saline lock

saline lock

A device with one or more ports which is used to infuse saline.

saline lock

An intravenous portal, usually placed and left in a vein in one of the patient's arms, and used episodically for fluid or medication infusions. Salt water flushes are used to maintain its patency. Saline locks replaced heparin locks in the 1990s because of cost and efficacy and because heparin locks posed a rare but unacceptable risk of heparin-related allergies, esp. heparin-related thrombocytopenia.
References in periodicals archive ?
Prehospital staff members do not currently have the option of establishing a heparin or saline lock for maintaining IV access.
00, compared with the cost for a saline lock of R5.
Although heparin and saline locks are not currently in the prehospital scope of practice in SA, it can be argued that the use of saline locks for maintaining prehospital prophylactic IV access has potential cost benefits.
Additionally, the Tego population experienced lower levels of ESA utilization and dosage, reducing pharmaceutical costs and challenging the idea that the saline lock possible with Tego could fail to control catheter occlusions as well as a heparin lock.
Course graduates carry a small aid bag containing supplies for controlling bleeding, initiating saline lock and intravenous infusion, and other procedures.
The VantageCath[TM] utilizes a closed-hub system that eliminates the need to tamponade above the site while connecting tubing or saline lock.