CN106473697A - Vaginal dilator - Google Patents
Vaginal dilator Download PDFInfo
- Publication number
- CN106473697A CN106473697A CN201611183303.7A CN201611183303A CN106473697A CN 106473697 A CN106473697 A CN 106473697A CN 201611183303 A CN201611183303 A CN 201611183303A CN 106473697 A CN106473697 A CN 106473697A
- Authority
- CN
- China
- Prior art keywords
- push rod
- wing
- extension
- vaginal dilator
- wing body
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/14—Female reproductive, genital organs
- A61M2210/1475—Vagina
Abstract
The present invention relates to medical instruments field, discloses a kind of vaginal dilator, including the expansion wing for cooperating for a pair, the expansion wing can extend into intravaginal, and for strutting vagina；Two expansion wings all include the wing body that is connected with body, and the extension being arranged on the wing respectively, extension can opposed wings body move back and forth along the length direction of the vagina for being stretched into, and the head end from wing body stretches out or retracts.The vaginal dilator can be suitable for the vagina of different depth, ensure that operation is smoothed out.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of vaginal dilator.
Background technology
Vaginal dilator (vaginal dilator) is also referred to as vaginal dilator etc., is mainly used in routine inspection and the hand of gynaecology
Art is treated.
Accompanying drawing 1 is referred to, in the prior art, conventional vaginal dilator includes a pair of the expansion wing for cooperating, and expands
Zhang Yi can extend into intravaginal, and for strutting vagina.
Typically, the head end of this pair of the expansion wing is in duckbill, keeps opening by the positioner on vaginal dilator
Certain angle is opened, doctor can pass through the observation panel positioned at the auxiliary section of the expansion wing, the visual field model opened using the expansion wing
Enclose and checked and performed the operation.
It is being related to transvaginal operation technique, such as conization, uterine neck LEEP cone cuts operation, cervical biopsy hand
Art and other need Via vagina operation operation when, need to expand vagina completely using vaginal dilator, in order to doctor couple
Carry out every medical care precess in cervix or uterine cavity.However, due to the physique difference of the mankind, the bodily form of different patient and vagina
Depth all has difference.For the deeper particular patient of fat, vagina, the undersize of conventional vaginal dilator is to meet
Vaginal dilation is to provide medical care precess necessary space.And for thinner, vagina shallower or received certain treatment and make
The patient that vagina shoals, the expansion wing of vaginal dilator are only capable of probeing into the very shallow distance of vagina, cause observation panel outwardly mistake
Many, easily slide out introitus, it is difficult to fixing, also would interfere with the satisfied development of medical care precess.
Content of the invention
It is an object of the invention to provide a kind of vaginal dilator, the vaginal dilator can be suitable for different bodily form patients not
With the vagina of depth, being smoothed out for medical care precess is ensured.
In order to solve above-mentioned technical problem, the invention provides a kind of vaginal dilator, including two expansions for cooperating
Zhang Yi, the expansion wing can extend into intravaginal, and for strutting vagina；
Two expansion wings all include the wing body being connected with body, and the extension being arranged on the wing respectively, extend
Portion can opposed wings body move along the length direction of the vagina for being stretched into, and the head end from wing body stretches out or retracts.
In terms of existing technologies, the present invention passes through to arrange extension on the expansion wing, using extension in opposed wings
Body is moved along the length direction of the vagina for being stretched into, can suitably adjust the length of the expansion wing, so that the expansion wing
Adapted to the vagina of different depth.
Obviously, the relative motion between extension and wing body can be produced by guide rail, and guide rail can be arranged on wing body
On the surface at the upper position contacted with vagina.However, in order to prevent the relative motion between extension and wing body can to vagina
The impact that can be caused, mitigates the pain of patient, preferably, arranging on opposite with the position that vagina contacts surface with the wing
There is guide rail；
Extension is arranged on guide rail, and extension can be moved along guide rail.Connect with vagina when guide rail is located at the wing
When on the opposite surface in tactile position, the seam between guide rail and extension is not contacted with the skin of patient, therefore can be prevented
Damage to patient's vagina, improves reciprocating fluency.
Preferably, vaginal dilator is also included for promoting extension to make the delivery device of the motion.Delivery device can
To there is various ways, specifically, preferably, the tail end of the wing body of this pair of the expansion wing is connected with each other, and in junction shape
Become the observation panel having for observing vagina inner case；
Delivery device includes the push rod that the direction of motion along extension is arranged, and the head end of push rod is resisted against the tail of extension
End, tail end is near observation panel；
From observation panel be pushed home into push rod when, push rod promote extension stretch out from the head end of wing body.
