CN206081305U - Disposable contains medicine cervical expansion stick - Google Patents
Disposable contains medicine cervical expansion stick Download PDFInfo
- Publication number
- CN206081305U CN206081305U CN201620211687.8U CN201620211687U CN206081305U CN 206081305 U CN206081305 U CN 206081305U CN 201620211687 U CN201620211687 U CN 201620211687U CN 206081305 U CN206081305 U CN 206081305U
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- CN
- China
- Prior art keywords
- push rod
- silicone rubber
- locating piece
- rubber sleeve
- medicine film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Media Introduction/Drainage Providing Device (AREA)
- Medicinal Preparation (AREA)
- Materials For Medical Uses (AREA)
Abstract
The utility model provides a disposable contains medicine cervical expansion stick, it includes body and push rod, this body is the cavity body, and one deck medicine membrane is fixed in the external wall surface adhesion of hollow tube, this push rod one end is equipped with a locating piece, body one end is cup jointed with the one end that the push rod set up the locating piece, the cavity body is the silicone rubber tube, and the drug release of silicone rubber tube outer wall is fast, can increase the lubricated degree of cervical simultaneously, effectively alleviates clinical the painful of palace in -process that expand of disease and feels.
Description
Technical field
The utility model is related to gynaecology's medicine equipment, more particularly to a kind of single use pastille cervical dilator bar.
Background technology
Rod for expanding cervix is mainly used in the cervical dilatation before clinical gynemetrics's uterine cavity indagation.At present in family planning operation and gynaecology's hand
In art, typically had using the operation of rod for expanding cervix：It is artificial abortion, placement/taking-up intrauterine device, therapeutic dilatation and curettage, diagnostic
Dilatation and curettage, hysteroscope operation etc..
At present, the general not drug containing of rod for expanding cervix for clinically using, is barred body of the length in 180mm or so, and front end has
Bending curvature, generally specifies a diameter of 5mm of model, i.e., No. 5 rod for expanding cervix with the diameter of barred body.When using, using rod for expanding cervix sheet
Body oppresses mode expansion cervix with diameter greater than the difference of cervix internal diameter with physics, and expanding can make patient produce pain during palace
Pain.Therefore need to be improved.
Utility model content
Main purpose of the present utility model is the disadvantages mentioned above for overcoming existing product to exist, and providing one kind disposably makes
Pastille cervical dilator bar is used, it is made up of aseptic pastille silicone rubber tube and push rod two parts；The medicine of pastille silicone rubber tube outer wall
The fast lubricity that can increase uterine neck simultaneously of rate of release, effectively alleviates the clinical pain expanded during palace of sufferer.
The purpose of this utility model is realized by technical scheme below.
The utility model single use pastille cervical dilator bar, it is characterised in that including body and push rod；The body is
One layer of medicine film is fixed in hollow tube, hollow tube outer wall surface attachment；The push rod one end is provided with a locating piece；Body one end with
Push rod arranges one end socket of locating piece.
Aforesaid single use pastille cervical dilator bar, wherein, the hollow tube is hollow silicone rubber sleeve, in this
One layer of medicine film is fixed in the attachment of empty silicone rubber sleeve outer wall surface, and the medicine film is lidocaine hydrochloride medicine film, hollow silicone rubber sleeve
External diameter be 2mm to 24mm；The push rod is by the reducing body of rod of medical polypropylene material once injection moulding；Push rod is by fixed
The shank diameter of position block to handle section is 3mm to 15mm, and length is 120 ± 5mm；Push rod is straight to the body of rod of body section by locating piece
Footpath is 1mm to 22mm, and length is 60 ± 10mm；The locating piece is cylindrical block, and the cylindrical block is noted with push rod one
It is set on push rod after molded or independent injection mo(u)lding.When using, locating piece props up ectocervix mouth, for preventing rod for expanding cervix
Go deep into intrauterine excessive, damage uterus；The hollow silicone rubber sleeve is set in by inwall by the elasticity of silicone rubber tube itself and is pushed away
Boom end.
