The heat exchange was provided by a water circuit surrounding the tubing and the oxygenator.
If trimming a short piece off the ends does not correct the fault, the entire length of tubing should be replaced.
For this purpose, the needle electrode of the spark gap is replaced by a piece of hypodermic tubing of 0.033 in. internal diameter.
Experimental units were prepared from plastic drainpipe tubing (10.0 cm diameter and 0.25 cm thick wall).
An airtight seal within the pump and tubing is crucial to the success of vacuum extraction.
Dental units are equipped with microbore (approximately 1 mm diameter) flexible tubing, which has a high ratio of lumen surface area to water volume.
The balloon was 4-6 cm in length (made from the finger of a latex glove), attached to polyethylene tubing.
The air blast was administered via 4-mm internal diameter polyethylene tubing, which was secured with a flexible cord around the child's neck.
