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Biotelemetry and patient monitoring最新文献

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Distortions in the ECG caused by instruments for ambulatory electrocardiography Holter monitoring. 动态心电图动态监测仪器引起的心电图畸变。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
V R McCall
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引用次数: 0
Continuous tape-recording of ambulatory blood pressure. Technical considerations. 连续记录动态血压。技术方面的考虑。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
M W Millar-Craig, S Mann, P M Cashman, E B Raftery
{"title":"Continuous tape-recording of ambulatory blood pressure. Technical considerations.","authors":"M W Millar-Craig,&nbsp;S Mann,&nbsp;P M Cashman,&nbsp;E B Raftery","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A technique of recording continuous intra-arterial blood pressure in fully ambulatory subjects, on to magnetic tape is described. This method makes use of a specially developed transducer-perfusion unit, which incorporates a strain-gauge pressure transducer and a perfusion system using an electrical \"delta\" pump. The signal is recorded on cassette tape using a miniature physiological recorder. This recording method has been fully evaluated in the laboratory and has been used clinically on 550 occasions with satisfactory results. Technical limitations and clinical experience of this recording technique are discussed.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 1-2","pages":"56-66"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18309200","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fully automatic portable recording of indirect blood pressures in subjects awake and asleep, at home and at work. 全自动便携式间接血压记录在受试者清醒和睡眠，在家里和在工作。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
R A Schneider
{"title":"Fully automatic portable recording of indirect blood pressures in subjects awake and asleep, at home and at work.","authors":"R A Schneider","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The only commercially available automatic indirect blood pressure device in the USA, the Remler 2000, lacks a second channel for recording patients' comments and is not suitable for application during certain activities such as driving a car, or during sleep. A device is presented, circumventing these problems, allowing the recording of blood pressure every 15 min over 10 h. The validation of the device has been proved by comparing 121 determinations with the standard method, and 45 determinations in 9 subjects with intravascular values.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 1-2","pages":"81-9"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18309203","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Radiotelemetry of direct blood pressure measurements in the arterial and pulmonary circulation. 在动脉和肺循环中直接测量血压的无线电遥测法
Biotelemetry and patient monitoring Pub Date : 1981-01-01
K Bachmann, R Zerzawy
{"title":"Radiotelemetry of direct blood pressure measurements in the arterial and pulmonary circulation.","authors":"K Bachmann,&nbsp;R Zerzawy","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Radiotelemetry of direct blood pressure measurements in the arterial and pulmonary circulation is assessed in most practical situations of everyday life and sport activities. Comparison of radiotelemetric data with values estimated by practitioners, students and doctors of internal medicine demonstrates a general underestimation of everyday physical and emotional stress, whereas car driving is heavily overestimated. A wide difference is also found in swimming, isometric exercise and the cold phase of the sauna bath.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 1-2","pages":"15-27"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18310199","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Intracranial pressure telemetry system. II. Animal testing. 颅压遥测系统。2动物测试。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
J A Bettice, E Cheng, D G Fleming, R J Lorig, W H Ko
{"title":"Intracranial pressure telemetry system. II. Animal testing.","authors":"J A Bettice,&nbsp;E Cheng,&nbsp;D G Fleming,&nbsp;R J Lorig,&nbsp;W H Ko","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A small, implantable, telemetric device for the long-term monitoring of intracranial pressure has been described in part I of this article. This portion of the study is designed to demonstrate the in vivo operational characteristics of that implant device in experimental animals. Results indicate that this system can provide long-term in vivo operation with rapid and accurate responses to acute changes in pressure. Data also indicate some drift in the baseline measurement of pressure. No signs of abnormal body reactions to the units were observed.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 3","pages":"151-62"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18309208","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An inexpensive but durable-foot-switch for telemetered locomotion studies. 一种廉价但耐用的脚踏开关，用于遥测运动研究。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
Y Blanc, P Vadi
