Simulations of lesion detection using a combined phased array LHMI-technique

Ultrasonics

Volumn 48, Issue 6-7, 2008, Pages 568-573

  Heikkilä, Janne ^a   Hynynen, Kullervo ^b  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

^b SUNNYBROOK RESEARCH INSTITUTE   (Canada)

Author keywords

Finite element method (FEM); Lesion detection; Localized harmonic motion imaging (LHMI); Simulations

Indexed keywords

ANTENNA PHASED ARRAYS; FINITE ELEMENT METHOD; HARMONIC ANALYSIS; IMAGING TECHNIQUES; SONICATION; ULTRASONIC APPLICATIONS;

ARRAY ELEMENTS; DISPLACEMENT DISTRIBUTIONS; DISPLACEMENT TRACKING; DUAL FREQUENCIES; DYNAMIC RADIATION FORCES; ELASTICITY IMAGING; FREQUENCY AMPLITUDES; HARMONIC MOTIONS; INTERNAL RADIATIONS; LESION DETECTION; LESION DETECTIONS; LOCALIZED HARMONIC MOTION IMAGING (LHMI); LOCALIZED HARMONIC MOTIONS; PHASED ARRAYS; SIMULATION STUDIES; SIMULATIONS; TRACKING MODES;

ULTRASONIC IMAGING;

ARTICLE; COMPUTER SIMULATION; ECHOGRAPHY; ELASTOGRAPHY; EQUIPMENT DESIGN; FEASIBILITY STUDY; FINITE ELEMENT ANALYSIS; METHODOLOGY; MOVEMENT (PHYSIOLOGY); NEOPLASM; TRANSDUCER;

COMPUTER SIMULATION; ELASTICITY IMAGING TECHNIQUES; EQUIPMENT DESIGN; FEASIBILITY STUDIES; FINITE ELEMENT ANALYSIS; MOVEMENT; NEOPLASMS; TRANSDUCERS;

EID: 55249085097     PISSN: 0041624X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ultras.2008.07.010     Document Type: Article

References (14)

1. Ophir J., Alam S.K., Garra B.A., Kallel F., Konofagou E.E., Krouskop T., Merritt C.R.B., Righetti R., Souchon R., Srinivasan S., and Varghese T. Elastography: imaging the elastic properties of soft tissue with ultrasound. J. Med. Ultrason. 29 (2002) 155-171
2. Konofagou E.E., and Hynynen K. Localized harmonic motion imaging: theory, simulations and experiments. Ultrasound Med. Biol. 29 (2003) 1405-1413
3. Fatemi M., and Greenleaf J.F. Ultrasound-stimulated vibro-acoustic spectrography. Science 280 (1998) 82-85
4. Nightingale K.R., Palmeri M.L., Nightingale R.W., and Trahey G.E. On the feasibility of remote palpation using acoustic radiation force. J. Acoust. Soc. Am. 110 (2001) 625-634
5. Trahey G.E., Palmeri M.L., Bentley R.C., and Nightingale K.R. Acoustic radiation force impulse imaging of the mechanical properties of arteries: in vivo and ex vivo results. Ultrasound Med. Biol. 30 (2004) 1163-1171
6. Nightingale K.R., Nightingale R.W., Palmeri M.L., and Trahey G.T. A finite element model of remote palpation of breast lesions using radiation force: factors affecting tissue displacement. Ultrason. Imaging 22 (2000) 35-54
7. Righetti R., Kallel K., Stafford R.J., Price R.E., Krouskop T.A., Hazle J.D., and Ophir J. Elastographic characterization of HIFU-induced lesions in canine livers. Ultrasound Med. Biol. (1999) 1099-1113
8. L. Curiel, R. Chopra, K. Hynynen, In vivo monitoring of focused ultrasound surgery using localized harmonic motion, Ultrasound Med. Biol., accepted for publication.
9. J. Heikkilä, K. Hynynen, A combined array for localized harmonic motion imaging: a simulation study of feasibility of motion detection, in: Proc. IEEE Ultrason. Symp., 2006, pp. 1148-1151.
10. Heikkilä J., and Hynynen K. Investigation of optimal method for inducing harmonic motion in tissue using a linear ultrasound phased array - a simulation study. Ultrason. Imaging 28 (2006) 97-113
11. Torr G.R. The acoustic radiation force. Am. J. Phys. 52 (1984) 402-408
12. Hughes T.J.R. Finite Element Method-Linear Static and Dynamic Finite Element Analysis (2000), Prentice-Hall, Englewood Cliffs
13. Pasavento A., Perrey C., Krueger M., and Ermert H. A time-efficient and accurate strain estimation concept for ultrasonic elastography using iterative phase zero estimation. IEEE Trans. Ultrason. Ferroelactr. Freq. Control 46 (1999) 1057-1067
14. Jensen J.A., and Svendsen N.B. Calculation of pressure fields from arbitrarily shaped, apodized, and excited ultrasound transducers. IEEE Trans. Ultrason. Ferroelec. Freq. Control 39 (1992) 262-267