The implement of ABI/TBI measurement system based on Zigbee technique (PART 2) Presenter: Ying-Tsung Shiau Adviser: Dr. Pei-Jarn Chen Date: 2010/11/03.

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Presentation transcript:

The implement of ABI/TBI measurement system based on Zigbee technique (PART 2) Presenter: Ying-Tsung Shiau Adviser: Dr. Pei-Jarn Chen Date: 2010/11/ /12/241 應用 Zigbee 技術於 ABI/TBI 血壓量測系統之製作

Outline Introduction Introduction Purpose Purpose Papers Review Papers Review Materials and methods Materials and methods Preliminary Results Preliminary Results Conclusion Conclusion Future works Future works Reference Reference 2015/12/242

Papers Review(1/3) “Prevalence and Risk Factors of PAD among Patients with Elevated ABI”, Eur J Vasc Endovasc Surg “Prevalence and Risk Factors of PAD among Patients with Elevated ABI”, Eur J Vasc Endovasc Surg ABI and TBI were measured using the Nicolet Vaso-Guard ABI and TBI were measured using the Nicolet Vaso-Guard Offers fast, accurate peripheral vascular disease localization Offers fast, accurate peripheral vascular disease localization Nicolet Vaso-Guard Nicolet Vaso-Guard 2015/12/243

Papers Review(1/3) As a rule, values obtained from single ABI or TBI measurements of good quality were used. As a rule, values obtained from single ABI or TBI measurements of good quality were used. ABI ≦ 0.9 was considered low ABI ≦ 0.9 was considered low ABI > 0.9 or 0.9 or < 1.3 normal ABI ≧ 1.3 falsely elevated ABI ≧ 1.3 falsely elevated Patients with an ABI ≦ 0.9 and/or TBI < 0.60 in either leg were regarded as presenting with PAD Patients with an ABI ≦ 0.9 and/or TBI < 0.60 in either leg were regarded as presenting with PAD 2015/12/244

Papers Review(1/3) The distribution of ABI categories according to age (ABI threshold levels 1.3, 1.4, 1.5) The distribution of ABI categories according to age (ABI threshold levels 1.3, 1.4, 1.5) 2015/12/245

Papers Review(2/3) “Accuracy of ankle-brachial index using an automatic blood pressure device to detect peripheral artery disease in preventive medicine” “Accuracy of ankle-brachial index using an automatic blood pressure device to detect peripheral artery disease in preventive medicine” Correlations and agreements between Doppler and automatic methods Correlations and agreements between Doppler and automatic methods HEM-711AC HEM-711AC /12/246

Papers Review(2/3) Automatic and Doppler ABI of clinical relevance 2015/12/247

Papers Review(3/3) “Prevalence of Symptomatic and Asymptomatic Peripheral Arterial Disease and the Value of the Ankle-brachial Index to Stratify Cardiovascular Risk” “Prevalence of Symptomatic and Asymptomatic Peripheral Arterial Disease and the Value of the Ankle-brachial Index to Stratify Cardiovascular Risk” Ankle-brachial index (ABI) is a simple, inexpensive, and non-invasive PAD measurement Ankle-brachial index (ABI) is a simple, inexpensive, and non-invasive PAD measurement 2015/12/248

Papers Review(3/3) Rechargeable doppler detector Using up to four interchangeable probes Clear LCD readout shows fetal heart rate/vascular pulse rate Vascular Probes 5 MHz (general/deeper arteries & veins) 8 MHz (peripheral/superficial vessels) (SONICAID 421, Oxford Instruments) Doppler device of ABI measurement /12/249

Papers Review(3/3) Normal range of ABI: Abnormal range of ABI: ABI < 0.9 ABI > 1.39 ABI: 踝臂指數 2015/12/2410

Papers Review(3/3) The table shows prevalence of ABI < 0.9 with symptomatic PAD by sex and age groups The table shows prevalence of ABI < 0.9 with symptomatic PAD by sex and age groups 2015/12/2411

Reference [1]WILLIAM R. HIATT, M.D., “Medical Treatment Of Peripheral Arterual Disease And Claudication“, N Engl J Med, Vol. 344, No. 21 May 24, 2001 [1]WILLIAM R. HIATT, M.D., “Medical Treatment Of Peripheral Arterual Disease And Claudication“, N Engl J Med, Vol. 344, No. 21 May 24, 2001 [2] “Prevalence of Symptomatic and Asymptomatic Peripheral Arterial Disease and the Value of the Ankle-brachial Index to Stratify Cardiovascular Risk“, European Journal of Vascular and Endovascular Surgery, Volume 38, Issue 3, Pages , September 2009 [2] “Prevalence of Symptomatic and Asymptomatic Peripheral Arterial Disease and the Value of the Ankle-brachial Index to Stratify Cardiovascular Risk“, European Journal of Vascular and Endovascular Surgery, Volume 38, Issue 3, Pages , September 2009 [3] “Accuracy of ankle-brachial index using an automatic blood pressure device to detect peripheral artery disease in preventive medicine”, Archives of Cardiovascular Diseases, Volume 102, Issues 6-7, Pages , June-July 2009 [3] “Accuracy of ankle-brachial index using an automatic blood pressure device to detect peripheral artery disease in preventive medicine”, Archives of Cardiovascular Diseases, Volume 102, Issues 6-7, Pages , June-July tid=52 tid= /12/2412

Thank you for your attention Thank you for your attention 2015/12/2413