principles of high intensity focused ultrasound
The effect of high intensity focused ultrasound on enterococcus faecalis biofilm
Ngày tải lên :
02/10/2015, 17:14
... reported the biological effects of high- intensity ultrasound, pertaining to the investigation of therapeutic US The preliminary applications of high- intensity focused ultrasound (HIFU) on biological ... the ultrasound is on and the ultrasound intensity From all the developing applications of therapeutic ultrasound, the one which is of utmost interest is 19 Literature Review high intensity focused ... There is wide range of applications of ultrasound therapy from physiotherapy to high intensity focused ultrasound in ablation of prostate carcinoma cells (Frenkel, 2008) Greater ultrasound intensities...
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Báo cáo y học: " Experimental ablation of the pancreas with high intensity focused ultrasound (HIFU) in a porcine model"
Ngày tải lên :
25/10/2012, 11:18
... focal region” of high- intensity focused ultrasound Ultrasound Med Biol 2003;29:749-754 ter Haar GR, Kennedy JE, Wu F Physical characterization of extracorporeal high intensity focused ultrasound ... Ter Haar GR, Cranston D High intensity focused ultrasound: surgery of the future? Br J Radiol 2003;76:590-9 Hill CR, ter Haar GR Review article: high intensity focused ultrasound potential for ... after high intensity focused ultrasound ablation Ultrasound Med Biol 2004;30:1217-22 Miller DL, Song J Tumor growth reduction and DNA transfer by cavitation-enhanced high- intensity focused ultrasound...
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Báo cáo hóa học: " Boosting high-intensity focused ultrasoundinduced anti-tumor immunity using a sparse-scan strategy that can more effectively promote dendritic cell maturation" ppt
Ngày tải lên :
18/06/2014, 16:20
... Cranston D: High- intensity focused ultrasound for the treatment of liver tumours Ultrasonics 2004, 42:931-935 Chen W, Wang Z, Wu F, Zhu H, Zou J, Bai J, Li K, Xie F: [High intensity focused ultrasound ... Radiology 2001, 219:176-185 Chaussy C, Thuroff S: The status of high- intensity focused ultrasound in the treatment of localized prostate cancer and the impact of a combined resection Curr Urol Rep ... The medial plane of the tumor was aligned with the focus of the HIFU transducer Figure 1D shows an example of the B-mode ultrasound images of the tumor grown in the hindlimb of the mouse As shown...
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báo cáo hóa học:" Effects of low intensity pulsed ultrasound with and without increased cortical porosity on structural bone allograft incorporation" doc
Ngày tải lên :
20/06/2014, 01:20
... Efficacy of low -intensity pulsed ultrasound in the prevention of osteoporosis following spinal cord injury Bone 2001, 29(5):431-436 Leung KS, Lee WS, Cheung WH, Qin L: Lack of efficacy of lowintensity ... treatment with low -intensity pulsed ultrasound Ultrasound Med Biol 2004, 30(3):389-395 Friedenberg ZB, Harlow MC, Brighton CT: Healing of nonunion of the medial malleolus by means of direct current: ... of funding, acquisition of data, analysis and interpretation of data, drafting of manuscript, statistical analysis; NE study conception and design, procurement of funding, critical revision of...
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High-intensity Low-pressure Electrodeless Mercury-Argon Lamp for UV Disinfection of Wastewater
Ngày tải lên :
05/09/2013, 09:08
... rated water amount of treatment of a lamp module is 60 (m3/hour) Under the conditions of UV transmittance of effluent of 70%, SS of 15mg/l or less and a colon bacillus removal ratio of 99.9% are achieved ... Journal of Water and Environment Technology, Vol.3, No.1, 2005 The lifetime of a UV lamp is determined by two factors: the exhaustion of electrode and the reduction of UV transmittance of a quartz ... Dependence of UV lamp spectrums on water temperature (3) Estimate of the lifetime of electrodeless UV lamp The lifetime of a UV lamp is determined by the two factors: the exhaustion of electrode...
