Access module - Wire guides Flashcards
Fixed cored wires have on their construction (1)_________, (2) ___________ and (3)_____________ .
(1) inner mandril / core
(2) outer coil
(3) safety wire
Name the wire guide orginally designed for renal interventions.
Fixed core Rosen
Most frequently used wire guide size(s) for below the knee intervention.
.014” and .018”
What microwire can be used for both crossing and deploying balloons/stents?
Approach Hydro ST
If a physician is using the Radifocus wire guide from Terumo, which cook alternative would you offer?
Roadrunner Uniglide
True or false.
The heavy duty or support wires have a larger diameter mandril thana “standard” fixed core.
True.
Name the cook Microwires suggested for use in leg procedures.
- Approavh Hydro ST
- Approach CTO
What does tip load on a guide wire means?
How many grams of pressure are needed to deflect/buckle the tip.
True or False.
The smaller diameter wires provide more support and flexibility than bigger diameter wires.
False.
What material are the roadrunner wire guides made of?
Nitinol
True or False.
Tip load = weight on the tip of the wire guide.
False.
(= penetration power)
Why should a hydrophilic wire as an initial access wire through the needle?
Due to the risk of cutting or shearing off the plastic jacket on the needle tip.
These are the main davantage of a nitinol wire.
Kink resistant
Flexibility
What is the fucntion of the safety wire as it is used in fixed core wires contruction?
Prevents wire guide components from enlogating or separating if breakage occurs.
what material is commonly used on wires to enhanc radiopacity?
Platinum
Name 4 Cook Supporte Guide Wires.
Fixed core heavy duty, Fixed core Rose, Amplatz and Lunderquist.
Name the most common access wire guide used for inital access.
Fixed Core.
(TSCF-25-145-3)
What are the “tip loads” available for the Approach CTO wire?
6g, 12g, 18g and 25g.
What property on a guidewire makes it more slippery and reduces friction, helping increase trackability?
Hydrophilic coating
