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Volume 52, Issue 4, Pages (October 2007)

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Presentation on theme: "Volume 52, Issue 4, Pages (October 2007)"— Presentation transcript:

1 Volume 52, Issue 4, Pages 1097-1105 (October 2007)
Prostate Biopsies Guided by Three-Dimensional Real-Time (4-D) Transrectal Ultrasonography on a Phantom: Comparative Study versus Two-Dimensional Transrectal Ultrasound-Guided Biopsies  Jean-Alexandre Long, Vincent Daanen, Alexandre Moreau-Gaudry, Jocelyne Troccaz, Jean-Jacques Rambeaud, Jean-Luc Descotes  European Urology  Volume 52, Issue 4, Pages (October 2007) DOI: /j.eururo Copyright © 2006 European Association of Urology Terms and Conditions

2 Fig. 1 Candle gel prostate phantom.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

3 Fig. 2 Endorectal prostate biopsy phantom.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

4 Fig. 3 Visualisation of three biopsy trails in the same phantom.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

5 Fig. 4 Visualisation of a biopsy path in the reference volume. The green ball shows the entry point. The blue ball shows the target hit. European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

6 Fig. 5 Superimposition of all biopsies in the template.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

7 Fig. 6 Summary methodology scheme.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

8 Fig. 7 Creation of ideal entry and target spheres for one biopsy.
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

9 Fig. 8 Overlapping of two “biopsy cylinders.”
European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

10 Fig. 9 Mean distances from entry and target zones in ideal protocol, in 2- and 4-dimensional modes. European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

11 Fig. 10 Interaction curve between differences in accuracy in hitting target zone in 2- and 4-dimensional procedures by location on prostate. European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions

12 Fig. 11 Interaction curve between differences in accuracy at the entry zone in 2- and 4-dimensional procedures by prostate zone. European Urology  , DOI: ( /j.eururo ) Copyright © 2006 European Association of Urology Terms and Conditions


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