CN201275357Y

CN201275357Y - Disposal vaginal dilator with circular arc inside and outside perimeter

Info

Publication number: CN201275357Y
Application number: CNU2007200745429U
Authority: CN
Inventors: 林静
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-11
Filing date: 2007-09-11
Publication date: 2009-07-22
Anticipated expiration: 2017-09-11

Abstract

The utility model provides a disposable vaginal dilator with inner and outer arcs at the periphery thereof. The disposable vaginal dilator consists of an upper wing, a press handle, a lower wing, a handle, an axle pin, an axle hole and a fixing device, such as hooks and buckles. The disposable vaginal dilator is characterized in that the peripheral inner surface and the outer surface of the upper wing, the press handle, the lower wing and the handle have an arc shape including two connected semi-circular arcs. The disposable vaginal dilator has the advantages that the vaginal dilator solves the problems of the prior product, such as sharp edge, roughness or blurs, existing on the peripheral surfaces of the upper wing, the lower wing, the press handle and the handle, to ensure the safe and reliable clinical use; and the die structure is optimized to achieve high efficiency and reduced energy consumption.

Description

The disposable vagina expander of the inside and outside circular arc of a kind of periphery

Technical field

This utility model relates to the disposable vagina expander of the inside and outside circular arc of a kind of periphery that is used for department of obstetrics and gynecology inspection and operation in a kind of medical treatment.

Background technology

So far, known disposable vagina expander comprises disposable vagina expander of band illumination or camera head or the like, at least all will by these two of last expanding plate and following expanding plates independently member form, have plenty of by plural member and form.The anterior likeness in form of last expanding plate " duckbilled " is referred to as upper limb, and the rear end continues backward and is referred to as handle, and the anterior likeness in form of following expanding plate " duckbilled " is referred to as bottom wing, and rear end continuity downwards is referred to as the hands handle; Also include pivot pin and axis hole or class pivot pin and axis hole between the upper and lower expanding plate, in order to rotate or to promote, known pivot pin and axis hole or class pivot pin and axis hole not only have various ways, and can replace mutually and design respectively on upper and lower expanding plate; Usually also can include fixture between handle and the handle, known fixture has various ways, cooperates screw rod and cooperating of nut or the like as hook and button.Known disposable vagina expander is a plastic, by the injection mo(u)lding of disposable vagina expander particular manufacturing craft.

Known disposable vagina expander product, its upper limb, bottom wing, handle, the peripheral inner face of handle exists cutting edge of a knife or a sword to insult always, coarse, the problem of burr, when reason is come comfortable product design, the result that above-mentioned parts adopt outer arc to be connected with inboard right angle, then be that outer arc is connected with inboard right-angle side in the mould manufacturing, therefore after the formed product on, bottom wing or handle, there are outer arc in handle or the whole periphery of expanding plate up and down inner face and the problem of inboard cutting edge of a knife or a sword rib or coarse very person burr always, cause damaging patient's vagina tissue or doctor's finger, cause hemorrhage accident, therefore be a long felt need for a kind of upper limb clinically, bottom wing, handle, in all peripheries of handle, the disposable vagina expander mould of external arc.

Summary of the invention

This utility model purpose is to provide the disposable vagina expander of the inside and outside circular arc of a kind of periphery, to ensure the safe and reliable of clinical use.

This utility model purpose is achieved in that the disposable vagina expander of the inside and outside circular arc of a kind of periphery, by upper limb, handle, bottom wing, handle, pivot pin, axis hole and fixture such as hook with buckle and form, it is characterized in that upper limb, handle, bottom wing, all peripheral inner faces of handle and outside are the circular arc that semi arch is connected with semi arch.

