2005
DOI: 10.1088/0031-9155/50/3/007
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Motion compensated coronary interventional navigation by means of diaphragm tracking and elastic motion models

Abstract: Current catheter tracking in the x-ray catheter laboratory during coronary interventions is performed using 2D fluoroscopy. Although this features real-time navigation on high-resolution images, drawbacks such as overlap and foreshortening exist and hamper the diagnosis and treatment process. An alternative to fluoroscopy-based tracking is device tracking by means of a magnetic tracking system (MTS). Having measured the 3D location of the interventional device, its position can be reconstructed on 3D images or… Show more

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Cited by 29 publications
(20 citation statements)
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“…For cardiac interventions including PCI, the organ motion is mainly affected by respiratory and cardiac motion. Many previous works often built a motion model parameterized by a cardiac signal derived from ECG and a respiratory signal obtained from diaphragm tracking ( [37,42,13]) or automatic PCAbased surrogate ( [15]). Some other works model only the respiratory motion in cardiac-gated images ( [35,21,30]).…”
Section: Dynamic Coronary Roadmappingmentioning
confidence: 99%
“…For cardiac interventions including PCI, the organ motion is mainly affected by respiratory and cardiac motion. Many previous works often built a motion model parameterized by a cardiac signal derived from ECG and a respiratory signal obtained from diaphragm tracking ( [37,42,13]) or automatic PCAbased surrogate ( [15]). Some other works model only the respiratory motion in cardiac-gated images ( [35,21,30]).…”
Section: Dynamic Coronary Roadmappingmentioning
confidence: 99%
“…A number of groups have previously addressed the issue of respiratory motion correction for cardiac interventions. Motion-compensated navigation for coronary interventions based on magnetic tracking was suggested in [3], but it required additional special hardware. Several image-based approaches have been developed that use only information from the Xray fluoroscopic images themselves.…”
Section: Introductionmentioning
confidence: 99%
“…The results for the compensation of data1 and data2 can be compared to a compensation using a free form deformation model as described in [6,7] using radial basis functions [8] for interpolation. This compensation resulted in a residual displacement of 1.04 mm F0.91 mm for data1 and 1.99 mm F 1.09 mm for data2.…”
Section: Resultsmentioning
confidence: 99%