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Items: 1 to 50 of 56

1.

Quantitative 4D-Digital Subtraction Angiography to Assess Changes in Hepatic Arterial Flow during Transarterial Embolization: A Feasibility Study in a Swine Model.

Meram E, Harari C, Shaughnessy G, Wagner M, Brace CL, Mistretta CA, Speidel MA, Laeseke PF.

J Vasc Interv Radiol. 2019 May 31. pii: S1051-0443(19)30041-7. doi: 10.1016/j.jvir.2019.01.018. [Epub ahead of print]

PMID:
31160194
2.

Mechanical Contact Spectroscopy: Characterizing Nanoscale Adhesive Contacts via Thermal Forces.

Jonáš A, Kochanczyk M, Ramirez AD, Speidel M, Florin EL.

Langmuir. 2019 Apr 30;35(17):5809-5820. doi: 10.1021/acs.langmuir.8b04074. Epub 2019 Apr 19.

PMID:
30965006
3.

Quantification of Blood Velocity with 4D Digital Subtraction Angiography Using the Shifted Least-Squares Method.

Wu Y, Shaughnessy G, Hoffman CA, Oberstar EL, Schafer S, Schubert T, Ruedinger KL, Davis BJ, Mistretta CA, Strother CM, Speidel MA.

AJNR Am J Neuroradiol. 2018 Oct;39(10):1871-1877. doi: 10.3174/ajnr.A5793. Epub 2018 Sep 13.

4.

Measuring blood velocity using 4D-DSA: A feasibility study.

Shaughnessy G, Schafer S, Speidel MA, Strother CM, Mistretta CA.

Med Phys. 2018 Oct;45(10):4510-4518. doi: 10.1002/mp.13120. Epub 2018 Sep 6.

PMID:
30102773
5.

A dynamic model-based approach to motion and deformation tracking of prosthetic valves from biplane x-ray images.

Wagner MG, Hatt CR, Dunkerley DAP, Bodart LE, Raval AN, Speidel MA.

Med Phys. 2018 Jun;45(6):2583-2594. doi: 10.1002/mp.12913. Epub 2018 May 3.

6.

Improving the cardiac cath-lab interventional imaging eco-system.

Ciske BR, Speidel MA, Raval AN.

Transl Pediatr. 2018 Jan;7(1):1-4. doi: 10.21037/tp.2017.09.03. No abstract available.

7.

4D DSA reconstruction using tomosynthesis projections.

Buehler M, Slagowski JM, Mistretta CA, Strother CM, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2017 Feb;10132. pii: 101322C. doi: 10.1117/12.2255197. Epub 2017 Mar 9.

8.

Localization of cardiac volume and patient features in inverse geometry x-ray fluoroscopy.

Speidel MA, Slagowski JM, Dunkerley DAP, Wagner M, Funk T, Raval AN.

Proc SPIE Int Soc Opt Eng. 2017 Feb;10132. pii: 101325T. doi: 10.1117/12.2254400. Epub 2017 Mar 9.

9.

Automated 3D coronary sinus catheter detection using a scanning-beam digital x-ray system.

Dunkerley DAP, Slagowski JM, Bodart LE, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2017 Feb;10132. pii: 101321N. doi: 10.1117/12.2254443. Epub 2017 Mar 9.

10.

Radiation Dose Reduction in CT Myocardial Perfusion Imaging Using SMART-RECON.

Li Y, Speidel MA, Francois CJ, Chen GH.

IEEE Trans Med Imaging. 2017 Dec;36(12):2557-2568. doi: 10.1109/TMI.2017.2747521. Epub 2017 Aug 30.

PMID:
28866488
11.

Biases in multilevel analyses caused by cluster-specific fixed-effects imputation.

Speidel M, Drechsler J, Sakshaug JW.

Behav Res Methods. 2018 Oct;50(5):1824-1840. doi: 10.3758/s13428-017-0951-1.

PMID:
28840562
12.

Single-view geometric calibration for C-arm inverse geometry CT.

Slagowski JM, Dunkerley DAP, Hatt CR, Speidel MA.

J Med Imaging (Bellingham). 2017 Jan;4(1):013506. doi: 10.1117/1.JMI.4.1.013506. Epub 2017 Mar 20.

13.

Dynamic electronic collimation method for 3-D catheter tracking on a scanning-beam digital x-ray system.

Dunkerley DAP, Slagowski JM, Funk T, Speidel MA.

J Med Imaging (Bellingham). 2017 Apr;4(2):023501. doi: 10.1117/1.JMI.4.2.023501. Epub 2017 Apr 18.

14.

Structural and tribometric characterization of biomimetically inspired synthetic "insect adhesives".

Speidel MW, Kleemeier M, Hartwig A, Rischka K, Ellermann A, Daniels R, Betz O.

Beilstein J Nanotechnol. 2017 Jan 6;8:45-63. doi: 10.3762/bjnano.8.6. eCollection 2017.

15.

