Vaginal ultrasonic probe for follicle monitoring

The invention relates to a vaginal ultrasonic probe for follicle monitoring. The vaginal ultrasonic probe for follicle monitoring comprises a housing, an ultrasonic transducer and a protective sleeve hooping device, wherein the housing comprises a head portion, a handle and a rod portion connected between the head portion and the handle, and the head portion and the handle are suitable for insertion in the vagina of a human body. The ultrasonic transducer is arranged in the head portion. The protective sleeve hooping device comprises a sliding sleeve and a pushing part, wherein the sliding sleeve can be arranged outside the handle in the length direction of the handle in a sliding-sleeving mode, and the front end of the sliding sleeve is used for an elastic ring to sleeve. The pushing part is movably arranged on the sliding sleeve and is configured to push the elastic ring to slip off from the front end of the sliding sleeve and then to be arranged on the rod portion in a sleeving mode. A protective sleeve can be smoothly hooped on the vaginal ultrasonic probe under the condition that the protective sleeve does not cause any pollution, the vaginal ultrasonic probe is convenient to use, the protective sleeve is firm and reliable, and loosening and other problems are not produced.