When caring for a client with a Penrose drain, what should the nurse ensure to confirm proper function?

To confirm the proper function of a Penrose drain, ensuring that a safety pin is present at the distal end of the drain is essential. The safety pin serves a critical role in preventing the drain from slipping back into the wound, which could lead to complications such as inadequate drainage or infection. By securing the distal end with a safety pin, the drainage system is stabilized, allowing for efficient removal of exudate from the wound site while minimizing the risk of dislodgment.

While other factors, such as securing the drain with a bandage and maintaining its position, may contribute to overall care and management of the drain, they do not specifically indicate that the drain is functioning properly in the same way that the presence of a safety pin does. Regular flushing of the drain is not a standard practice for Penrose drains, as these drains are typically passive and rely on gravity for drainage, rather than requiring irrigation. Thus, confirming the position and security of the safety pin is the most direct method for ensuring the drain is working effectively.