Resolution of axial shear strain elastography

Physics in Medicine and Biology

Volumn 51, Issue 20, 2006, Pages 5245-5257

  Thitaikumar, Arun ^a,b   Righetti, Raffaella ^a   Krouskop, Thomas A ^a,c   Ophir, Jonathan ^a,b  

^a UNIVERSITY OF TEXAS MEDICAL SCHOOL   (United States)

^b UNIVERSITY OF HOUSTON   (United States)

^c BAYLOR COLLEGE OF MEDICINE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BEAM PROPAGATION; BEAMWIDTH; CORRELATION WINDOW LENGTH;

OPTICAL RESOLVING POWER; SHEAR STRENGTH; SIGNAL PROCESSING; TRANSDUCERS;

MEDICAL IMAGING;

ARTICLE; AXIAL SHEAR STRAIN ELASTOGRAPHY; CALCULATION; CORRELATION ANALYSIS; ECHOGRAPHY; ELASTICITY; ELASTOGRAPHY; FINITE ELEMENT ANALYSIS; IMAGE ANALYSIS; IMAGE PROCESSING; IMAGE QUALITY; IMAGE RECONSTRUCTION; MATHEMATICAL ANALYSIS; PRIORITY JOURNAL; SHEAR STRESS; SIGNAL PROCESSING; SIMULATION; ULTRASOUND TRANSDUCER;

ALGORITHMS; COMPUTER SIMULATION; ELASTICITY; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MICROSCOPY, ACOUSTIC; MODELS, BIOLOGICAL; PHANTOMS, IMAGING; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SHEAR STRENGTH; STRESS, MECHANICAL;

EID: 33749603024     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/51/20/011     Document Type: Article

References (27)

1. Alam S K, Ophir J and Varghese T 2000 Elastographic axial resolution: an experimental study IEEE Trans. Ultrason. Ferroelectr. Freq. Control 47 304-9
2. Bilgen M and Insana M F 1997 Error analysis in acoustic elastography: II. Strain estimation and SNR analysis J. Acoust. Soc. Am. 101 1147-54
3. Céspedes I 1993 Elastography: imaging of biological tissue elasticity PhD Dissertation University of Houston
4. Céspedes I and Ophir J 1993 Reduction of image noise in elastography Ultrason. Imaging 15 89-102
5. Christensen C 1988 Ultrasonic Bioinstrumentation (New York: Wiley)
6. Cook L T, Zhu Y, Hall T J and Insana M F 2000 Bioelasticity imaging: II. Spatial resolution Proc. SPIE Medical Imaging 2000: Ultrasonic Imaging and Signal Processing vol 3982 pp 315-24
7. Fowles G R 1975 Introduction to Modern Optics 2nd edn (New York: Holt, Rinehart and Winston)
8. Garra B S, Céspedes I, Ophir J, Spratt R S, Zuurbier R A, Magnant C M and Pennanen M F 1997 Elastography of breast lesions: initial clinical results Radiology 202 79
9. Hunt J W, Arditi M and Foster F S 1981 Ultrasound transducers for pulse-echo medical imaging IEEE Trans. Biomed. Eng. 30 453-81
10. Konofagou E E, Harrigan T and Ophir J 2000 Shear strain estimation and lesion mobility assessment in elastography Ultrasonics 38 400-4
11. Konofagou E E and Ophir J 1998 A new elastographic method for estimation and imaging of lateral displacements, lateral strains, corrected axial strains and Poisson's ratio in tissues Ultrasound Med. Biol. 24 1183-99
12. Meunier J and Bertrand M 1995a Ultrasonic texture motion analysis: theory and simulation IEEE Trans. Ultrason. Ferroelectr. Freq. Control 14 293-300
13. Meunier J and Bertrand M 1995b Echographic image mean gray level changes with tissue dynamics: a system-based model study IEEE Trans. Biomed. Eng. 42 403-10
14. Ophir J, Alam S K, Garra B S, Kallel F, Konofagou E E and Varghese T 1999 Elastography: ultrasonic estimation and imaging of elastic properties of tissues Proc. Inst. Mech. Eng. 213 203-33
15. Ophir J, Céspedes I, Ponnekanti H, Yazdi Y and Li X 1991 Elastography: a method for imaging the elasticity of biological tissues Ultrason. Imaging 13 11-3
16. Pedrotti F L and Pedrotti S L 1992 Introduction to Optics 2nd edn (Englewood Cliffs, NJ: Prentice-Hall)
17. Righetti R, Ophir J and Ktonas P 2002 Axial resolution in elastography Ultrasound Med. Biol. 28 101-13
18. Righetti R, Srinivasan S and Ophir J 2003 Lateral resolution in elastography Ultrasound Med. Biol. 29 695-704
19. Srinivasan S, Kallel F, Souchon R and Ophir J 2002 Analysis of an adaptive strain estimation technique in elastography Ultrason. Imaging 24 109-18
20. Srinivasan S, Ophir J and Alam S K 2004 Theoretical derivation of SNR, CNR and spatial resolution for a local adaptive strain estimator for elastography Ultrasound Med. Biol. 30 1185-97
21. Srinivasan S, Righetti R and Ophir J 2003 Trade-offs between the axial resolution and the signal-to-noise ratio in elastography Ultrasound Med. Biol. 29 847-66
22. Thitaikumar A, Ophir J and Krouskop T A 2005 Noise performance and signal-to-noise ratio of shear strain elastograms Ultrason. Imaging 27 145-65
23. Timoshenko S P and Goodier J N 1970 Theory of Elasticity (New York: McGraw-Hill) pp 8-11
24. Varghese T and Ophir J 1997 A theoretical framework for performance characterization of elastography: the strain filter IEEE Trans. Ultrason. Ferroelectr. Freq. Control 44 164-72
25. Wagner R F et al 1983 Statistics of speckle in ultrasound B-scans IEEE Trans. Son. Ultrason. 30 156-63
26. Walker W F and Trahey G E 1995 A fundamental limitation on delay estimation using partially correlated speckle signals IEEE Trans. Ultrason. Ferroelectr. Freq. Control 42 301-8
27. Wells P N T 1977 Biomedical Ultrasonics (New York: Academic)