Ultrasound block with three blood vessels with diameters of 4, 8 and 15 mm with adjustable fluid flow. Punctures and injections possible, with self-closing injection channels. Easy-to-use, cost-effective and realistic echogenicity. The material of the SONOtrain™ trainer simulates the feel of real soft tissue for carrying out palpations and injections and shows realistic texture and echogenicity on ultrasound images. The SONOtrain™ trainer is an excellent teaching tool for basic training and for improving dexterity and hand-eye coordination skills. An ultrasound device is required but not included. A replacement block for SONOtrain™ Vein Model is available separately.