The IMEX Pocket-Dop II with 8MHz Vascular Doppler Probe Attachment is a handheld unit designed for detecting DVT in superficial vessels. This vascular doppler probe, made by the brand IMEX in the United States, emits a 8MHz frequency to accurately detect blood flow and potential blockages. With a focus on portability and ease of use, this unit is ideal for healthcare professionals looking to quickly and effectively assess patients for DVT.