Aforesaid single use pastille cervical dilator bar, wherein, the lidocaine hydrochloride medicine film is will to be enclosed within push rod
On silicone rubber sleeve be immersed in by percentage by weight for 30 ± 10% lidocaine hydrochloride, percentage by weight be 35 ± 15%
Polyvinylpyrrolidone/vinyl acetate ester admixture (VA-64), the liquid that mixes of balance of polyethylene glycol in, normal temperature
After immersion 4 to 5 seconds, shaping medicine film is dried after taking-up at normal temperatures.
The beneficial effect of the utility model single use pastille cervical dilator bar, it is available for clinical family planning/gynemetrics to enter
The uterine cavity inspection that row need not be anaesthetized/preoperative cervical dilatation is used；Expand the water solubility being contained within by medicine film during palace
The dissolving of polyethylene glycol increases the lubricity of uterine neck, while effectively alleviating sufferer by the release of lidocaine hydrochloride is expanding palace
During pain.Content of dispersion is low to reduce the side effect that medicine is brought, and this product list Zhi Hanliang is only 22mg, is effectively being made
More than 90% insoluble drug release can be reached with the stage.Rate of release is fast, verifies that medicine film about can in 5min by simulated test
To reach 90% insoluble drug release.
Description of the drawings
Fig. 1 is the utility model structural representation.
Major Symbol explanation in figure：1 medicine film, 2 silicone rubber sleeves, 3 locating pieces, 4 push rods, 5 handles
Specific embodiment
As shown in figure 1, the utility model single use pastille cervical dilator bar, it includes body and push rod 4；The body
For hollow tube, one layer of medicine film 1 is fixed in the attachment of hollow tube outer wall surface；The one end of push rod 4 is provided with a locating piece 3；Body
One end arranges one end socket of locating piece 3 with push rod 4.Wherein, the hollow tube be hollow silicone rubber sleeve 2, the hollow silicon rubber
One layer of medicine film 1 is fixed in the attachment of the outer wall surface of gum cover pipe 2, and the medicine film 1 is lidocaine hydrochloride medicine film, outside hollow silicone rubber sleeve
Footpath is 2mm to 24mm；The push rod 4 is by the reducing body of rod of medical polypropylene material once injection moulding；Push rod is by locating piece
It is 3mm to 15mm to 5 sections of shank diameter of handle, length is 120 ± 5mm；Push rod by locating piece to body section shank diameter
For 1mm to 22mm, length is 60 ± 10mm；The locating piece 3 is cylindrical block, the cylindrical block and push rod integrated injection molding into
It is set on push rod after type or independent injection mo(u)lding；When using, locating piece props up ectocervix mouth, for preventing rod for expanding cervix from going deep into
Intrauterine is excessive, damages uterus；The hollow silicone rubber sleeve 2 is set in push rod by the elasticity of silicone rubber sleeve itself by inwall
4 ends.The lidocaine hydrochloride medicine film be the silicone rubber sleeve 2 that will be enclosed within push rod 4 be immersed in by percentage by weight be 30 ±
10% lidocaine hydrochloride, polyvinylpyrrolidone/vinyl acetate ester admixture (VA- that percentage by weight is 35 ± 15%
64), in the liquid that balance of polyethylene glycol is mixed, soak at room temperature dries at normal temperatures shaping medicine after 4 to 5 seconds, after taking-up
Film.
As shown in figure 1, the preparation of the utility model single use pastille cervical dilator bar：Silicon is made using expressing technique
After rubber tube, an end closure, the other end retains opening and forms half opening sleeve pipe.The silicone rubber sleeve 2 of half opening is enclosed within into push rod 4
The end of the reduced diameter section of cylindrical locating piece 3 is provided with, by the elasticity and frictional force between the two of silicone rubber sleeve, is made
The inwall of silicone rubber sleeve 2 is fixed with push rod.
The silicone rubber sleeve 2 being set on push rod 4 is partially submerged in liquid, is dried after taking-up i.e. in silicone rubber sleeve
2 outer walls are molded medicine film.
The configuration of liquid, weighs 30 grams of lidocaine hydrochlorides, 35 grams of polyvinylpyrrolidone/vinyl acetate ester admixtures
(VA-64) and 35 grams of polyethylene glycol, mix at normal temperatures.
When the utility model single use pastille cervical dilator bar is used, the handle 5 of the one end of hand-held push rod 4 will expand palace
Rod is attached with the entirety of silicone rubber sleeve 2 of medicine film 1 and inserts in cervix, and insoluble drug release is finished after 5min, takes out pastille uterine neck
Dilator bar.
