2013
DOI: 10.1118/1.4773873
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2D-3D rigid registration to compensate for prostate motion during 3D TRUS-guided biopsy

Abstract: Registration to compensate for prostate motion during 3D TRUS-guided biopsy can be performed with a measured accuracy of less than 2 mm and a speed of 1.1 s, which is an important step toward improving the targeting accuracy of a 3D TRUS-guided biopsy system.

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Cited by 46 publications
(40 citation statements)
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“…Conversely, for first-time biopsy patients, removal of Std-Bx would have prevented detection of five (10%) clinically insignificant CaP, but would have missed five (10%) Gleason 3 + 4 malignancies (technical Fn-Bx errors the probable cause in three cases). Improved Fn-Bx technology, including intraprocedural motion compensation, 33 are likely to minimize Fn-Bx targeting errors and will be the focus of future studies.…”
Section: Figmentioning
confidence: 99%
“…Conversely, for first-time biopsy patients, removal of Std-Bx would have prevented detection of five (10%) clinically insignificant CaP, but would have missed five (10%) Gleason 3 + 4 malignancies (technical Fn-Bx errors the probable cause in three cases). Improved Fn-Bx technology, including intraprocedural motion compensation, 33 are likely to minimize Fn-Bx targeting errors and will be the focus of future studies.…”
Section: Figmentioning
confidence: 99%
“…In image-guided intervention, it has been used to incorporate prior information (e.g., preoperative CT-based planning data) into intraoperative x-ray fluoroscopy. Applications of 3D–2D registration include improving target localization accuracy in radiation therapy (Gendrin et al 2012), real-time kinematic analysis of skeletal movements using fluoroscopy (Xin et al 2013, Zhu et al 2012, Jerbi et al 2012), guidance of various surgical interventions such as cardiac surgery (Rivest-Henault et al 2012), and transrectal ultrasound guided surgery (De Silva et al 2013). Recent application includes spine surgery (Otake et al 2012c) where automatic labeling of vertebral levels in intraoperative fluoroscopy was used to localize the target vertebrae and help prevent wrong-site surgery (Palumbo et al 2013).…”
Section: Introductionmentioning
confidence: 99%
“…In fact, gland distortion from probe motion is frequently observed during direct MRI-guided biopsy ( Figure 9 ) and may account for an average registration error of approximately 4–5 mm during standard fusion biopsy (29,30). While computer guided techniques including real time elastic fusion and motion compensation are being developed, these are not in widespread use and it is likely residual registration errors are common in practice (31,32). Given that the primary difference between Pi-RADS 4 and 5 lesions is a size threshold of 1.5 cm, it is notable that the cancer detection rate for fusion biopsy is generally significantly lower for Pi-RADS 4 than 5, for example, 62% (94/152) for Pi-RADS 4 lesions versus 89% (99/111) for Pi-RADS 5 lesions in one study (33).…”
Section: Current Status Of Direct Mri-guided Biopsymentioning
confidence: 99%