With the both sides axis hole design respectively about on two slide blocks, and the form of pivot pin and axis hole do not limit, its position can exchange; Whether will detain design on handle, and with bottom wing, handle molding, and fixture is not limited only to cooperating of hook and button, and various ways can be arranged, and its position can exchange, do not limit fixture and be connected as a single entity with handle, handle and be arranged in the same mould; In addition can also realize upper limb and bottom wing are designed to fore-end than the higher broad of mid portion, rear end part is than the wideer higher and over-drastic shape that meets vagina dissection principle of formation nature of fore-end, make it more to meet clinical instructions for use, overcome the upper and lower wing fore-end of disposable vagina expander in the past can not be than mid portion high or wide shape, if upper and lower wing fore-end than mid portion the high or wide problem of will be by " barb " and can't the demoulding; The shape of hacking in the middle of also pivot pin can being designed to simultaneously, such pivot pin with just can reach cooperating of axis hole the purpose of difficulty of coming out easily of entering, and improved the drawback that assembling speed and the pivot pin of avoiding in the past not having the design of hacking usually can come off in use; No matter and disposable vagina expander adopts which kind of pattern and which kind of connected mode or which kind of fixture, all one or several products or parts branch can be arranged or merge design in a mould, be made into upper limb, bottom wing, handle, the slick disposable vagina expander of all peripheral inside and outside circle arcs of handle.

Compared with the prior art, advantage of the present utility model is:

1, change original disposable vagina expander and mould and comprised upper limb, bottom wing, handle, design and the fractal area and the stripping means of periphery such as handle, because vaginal dilator is distinctive irregularly shaped, reach above-mentioned all peripheries of parts in, the outside is the circular arc design and realizes existing many difficult problems by mould molding on product, do not adopt the outside semi arch to be connected design with the inner face right angle so be resolved for a long time always, be embodied on the mould, on then being, bottom wing, handle, the die cavity semi arch of parts such as handle is connected with the core right-angle side, when the demoulding, upper limb must be loosed core by angled-lift splits, be that the upper limb core rod must be extracted the back demoulding out from the long die cavity of upper limb, the bottom wing core rod must be extracted the back out and pass through whole position demoulding or the like drawback then from the long die cavity of bottom wing, after causing the disposable vagina expander formed product, certainly will form and be positioned at upper limb, bottom wing, handle, the outside of all parts peripheries such as handle is the shiny surface of semi arch, and the inner face of periphery is cutting edge of a knife or a sword faceted pebble or matsurface even jagged.Now then with upper limb; all peripheries of handle; bottom wing; all peripheries of handle; all adopt die cavity semi arch and core semi arch to connect into slick disposable vagina expander of whole circular arc and mould design; whole upper limb; the die joint that the handle semi arch docks with semi arch; need not during the demoulding to loose core by angled-lift splits; whole bottom wing; the die joint that the handle semi arch docks with semi arch; need not during the demoulding just can directly open depanning by whole position; just can reach upper limb after the formed product like this; bottom wing; handle; all periphery outside and the slick purposes of the equal circular arc of inner face such as handle; ensure clinical safe and reliablely, protected consumer's interests.

2, changed on original disposable vagina expander, the shape of bottom wing, because in the past in product design, technical backwardnesss such as mould die joint and stripping means, the disposable vagina expander shape of product causes on all can only be, bottom wing front end head is the narrowest, middle waist is wideer than front end head, the rear end root is than the same shape such as wide with middle waist of the wideer shape of middle waist or front end head, and can only be that the front end head is minimum, middle waist is than front end head, the rear end root is the higher or the same high shape with middle waist of front end head than middle waist, and on can only being, the bottom wing front end becomes big successively or waits greatly to the rear end, if expect want clinically on, bottom wing front end head than middle waist wide or front end head than middle waist high just as the shape or the better more practical shape of metal vaginal dilator just can't realize in the past at all, otherwise product when ejecting on, bottom wing front end head than middle waist high or wide part will have been lived by " barb " and can't the demoulding, or because last, bottom wing, handle, the radian of handle or angle problem and can't the demoulding; Adopt disposable vagina expander design, mould die joint and the stripping means of the inside and outside circular arc of upper and lower expanding plate periphery now, the upper and lower wing, handle, handle, upper and lower expanding plate be separated demolding directly, just do not have problems such as " barbs " during the product depanning like this, then just can be made into upper and lower wing front end head than middle waist wide or front end than high shape of middle waist or the clinical disposable vagina expander product of wanting more practical more attractive in appearance; Reduce the mould friction simultaneously, increased die life, simplified production technology, improved work efficiency.

3, pivot pin is designed to the middle shape of hacking, make its rich " elasticity ", like this pivot pin with just can reach assembling cooperating of axis hole and the time enter easily, the purpose of the difficulty of coming out during use, and operation or all easily convenient when rotating, can stand clinical pressure-bearing and can slippage or jam, the pivot pin defective of slippage or jam from axis hole easily in having avoided in the past using has ensured the effectiveness of clinical use.