Using push rod, can facilitate doctor that the motion amplitude of extension is controlled, improve the convenience of operation.
Further, preferably, delivery device also includes to extend out to for the head end that extension is maintained at from wing body
The tightening component of the position of required length.When tightening component is provided with, it is possible to use extension is fixed on by tightening component
The position of needs so that the position of extension is relatively fixed, and then the sliding of extension is prevented, improve stability.Tightening
Component can have various ways, and for example, tightening component can include the screw thread being arranged on push rod, and be arranged on the wing
Screw；
Push rod be connected through screw and with the tail end of extension, and when push rod promotes extension to be close to desired location, screw thread revolves
Enter screw and so that extension is relatively fixed with the position of wing body.
During by the screw thread being arranged on push rod to fix, extra snap device need not be set, cost is lower, is also more easy to
Trickle adjustment is made in the motion amplitude to push rod.
Further, preferably, extension is provided with set hole, the head end of push rod is with diameter greater than the diameter for covering hole, and pushes away
The head of bar is located at set in the hole.When set hole is provided with, extension can be retracted by pulling back push rod, so as to accurately to extending
The outreach in portion is controlled.And, when being connected by covering hole, the rotary motion of push rod itself does not interfere with extension,
Without complicated Bearning mechanism is arranged, cost is reduced.
In addition, preferably, expanding at least part of bending camber of the wing, push rod bends and formed bending with the expansion wing
Portion, position of the bend on push rod can be adjusted with push rod motion in the longitudinal direction.
When the wing itself is expanded with certain radian, linearly the push rod of shape is possible to hide observation panel formation completely
Gear, becomes operation and hinders.When being therefore formed with the bend with the mating shapes of the expansion wing, push rod can be caused to be close to
The surface of the expansion wing, increases observation panel field range.And, when position of the bend on push rod can be with push rod in length side
When motion upwards is adjusted, the motion of push rod will not be hindered by bend, more flexible and convenient.
Further, preferably, being formed with for by the passage of push rod, push rod is at least part of on the expansion wing
In passage；
Bend has elasticity；By have resilient bend can enable position of the bend on push rod with
Push rod motion in the longitudinal direction is adjusted.
Or, push rod is formed with multiple sections along its length, and these sections constitute bend.By being provided with the curved of multiple sections
Pars convoluta is it is also possible that position of the bend on push rod can be adjusted with push rod motion in the longitudinal direction.Wherein,
Can be connected by silk thread between section and section, to prevent section from scattering.
Obviously, preferably, tightening component can also be convex on the surface contacted with wing body including being arranged on extension
The portion of rising, and the depressed part being arranged on the wing on corresponding position；
Lug boss is embedded in depressed part so that extension is relatively fixed with the position of wing body.Using lug boss and depressed part it
Between be relatively fixed, its structure very simple, cost are also cheaper.
Description of the drawings
Fig. 1 is the schematic perspective view of the vaginal dilator of background of invention；
Fig. 2 is the schematic perspective view of the expansion wing of first embodiment of the invention vaginal dilator；
Fig. 3 is the schematic perspective view of the expansion wing of second embodiment of the invention vaginal dilator；
Fig. 4 is the schematic perspective view of the expansion wing of third embodiment of the invention vaginal dilator；
Fig. 5 is the generalized section of the expansion wing of four embodiment of the invention vaginal dilator；
Fig. 6 is the generalized section of the expansion wing of fifth embodiment of the invention vaginal dilator；
Fig. 7 is the section enlarged diagram of the expansion wing of sixth embodiment of the invention vaginal dilator；
Fig. 8 is the section enlarged diagram of the expansion wing of seventh embodiment of the invention vaginal dilator.
Description of reference numerals：
1- expands the wing；2- observation panel；3- wing body；3a- passage；4- extension；4a- covers hole；4b- lug boss；5- guide rail；6-
Push rod；6a- is saved；7- screw thread；8- screw；9- bearing.
Specific embodiment
Embodiment one
The first embodiment of the present invention provide a kind of vaginal dilator, shown in Figure 2, including cooperate two
The individual expansion wing 1, the expansion wing 1 can extend into intravaginal, and for strutting vagina；
Two expansion wings 1 all include the wing body 3 being connected with body, and the extension 4 being arranged on wing body 3 respectively,
Extension 4 can opposed wings body 3 move along the length direction of the vagina for being stretched into, and the head end from wing body 3 stretches out or retracts.