Feasibility of reduced-dose three-dimensional/four-dimensional-digital subtraction angiogram using a weighted edge preserving filter.

Oberstar EL, Speidel MA, Davis BJ, Strother CM, Mistretta CA.

J Med Imaging (Bellingham). 2017 Jan;4(1):013501. doi: 10.1117/1.JMI.4.1.013501. Epub 2017 Jan 11.

16.

Dynamic tracking of prosthetic valve motion and deformation from bi-plane x-ray views: feasibility study.

Hatt CR, Wagner M, Raval AN, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2016;9786. pii: 978604. doi: 10.1117/12.2216588.

17.

Method for dose-reduced 3D catheter tracking on a scanning-beam digital x-ray system using dynamic electronic collimation.

Dunkerley DA, Funk T, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2016 Feb 27;9783. pii: 97831Y. Epub 2016 Mar 25.

18.

A geometric calibration method for inverse geometry computed tomography using P-matrices.

Slagowski JM, Dunkerley DA, Hatt CR, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2016 Feb 27;9783. pii: 978337. Epub 2016 Mar 22.

19.

Real-time pose estimation of devices from x-ray images: Application to x-ray/echo registration for cardiac interventions.

Hatt CR, Speidel MA, Raval AN.

Med Image Anal. 2016 Dec;34:101-108. doi: 10.1016/j.media.2016.04.008. Epub 2016 May 3.

20.

Depth-resolved registration of transesophageal echo to x-ray fluoroscopy using an inverse geometry fluoroscopy system.

Hatt CR, Tomkowiak MT, Dunkerley DA, Slagowski JM, Funk T, Raval AN, Speidel MA.

Med Phys. 2015 Dec;42(12):7022-33. doi: 10.1118/1.4935534.

21.

Feasibility of CT-based 3D anatomic mapping with a scanning-beam digital x-ray (SBDX) system.

Slagowski JM, Tomkowiak MT, Dunkerley DA, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2015;9412. pii: 941209.

22.

Detector, collimator and real-time reconstructor for a new scanning-beam digital x-ray (SBDX) prototype.

Speidel MA, Tomkowiak MT, Raval AN, Dunkerley DA, Slagowski JM, Kahn P, Ku J, Funk T.

Proc SPIE Int Soc Opt Eng. 2015;9412. pii: 94121W.

23.

Monte Carlo simulation of inverse geometry x-ray fluoroscopy using a modified MC-GPU framework.

Dunkerley DA, Tomkowiak MT, Slagowski JM, McCabe BP, Funk T, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2015 Feb 21;9412. pii: 94120S.

24.

Calibration-free coronary artery measurements for interventional device sizing using inverse geometry x-ray fluoroscopy: in vivo validation.

Tomkowiak MT, Raval AN, Van Lysel MS, Funk T, Speidel MA.

J Med Imaging (Bellingham). 2014 Oct;1(3). pii: 033504.

25.

Power generation based on biomass by combined fermentation and gasification--a new concept derived from experiments and modelling.

Methling T, Armbrust N, Haitz T, Speidel M, Poboss N, Braun-Unkhoff M, Dieter H, Kempter-Regel B, Kraaij G, Schliessmann U, Sterr Y, Wörner A, Hirth T, Riedel U, Scheffknecht G.

Bioresour Technol. 2014 Oct;169:510-517. doi: 10.1016/j.biortech.2014.07.036. Epub 2014 Jul 16.

PMID:
25086436
26.

Calibration-Free Coronary Artery Measurements for Interventional Device Sizing using Inverse Geometry X-ray Fluoroscopy: In Vivo Validation.

Tomkowiak MT, Raval AN, Van Lysel MS, Funk T, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2014 Mar 19;9033:90332H.

27.

Low dose dynamic CT myocardial perfusion imaging using a statistical iterative reconstruction method.

Tao Y, Chen GH, Hacker TA, Raval AN, Van Lysel MS, Speidel MA.

Med Phys. 2014 Jul;41(7):071914. doi: 10.1118/1.4884023.

28.

Monoplane Stereoscopic Imaging Method for Inverse Geometry X-ray Fluoroscopy.

Tomkowiak MT, Van Lysel MS, Speidel MA.

Proc SPIE Int Soc Opt Eng. 2013 Mar 13;8669. doi: 10.1117/12.2006238.

29.

A real-time regional adaptive exposure method for saving dose-area product in x-ray fluoroscopy.

Burion S, Speidel MA, Funk T.

Med Phys. 2013 May;40(5):051911. doi: 10.1118/1.4801908.

30.

Reduction of image noise in low tube current dynamic CT myocardial perfusion imaging using HYPR processing: a time-attenuation curve analysis.

Speidel MA, Bateman CL, Tao Y, Raval AN, Hacker TA, Reeder SB, Van Lysel MS.

Med Phys. 2013 Jan;40(1):011904. doi: 10.1118/1.4770283.

31.

Multimodality image fusion to guide peripheral artery chronic total arterial occlusion recanalization in a swine carotid artery occlusion model: unblinding the interventionalist.

