Trace a device from bar stock or resin lot to serial number, with its design and service files.

Medical device trades make very different objects. A surgical instrument maker grinds and polishes stainless steel forceps and scissors, while an orthopaedic implant shop machines titanium and cobalt chrome on turn-mill centres. A disposables line moulds syringe barrels, packs pouches and sends cartons for ethylene oxide sterilisation, and a diagnostic equipment maker builds boards and housings. A hospital furniture shop welds and upholsters bed frames. Each is traced differently.

What they share is the file behind each product. A device master record names the drawing, the alloy or resin grade and the inspection plan, and each production run adds a history record with lot numbers, operators and micrometer readings. Supplier certificates and gauge calibration complete the picture. Without that link, a hospital buyer who reports one faulty unit leaves the maker searching through folders, route cards and supplier files to learn which other units are affected.

After shipment the record keeps working. Serial numbers link a unit to its buyer, its installation and its service visits, and a complaint or a returned part is traced back to the lot. Moulders, implant shops and bed makers differ in how deep that trace goes and in what a purchase committee asks to see. Each file stays short and exact.