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Báo cáo khoa học: " Comparing two strategies of dynamic intensity modulated radiation therapy (dIMRT) with 3-dimensional conformal radiation therapy (3DCRT) in the hypofractionated treatment of high-risk prostate cancer" doc
Ngày tải lên :
09/08/2014, 10:21
... tissue avoidance paradigm) in the setting of hypofractionated treatment of high- risk prostate cancer Helical tomotherapy will be used as the dynamic intensity modulated radiation therapy solution ... strategies A standardized class solution with a fan beam width of 11 mm, a pitch of 0.5, modulation factor of and a dose calculation grid of approximately × × mm3 was used [30] Figure Pelvic Target; ... pelvic soft tissue target volume looks specifically at the soft tissues within the pelvic field that excludes the nodal target and the organs at risk (Table 6) Given the highly conformal nature of...
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Báo cáo y học: "Low-intensity pulsed ultrasound activates the phosphatidylinositol 3 kinase/Akt pathway and stimulates the growth of chondrocytes in three-dimensional cultures: a basic science study" pot
Ngày tải lên :
09/08/2014, 10:23
... transplantation of osteocartilaginous plugs [7], and transplantation of cultured cartilage [8] During the transplantation of cultured cartilage, a key part of the procedure is the in vitro preparation of high- quality ... proliferation of chondrocytes [14] A number of studies have reported a slight increase in the number of chondrocytes following the use of the same therapeutic low -intensity pulsed ultrasound, which ... honeycomb collagen sponges (discs with a diameter of 15 mm and thickness of mm; Koken Co.) at the bottom of each well were used as 3D carriers of the chondrocyte culture [19] Chondrocytes in the...
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High intensity ultrasound aided milk fermentation by bifidobacteria
Ngày tải lên :
10/09/2015, 15:49
... DISCUSSION 5.3.1 Effect of high intensity ultrasound on carbohydrate profiles in fermented milk by bifidobacteria 87 5.3.2 Effect of high intensity ultrasound on organic acid profile in milk fermentation ... capacity of high- intensity ultrasound to stimulate fermentative activities of bifidobacteria in milk (Chapter 4); To study the effects of high- intensity ultrasound on carbohydrate metabolism of bifidobacteria ... research advanced the knowledge of the effects of high- intensity ultrasound on the milk matrix fermented by bifidobacteria Results of the research include details of its application process in...
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Nguyên tắc vật lý của sóng siêu âm Physical Principles of Ultrasound
Ngày tải lên :
01/06/2016, 13:39
... between sector & linear array Identify types of image display Identify artifacts useful to diagnosis Discuss safety of medical ultrasound History of Ultrasound • Piezoelectricity discovered by ... of high frequency sound to aid in the diagnosis and treatment of patients • Frequency ranges used in medical ultrasound imaging are - 15 MHz Piezoelectric Effect • Definition: The principle of ... resolution of 1.0 mm or less Frequency Summary • High frequency • Low frequency – improved resolution – poorer resolution – depth of penetration loss – full depth of penetration – higher frequency...
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Đầu dò trong siêu âm Physical Principles of Ultrasound
Ngày tải lên :
01/06/2016, 13:41
... produce high- resolution images, shorter pulses of ultrasound are required However, recall that short SPL's yield broad bandwidths So there is another tradeoff Is it more desirable to have high- resolution ... static scanner transducer consists of a thin layer of piezoelectric material sandwiched between epoxy, a glue-like backing material, and a number of layers of facing The crystal is connected ... later) Typical construction of a single element ultrasound transducer INSULATION RING Also known as a sidewall acoustic insulator, this part of a transducer is made of the same material as the...
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Principles of Digital Communication Systems and Computer Networks
Ngày tải lên :
18/09/2012, 10:13
... ký hiệu độc lập với Các entropy nguồn 7/4 bit / ký hiệu Lưu ý: Khi bạn xem xét xác suất bậc cao (higher-order probabilities), entropy nguồn xuống Ví dụ, để entropy nguồn third-order tạo ký tự tiếng ... hóa đặc biệt để khắc phục ảnh hưởng nhiễu Hai khía cạnh đưa Shannon báo “A Maththemathical Theroy of Communication” xuất năm 1948 Bell System Technical Journal - nơi đưa lý thuyết thông tin Shannon ... định lý quan trọng cho kỹ sư truyền thông Tài liệu tham khảo C E Shannon "A Mathematical Theory of Communication." Bell System Technical Journal, Vol 27, 1948 Tất kỹ sư truyền thông phải đọc báo...
