The Physics of Guiding Catheter

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Physics of backup force ofguide catheters in TRI and TFIIkari Y, et al.J Invasive Cardiol 2005; 17:636-41
Hypothesis; physics of backup force• Fcosθ = fcosθ’ + λθ’ θλ• fcosθ ’ + λFmax = ―――――cosθMaximum backup force isacheved ifθ=90degree; θ’= 0degree; orλ is large.Ikari et al. J Invasive Cardiol 2005 ;17:636-41
Page 1 and 2: The Physics of Guiding CatheterThe
Page 3 and 4: Benefit of TRI• Lower bleeding co
Page 5 and 6: Physics of guiding catheter ?• No
Page 7 and 8: Anatomy
Page 9 and 10: First in Man in 1996Severe rheumato
Page 11 and 12: Ikari L (IL)
Page 13 and 14: Ikari LBrachiocephalicangle
Page 15 and 16: IL IFLRight upper limb approachLeft
Page 17: Ikari L4 in TRI vs. Judkins L4 in T
Page 21 and 22: Judkins L can generate greaterbacku
Page 23 and 24: Deep engage increase backupforce in
Page 25 and 26: JL and IL in TRIresistance (gram fo
Page 27 and 28: Aresistance (gram force)10090807060
Page 29 and 30: Summary of Physics• Backup force
Page 31 and 32: Ikari in TRI vs. Judkins in TFI1401

The Physics of Guiding Catheter

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