Obviously, the relative motion between extension 4 and wing body 3 can be produced by guide rail 5, and guide rail 5 can be arranged on
On the surface at the position contacted with vagina on wing body 3.However, in order to prevent the relative motion pair between extension 4 and wing body 3
The impact that vagina is likely to result in, mitigates the pain of patient, and in the present embodiment, guide rail 5 is arranged on wing body 3 and is connected with vagina
On the opposite surface in tactile position；
Extension 4 is arranged on guide rail 5, and extension 4 can be moved along guide rail 5.When guide rail 5 is located on wing body 3 and the moon
When on the opposite surface in position that road contacts, the seam between guide rail 5 and extension 4 is not contacted with the skin of patient, therefore
The damage to patient's vagina can be prevented, improves reciprocating fluency.
In terms of existing technologies, the present invention passes through to arrange extension 4 on the expansion wing 1, using extension 4 relative
Wing body 3 is moved along the length direction of the vagina for being stretched into, can suitably adjust the length of the expansion wing 1, so that expanding
Open the vagina that the wing 1 is adapted to different depth.
Embodiment two
Second embodiment of the present invention provides a kind of vaginal dilator, and second embodiment is first embodiment
Improve further；Mainly the improvement is that, in second embodiment of the present invention, shown in Figure 3, vaginal dilator is also
Including for promoting extension 4 to make the delivery device of aforementioned movement.
Delivery device can have various ways, specifically, in the present embodiment, as illustrated in prior art fig. 1,
The tail end of the wing body 3 of this pair of the expansion wing 1 is connected with each other, and is formed with the observation for observing vagina inner case in junction
Mouth 2；
And delivery device is then as shown in figure 3, the push rod 6 arranged including the direction of motion along extension 4, the head end of push rod 6
Be resisted against the tail end of extension 4, tail end near observation panel 2 (in order to more clearly illustrate the structure of delivery device, in Fig. 3 not
Observation panel 2 is shown)；
From observation panel 2 be pushed home into push rod 6 when, push rod 6 promote extension 4 stretch out from the head end of wing body 3.And from observation panel
When retracting push rod 6 in 2, push rod 6 drives extension 4 to retract from the head end of wing body 3.
Using push rod 6, can facilitate doctor that the motion amplitude of extension 4 is controlled, improve the convenience of operation.
Embodiment three
Third embodiment of the present invention provides a kind of vaginal dilator, and the 3rd embodiment is second embodiment
Improve further；Mainly the improvement is that, in third embodiment of the present invention, shown in Figure 4, delivery device is also wrapped
Include the tightening component for extension 4 to be maintained at the position that required length is extend out to from the head end of wing body 3.
Tightening component can have various ways, and specifically, in the present embodiment, tightening component includes to be arranged on push rod
Screw thread 7 on 6, and the screw 8 being arranged on wing body 3；
Push rod 6 passes through screw 8 and is resisted against the tail end of extension 4, when push rod 6 promotes extension 4 to be close to desired location, spiral shell
Line 7 screws in screw 8 and extension 4 is relatively fixed with the position of wing body 3.
During by the screw thread 7 being arranged on push rod 6 to fix, extra snap device need not be set, cost is lower, also more
It is easy to make the motion amplitude of push rod 6 trickle adjustment.
When tightening component is provided with, it is possible to use extension 4 is fixed on tightening component the position of needs so that extend
The position in portion 4 is relatively fixed, and then prevents the sliding of extension 4, improves stability.
What is particularly worth mentioning is that, in order to improve the location efficiency of push rod 6 further, can be as shown in Figure 4, will arrange
Screw thread 7 on push rod 6 is divided into some sections, and spaced between per section.Consequently, it is possible to can be without spiral shell at interval position
Rotation pushes directly on push rod 6 and moves, and saves the time of adjustment.
And, as shown in Figure 4, can also be connected by bearing 9 between push rod 6 and extension 4, so that push rod 6
Rotary motion is not hindered by extension 4.
Embodiment four
4th embodiment of the present invention provides a kind of vaginal dilator, and the 4th embodiment is had with the 3rd embodiment
Institute is different, is in place of main difference, in third embodiment of the present invention, passes through bearing 9 between push rod 6 and extension 4
Connection；And in the 4th embodiment of the present invention, shown in Figure 5, push rod 6 is inserted in extension 4.
