Essential knee terminology
NAMIC search for term

NAMIC is an abbreviation of Nanofracture Autologous Matrix-Induced Chondrogenesis.

Nanofracture search for term

Nanofracture is a procedure whereby a tiny 'pick' is used to make holes through the bone plate under the joint cartilage, to encourage stem cells to enter the area and repair the defect.

Nanofracture Autologous Matrix-Induced Chondrogenesis search for term

Nanofracture Autologous Matrix-Induced Chondrogenesis is a cartilage regeneration procedure combining nanofracture and AMIC.

National Health Service search for term

The National Health Service (NHS) is the state healthcare system of the United Kingdom.

National joint registry search for term

Countries may each have a registry all hip, knee, ankle, elbow and shoulder replacement operations to monitor the performance of joint replacement implants.

Navigation system search for term

A computer system to help the surgeon to make decisions on where to make bony cuts, for example in knee replacement or osteotomy.

Necrosis search for term

Death of tissues.

Nerve search for term

A tract of fibres that transmit impulses relating to movement and sensation.

Neurological search for term

Relating to nerves.

Neuroma search for term

A neuroma is a small knot of nerve endings, which can form when a nerve has been cut. It is really an attempt by the nerve to heal itself, but something goes wrong with its attempts. A neuroma can form in the tissues around the knee after an injury or after knee surgery.

Neuromuscular search for term

The word 'neuro' means 'nerves' or relating to the nervous system. 'Neuromuscular' means the muscles and the nerves that give the instructions to the muscles.

Neuropathic search for term

Abnormality arising from the nervous system.

Neurosensory search for term

Neurosensory means sensation via the nerve supply.

NHS search for term

Abbreviation of 'National Health Service'.

Non-isometric search for term

Non-isometric means that in a ligament the length cannot be maintained throughout the range of motion of the joint.

Non-steroidal anti-inflammatory search for term

A non-steroidal anti-inflammatory is a medication to reduce inflammation, but which does not contain steroids (cortisone products).

Notch search for term

Same as 'intercondylar notch'.

Notch impingement search for term

Notch impingement is when a cruciate ligament graft is wrongly placed or too bulky, and the fibres impinge on the roof of the bony notch of the femur.

Notchplasty search for term

A notchplasty is a surgical widening of the intercondylar notch, usually performed as part of an anterior cruciate ligament reconstruction to prevent catching of the new ligament.

Noyes classification search for term

The Noyes' Classification is a system for classifying the degree of joint destruction in an arthritic joint.

NSAID search for term

Abbreviation of 'non-steroidal anti-inflammatory'.

NWB search for term

NWB is an abbreviation for 'non-weight-bearing'.