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Disposable vagina expander

A vaginal expansion, disposable technology, applied in the field of medical devices, can solve the problems of troublesome assembly, many parts, complex structure, etc., and achieve the effect of comfortable use, less parts and small volume

Inactive Publication Date: 2012-05-30
宁波菲特医疗器械有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Patent Application No. 200810196150.9 "Disposable Vaginal Dilator" provides a single-handed dilation and positioning operation, and the expansion angle can be changed by gently pressing the control panel, and then locked firmly. The structure is more complex, there are many parts, and the assembly is troublesome

Method used

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Embodiment Construction

[0015] Embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0016] The front end of the upper expansion piece 5 is an upper duckbill piece with arc edges, an opening 3 is arranged in the middle of the front end, and two long and short clips extend vertically from both sides of the rear end, the long clip is the turning handle 4, and the short clip 2 There is a shaft pin 1 on the inner wall, and a flange 10 or two flanges extend from the end of the shaft pin 1 . On the inner wall of the rotating handle 4 and the position corresponding to the shaft pin, there is a protrusion, a cylindrical connecting column 11, and evenly distributed and raised ratchets are arranged on the outer periphery of the connecting column 11 to form a positioning buckle 12.

[0017] The lower expansion piece 6 is formed by the connection of the lower duckbill piece and the hand-held piece 7 through a circular arc. The shaft hole ...

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Abstract

The invention provides a disposable vagina expander. An upper expanding sheet and a lower expanding sheet are connected to be a whole; an axle pin and a connection column are fixed on the inner walls of two sides of the upper expanding sheet; a flange is extended from the end of the axle pin; two sidewalls of the lower expanding sheet are provided with a shaft hole and a through hole relative to the positions of the axle pin and the connection column; the shape of the shaft hole is matched with that of the end of the axle pin; the upper expanding sheet and the lower expanding sheet are connected to be a rotatable whole through the axle pin, the shaft hole, the connection column and the through hole; the periphery of the connection column of the upper expanding sheet is provided with a positioning buckle consisting of high convex ratchets; the outer surface of one sidewall of the lower expanding sheet is provided with locking buckle consisting of ratchets; and the locking buckle and the positioning buckle are matched. The expander has the advantages that the positioning buckle and the locking buckle are connected and have the functions of locking and positioning; the expander is few in parts, small in volume and compact in structure; as locking and positioning parts are all in hidden positions, the outside of the expander has no exposed convex parts so as to ensure smooth and more attractive appearance; the ratchets which are uniformly distributed, tiny and matched can rotate in only one direction; each expansion is small in angle rotation and change and capable of steplessadjustment; and the expander in use is free from sudden change and pain, comfortable and strong in practicability.

Description

technical field [0001] The invention relates to a medical device for gynecological examination, treatment, family planning and other operations, in particular to a disposable vaginal dilator with simple structure, smooth and beautiful appearance, safe and convenient use. Background technique [0002] Most of the existing vaginal dilators are metal parts composed of multiple parts, and the structure is complex, and the volume is large, the weight is heavy, and the operation is inconvenient. [0003] Patent No. 200720074542.9 "A Disposable Vaginal Dilator with Internal and External Arcs", provides a dilator with a simple structure, consisting only of upper and lower expansion pieces, with a smooth surface and no inner sharp edges or The problem of rough burrs will not cause bleeding accidents caused by injuring vaginal tissue and injuring doctors' fingers, and it is safer and more reliable in clinical use. [0004] Patent No. 200820151563.0 "A Disposable Vaginal Dilator with ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61M29/00
Inventor 何定甫
Owner 宁波菲特医疗器械有限公司
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