一种临床妇科护理宫颈上药装置
By designing a device that includes a drug delivery tube, a push rod, a drug delivery head, and a dilation component, and utilizing an airbag to open the posterior vaginal wall and a pusher to deflect the cervix, the problem of drugs being difficult to enter the posterior fornix is solved, thus achieving precise drug delivery and ensuring therapeutic efficacy.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- NANFANG HOSPITAL OF SOUTHERN MEDICAL UNIV
- Filing Date
- 2025-03-18
- Publication Date
- 2026-07-17
Smart Images

Figure CN224506077U_ABST
Abstract
Claims
1. A device for applying medicine to the cervix in clinical gynecological care, characterized in that, include: The drug tube (2), push rod (8), drug dispensing chamber (15), power chamber (17), drug delivery head (19), isolation plate (20), offset component and expansion component; the inside of the drug tube (2) is divided into drug dispensing chamber (15) and power chamber (17) by isolation plate (20), the drug delivery head (19) is slidably installed on the inner wall of the drug dispensing chamber (15), and the push rod (8) is fixedly connected to the outer surface of the drug delivery head (19), the offset component is installed inside the power chamber (17), and the expansion component is provided on the outer surface of the drug tube (2).
2. The device as claimed in claim 1, wherein, The outer surface of the medicine tube (2) is fitted with a threaded connector (10), and the outside of the medicine tube (2) is covered with a protective sleeve (1).
3. The device as claimed in claim 2, wherein, The offset assembly includes: a slide bar (7), a push plate (12), an elastic plate (16), and a power chamber (17); A slide rod (7) is slidably installed inside the power chamber (17). An elastic plate (16) is fixedly connected to the right end of the slide rod (7). A push plate (12) is rotatably installed on the right end of the medicine tube (2), and the elastic plate (16) and the push plate (12) are fixedly connected.
4. The device as claimed in claim 3, wherein, The left end of the slide rod (7) and push rod (8) is fixedly connected to a handle (6), and the outer surface of the handle (6) is provided with anti-slip texture.
5. The device as claimed in claim 4, wherein, A handle (9) is fixedly connected to the outer surface of the medicine tube (2).
6. The device as claimed in claim 5, wherein, The outer surface of the pusher (12) is fixedly connected to a pusher block (13), and the pusher block (13) is hemispherical.
7. The device as claimed in claim 6, wherein, The expansion assembly includes: an airbag (3), a valve (4), an air tube (5), a balloon (11), an airway (14), and an annular groove (18); The outer surface of the medicine tube (2) is provided with an annular groove (18), and a balloon (11) is fixedly connected to the inner wall of the annular groove (18). The outer surface of the medicine tube (2) is provided with an air passage (14), and the air passage (14) is connected to the annular groove (18). The outer surface of the medicine tube (2) is fixedly connected with an air tube (5), and the air tube (5) is connected to the air passage (14). An air bladder (3) is connected through the top end of the air tube (5), and a valve (4) is installed through the outer surface of the air tube (5).