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Báo cáo y học: "Cancer control through principles of systems science, complexity, and chaos theory: A mode"
Ngày tải lên :
26/10/2012, 10:04
... center of this model lies in the health territory, which is straddling the outer core of the zone of order and the inner edge of chaos (Fig 2, 3) The health territory is an active space of 165 ... nonlinear dynamical system following the principles of organized complexity; stable boundaries depend on the efficacy of resetting mechanisms Outside of the boundaries of a well-functioning system’s health ... edge of chaos A singularity of oscillation is an imaginary fixed point of the pendulum-like movements Embryonic stem cell renewals may serve as an example of such repetitious endless cycles of...
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Báo cáo y học: "Study of urban community survey in India: growing trend of high prevalence of hypertension in a developing country"
Ngày tải lên :
02/11/2012, 11:12
... income status, weight, height, pattern of salt intake, dietary pattern, history of diabetes, family history of hypertension, past history of any examination of blood pressure and hypertension, or ... (ECG), irrespective of level of blood pressure Participants who were below 40 years of age, only those who had hypertension and complained of typical precordial pain suggestive of ischemic heart ... 14.1% of the participants had normal blood pressure A large number of participants could be categorized in prehypertensive group Overall prevalence of hypertension with a cut off mark of 140/90...
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Báo cáo y học: " High-intensity non-invasive positive pressure ventilation for stable hypercapnic COPD
Ngày tải lên :
03/11/2012, 11:30
... laid down in the Declaration of Helsinki High- intensity NPPV All patients were hospitalized to establish high- intensity NPPV The assist/control mode is used for high- intensity NPPV, preferably ... selection of those patients who tolerate high- intensity NPPV would result in better outcomes Therefore, prospective trials also assessing the number of patients not tolerating high- intensity ... survival rate was 58%, suggesting that high- intensity NPPV has survival benefits compared to historical data [14, 15, 16] Anaemia was associated with higher rates of exacerbation and reduced long-term...
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Organizing pairwork and groupwork in the context of high school classrooms at pham van nghi upper secondary school, nam dinh province: A case study
Ngày tải lên :
07/11/2012, 14:54
... CONTEXT OF HIGH SCHOOL CLASSROOMS AT PHAM VAN NGHI UPPER SECONDARY SCHOOL, NAM DINH PROVINCE: A CASE STUDY Is the result of my own research for the Degree of Master of Arts at College of Foreign ... experience b The age of the teacher effect most on the c The language proficiency of the success of a pair teacher work and group d The teacher’s ability of organizing e The hardship of the students ... experience The age of the teacher think can most effect The language proficiency of the the success of a pair teacher work and group The teacher’s ability of organizing The hardship of the students...
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Customer Service - Principles of Service Marketing and Management - C Lovelock & L Wright
Ngày tải lên :
07/02/2013, 09:52
... capital, and higher operating costs than predicted have all contributed to such failures Underlying such failures is often a lack of understanding of some of the key principles of service marketing ... not-for-profit basis, but forprofit versions of each type of institution also exist CHAPTER ONE WHY STUDY SERVICES? MARKETING SERVICES VERSUS PHYSICAL GOODS The dynamic environment of services ... nature of these interactions strongly influences the customer's perceptions of service quality 14 Customers often judge the quality of the service they receive largely on their assessment of the...
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NHỮNG NGUYÊN TẮC HỢP ĐỒNG THƯƠNG MẠI QUỐC TẾ PRINCIPLES OF INTERNATIONAL COMMERCIAL CONTRACTS
Ngày tải lên :
13/08/2013, 08:02
... xác nhận quốc tế nguyên tắc luật hợp đồng Sự đời "Nguyên tắc Hợp đồng Thương mại Quốc tế " (Principles of International Commercial Contracts (sau gọi PICC)), UNIDROIT đề xướng nhằm vào hướng phát ... Quốc tế mang lại HỘI ĐỒNG UNIDROIT LỜI NÓI ĐẦU Những Nguyên tắc Hợp đồng Thương mại Quốc tế (Principles of International Commercial Contracts-được viết tắt theo Tiếng Anh PICC) trình bày quy định ... Viên Buôn Bán Hànghoá quốc tế (United Nationsconvention on cotracts for the International Sale of Good-CISG) mớI nêu xuất xứ Về nội dung, Nguyên tắc Hợp đồng Thương mại Quốc tế UNIDROIT soạn...
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