Adjustable pessary

Abstract

The invention relates to an adjustable pessary. A pessary body (1) of the pessary is in a horn mouth shape and is fixed to an annular body (2). A plurality of adjustment rods (3) are arranged in the pessary body (1). A rodless area (11) is formed between the upper ends of the adjustment rods (3) and the upper edge of the pessary body (1). The bottom ends of the adjustment rods (3) are exposed out of the pessary body (1) and are hinged to a movable piece (4). The movable piece (4) is located in the annular body (2) and can move up and down along the annular body (2). A movable piece push rod (5) is arranged in the annular body (2). The top of the movable piece push rod (5) is fixed to the movable piece (4). The movable piece push rod (5) pushes the movable piece (4) to move up and down so that the pessary body (1) can be transversely expanded or can transversely contract. The adjustable pessary has the advantages of being simple in structure, practical in function and obvious in effect, the size can be adjusted, the adjustable pessary is not prone to falling, and medicine in medicine containing space of the adjustable pessary is not prone to loss.

Description

technical field [0001] The invention belongs to the technical field of gynecological medical instruments, in particular to an adjustable pessary. Background technique [0002] Pessary is a medical device used to treat women's uterine prolapse, generally made of polyethylene and silicone rubber materials. Pessaries come in a variety of sizes to suit different people. When in use, first push the prolapsed uterus into the vagina, and then slowly push the pessary into the vagina in an oblique position. After the pessary is put on, the patient should stand up or squat down, and increase the abdominal pressure vigorously to test whether the pessary will come out. If it comes out, it means that the selected pessary is too small, and a larger pessary should be replaced. [0003] The invention with the application number 201110185957.4 discloses a pessary with a slow-release stent, which is equipped with a slow-release stent inside the pessary. The stent contains drugs, and the dr...

AI Technical Summary

Problems solved by technology

The invention with the application number of 201220635124.3 discloses a gynecological pessary, which includes a circular body with serrations on the right side and serrated grooves on the left side of the body. Although the pessary can adjust the size of the pessary according to the size of the uterus , but it can only be adjusted to a small value. If the adjustment is too small, it will be useless, and the pessary is always squeezed during the vaginal advancement, and it is likely that the pessary has failed before it reaches the cervix.

In addition, the pessary will shrink to a minimum after being squeezed during use and then fall off

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