Which of the following is considered a best practice for using a REM pad?

The best practice for using a REM pad involves placing it on a convex area with good blood flow. This is essential because good blood circulation helps ensure optimal electrical conductivity, which allows for more effective stimulation and monitoring during medical procedures. Convex areas generally provide a better surface for adhesion and reduce the risk of movement or slippage, which can compromise the effectiveness of the pad.

Using a REM pad correctly is vital to achieving accurate readings and providing safety during procedures. Proper placement on a convex area also minimizes the risk of discomfort or skin irritation, which can occur when pads are applied to bony regions or poorly perfused areas.

The other options present practices that could lead to ineffective use of the REM pad or potential complications. For instance, placing the pad directly on bony areas can lead to decreased conductivity and discomfort, while using it over tattoos may interfere with the readings due to the different ink materials. Additionally, positioning it far from the surgical site might not provide the necessary electrical monitoring or stimulation in the relevant area, which is crucial in many medical applications.