Browsing by Author "Nakajima, Isao"
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- ItemIP telephony--new horizon for telemedicine and e-health.(2002-07-16) Zhao, Yongguo; Yagi, Yukako; Nakajima, Isao; Juzoji, HiroshiInternet Protocol IP based networks are increasingly being used as alternatives to the traditional circuit switched networks for carrying voice traffic IP telephony is taking a firm hold in the world telecommunication market for a wide range of applications including telemedicine The merits of IP telephony for telemedicine lie in cost savings and new applications and functionalities it may render In this paper we try to discuss and analyze the implications of IP telephony on the evolution and deployment of telemedicine and e health
- ItemJapanese telemedical concept of ambulatory application.(2011-03-18) Nakajima, IsaoTransmission of in ambulance data without inconveniencing or undue effort by the rescue crew in other words automation of in ambulance activities measurement analysis activity recording message transmission is essential in implementing uniform medical control standards across the nation However the 3G mobile phone has propagation problems at urban area and severe congestions after major disaster to support mobile telemedicine So we are expecting the Quasi zenith satellite with nationwide coverage In near future we are expecting the data transmission of image of pharygoscopy motion picture of light reflex 12 leads ECG automated ultrasonic echo and vital signs from ambulances to triage center For example Thrombolytic agents are reportedly effective even when injected into a vein if injected in the early stages of acute myocardial infarction that will reduce medical costs resulting in high quality services available uniformly across the nation This paper describes our basic concept to support ambulatory application
- ItemOn-site investigation of the early phase of Bhutan Health Telematics Project.(2002-01-04) Zhao, Yongguo; Nakajima, Isao; Juzoji, HiroshiTelemedicine is valuable to many developing countries International use of telemedicine is widespread Telemedicine can improve health care in the developing countries by removing time and distance barrier and optimize the use of limited health services in developing countries The purpose of this paper is to investigate the current situation of healthcare services and telecommunications infrastructure in Bhutan It summarizes the experience gained from a previous telemedicine pilot project initiated and implemented by the Telecommunication Development Bureau International Telecommunication Union BDT ITU It also introduces the priorities of telemedicine development set out by the local health authorities as well as the international organizations By analyzing the common and most urgent problems in the country which could be alleviated by using telemedicine it formulates several recommendations concerning the future development strategy of telemedicine in Bhutan
- ItemSatellite communications for supporting medical care in the aftermath of disasters.(2006-10-06) Nagami, Kiyoko; Nakajima, Isao; Juzoji, Hiroshi; Igarashi, Kiyoshi; Tanaka, KenjiAt present mobile phones are not a useful tool for medical control during a disaster We have estimated the number of satellite channels that would be needed for telemedicine in a major disaster using the Erlang B equation This indicated that 29 satellite channels would be sufficient for the operation of a telemedicine system for hospital to hospital communications during a major disaster in Japan Governments at local and national levels in Japan as well as private organizations require an independent satellite telecommunication infrastructure to deal with the aftermath of disasters