Biomedical Engineering Reference
In-Depth Information
(a)
17G-Cryoprobes
Isotherm
data
IceSeed
1.47 mm 17-gauge
31 mm × 36 mm
19 mm × 26.5 mm
10.5 mm × 19 mm
IceSphere
1.47 mm 17-gauge
IceRod
1.47 mm 17-gauge
IceBulb
1.47 mm 17-gauge
0°C
-20°C
-40°C
37 mm × 45 mm
24 mm × 34 mm
15 mm × 25 mm
40 mm × 58 mm
27 mm × 50 mm
16 mm × 41 mm
40 mm × 67 mm
28 mm × 55.5 mm
17 mm × 48 mm
20
10
0
10
20
30
40
50
Probe-specific ice-ball shapes
(b)
FIGURE 12.9
Images of two cryoablation devices for soft-tissue application: (a) Endocare Cryocare CS shown with illustration of ice ball and
isotherms at tip of cryoprobe (© 2011 Endocare Inc. With permission.); and (b) Galil Medical SeedNet systems. (© 2008 Galil Medical. With
permission.)
TABLE 12.2
Studies Describing the Use of Image-Guided Navigation with Cyroablation
Organ
Imaging Modality
Navigation
Study
Reference
Kidney
CT
Optical
Human study
Haber et al. (2010b)
Kidney
CT/ultrasound
Magnetic
Porcine model
Haber et al. (2010a)
Liver
MRI
Optical
Human study
Wu et al. (2010)
Liver
MRI
Optical
Porcine model
Samset et al. (2005)
Kidney, Liver, and Uterus
MRI
Optical
Human study
Mogami et al. (2002)