Catheters and Guidewires Flashcards
What is the abilitiy to see a guidewire under under fluoroscopy called?
Radio-opacity
What is the diameter of a diagnostic guidewire?
.035 inches
Compared to a 7 French diagnostic catheter, a 7 French guiding catheter has what?
A larger inner diameter
A more polished inner lumen
What type of guidewire is 300cm in length?
Exchange
What is the term for the ability to twist a hub of a catheter and achieve a corresponding movement of the distal tip?
Torque control
What is the length of a pigtail cahteter used in left ventriculography?
110cm
A catheter with an outer diameter of 2.66 mm would be what French size?
8 Fr
2.66x3=7.98
The pressurized heparin flush which is attached to the PA port of an indwelling Swan-Ganz catheter delivers how much solution?
3-8 ml/hour
What standard percutaneous needle is used for vascular access in the Judkins approach?
18 gauge
The side arm is part of piece of equipment?
Introducer
“O-rings” are located in what piece of equipment?
Tuohy-Borst
prevents back bleed
Which guidewire is popular for a PTCA?
.014 High torque floppy
Which catheter is most often used to engage the LIMA?
Judkins right
Which catheter is most similar to a JL4?
Voda
What is the main disadvantage of Teflon catheters?
Low torque control
What is the outer diameter of a 6 Fr catheter?
2
6/3=2
Which catheter is designed to cross stenotic aortic valves?
Feldman
What angiographic catheter most commonly used in a pediatric right heart cath?
Berman
What is the length of a Swan Ganz catheter?
145 cm
Which preformed angiographic catheter must be disengaged from the ostium of a coronary artery by pushing down before pulling up into the ascending aorta?
Amplatz
What is the proper sequence of attachments to a four port manifold starting to the three ring control syringe?
Waste
Contrast
Flush
Pressure
What is the distance between the proximal and distal ports of a Swan Ganz catheter?
30cm
Which catheter is most similar to a multipurpose catheter?
Hockey stick
Where is the injection site for thermodilution to measure cardiac output with a SwanGanz catheter?
RA
What is a Swan Ganz balloon cather balloon inflated with?
1.5 cc air
When would a judkins right 4 be used?
Left Heart diagnostic cath
When would a JL4 catheter be used?
LCA angiography
For which CA would the hockey stick curve be used for?
RCA