Extension 4 is provided with set hole 4a, and the head end of push rod 6 is with diameter greater than the diameter for covering hole 4a, and the head of push rod 6 is located at
In set hole 4a.When set hole 4a is provided with, extension 4 can be retracted by pulling back push rod 6, so as to accurately to extension 4
Outreach is controlled.And, when being connected by covering hole 4a, the rotary motion of itself of push rod 6 does not interfere with extension 4,
Without complicated Bearning mechanism is arranged, cost is reduced.
Embodiment five
5th embodiment of the present invention provides a kind of vaginal dilator, and the 5th embodiment is second embodiment
Improve further；Mainly the improvement is that, in third embodiment of the present invention, shown in Figure 6, the expansion wing 1 is at least
Some bending camber, push rod 6 bend and are formed bend with the expansion wing 1, and position of the bend on push rod 6 can be with
The motion in the longitudinal direction of push rod 6 is adjusted.
When the wing 1 itself is expanded with certain radian, linearly the push rod 6 of shape is possible to form observation panel 2 completely
Block, become operation and hinder.When being therefore formed with the bend with the mating shapes of the expansion wing 1, push rod 6 can be caused tight
The surface of the expansion wing 1 is attached to, increases 2 field range of observation panel.And, when position of the bend on push rod 6 can be with push rod 6
When motion in the longitudinal direction is adjusted, the motion of push rod 6 will not be hindered by bend, more flexible and convenient.
In the present embodiment, it is formed with for by the passage 3a of push rod 6, push rod 6 is at least on the wing body 3 of the expansion wing 1
Some is located in passage 3a；
Bend has elasticity；Position of the bend on push rod 6 can be enabled by having resilient bend
It is adjusted with the motion in the longitudinal direction of push rod 6.
Embodiment six
6th embodiment of the present invention provides a kind of vaginal dilator, and the 6th embodiment is had with the 5th embodiment
Institute is different, is in place of main difference, and in the 5th embodiment of the present invention, bend has elasticity；And the present invention's
In 6th embodiment, shown in Figure 7, push rod 6 is formed with multiple section 6a along its length, and these sections 6a constitutes bend.
By being provided with the bend of multiple section 6a it is also possible that position of the bend on push rod 6 can be with push rod 6
Motion in the longitudinal direction is adjusted.Wherein, save and can be connected by silk thread and section between, to prevent section from scattering.
Embodiment seven
7th embodiment of the present invention provides a kind of vaginal dilator, and the 7th embodiment is the first to the 6th enforcement
The improvement further of mode；Mainly the improvement is that, in the 7th embodiment of the present invention, shown in Figure 8, tightening group
Part includes the lug boss 4b being arranged on the surface that contact on extension 4 with wing body 3, and is arranged on corresponding position on wing body 3
On depressed part；
Lug boss 4b is embedded in depressed part so that extension 4 is relatively fixed with the position of wing body 3.Using lug boss 4b and recessed
Being relatively fixed between sunken portion, its structure very simple, cost are also cheaper.
Certainly, the position of lug boss 4b and depressed part can also be exchanged, and this does not change the goal of the invention of the present invention.
It will be understood by those skilled in the art that in above-mentioned each embodiment, in order that reader is more preferably geographical
Solve the application and propose many ins and outs.But, even if there is no these ins and outs and based on the respective embodiments described above
Many variations and modification, it is also possible to realize substantially each claim of the application technical scheme required for protection.Therefore, in reality
In application, can to above-mentioned embodiment, various changes can be made in the form and details, the spirit without departing from the present invention and model
Enclose.
Claims (10)
1. a kind of vaginal dilator, including two expansions wing (1) for cooperating, the expansion wing (1) can extend into intravaginal,
And for strutting vagina；
Characterized in that, the described two expansions wing (1) all include the wing body (3) being connected with the body respectively, and arrange
Extension (4) on wing body (3), extension (4) can be relatively described wing body (3) along the vagina for being stretched into
Length direction moves, and the head end from wing body (3) stretches out or retracts.
2. vaginal dilator according to claim 1, it is characterised in that：Described wing body (3) upper portion contacted with vagina
Position is provided with guide rail (5) on opposite surface；
Extension (4) are arranged on the guide rail (5), and extension (4) can be moved along the guide rail (5).
3. vaginal dilator according to claim 1, it is characterised in that：The vaginal dilator is also included for promoting
State the delivery device that extension (4) makees the motion.
