Ultrasonic in-cavity probe isolation and sound guiding integrated device

The invention provides an ultrasonic in-cavity probe isolation and sound guiding integrated device, and belongs to the field of medical instruments. The device comprises a sound-guiding pad head, a plastic isolation sleeve, a rubber band sleeve and a sound-guiding probe, wherein the sound-guiding probe comprises a working end and a handheld end, the plastic isolation sleeve encloses the working end, the plastic isolation sleeve and the working end are connected by the rubber band sleeve, the plastic isolation sleeve is retractable with the working end, and one end, far away from the rubber band sleeve, of the plastic isolation sleeve is connected to the sound-guiding pad head. The sound-guiding pad head is prepared from the following compositions in percentage by weight: corn starch 1-3%,agar 2-4%, medical glycerin 0.5-1%, Kathon 0.01-0.02%, and the balance of water. According to the invention, corn starch, agar, medical glycerin, Kathon and water are adopted to prepare the sound-guiding pad head, so that the