Speaking Valve
When a patient has a tracheostomy they are unable to use their voice. The speaking valve is placed on the tracheostomy and allows the patient to use their voice. The speaking valve is only used as the patient’s condition improves.
Resource
Sphygmomanometer
An instrument used to measure blood pressure.
Sheath
A catheter-like tube that is placed inside a patient’s vessel during an interventional procedure to help the doctor with insertion and proper placement of the actual catheter. Also called an introducer sheath.