Polyurethane Polyethylene Polyvinyl
Teflon
Metal
Braid
Low
Medium
Medium
Medium
Medium
finish
Curve retention
Excellent
Good
Good
Excellent Good
Kinking
Moderate
Low
Low
Very
Low
tendency
Low
Good
Fair
Fair
Excellent Good
High
Moderate
Moderate
High
High
bursting
pressure
Effect of
None
Minimal
Moderate
None
None
temperature and
Increase
Increase
moisture of the
blood on
flexibility
Sterilization
Autoclave
Cold
Autoclave Cold
Cold
Table 3-1. Comparison of various catheter materials.
3-9.
RADIOGRAPHIC EQUIPMENT
(1) Stationary (combination radiographic-fluoroscopic or non-fluoroscopic)
or mobile conventional x-ray unit.
(2) Multiple C-arm setup hooked up with digital image capturing and
archiving system rapid exposures. See figure 3-7.
(3) Two-tube setup, the most common, with simultaneous biplane exposure
apparatus hooked up with a digital image capture system; however, rapid cassette-
changing devices are still used.
(4) Two-tube setup equipped with apparatus for making rapid-sequence,
biplane, and capturing the images digitally. For older systems, a synchronized
exposure on a large roll film is still used.
MD0959
3-12