CN209172360U - A kind of vaginal fluid sampling device of clinical obstetrics - Google Patents
A kind of vaginal fluid sampling device of clinical obstetrics Download PDFInfo
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- CN209172360U CN209172360U CN201821182924.8U CN201821182924U CN209172360U CN 209172360 U CN209172360 U CN 209172360U CN 201821182924 U CN201821182924 U CN 201821182924U CN 209172360 U CN209172360 U CN 209172360U
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- cylinder
- rod
- sampling
- vaginal
- circular cone
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Abstract
A kind of vaginal fluid sampling device of clinical obstetrics, including push rod, cylinder, sampling rod, the center of the cylinder is arranged in the push rod, reset spring is provided on the inside of the cylinder right end, the push rod is connected by the reset spring with the cylinder, screw rod is connected on the push rod, spiral positioning disk is provided on the cylinder inner periphery, the screw rod passes through the spiral positioning disk and is fixedly connected with the sampling rod, the sampling rod is cylindrical structure, and it is circumferentially uniformly provided with groove, for sampling；The cylinder left end is provided with link block, and circular cone vaginal dilator is connected on the link block, is connected with device for spreading on the circular cone vaginal dilator, for strutting the circular cone vaginal dilator.The utility model is simple and reasonable, sampling fast and easy, safe and pollution-free, and the pollutant of noresidue in vivo after sampling, and avoids the accuracy for sampling and also ensuring sampled data while the damage to body.
Description
Technical field
The utility model relates to sampler fields, fill more particularly, to a kind of vaginal discharge sampling of clinical obstetrics
It sets.
Background technique
Clinical obstetrics are when carrying out antenatal physical examination to patient, it is often necessary to inspection is sampled to vaginal fluid,
For female reproductive system infection, the diagnosis of tumour, the judgement of estrogen level and judge that vagina has a no inflammation, while into one
The reason of step diagnosis inflammation.The sampling mode that Hospitals at Present uses is mostly to use vaginal speculum vaginal dilation, takes intravaginal with cotton swab
Side wall secretion, but since vaginal speculum easily makes patient generate sense of discomfort, cotton swab can not be bent, surface is more dry, be easy to make
Patient generates uncomfortable, and cotton is easy to fall and causes iatrogenic pollution in intravaginal on cotton swab, in addition, due to after sampling cotton swab it is sudden and violent
Dew be easy to cause secondary pollution, interference test result in air.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of vaginal fluid sampling device of clinical obstetrics,
Guarantee patient comfort, body not by wound, without it is iatrogenic it is remaining in the case where, realize quick and convenient, pollution-free sampling.
Technical solution adopted in the utility model is in order to solve the above problem:
A kind of vaginal fluid sampling device of clinical obstetrics, including push rod, cylinder, sampling rod, it is characterised in that: described
The center of the cylinder is arranged in push rod, is provided with reset spring on the inside of the cylinder right end, the push rod passes through the reset
Spring is connected with the cylinder, and screw rod is connected on the push rod, to be flexibly connected between the screw rod and the push rod,
The screw rod can rotate in a circumferential direction；Spiral positioning disk is provided on the cylinder inner periphery, the screw rod passes through the spiral
Positioning disk is fixedly connected with the sampling rod, and the sampling rod is cylindrical structure, and is circumferentially uniformly provided with groove, is used for
Sampling；The cylinder left end is provided with link block, circular cone vaginal dilator is connected on the link block, the circular cone vaginal dilator is by two
The identical half-conical piece of piece forms, and device for spreading is connected on the circular cone vaginal dilator, for strutting the circular cone vaginal dilator.
Preferably, the sampling rod is made of rubber or polyvinyl chloride, and the distal end of the sampling rod is hemispherical or spindle
Shape.
Preferably, the device for spreading includes that the folding being arranged on the cylinder body outer wall switchs, on the folding switch
It is connected with fixed ring, flexible band andgudgeon chain is fixedly connected in the fixed ring, the long hinge mid-section of elasticity is connected with short hinge,
It is connected with flange hinge on the short hinge, the flange hinge centres pass through the sampling rod, the long hinge of the elasticity and institute
It is hinged to state circular cone vaginal dilator.
