Assertion: catheter | /r/MadeOf | silicone
Facets:
value: often
type: TEMPORAL
Source sentences:
text: A catheter is a flexible tube made of latex, silicone, or Teflon that can be inserted into the body creating a channel for the passage of fluid or the entry of a medical device.
text: Most catheters are made from silicone or polyurethane, which softens when warmed.
text: They are often made of silicone or latex and are rolled over the penis.
text: Most catheters are made from silicone or polyurethane, which softens when warmed.