Surgical, medical, dental and veterinary apparatus and instruments including apparatus, instruments and parts thereof adapted for the delivery of substances such as drugs to a patient or to animals, including drugs to reduce body fat, increase muscle mass or decreasing stress; artificial limbs, eyes and teeth; orthopaedic articles; suture materials; needles; catheters including in-dwelling catheters and intermittent catheters; syringes including bulb syringes; flow control tubing for medical applications; analgesic devices including patient controllable analgesic devices; vacuum cups; needle disposal units; sprayers for medical, dental, surgical and veterinary purposes including spray units for the delivery of substances to a patient or to animals such as nasal or oral spray units; epidurals including epidural sandwiches; anaesthetic apparatus and masks; cannulae; diagnostic apparatus and equipment; gloves for medical purposes; pumps and injectors for medical purposes; tubes for medical purposes including drainage tubes; apparatus for the delivery of substances such as pharmaceutical preparations to an animal, including orally, nasally, rectally, subcutaneously and by injection