modality 5 electron beam computed tomography

báo cáo khoa học: " Advantages of cone beam computed tomography (CBCT) in the orthodontic treatment planning of cleidocranial dysplasia patients: a case report" ppsx

Ngày tải lên : 11/08/2014, 20:20

... Hans G: Three-dimensional cone beam computerized tomography in orthodontics J Orthod 20 05, 32:282-293 Chaushu S, Chaushu G, Becker A: The role of digital volume tomography in the imaging of impacted ... the imaging of impacted teeth World J Orthod 2004, 5: 120-132 Laffranchi L, Dalessandri D, Fontana P, Visconti L, Sapelli P: Cone beam computed tomography role in diagnosis and treatment of impacted ... Craniofac Res 2003, 6(Suppl 1):173-1 75 Tsiklakis K, Syriopoulos K, Stamatakis HC: Radiographic examination of the temporomandibular joint using cone beam computed tomography Dentomaxillofac Radiol...

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Tài liệu 26 Algorithms for Computed Tomography pptx

Ngày tải lên : 16/12/2013, 04:15

... Algorithms for Computed Tomography Gabor T Herman University of Pennsylvania 26.1 26.1 Introduction 26.2 The Reconstruction Problem 26.3 Transform Methods 26.4 Filtered Backprojection (FBP) 26 .5 The Linogram ... Maximization (EM) 26.9 Comparison of the Performance of Algorithms References Introduction Computed tomography is the process of reconstructing the interiors of objects from data collected based ... measure the radiation transmitted through or emitted from the structure at a number of points Computed tomography (CT) is the process of obtaining from these measurements the distribution of the...

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KỸ THUẬTCHỤP CẮT LỚP VI TÍNH(COMPUTED TOMOGRAPHY)THƯỜNG ỨNG DỤNG TRONG LÂM SÀNG

Ngày tải lên : 09/02/2014, 22:56

... -33 -44 -55 -66 -77 -88 -99 -1010 -1111 -1212 -1313 -1414 - 151 5 -1616 -1717 -1818 -1919 -2020 -2121 -2222 -2323 -2424 - 252 5 -2626 -2727 -2828 -2929 -3030 -3131 -3232 -3333 -3434 - 353 5 -3636 -3737 ... -3232 -3333 -3434 - 353 5 -3636 -3737 -3838 -3939 -4040 -4141 -4242 -4343 -4444 - 454 5 -4646 -4747 -4848 -4949 -50 50 -51 51 ...

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clecture electron beam welding

Ngày tải lên : 12/03/2014, 17:42

... Electron Beam Welding Principle The principles of electron beam generation and control were discussed in the early 1900's and by 1930 these principles had been used to construct electron ... In the 1 950 's the use of electron beams for welding was made a commercial reality and the process was developed over the following decade into a very useful joining process Electron Beam Welding ... vacuum Electron Beam Welding Equipment The EBW system consists of: - an electron gun and beam delivery system - a power source - vacuum chamber and pumping equipment - work handling equipment Electron...

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báo cáo hóa học:" Different effects of femoral and tibial rotation on the different measurements of patella tilting: An axial computed tomography study" doc

Ngày tải lên : 20/06/2014, 01:20

... 6.00~10.97 -3.17~3. 85 -12.20 -8.40 -16.80 24.80 29.90 12.80 18 .51 ± 8.46 21.80 ± 5. 03 14.17 ± 5. 90 15. 97~21. 05 20.28~23.31 12.40~ 15. 94 3.70 7.10 1.90 37.10 33.10 32.30 CI: Confidence Interval ... Mean ± SD (N = 45) Bone rotation FR TR FRRT Patellar alignment PTA-G PTA-S PTA-M 95% CI for Mean Minimum Maximum 5. 10 ± 10 .52 8.48 ± 8.27 -3.38 ± 6.21 1.94~8.26 6.00~10.97 -3.17~3. 85 -12.20 -8.40 ... alignment PTA-S PTA-G Bone rotation FR TR FRRT 737** 7 35* * 270 Pcc 000 000 073 p value -.106 -. 058 -.102 Pcc 490 7 05 506 p value PTA-M - .58 8** -.377* -.494** Pcc 000 011 001 p value Pcc: Pearson...

