Medical devices and apparatus for use in human or animal treatment; medical devices including: medical instruments, syringes, hollow medical needles and needle assemblies, scalpels, stitch cutters, forceps, scissors, trocars, clamps, needle guards, sampling ports, evacuated phials, kidney dishes, bowls, speculums, examination spatulas, suturing apparatus, lavage and enema apparatus; apparatus and devices used in mitigating injury from medical sharps and from contact with body fluids; pre-packaged medical procedure kits for use by medical and paramedical staff including surgeons, physicians, nurses paramedics and veterinary staff; medical procedure kits and devices with peel-off self-adhesive labels adapted for adhesion to items including patients, their dressings or clothing, to patients' records, to medicine containers and to medical devices used in medical procedures; medical devices and apparatus for use in the collection or processing of blood and other body fluids, including apparatus for stripping fluid from tubes, for mixing fluids in tubes, or for sealing or joining tubes used in medicine