Preferably, it is provided with spacing slotted eye on the cylinder body outer wall, is provided with push type clamping block on the folding switch.
Preferably, the bar portion of the push rod is carved with graduation mark.
Preferably, the outside diameter of the circular cone vaginal dilator is greater than the outer diameter of the cylinder.
Preferably, through-hole identical with the screw rod cross-sectional shape is provided in the spiral positioning disk the center point, and
The axial movement there are two rectangular through-hole for the long hinge of elasticity is opened on the spiral positioning disk.
The vaginal fluid sampling device of the clinical obstetrics of the utility model, by the way that vaginal dilator and sampling rod are combined into one
Body simplifies operating process, reduces tool use；By the way that sampling rod is hidden in cylinder, pollution sources are reduced, are improved
The accuracy of testing result；By pressing screw type sampling, operating process is simplified, patient comfort is improved.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the vaginal fluid sampling device of the clinical obstetrics of the utility model.
Fig. 2 is the shaft side figure of the vaginal fluid sampling device of the clinical obstetrics of the utility model.
Fig. 3 is that the screw rod of vaginal fluid sampling device of the clinical obstetrics of the utility model and the structure of sampling rod are shown
It is intended to.
Fig. 4 is the front view of the spiral positioning disk of the vaginal fluid sampling device of the clinical obstetrics of the utility model.
Specific embodiment
It is specific embodiment of the utility model below, and the technical solution of the utility model is made further in conjunction with attached drawing
Description, but the utility model is not limited to these examples.
As shown in Figs 1-4, the utility model provides a kind of vaginal fluid sampling device of clinical obstetrics, including push rod 1,
Cylinder 2, sampling rod 3, the push rod 1 are arranged in the center of the cylinder 2, are provided with reset spring on the inside of 2 right end of cylinder
5, the push rod 1 is connected by the reset spring 5 and the cylinder 2, is connected with screw rod 4, the spiral on the push rod 1
To be flexibly connected between bar 4 and the push rod 1, the screw rod 4 can rotate in a circumferential direction, the screw lift angle of the screw rod 4
Less than the equivalent friction angle of screw pair, the helix angle of the screw rod 4 is greater than 40 degree；It is provided on 2 inner periphery of cylinder
Spiral positioning disk 6, the screw rod 4 pass through the spiral positioning disk 6 and are fixedly connected with the sampling rod 3, and the sampling rod 3 is
Cylindrical structure, and it is circumferentially uniformly provided with groove, for sampling；2 left end of cylinder is provided with link block 8, the company
It connects and is connected with circular cone vaginal dilator 7 on block 8, the circular cone vaginal dilator 7 is made of the identical half-conical piece of two panels, and the circular cone expands yin
It is connected with device for spreading on device 7, for strutting the circular cone vaginal dilator 7.
The device for spreading includes the folding switch 9 being arranged on 2 outer wall of cylinder, is connected on the folding switch 9
There is fixed ring 13, flexible band andgudgeon chain 10 is fixedly connected in the fixed ring 13, is connected in the middle part of the long hinge 10 of elasticity short
Hinge 11 is connected with flange hinge 12 on the short hinge 11, and 12 center of flange hinge passes through the sampling rod 3, described
The long hinge 10 of elasticity and the circular cone vaginal dilator 7 are hinged, are provided with spacing slotted eye on 2 outer wall of cylinder, on the folding switch 9
It is provided with push type clamping block, when to strut the circular cone vaginal dilator 7, presses the push type clamping block solution locking bit, so
In axial direction push away the folding switch 9 to the left afterwards, the long hinge 10 of elasticity pushes the circle under the action of opening and closing switch 9
Vaginal dilator 7 is bored to expand.