The utility model single use pastille cervical dilator bar, its pastille silicone rubber tube is to make set by medical grade silicon rubber
Guan Hou, has controlled release and lubricant effect medicine film in sleeve outer wall surface attachment.Lidocaine hydrochloride in the medicine film, with degraded palace
Neck collagen reaches the effect of softening cervix and cervix dilating, while the pain of sufferer can effectively be alleviated；Polyvinylpyrrolidine
Ketone/vinyl acetate ester admixture (VA-64) and polyethylene glycol are pharmaceutical carrier, Castor Oil uterine neck.
The external diameter of silicone rubber sleeve can be arbitrary dimension in the range of 2mm to 24mm, and can replace clinic at present makes
The common rod for expanding cervix of same diameter, expanding the dissolving of the water-soluble polyethylene glycol being contained within by medicine film during palace increases palace
The lubricity of neck, while effectively alleviating pain of the sufferer during palace is expanded by the release of lidocaine hydrochloride.Make
After used this product, mitigating the effect of pain can continue 1 to 2 two hours.Using can continue to make after the pastille rod for expanding cervix of 5mm diameters
Expand palace to continue to complete with the common rod for expanding cervix of the big model such as 6.5mm diameters (No. 6.5), 7.5mm diameters (No. 7.5).
Push rod 4 is disposably molded by medical polypropylene material to be made, and silicone rubber sleeve 2 is fastened on push rod 4.Medicine film contains
Dose：Every single use pastille cervical dilator bar contains the ㎎ of lidocaine hydrochloride 22 ± 5, can reach in the useful effect stage
To more than 90% insoluble drug release.Drug release rate：90% insoluble drug release about can be just reached in 5min；In 1 minute not
Less than 50% (about 11mg)；It is not less than 70% (about 15mg) in 3 minutes；It is not less than 90% (about 20mg) in 5 minutes.Using effect
It is preferable.
The above, is only preferred embodiment of the present utility model, not makees any formal to the utility model
Restriction, every any simple modification above example made according to technical spirit of the present utility model, equivalent variations with
Modification, still falls within the range of technical solutions of the utility model.
Claims (1)
1. a kind of single use pastille cervical dilator bar, it is characterised in that including body and push rod；The body is hollow tube
One layer of medicine film is fixed in body, hollow tube outer wall surface attachment；The push rod one end is provided with a locating piece；Body one end sets with push rod
Put one end socket of locating piece；
The hollow tube is hollow silicone rubber sleeve, and one layer of medicine film is fixed in the hollow silicone rubber sleeve outer wall surface attachment, should
Medicine film is lidocaine hydrochloride medicine film, and the external diameter of hollow silicone rubber sleeve is 2mm to 24mm；
The push rod is by the reducing body of rod of medical polypropylene material once injection moulding；Push rod is by locating piece to handle section
Shank diameter is 3mm to 15mm, and length is 120 ± 5mm；Push rod is 1mm to 22mm by the shank diameter of locating piece to body section,
Length is 60 ± 10mm；
The locating piece is cylindrical block, the cylindrical block and push rod integrated injection molding or independent injection mo(u)lding rear enclosure
It is located on push rod；
The hollow silicone rubber sleeve is set in push rod end portion by the elasticity of silicone rubber tube itself by inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620211687.8U CN206081305U (en) | 2016-03-18 | 2016-03-18 | Disposable contains medicine cervical expansion stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620211687.8U CN206081305U (en) | 2016-03-18 | 2016-03-18 | Disposable contains medicine cervical expansion stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206081305U true CN206081305U (en) | 2017-04-12 |
Family
ID=58472106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620211687.8U Active CN206081305U (en) | 2016-03-18 | 2016-03-18 | Disposable contains medicine cervical expansion stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206081305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198814A (en) * | 2016-03-18 | 2017-09-26 | 天津和杰医疗器械有限公司 | Disposable pastille cervical dilator bar |
-
2016
- 2016-03-18 CN CN201620211687.8U patent/CN206081305U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198814A (en) * | 2016-03-18 | 2017-09-26 | 天津和杰医疗器械有限公司 | Disposable pastille cervical dilator bar |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |