine Learning (목부착형 센서를 이용한 기계학습 기반 소 심부체온 예측방안)

  • Lee, Woongsup;Ryu, Jongyeol;Ban, Tae-Won;Kim, Seong Hwan;Kang, Sang Kee;Ham, Young Hwa;Lee, Hyun June
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.22 no.12
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    • pp.1611-1617
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    • 2018
  • The body temperature of livestock is directly related to the health of livestock such that it changes immediately when there exists health problem. Accordingly, the monitoring of livestock's temperature is one of most important tasks in farm management. However, the temperature of livestock is usually measured using skin-attached sensor which is significantly affected by the outside temperature and the condition of attachment which results in the inaccurate measurement of temperature. Herein we have proposed new scheme which estimates the body core temperature of cow based on measured data from neck-attached smart sensor. Especially, we have considered both schemes which estimate the exact temperature and which detect the unusually high temperature based on machine learning. We have found that the occurrence of high temperature can be detected accurately. The proposed scheme can be used in monitoring of health condition of cow and improving the efficiency of farm management.

Development of Hybrid Temperature Measurement System (복합형 체온계 개발)

  • Han, Young-Hwan;Park, Seung-Hwan
    • Proceedings of the Korean Society of Computer Information Conference
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    • 2010.07a
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    • pp.195-197
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    • 2010
  • 체온은 가장 기본적인 진단 정보로써 여러 가지 생리 변화를 반영하는 지표이므로 거의 모든 질환에 대해 반드시 측정하도록 되어있다. 그러므로 체온을 정확하고 빠르게 측정하는 것은 매우 중요하다. 본 논문은 복합형 체온측정 시스템의 개발에 목적이 있다. 즉, 하나의 복합 시스템으로 고막과 이마에서의 체온을 측정하려고 한다. 개발 결과, 이 시스템은 IR 센서를 사용한 비접촉식 방식이며 빠른 응답시간과 $0.2^{\circ}C$의 정밀도를 가지고 있다. 또한 체온 측정을 위한 주변온도 보상을 고려하여 온도 측정의 정확도를 높였다.

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Evaluation of Thermal Insulation and Hypothermia for Development of Life Raft (해상 구명정의 단열성능평가 및 저체온증 예측 수치해석 연구)

  • Hwang, Se-Yun;Jang, Ho-Sang;Kim, Kyung-Woo;Lee, Jang-Hyun
    • Journal of Navigation and Port Research
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    • v.39 no.6
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    • pp.485-491
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    • 2015
  • The technology review about risk of hypothermia of victim according to heat transfer characteristic of life raft and sea state can use accident correspondence of standing and sinking of ship. This study studied heat transfer characteristics required for the design of life raft and thermal insulation property analysis and evaluation methods. In addition, it is study for comprehend the risk of hypothermia and suggest analysis result that is experiment of thermal insulation property and body temperature property for decide of prediction the body temperature decline Thermal Analysis apply the finite element analysis method is comprehended the property of heat conductivity, convective effect of sea water and properties changes according to property of insulation material. it measure the heat flux with attach temperature sensor on body in order to comprehend the variation of body temperature with boarding a life raft experiment on a human body. This study validate results by comparing variation of temperature measured from experiment on a body with variation of temperature from finite element analysis model. Also, the criteria of hypothermia was discussed through result of finite element analysis.

In vivo effect of KR-25018 and capsaicin in guinea pig (KR-25018과 capsaicin의 기니픽에 대한 in vivo 약리작용)

  • 정이숙;조태순;이부연;공재양;박노상;문창현;신화섭
    • Proceedings of the Korean Society of Applied Pharmacology
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    • 1996.04a
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    • pp.253-253
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    • 1996
  • KR-25018 과 capsaicin 모두 용량의존적으로 진통효과를 나타내었으며 효력은 KR-25018이 capsaicin 보다 약간 강하거나 비슷하였고, 두 약물 모두 10 mg/kg에서 최대 효과를 나타내었다. KR-25018 과 capsaicin의 투여 농도에 의존적으로 기관지의 substance P 양이 감소하였으며 두 약물 모두 5 mg/kg에서 최대효과를 나타내었다. Capsaicin 1 mg/kg 전처치에 의해 기니픽의 체온이 30 분부터 감소하였으나, KR-25018 1 mg/kg에 의해서는 체온변화가 훨씬 미약하였다. Capsazepine 의 병용투여에 의해 두 약물의 진통작용 및 substance P 감소작용은 모두 억제되었으나 체온 변화에 대해서는 capsazepine이 아무런 영향을 미치지 않았다.

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The Role of Jugular Venous Oxyhemoglobin Saturation Monitoring During Cardic Surgery (개심술 중 경정맥 산소포화도의 역할)

  • Kim, Sae-Yeon;Jee, Dae-Lim
    • Journal of Yeungnam Medical Science
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    • v.11 no.1
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    • pp.49-54
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    • 1994
  • Postoperative brain damage is one of most serious complications of cardiopulmonary bypass (CPB). To prevent brain damage during CPB, adequate cerebral perfusion for cerebral oxygen demand should be maintained. This study monitored jugular venous oxyhemoglobin saturation ($SjO_2$), which reflects the overall balance of cerebral oxygen supply and demand, intermittently in 10 patients undergoing cardiac surgery. At the initiation of CPB, in spite of a significant decrease in mean arterial pressure, $SjO_2$ did not change, and it was stable during the hypothermic period of CPB. But a significan reduction in $SjO_2$ was observed during the rewarming period, and $SjO_2$ had an inverse linear correlation with esophageal temperature. Furthermore, the percent decrease of $SjO_2$ was related to rewarming speed. Therefore, therapeutic approaches for $SjO_2$ desaturation include slower rewarming, increasing cerebral blood flow, decreasing the cerebral metabolic rate for oxygen, increasing oxygen content, and increasing perfusion flow rate.

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The Effect of Warming Intravenous Fluids on Body Temperature Change under a General Anesthesia, Shivering, and Recovery (수액가온요법이 전신마취 하 체온변화와 전율 및 회복에 미치는 영향)

  • Han, Hyo Jeong;Jeong, So Ra;Lee, Seong Hee;Choe, Gyeong Ran;Cha, Na Jeong;Sin, Yu Ri
    • Journal of Korean Clinical Nursing Research
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    • v.16 no.1
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    • pp.71-82
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    • 2010
  • Purpose: The study was aimed to investigate the effects of warm fluid used during surgery on the patients' hypothermia prophylaxis and recovery after surgery. Methods: This data were collected from Jul. 13 to Nov. 31. 2009 at S hospital in M City. 60 patients who met the selection criteria were recruited in the study and divided into two groups. The warmed fluids were used for 30 patients in the experimental group, and the fluids in room air temperature were used for the others in the control group. Collected data were statistically analyzed using SPSS/win 18.0. Results: The body temperatures of the control group were significantly lower during surgery than those of the experimental group (p<.001). Shivering was significantly less occurred in the experimental group than the control group (p=.018). The experimental group used warmed fluids recovered faster than the control group. Conclusion: Warming fluid for the patients with general anesthesia was revealed to be effective in decreasing hypothermia during surgery, reducing shivering, helping recovery from the anesthesia. Further research is warranted to refine and apply this evidence in nursing practice.