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báo cáo hóa học:" Cadaveric and three-dimensional computed tomography study of the morphology of the scapula with reference to reversed shoulder prosthesis" pptx

Ngày tải lên : 20/06/2014, 01:20

... Specimen Type II p value Coracoid post column 52 °(48° 57 °) 50 °(49° 55 °) 64°(60°–70°) 62 ,5 (60°–66, 75 ) p < 0,001 p < 0,001 18, 25 (13°–27°) - 8° (5 –18°) - tation to adapt in the upper part of ... type I angle was of 52 ° (ranging from 48° to 57 °) for the three-dimensional computed tomography scapulas while in the cadaveric group were of 50 ° (ranging from 49, 25 to 55 °) Mean type II angle ... 38 ,57 % and the 28,70% respectively There were statistically significant differences between both groups (p < 0,001 for the three-dimensional computed tomography scapulas with a 95% CI of -5, 53...

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báo cáo hóa học:" Accuracy of 64-multidetector computed tomography in diagnosis of adnexal tumors" ppt

Ngày tải lên : 20/06/2014, 08:20

... to: PPV NPV Accuracy 95. 4% 89.4% 91.3% 90.7% 72.2% 93.4% 84.2% 87. 75 90.7% Surgery 81.2% 100% 100% 94.2% 95. 35 83.3% 94.3% 76.9% 96.1% 92.3% Surgery 79.1% 95. 1% 90. 45 88. 65 89.2% Histopathology ... Histopathology (n) 28 II III 24 26 26 IV 5 MDCT: multi-detector computed tomography List of abbreviations CT: Computed Tomography; MDCT: Multi-Detector Computed Tomography; MPR: Multiplanar Reformatted; ... patients with advanced-stage ovarian cancer J Clin Oncol 2007, 25: 517 -52 5 Curtin JP: Management of the adnexal mass Gynecol Oncol 1994, 55 :S42-46 NIH consensus conference Ovarian cancer Screening,...

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Báo cáo hóa học: " An international evaluation of ultrasound vs. computed tomography in the diagnosis of appendicitis" doc

Ngày tải lên : 20/06/2014, 23:20

... (141.0-266.0) 193.0 (101.0-312 .5) p = 0.891 Admission to ED disposition Mean ( 95% CI) 55 9 .5 (51 8.6-600.4) 448.3 (410.9-4 85. 7) Median (IQR) 53 3.0 ( 450 .0-632.0) 387.0 ( 259 .0 -57 1 .5) p < 0.001 *Means were ... disposition was 55 9.4 ( 95% CI 51 8.6-600.4) In Israel, mean time from admission to the imaging order was 158 .4 ( 95% CI 139.3-177 .5) Time from the imaging order to completion was 38.2 ( 95% CI 31.1- 45. 3) Time ... (74.0-198.0) 158 .4 (139.3-177 .5) 114.0 (74 .5- 193 .5) p = 0.870 p < 0.001 Times (min) Admission to imaging ordered Mean ( 95% CI) Median (IQR) Imaging ordered to complete Mean ( 95% CI) 194.2 (177.9-210 .5) ...

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báo cáo hóa học: " Polystyrene negative resist for high-resolution electron beam lithography" doc

Ngày tải lên : 21/06/2014, 02:20

... Microelectron Eng 2009, 86 :52 1 -52 3 Vila-Comamala J, Gorelick S, Guzenko VA, Farm E, Ritala M, David C: Dense high aspect ratio hydrogen silsesquioxane nanostructures by 100 keV electron beam ... Langen-Suurling A, Grigorescu A, van der Drift E: Towards 2-10 nm electron- beam lithography: a quantitative approach Microelectron Eng 2008, 85: 8 05- 809 Yang JKW, Berggren KK: Using high-contrast salty development ... electron- beam nanopatterning resolution and line roughness J Vac Sci Technol B 2006, 24(6):3061-30 65 19 Ku HY, Scala LC: Polymeric electron beam resists J Electrochem Soc 1969, 116:980-9 85 20 Reinspach...

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Báo cáo hóa học: " Chemical characterization of extra layers at the interfaces in MOCVD InGaP/GaAs junctions by electron beam methods" ppt

Ngày tải lên : 21/06/2014, 05:20

... As P ) / I(GaAs) 1, 15 1-y Ga 0. 85 1, 05 y I(In 0. 15 0, 95 0, 05 0,1 y 0, 15 0,2 0, 25 0,9 I(In 0. 15 Ga 0. 85 1-y 1,1 y 1,1 As P ) / I(GaAs) Page of 0,8 In 0. 15 0,7 0,6 0,2 Ga 0. 85 As P /GaAs 1-y y 0,4 ... out that the sublayer can be either In0.15Ga0.85As0.80P0.20 or In0.023Ga0.977As As for sublayer of the nominal GaAs QW, it results in either In 0. 05 Ga 0. 95 As 0.84 P 0.16 or GaAs 0.91 P 0.09 by ... other hand, the sequence inside the nominal GaAs QW such as layer = In 0. 15 Ga 0. 85 As 0.80 P 0.20 and layer = In0.05Ga0.95As0.84P0.16 or GaAs0.91P0.09 is congruent In fact, it matches the reasonable...