Klein AJ, Tomkowiak MT, Vigen KK, Hacker TA, Speidel MA, Vanlysel MS, Shah N, Raval AN.

Catheter Cardiovasc Interv. 2012 Dec 1;80(7):1090-8. doi: 10.1002/ccd.24391. Epub 2012 Oct 24.

32.

Interaction dynamics of two colloids in a single optical potential.

Tränkle B, Speidel M, Rohrbach A.

Phys Rev E Stat Nonlin Soft Matter Phys. 2012 Aug;86(2 Pt 1):021401. Epub 2012 Aug 1.

PMID:
23005757
33.

Noise spatial nonuniformity and the impact of statistical image reconstruction in CT myocardial perfusion imaging.

Lauzier PT, Tang J, Speidel MA, Chen GH.

Med Phys. 2012 Jul;39(7):4079-92. doi: 10.1118/1.4722983.

34.

Feasibility of low-dose single-view 3D fiducial tracking concurrent with external beam delivery.

Speidel MA, Wilfley BP, Hsu A, Hristov D.

Med Phys. 2012 Apr;39(4):2163-9. doi: 10.1118/1.3697529.

35.
36.

Targeted transendocardial therapeutic delivery guided by MRI-x-ray image fusion.

Tomkowiak MT, Klein AJ, Vigen KK, Hacker TA, Speidel MA, VanLysel MS, Raval AN.

Catheter Cardiovasc Interv. 2011 Sep 1;78(3):468-78. doi: 10.1002/ccd.22901. Epub 2011 Mar 16.

PMID:
21413125
37.

Calibration-free device sizing using an inverse geometry x-ray system.

Tomkowiak MT, Speidel MA, Raval AN, Van Lysel MS.

Med Phys. 2011 Jan;38(1):283-93.

38.

Three-dimensional tracking of cardiac catheters using an inverse geometry x-ray fluoroscopy system.

Speidel MA, Tomkowiak MT, Raval AN, Van Lysel MS.

Med Phys. 2010 Dec;37(12):6377-89.

39.

Inverse geometry x-ray imaging: application in interventional procedures.

Speidel MA.

J Am Coll Radiol. 2011 Jan;8(1):74-7. doi: 10.1016/j.jacr.2010.11.002. No abstract available.

40.

Interferometric 3D tracking of several particles in a scanning laser focus.

Speidel M, Friedrich L, Rohrbach A.

Opt Express. 2009 Jan 19;17(2):1003-15.

PMID:
19158918
41.

Temporally targeted imaging method applied to ECG-gated computed tomography: preliminary phantom and in vivo experience.

Nett BE, Leng S, Zambelli JN, Reeder SB, Speidel MA, Chen GH.

Acad Radiol. 2008 Jan;15(1):93-106.

42.

Comparison of entrance exposure and signal-to-noise ratio between an SBDX prototype and a wide-beam cardiac angiographic system.

Speidel MA, Wilfley BP, Star-Lack JM, Heanue JA, Betts TD, Van Lysel MS.

Med Phys. 2006 Aug;33(8):2728-43.

PMID:
16964848
43.

Scanning-beam digital x-ray (SBDX) technology for interventional and diagnostic cardiac angiography.

Speidel MA, Wilfley BP, Star-Lack JM, Heanue JA, Van Lysel MS.

Med Phys. 2006 Aug;33(8):2714-27.

PMID:
16964847
44.
45.

Metallurgy: high nickel release from 1- and 2-euro coins.

Nestle FO, Speidel H, Speidel MO.

Nature. 2002 Sep 12;419(6903):132.

PMID:
12226655
46.

FEM analysis of predicting electrode-myocardium contact from RF cardiac catheter ablation system impedance.

Cao H, Speidel MA, Tsai JZ, Van Lysel MS, Vorperian VR, Webster JG.

IEEE Trans Biomed Eng. 2002 Jun;49(6):520-6.

PMID:
12046696
47.

Global health fund and global realities.

Speidel MT.

Science. 2001 Aug 3;293(5531):801. No abstract available.

PMID:
11494972
48.

Comparison of vessel contrast measured with a scanning-beam digital x-ray system and an image intensifier/television system.

Speidel MA, Wilfley BP, Heanue JA, Betts TD, Van Lysel MS.

Med Phys. 2001 Feb;28(2):232-40.

PMID:
11243348
49.

Morphological, biochemical, and molecular changes in endothelial cells after alpha-particle irradiation.

Speidel MT, Holmquist B, Kassis AI, Humm JL, Berman RM, Atcher RW, Hines JJ, Macklis RM.

Radiat Res. 1993 Dec;136(3):373-81.

PMID:
8278579
50.

Urokinase binding and receptor identification in cultured endothelial cells.

Haddock RC, Spell ML, Baker CD 3rd, Grammer JR, Parks JM, Speidel M, Booyse FM.

J Biol Chem. 1991 Nov 15;266(32):21466-73.

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