{"title":"An inexpensive but durable-foot-switch for telemetered locomotion studies.","authors":"Y Blanc,&nbsp;P Vadi","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A removable foot-switch has been developed to determine the different phases of the gait cycle and foot position on the floor. Each switch is connected to a resistor modulating the DC channel of a telemetry transmitter. The low cost and the long life expectancy of the switch made it valuable for kinesiological or biomechanical studies of locomotion and sports.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 4","pages":"240-5"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18348302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computer analysis of continuous blood pressure recordings in essential hypertension. 原发性高血压患者连续血压记录的计算机分析。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
A Semplicini, A C Pessina, P Palatini, P Mormino, E Casiglia, E Ventura, C Dal Palù
{"title":"Computer analysis of continuous blood pressure recordings in essential hypertension.","authors":"A Semplicini,&nbsp;A C Pessina,&nbsp;P Palatini,&nbsp;P Mormino,&nbsp;E Casiglia,&nbsp;E Ventura,&nbsp;C Dal Palù","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Blood pressure signals recorded continuously in ambulatory patients were analyzed by an IBM 370 computer and the systolic and diastolic values of each pressure cycle presented in form of a histogram. The results of pressure recordings in patients with 'borderline or labile' and 'established' hypertension are presented and discussed.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 1-2","pages":"100-5"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18310196","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An implantable RF-powered dual channel stimulator. 植入式射频双通道刺激器。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
C W Poon, W H Ko, P H Peckham, D R McNeal, N Su
{"title":"An implantable RF-powered dual channel stimulator.","authors":"C W Poon,&nbsp;W H Ko,&nbsp;P H Peckham,&nbsp;D R McNeal,&nbsp;N Su","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>An implantable RF-powered dual channel stimulator was designed for hip stabilization. The approach included: small size, low power consumption, external powering, adjustable output current stimulus, dual channel operation an hermetic sealed electronic packaging. Thick film hybrid circuit techniques were used. The circuit and RF powering scheme were designed for low power operation with compromise to allow for linear and lateral displacements between the transmitting and receiving antenna. The output stimuli are biphasic negative going current pulses of 175 microseconds duration and 0-5 mA amplitude. Hermeticity is provided by enclosure of the electronics in a flat pack and subsequent epoxy coating of the implant assembly.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 3","pages":"180-8"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18307385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An accurate, long-term, pH-sensitive radio pill for ingestion and implantation. 一种准确的，长期的，ph敏感的无线电药丸，用于摄入和植入。
Biotelemetry and patient monitoring Pub Date : 1981-01-01
R H Colson, B W Watson, P D Fairclough, J A Walker-Smith, C A Campbell, D Bellamy, S M Hinsull
{"title":"An accurate, long-term, pH-sensitive radio pill for ingestion and implantation.","authors":"R H Colson,&nbsp;B W Watson,&nbsp;P D Fairclough,&nbsp;J A Walker-Smith,&nbsp;C A Campbell,&nbsp;D Bellamy,&nbsp;S M Hinsull","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The design of a new radiotelemetry capsule (26 mm long X 7.6 mm diameter), with an in vivo life of 1 month is described in the context of previous work in this field. In vitro evaluation of the capsule indicates an accuracy and performance comparable with a conventional pH meter. Several clinical applications are described, including measurements of gastrointestinal pH in humans and the measurement of extracellular pH in laboratory animals.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"8 4","pages":"213-27"},"PeriodicalIF":0.0,"publicationDate":"1981-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18348300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Immobilization of wild ungulates: considerations and drugs. 野生有蹄类动物的固定化:考虑和药物。
Biotelemetry and patient monitoring Pub Date : 1980-01-01
E T Thorne
{"title":"Immobilization of wild ungulates: considerations and drugs.","authors":"E T Thorne","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Chemical immobilization of wild ungulates is a widely used tool of the wildlife researcher and is frequently necessary in the application of telemetry devices. Persons who immobilize wild animals simultaneously assume responsibility for the well-being of those animals. Considerations which must be made prior to immobilization, and some drugs used in ungulate immobilization are briefly discussed.</p>","PeriodicalId":75603,"journal":{"name":"Biotelemetry and patient monitoring","volume":"7 3-4","pages":"178-87"},"PeriodicalIF":0.0,"publicationDate":"1980-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18228916","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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