Specialist springs for medical and pharmaceutical applications

Production of springs for this elite industry sector involves detailed consideration of characteristics such as material parameters, finished spring feel and location within equipment - for example, exposure to biological materials, or not. Springs for medical and pharmaceutical applications fall into three main types:

• Springs for pharmaceutical delivery systems: syringes, check valves, pill dispensers, pill counters, fluid control, intravenous valve controls, pharmacy automation, automated drug management, liquid and dry powder inhalation devices.
• Springs for medical devices: surgical tools and instruments, staple guns, orthopaedic tools, suction lines, catheter valves, peristaltic pumps, anaesthetic infusion, sterilisation valves, fluid control valves, sterilisation equipment.
• Springs for related devices: shunt valves, wheelchairs, medical instrumentation, diagnostic devices, centrifuges, testing, monitors and inductors, booms, lifts, accessories and air flow management systems.

Stock for same-day despatch includes such items as type 316 stainless steel Lite Pressure compression springs and silver-coated beryllium copper springs, as well as wave springs, compression springs, extension springs, torsion springs, constant force springs, Belleville washers and more. All stock items are RoHS and REACH compliant.

Materials used in this demanding sector include: stainless steel 316 and 17-7; Elgiloy; Inconel 600, 718 and x750; phosphor bronze; beryllium copper; Hastelloy; and plastic composites.

Further information on Lee Spring products can be found at www.leespring.co.uk.