The push rod 1 and sampling rod 3 are respectively positioned on the axis of the cylinder 2, are provided with graduation mark on the push rod 1, are used
In the extension elongation for being visually observed that the sampling rod 3,1 left end of push rod is provided with disk, the disk left end setting
There are Cylindrical nipples, the Cylindrical nipples left side is provided with slot cavity, and the disk right end connects the reset
Spring 5,5 other end of reset spring are connected with the 2 cylinder inner face of cylinder, and the effect of the reset spring 5 is control
The dynamics that push rod 1 processed is pushed into, and play the role of rebound, i.e., the sampling rod 3 can be in the reset bullet after detection finishes
It is returned under the action of spring 5 in the cylinder 2.
4 right end of screw rod is provided with wide narrow neck snib, and the wide narrow neck snib is inserted into the circle on the push rod 1
The screw rod 4 can be made to rotate in a circumferential direction after cylindricality connector sleeve, 4 left end of screw rod is connected with the sampling rod 3, the spiral
4 outer circumferential sides of bar are spiral shape, and its helix angle is greater than 40 degree, occurs when for preventing from moving axially self-locking.The spiral shell
Rotation shape excircle be used for and the spiral positioning disk 6 match, when the push rod 1 axially movable when, the screw rod 4 is along institute
The inner hole for stating spiral positioning disk 6 is spinned movement and axial movement, and the inner hole of the spiral positioning disk 6 is located at the spiral positioning
The center point of disk 6, the shape of the inner hole is similar with the cross-sectional shape of the screw rod 4 and there are interspersed surpluses, is used for institute
State the smooth precession and back-out of screw rod 4.
The sampling rod 3 is made of rubber or polyvinyl chloride, and the sampling rod 3 is cylindrical structure, the sampling rod 3
Right end is fixed on the screw rod 4, and 3 left end of sampling rod is hemispherical or spindle, in the excircle of the sampling rod 3
On be uniformly provided with rectangular recess, the rectangular recess circumferentially with it is axial uniformly distributed, the circumferentially uniformly distributed rectangular recess is for revolving
Vaginal fluid is stained with and stored when turning, and the act rectangular recess being axially distributed is for being stained on different vagina depth locations
Vaginal fluid.
When in use, it is first turned on packaging bag, then the circular cone vaginal dilator 7 is inserted into patient's introitus, then edge
The axial direction of the cylinder 2 pushes away the folding switch 9, expands the circular cone vaginal dilator 7, struts patient's vagina, to described
Sampling rod 3 protrudes into opening road.The push rod 1 is slowly pressed later, makes the sampling rod 3 slowly along the cylinder 2 and institute
It states the rotation of circular cone vaginal dilator 7 to stretch out, the sampling rod 3 its rotary course during patient's vagina is protruded into rotation, which completes, to be taken
Sample operation, since the expansion yin of the circular cone vaginal dilator 7 acts on, and 3 material soft smooth of the sampling rod, patient will not be caused
Sense of discomfort.After the sampling is complete, the push rod 1 is slowly unclamped, under the action of reset spring 5, the sampling rod 3 can revolve
Turn to retract in the cylinder 2, then push back the folding switch 9, the circular cone vaginal dilator 7 is made to be restored to closed state, completes
Sterile sampling.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode replace, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although more herein used push rod 1, cylinder 2, sampling rod 3, screw rod 4, reset spring 5, spiral positioning
Disk 6, circular cone vaginal dilator 7, link block 8, folding switch 9, the long hinge 10 of elasticity, short hinge 11, flange hinge 12, fixed ring 13 etc.
Term, but a possibility that be not precluded using other terms.The use of these items is only for be more convenient to describe and explain
The essence of the utility model；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
In addition, the orientation or positional relationship of the instructions such as left end as described herein, right end, upper end, lower end is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation.