4. vaginal dilator according to claim 3, it is characterised in that：The tail of the wing body (3) of the described two expansions wing (1)
End is connected with each other, and is formed with the observation panel (2) for observing vagina inner case in junction；
The delivery device includes the push rod (6) that the direction of motion along the extension (4) is arranged, the head end of push rod (6)
The tail end of the extension (4) is resisted against, tail end is near the observation panel (2)；
From the observation panel (2) be pushed home into the push rod (6) when, described push rod (6) promote extension (4) from the wing
The head end of body (3) stretches out.
5. vaginal dilator according to claim 4, it is characterised in that：The delivery device is also included for prolonging described
Long portion (4) are maintained at the tightening component of the position of the length needed for the head end from wing body (3) extend out to；
The tightening component includes the screw thread (7) being arranged on the push rod (6), and the spiral shell being arranged on wing body (3)
Hole (8)；
Described push rod (6) are through screw (8) and the tail end with the extension (4) is connected, and described push rod (6) promote the prolongation
When portion (4) is close to desired location, described screw thread (7) screw in screw (8) and cause extension (4) and the wing body
(3) position is relatively fixed.
6. vaginal dilator according to claim 5, it is characterised in that：Extension (4) are provided with set hole (4a), institute
The diameter of the head end with diameter greater than set hole (4a) of push rod (6) is stated, and the head of the push rod (6) is located at set hole (4a)
Interior.
7. vaginal dilator according to claim 4, it is characterised in that：The expansion wing (1) at least part of bending
Camber, push rod (6) bend and form bend with the expansion wing (1), and the bend is on the push rod (6)
Position can be with the push rod (6) in the longitudinal direction motion be adjusted.
8. vaginal dilator according to claim 7, it is characterised in that：It is formed with for passing through on the expansion wing (1)
The passage (3a) of push rod (6), push rod (6) are at least part of in the passage (3a)；
The bend has elasticity；Or,
Push rod (6) are formed with multiple sections (6a) along its length, and these sections (6a) constitute the bend.
9. vaginal dilator according to claim 3, it is characterised in that：The delivery device is also included for prolonging described
Long portion (4) are maintained at the tightening component of the position of the length needed for the head end from wing body (3) extend out to.
10. vaginal dilator according to claim 9, it is characterised in that：The tightening component includes to be arranged at described prolonging
Lug boss (4b) on the surface contacted with wing body (3) on long portion (4), and it is arranged on described wing body (3) upper correspondence portion
Depressed part on position；
Described lug boss (4b) is embedded in the depressed part so that extension (4) are relative solid with the position of wing body (3)
Fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183303.7A CN106473697B (en) | 2016-12-20 | 2016-12-20 | Vaginal dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183303.7A CN106473697B (en) | 2016-12-20 | 2016-12-20 | Vaginal dilator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106473697A true CN106473697A (en) | 2017-03-08 |
| CN106473697B CN106473697B (en) | 2018-03-30 |
Family
ID=58285615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183303.7A Active CN106473697B (en) | 2016-12-20 | 2016-12-20 | Vaginal dilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106473697B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112386221A (en) * | 2020-11-19 | 2021-02-23 | 青岛大学附属医院 | Examination, diagnosis and treatment device for gynecological cervical diseases |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237985A (en) * | 1992-06-22 | 1993-08-24 | Crystal Wind, Inc. | Uterine retractor |
| US6379299B1 (en) * | 2000-05-04 | 2002-04-30 | German Borodulin | Vaginal speculum with adjustable blades |
| CN104688175A (en) * | 2015-02-17 | 2015-06-10 | 杭州爱光医疗器械有限公司 | Disposable aseptic vaginal dilator for gynecological examination, and using method thereof |
| CN205094388U (en) * | 2015-11-06 | 2016-03-23 | 邵敏芳 | Vaginal dilator |
-
2016
- 2016-12-20 CN CN201611183303.7A patent/CN106473697B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237985A (en) * | 1992-06-22 | 1993-08-24 | Crystal Wind, Inc. | Uterine retractor |
| US6379299B1 (en) * | 2000-05-04 | 2002-04-30 | German Borodulin | Vaginal speculum with adjustable blades |
| CN104688175A (en) * | 2015-02-17 | 2015-06-10 | 杭州爱光医疗器械有限公司 | Disposable aseptic vaginal dilator for gynecological examination, and using method thereof |
| CN205094388U (en) * | 2015-11-06 | 2016-03-23 | 邵敏芳 | Vaginal dilator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112386221A (en) * | 2020-11-19 | 2021-02-23 | 青岛大学附属医院 | Examination, diagnosis and treatment device for gynecological cervical diseases |
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| Publication number | Publication date |
|---|---|
| CN106473697B (en) | 2018-03-30 |
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