Stryker PainPump, Two Site Infusion Kit with ExFen 2.5", 120 mL Infusion Kit, sterile, 5 per box. Manufactured for Stryker Instruments, Kalamazoo, MI. Product Number 0500-166-025, REF 500-166-25. || A disposable syringe infuser which uses sustained vacuum pressure to deliver a continuous infusion of medications or fluids at a controlled rate. It delivers controlled amounts of medication directly to the intraoperative site for pain management and/or antibiotic administration. It is also intended for controlled delivery of local anesthetics in close proximity to nerves for postoperative regional anesthesia and pain management. Routes of administration may be intraoperative, perineural, or percutaneous.