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Báo cáo hóa học: " Kinetics of Si and Ge nanowires growth through electron beam evaporation" ppt

Ngày tải lên : 21/06/2014, 05:20

... (111) by molecular beam epitaxy J Cryst Growth 2006, 290:6 doi:10.1186/ 155 6-276X-6-162 Cite this article as: Artoni et al.: Kinetics of Si and Ge nanowires growth through electron beam evaporation ... growth mechanisms and orientation in epitaxial Si nanowires grown by electron beam evaporation Nanotechnology 2009, 20:1 356 01 15 Pecora EF, Irrera A, Artoni P, Boninelli S, Bongiorno C, Spinella ... Santa Sofia 64, I- 951 23 Catania, Italy 2Dipartimento di Fisica e Astronomia, Università di Catania, Via Santa Sofia 64, I- 951 23 Catania, Italy 3CSFNSM - V.le A Doria 6, I- 951 25 Catania, Italy Authors’...

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COMPUTED TOMOGRAPHY – SPECIAL APPLICATIONS doc

Ngày tải lên : 27/06/2014, 17:20

... distress syndrome: lessons from computed tomography of the whole lung Crit Care Med;31(4 Suppl):S2 85- 2 95 Lescot T, Bonnet MP, Zouaoui A, et al.(20 05) A quantitative computed tomography assessment of ... The importance of clinical features and computed tomographic findings in numb chin syndrome: a report of two cases J Am Dent Assoc 2009; 140 (5) : 55 0 -55 4 [34] Marx RE, Sawatari Y, Fortin M, Broumand ... my pleasure to present the book titled Computed Tomography - Special Applications” Computed tomography (CT) and in particular multi-detector-row computed tomography (MDCT), is a powerful non-invasive...

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COMPUTED TOMOGRAPHY – SPECIAL APPLICATIONS docx

Ngày tải lên : 28/06/2014, 00:20

... distress syndrome: lessons from computed tomography of the whole lung Crit Care Med;31(4 Suppl):S2 85- 2 95 Lescot T, Bonnet MP, Zouaoui A, et al.(20 05) A quantitative computed tomography assessment of ... The importance of clinical features and computed tomographic findings in numb chin syndrome: a report of two cases J Am Dent Assoc 2009; 140 (5) : 55 0 -55 4 [34] Marx RE, Sawatari Y, Fortin M, Broumand ... my pleasure to present the book titled Computed Tomography - Special Applications” Computed tomography (CT) and in particular multi-detector-row computed tomography (MDCT), is a powerful non-invasive...

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Pocket Atlas of Sectional Anatomy Computed Tomography and Magnetic Resonance Imaging - Volume II Thorax, Heart, Abdomen, and Pelvis (Part 1 ) pptx

Ngày tải lên : 29/06/2014, 09:21

... Aprinta Druck, Wemding ISBN ISBN ISBN ISBN 10: 13: 10: 13: 3-13-1 256 03-6 (GTV) 978-3-13-1 256 03-4 (GTV) 1 -58 890 -57 7-2 (TNY) 978-1 -58 890 -57 7-2 (TNY) Important Note: Medicine is an everchanging science ... of license Sagittal 10 11 12 13 14 15 16 17 13 18 19 20 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 35 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Right auricle Right ... conditions of license Sagittal 10 33 22 23 24 25 26 27 28 29 30 31 11 32 12 33 13 14 15 16 17 18 19 20 21 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 34 35 36 37 38 39 Pectoralis major muscle Right...

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Pocket Atlas of Sectional Anatomy Computed Tomography and Magnetic Resonance Imaging - Volume II Thorax, Heart, Abdomen, and Pelvis (Part 2 ) doc

Ngày tải lên : 29/06/2014, 09:21

... Splenic vein Left colic flexure 155 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 Duodenum (horizontal part) ... Diaphragm Stomach (fundus) Stomach (cardia) Spleen Splenic artery 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 Splenic vein Pancreas (tail) Left colic flexure Left renal ... Thieme All rights reserved Usage subject to terms and conditions of license 156 MRI of the Abdomen 51 52 53 54 55 56 57 58 (Numbers indicate liver segments) Right atrium Right lung Liver (right...

