<unk>  is the broad term for a physician, usually a specialist or subspecialist who performs different diagnostic or therapeutic procedures. Depending on the type of procedure, this is commonly referring to a: * Surgeon (for surgical procedures) * Interventional radiologist (for radiologically guided procedures) * Gastroenterologist (for endoscopic investigations / therapies) * Respiratory physician (for bronchoscopy) * Cardiologist (for coronary angiography) It may also be used to refer to any other provider of a procedure, even when it may not be their primary role (e.g. an intensivist inserting a central venous line, or a psychiatrist performing electroconvulsive therapy.<unk> s, regardless of their specific specialty, are commonly responsible for obtaining informed consent from the patient for the intervention they will receive, performing the procedure, and often care following completion of the intervention. Most procedures are facilitated by sedation or anaesthesia to ensure a patient remains comfortable and physiologically supported, thus the<unk>  is required to work alongside an anaesthesiologist or another provider with experience with anaesthesia to ensure the success of the procedure. Additionally, they are often assisted by other medical or nursing staff to perform the procedure.
Proceduralist
Clinician
Surgical technologist
Biomedical scientist
Pharmacist
Doctor
Clinical biologist
Radiographer