4, disposable vagina expander can have various ways, as destroyed formula disposable vagina expander, disposable vagina expander of band illumination or camera head or the like, no matter disposable vagina expander adopts which kind of pattern and which kind of fixed structure device, and fixture whether with handle.Handle is connected as a single entity, all can be separately or merge design in a mould with one or several products or parts, be made into upper limb, bottom wing, handle, the slick disposable vagina expander of all peripheral inside and outside circle arcs of handle, thereby ensured clinical safe and reliable.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 is that the expanding plate inner face is just waiting side view on this utility model.

Fig. 2 is that side view is just being waited in the expanding plate outside under this utility model.

Fig. 3 is that the expanding plate inner face is just waiting side view under this utility model.

Fig. 4 is that side view is just being waited in the expanding plate outside under this utility model.

The specific embodiment

Shown in Figure 1, last expanding plate comprises that the circular arc of upper limb, the whole circular arcs designs of all peripheral inner faces of handle, hook periphery designs and design is hacked in pivot pin centre in both sides, and the garden arc design wideer than middle waist of upper limb front end.

Shown in Figure 2, last expanding plate hacks design in the middle of comprising the circular arc design of all circular arcs designs of periphery outside of bottom wing and handle, hook periphery and both sides pivot pin, and the garden arc design higher than middle waist of upper limb front end.

Shown in Figure 3, following expanding plate comprises bottom wing, the whole circular arc designs of all peripheral inner faces of handle, buckles peripheral circular arc design, and the garden arc design wideer than middle waist of upper limb front end.

Shown in Figure 4, following expanding plate comprises bottom wing, all circular arc designs of periphery outside of handle, buckles the planar design on base, and the garden arc design higher than middle waist of upper limb front end.

Above-mentioned design and mould manufacturing have guaranteed that last bottom wing, handle, all peripheral inner face circular arcs of handle are smooth, the exploitativeness of all periphery outside slick disposable vagina expanders of circular arc of entire product and mould and manufacture method, and novel, practicality.

Owing to adopt such scheme, present disposable vagina expander just can be freely according to clinical designing and make just as the shape of metal vaginal dilator and the graceful more practical more form that meets vagina dissection principle of wanting, simultaneously can be on a mould with one or several dilators designs, only need just all molding of an injection moulding, not only overcome the product aberration, and increased service life of mould, and improved production efficiency, saved the energy; It is smooth to have reached the upper and lower wing of disposable vagina expander, handle, all peripheral inner face circular arcs of handle simultaneously; the purpose of the smooth unanimity of all periphery outside circular arcs of upper and lower expanding plate; overcome the drawback of disposable vagina expander upper limb, bottom wing, handle, handle periphery inner face cutting edge of a knife or a sword rib or coarse or burr; the medical treatment damage accident of having avoided having takes place; ensured the safe, effective, reliable of medical apparatus and instruments; ensured the physical and mental health of consumer; protect the interests of consumer, therefore had good social benefit and economic benefit.

The above only is one of them embodiment of the present utility model, and the equivalent transformation that all are done according to this utility model content all is included within the claim of the present utility model.

Claims

1. the disposable vagina expander of the inside and outside circular arc of a periphery, by upper limb (1), handle (3), bottom wing (2) handle (4), pivot pin (5), axis hole (6) and fixture such as hook (7) with buckle (8) and form, it is characterized in that upper limb (1), handle (3), bottom wing (2), all peripheral inner faces of handle (4) and outside are the circular arc that semi arch is connected with semi arch.

2, the disposable vagina expander of the inside and outside circular arc of a kind of periphery according to claim 1, about it is characterized in that described both sides axis holes (6) are located at respectively on two slide blocks, and pivot pin (5) do not limit with the form of axis hole (6), and its position can exchange.

3, the disposable vagina expander of the inside and outside circular arc of a kind of periphery according to claim 1 is characterized in that described button (8) is located on the handle (3).

4, the disposable vagina expander of the inside and outside circular arc of a kind of periphery according to claim 1 is characterized in that described upper limb (1) and bottom wing (2) are the higher broad of mid portion, and rear end part is than fore-end Gao Gengkuan more.

5, the disposable vagina expander of the inside and outside circular arc of a kind of periphery according to claim 1 is characterized in that described pivot pin (5) is middle shape of hacking.