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PHƯƠNG PHÁP CHỤP X QUANG CẮT LỚP VI TÍNH(X-RAY COMPUTED – TOMOGRAPHY) pot

Ngày tải lên : 05/08/2014, 15:21

... vị H - Xương đặc có tỷ trọng khối 1,700 g/cm3  1700 đơn vị H - Xuất huyết, tụ máu: 55 - 75 HU; chất xám: 35- 45 HU; chất trắng: 20-30 HU; dịch não tuỷ: 0-10 HU; mỡ: - (-100) HU Áp dụng chụp CL-VT ... vào lượng Albumin phần tử hữu hình, lấy hết phần tử hữu hình đi, tỷ trọng máu giảm từ 55 đơn vị H xuống 15- 20 đơn vị H Máu cục ổ máu tụ có tỷ trọng cao hẳn máu tuần hoàn Quá trình tiêu ổ máu ... chụp có nhiều đầu dò, quay + tịnh tiến Chùm QTX có góc mở rộng khoảng 10O đối điện với nhóm từ 5- 50 đầu dò Máy hoạt động theo nguyên tắc quay + tịnh tiến chùm QTX rộng nên giảm số lần quét ngang...

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CHỤP CẮT LỚP VI TÍNH ( Computed tomography ) pot

Ngày tải lên : 05/08/2014, 20:21

... thước hình dạng Tuy nhiên độ đặc hiệu CT phát di thể ẩn không cao Châu âu người ta thấy có tới 25% người có nốt mờ ngoại vi di mà tổn thương lành tính ( u hạt bệnh histo plasmosis ) Ở người có...

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Báo cáo khoa học: "Comparison of cardiac function and coronary angiography between conventional pigs and micropigs as measured by multidetector row computed tomography" docx

Ngày tải lên : 07/08/2014, 20:23

... (n = 5) * 52 .93 ± 3.10 59 .00 ± 5. 56 65. 47 ± 5. 17 58 .40 ± 8.18 *Cited from Lee et al [22] Table Cardiac parameters in conventional pigs and micropigs as measured by multidetector row computed tomography ... multislice spiral computed tomography Circulation 2001, 103, 253 5- 253 8 Appel JZ 3rd, Buhler L, Cooper DK The pig as a source of cardiac xenografts J Card Surg 2001, 16, 3 45- 56 Balner H, van Leeuwen ... Diagnostic accuracy of noninvasive coronary angiography using 64-slice spiral computed tomography J Am Coll Cardiol 20 05, 46, 55 2 -55 7 31 Ropers D, Baum U, Pohle K, Anders K, Ulzheimer S, Ohnesorge B,...

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Báo cáo khoa học: " Imaging evaluation of the liver using multi-detector row computed tomography in micropigs as potential living liver donors" pdf

Ngày tải lên : 07/08/2014, 23:22

... 33 33 34.00 ± 1.74 681 9 05 820 6 95 5 75 663 55 1 698 .57 ± 47.81 472 50 1 351 336 418 497 366 420.14 ± 26.70 6.3 6.6 6.7 6 .5 5.1 6.4 6.1 6.24 ± 0.20 4 .5 4.8 5. 3 4 .5 4.3 4 .5 4.9 4.68 ± 0.13 10.2 13 ... Jung Min Ryu et al 16 17 18 19 20 21 22 23 24 25 26 graft volumetry using three-dimensional computed tomography Transplantation 2003, 75, 156 1- 156 4 Inomoto T, Nishizawa F, Sasaki H, Terajima ... implications Am J Transplant 20 05, 5, 26 05- 2610 Ezzelarab M, Cooper DK Reducing Gal expression on the pig organ - a retrospective review Xenotransplantation 20 05, 12, 278-2 85 Ferris JV, Marsh JW, Little...

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báo cáo khoa học: "A role of 18F-fluorodeoxyglucose positron emission/computed tomography in a strategy for abdominal wall metastasis of colorectal mucinous adenocarcinoma developed after laparoscopic surgery" pptx

Ngày tải lên : 09/08/2014, 01:24

... emission /computed tomography; 18F-FDG: 18F-fluorodeoxyglucose; PET/CT: positron emission /computed tomography; CEA: carcinoembryonic antigen; CA19-9: carbohydrate antigen 19-9; CT: computed tomography; ... provide, is Figure 18F-fluorodeoxyglucose positron emission /computed tomography 18F-fluorodeoxyglucose positron emission /computed tomography demonstrated increased 18F-fluorodeoxyglucose uptake ... increased 18FFDG uptake (maximum standardized uptake value: 3.1) Figure Abdominal computed tomography scan Abdominal computed tomography scan on November 2008 revealed a small nodule in the abdominal...

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