Claims (7)
1. a kind of vaginal fluid sampling device of clinical obstetrics, including push rod (1), cylinder (2), sampling rod (3), feature exists
In: push rod (1) setting is provided with reset spring (5), institute on the inside of the center of the cylinder (2), cylinder (2) right end
It states push rod (1) to connect by the reset spring (5) and the cylinder (2), is connected with screw rod (4), institute on the push rod (1)
It states to be flexibly connected between screw rod (4) and the push rod (1), the screw rod (4) can rotate in a circumferential direction；In the cylinder (2)
Provided circumferentially about to have spiral positioning disk (6), the screw rod (4) passes through the spiral positioning disk (6) and the sampling rod (3) is solid
Fixed connection, the sampling rod (3) is cylindrical structure, and is circumferentially uniformly provided with groove, for sampling；The cylinder (2)
Left end is provided with link block (8), is connected with circular cone vaginal dilator (7) on the link block (8), and the circular cone vaginal dilator (7) is by two
The identical half-conical piece of piece forms, and device for spreading is connected on the circular cone vaginal dilator (7), for strutting the circular cone vaginal dilator
(7)。
2. the vaginal fluid sampling device of clinical obstetrics as described in claim 1, it is characterised in that: the sampling rod (3)
It is made of rubber or polyvinyl chloride, the distal end of the sampling rod (3) is hemispherical or spindle.
3. the vaginal fluid sampling device of clinical obstetrics as described in claim 1, it is characterised in that: the device for spreading packet
The folding switch (9) being arranged on the cylinder (2) outer wall is included, is connected with fixed ring (13) on the folding switch (9), it is described
It is fixedly connected with flexible band andgudgeon chain (10) in fixed ring, is connected with short hinge (11) in the middle part of the long hinge of elasticity (10), it is described
It is connected with flange hinge (12) on short hinge (11), flange hinge (12) center passes through the sampling rod (3), the elasticity
Long hinge (10) and the circular cone vaginal dilator (7) are hinged.
4. the vaginal fluid sampling device of clinical obstetrics as claimed in claim 3, it is characterised in that: the cylinder (2) is outside
It is provided with spacing slotted eye on wall, is provided with push type clamping block on the folding switch (9).
5. the vaginal fluid sampling device of clinical obstetrics as described in claim 1, it is characterised in that: the push rod (1)
Bar portion is carved with graduation mark.
6. the vaginal fluid sampling device of clinical obstetrics as described in claim 1, it is characterised in that: the circular cone vaginal dilator
(7) outside diameter is greater than the outer diameter of the cylinder (2).
7. the vaginal fluid sampling device of clinical obstetrics as claimed in claim 3, it is characterised in that: the spiral positioning disk
(6) it is provided with through-hole identical with the screw rod (4) cross-sectional shape in the center point, and is provided on the spiral positioning disk (6)
Two rectangular through-holes are used for the axial movement of the long hinge of elasticity (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182924.8U CN209172360U (en) | 2018-07-25 | 2018-07-25 | A kind of vaginal fluid sampling device of clinical obstetrics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182924.8U CN209172360U (en) | 2018-07-25 | 2018-07-25 | A kind of vaginal fluid sampling device of clinical obstetrics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209172360U true CN209172360U (en) | 2019-07-30 |
Family
ID=67357682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821182924.8U Expired - Fee Related CN209172360U (en) | 2018-07-25 | 2018-07-25 | A kind of vaginal fluid sampling device of clinical obstetrics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209172360U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407322A (en) * | 2020-03-30 | 2020-07-14 | 西安交通大学医学院第一附属医院 | Vaginal secretion extractor for obstetrics and gynecology department |
| CN113397608A (en) * | 2021-06-16 | 2021-09-17 | 中南大学湘雅二医院 | Sample collection device |
| CN114246617A (en) * | 2022-01-19 | 2022-03-29 | 朱权生 | Obstetrical department is vaginal secretion sampling device for clinical examination |
-
2018
- 2018-07-25 CN CN201821182924.8U patent/CN209172360U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407322A (en) * | 2020-03-30 | 2020-07-14 | 西安交通大学医学院第一附属医院 | Vaginal secretion extractor for obstetrics and gynecology department |
| CN113397608A (en) * | 2021-06-16 | 2021-09-17 | 中南大学湘雅二医院 | Sample collection device |
| CN114246617A (en) * | 2022-01-19 | 2022-03-29 | 朱权生 | Obstetrical department is vaginal secretion sampling device for clinical examination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20210725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |