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Table 2 Tip/shaft signal ratios and maximum heating

From: MRI active guidewire with an embedded temperature probe and providing a distinct tip signal to enhance clinical safety

Solenoid length

Solenoid diameter

 

0.61 mm

0.71 mm

0.81 mm

1 cm

   

Tip/shaft signal ratio

0.27

0.33

0.55

Maximum heating (°C)

0.27

0.26

1

2.5 cm

   

Tip/shaft signal ratio

0.53

0.74

0.69

Maximum heating (°C)

0.55

0.59

0.25

5 cm

   

Tip/shaft signal ratio

0.38

0.4

0.65

Maximum heating (°C)

0.15

0.16

0.22

  1. Maximum tip to shaft signal intensity ratio and maximum heating are depicted among all soldering configurations. The heating values are normalized to the highest values achieved with the 1 cm, 0.81 mm design.
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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