• Total hip replacement

    An artificial acetabulum is implanted into the pelvis and a metal pin in the femur supports the prosthetic femoral head.

  • Transesophageal

    Performed through the oesophagus.

  • Transitory ischaemic attack

    Ischaemic stroke. This occurs when blood flow to an area of the brain is suddenly but temporarily interrupted.

  • Transluminal

    Access to the body through the inside of a blood vessel.

  • Transseptal puncture

    Piercing of the cardiac septum.

  • Transthoracic

    Performed through the ribcage.

  • Transurethral

    Performed through the urethra. For example the transurethral removal of the prostate.

  • Tricuspid valve

    One of four heart valves. It is located between the right atrium and the right ventricle.

  • TROCAR

    Instrument used to create openings in a body cavity.

  • Trochanter

    The superior end of the femur, to which the important lateral hip muscles are attached.

  • Tumescent anaesthesia

    A type of local anaesthesia involving the injection of special fluid into the subcutaneous fatty tissue that causes the tissue to become swollen and firm.