Before the limited hardware warranty expires, please contact Microsoft Surface Support at 1-866-425-8880 (or replacement number(s) provided by Microsoft) or choose from the.standard business hours. The limited hardware warranty terms for your Microsoft Surface hardware unit are located in the Surface Order Form Terms and Conditions that you agreed to as part of the purchase of your Surface hardware unit.
heparin lock. A device attached to an intravenous catheter to prevent it from clotting. It is used for intermittent administration of fluids or medication. See: heparin lock flush solution; venous access device.
HEP-LOCK U/P (Preservative-Free Heparin Lock Flush Solution, USP) is a sterile solution for intravenous flush only. It is not to be used for anticoagulant therapy. HEP-LOCK U/P (preservative-free heparin lock flush solution) is specially formulated for use in situations where the use of preservatives is not advisable.