Vagina administration device for obstetrics and gynecology department

By using an inflatable expansion sleeve and a closed delivery module in the vaginal delivery device, the drug can be delivered and retained at a specific point, solving the problem of the drug not being able to accurately reach the lesion area, and improving the accuracy and therapeutic effect of vaginal delivery.

CN122075901APending Publication Date: 2026-05-26QINGDAO MUNICIPAL HOSPITAL
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Patent Information

Application Number
CN202610363882.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-03-24
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

When patients administer medication using existing vaginal delivery devices, the medication is difficult to accurately reach the lesion area, and the medication is prone to movement within the vagina, affecting the treatment effect.

Method used

A vaginal drug delivery device for obstetrics and gynecology is designed. By setting up an inflatable expansion sleeve and a closed drug delivery module, the inflatable expansion sleeve is used to fit tightly against the vaginal wall inside the vagina to form an independent lesion area space. The push rod pushes the drug directly into this space to ensure that the drug accurately reaches and stays in the lesion area.

Benefits of technology

It improves the accuracy and therapeutic effect of vaginal administration, ensures that the drug maintains an effective concentration in the lesion area, and prevents the drug from leaving the lesion area.

✦ Generated by Eureka AI based on patent content.
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Abstract

The invention discloses a vaginal drug delivery device for gynaecology and obstetrics, and belongs to the technical field of medical instruments, the vaginal drug delivery device comprises a drug delivery sleeve, a focus area fixed point module and a closed drug delivery module, the drug delivery sleeve comprises an insertion cylinder and an extension cylinder, the extension cylinder is inserted into the rear end of the insertion cylinder so as to extend the length of the drug delivery sleeve inserted into the vagina of a patient, and the extension cylinder is connected with the insertion cylinder. According to the device, the inflatable expansion sleeves are inflated and expanded in the process of moving in the vagina of a patient along with the insertion cylinder, so that the patient can align and position the area sealing sleeve between the two inflatable expansion sleeves in a focus area, and the area sealing sleeve changes in shape along with the inflatable expansion sleeves; the outer edge part of the area sealing sleeve is also kept in a state of being tightly attached to the vaginal wall, the medicine in the medicine feeding pipe is directly pushed out into the independent space on the inner side of the area sealing sleeve through the medicine pushing rod, the medicine accurately reaches the focus area and stays in the temporary sealing space where the focus area is located, and the concentration of the medicine capable of being effectively treated is kept in the focus area.
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