CN110338848A - Urine sampling valve - Google Patents
Urine sampling valve Download PDFInfo
- Publication number
- CN110338848A CN110338848A CN201810285034.8A CN201810285034A CN110338848A CN 110338848 A CN110338848 A CN 110338848A CN 201810285034 A CN201810285034 A CN 201810285034A CN 110338848 A CN110338848 A CN 110338848A
- Authority
- CN
- China
- Prior art keywords
- valve core
- elastic valve
- reset portion
- urine sampling
- sample connection
- 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
Links
- 210000002700 urine Anatomy 0.000 title claims abstract description 43
- 238000005070 sampling Methods 0.000 title claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 claims 2
- 229920001971 elastomer Polymers 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 239000005060 rubber Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 210000003746 feather Anatomy 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/007—Devices for taking samples of body liquids for taking urine samples
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Hematology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention discloses urine sampling valves, including vertical tube, sample connection and Elastic valve core.Sample connection is connected to vertical tube；Elastic valve core is arranged in sample connection, and the top surface of Elastic valve core is equipped with notch, and Elastic valve core, which also has, is opened on Elastic valve core bottom surface and the cavity close to notch.Wherein, sample connection includes joint body and bottom wall, and bottom wall is connected with the bottom of joint body, and surrounds one jointly for accommodating the valve chamber of Elastic valve core；Elastic valve core is arranged in valve chamber；Two opposite sides of valve chamber are connected with the pipe shaft of vertical tube respectively, and are respectively equipped with the first opening and the second opening for running through pipe shaft on opposite two sides of valve chamber；Elastic valve core has the flow channel for liquids for penetrating through two opposite sides of the Elastic valve core, and face the first opening and the second opening are distinguished at the both ends of flow channel for liquids, and flow channel for liquids is connected to the cavity of Elastic valve core.The height that sample connection of the invention protrudes from vertical tube side is small, and use is more comfortable.
Description
Technical field
The present invention relates to medical instrument more particularly to urine sampling valves.
Background technique
The existing urine for extracting patient carries out the urine sampling valve of analytical test by vertical tube, vertical with the vertical tube portion
The sample connection of intersection and the Elastic valve core composition that the sample connection is arranged in, the top surface of Elastic valve core are equipped with notch, are not having
In the case where having external force, which keeps the state of sealing.In actual use, one end of vertical tube and insertion in patient body
Catheter be connected, the other end is connected with urinal.When the urine for needing to extract patient carries out analytical test, medical staff will be infused
The head of emitter pushes the top surface of Elastic valve core, and Elastic valve core deforms due to by external force, opens notch.Complete the pumping of urine
After taking, medical staff extracts syringe from sample connection out, using the elasticity of Elastic valve core itself, is re-closing off notch.
The sample connection of existing urine sampling valve is to be connected to by its bottom with the side of vertical tube, and sample connection protrudes from
The height of vertical tube side is larger.And urine sampling valve is placed close to the thigh root of patient when in use, excessively high sampling
Interface is easy to contradict the body for arriving patient, to reduce the usage comfort of patient.
Summary of the invention
Technical problem to be solved by the present invention lies in providing, a kind of height that sample connection protrudes from vertical tube side is small, makes
With more comfortable urine sampling valve.
According to one embodiment of present invention, urine sampling valve, including vertical tube, sample connection and feather valve are provided
Core；Sample connection is connected to vertical tube；Elastic valve core is arranged in sample connection, and the top surface of Elastic valve core is equipped with notch, feather valve
Core, which also has, is opened on Elastic valve core bottom surface and the cavity close to notch；It is characterized in that sample connection include joint body and
Bottom wall, bottom wall are connected with the bottom of joint body, and surround one jointly for accommodating the valve chamber of Elastic valve core；Elastic valve core setting
In valve chamber；Two opposite sides of valve chamber are connected with the pipe shaft of vertical tube respectively, and set respectively on opposite two sides of valve chamber
There are the first opening and the second opening for running through pipe shaft；Elastic valve core has the liquid for penetrating through two opposite sides of the Elastic valve core
Body runner, face the first opening and the second opening are distinguished at the both ends of flow channel for liquids, and the cavity of flow channel for liquids and Elastic valve core connects
It is logical.
The present invention has at least the following advantages and feature:
In urine sampling valve according to an embodiment of the present invention, accommodate opposite two sides of valve chamber of Elastic valve core respectively with urine
The vertical tube pipe shaft of liquid sampling valve is interconnected, so that the height that sample connection protrudes from vertical tube side is smaller, when in use
The body to patient can be contradicted to avoid sample connection, improve the comfort level of patient when in use.
Detailed description of the invention
Fig. 1 is the appearance diagram of one embodiment of urine sampling valve of the present invention.
Fig. 2 is the perspective view of the explosion of one embodiment of urine sampling valve of the present invention.
Fig. 3 is the schematic front view of one embodiment of urine sampling valve of the present invention.
Fig. 4 is the A-A cut-away view of Fig. 3.
Fig. 5 is the B-B cross-sectional view of Fig. 3.
Fig. 6 is the cross-sectional view of the Elastic valve core of one embodiment of urine sampling valve of the present invention.
Fig. 7 is the appearance diagram of second embodiment of urine sampling valve of the present invention.
Fig. 8 is the perspective view of the explosion of second embodiment of urine sampling valve of the present invention.
Fig. 9 is the schematic front view of second embodiment of urine sampling valve of the present invention.
Figure 10 is the A-A cut-away view of Fig. 9.
Figure 11 is the B-B cross-sectional view of Figure 10.
Figure 12 is the cross-sectional view of the Elastic valve core of second embodiment of urine sampling valve of the present invention.
Specific embodiment
Referring to Fig. 1 to Fig. 6.Urine sampling valve according to a first embodiment of the present invention, including vertical tube 1, sample connection 2 and
Elastic valve core 3.
One end of vertical tube 1 is equipped with the first connector 11 for being connected to catheter, the other end of vertical tube 1 be equipped with for urine
Second connector 12 of bag connection.Sample connection 2 is connected to vertical tube 1.Elastic valve core 3 is arranged in sample connection 2.
Wherein, sample connection 2 includes joint body 21 and bottom wall 22, and bottom wall 22 is connected with the bottom of joint body 21, and
One is surrounded jointly for accommodating the valve chamber 20 of Elastic valve core 3, and Elastic valve core 3 is arranged in valve chamber 20, and the top surface of Elastic valve core 3 is set
There is notch 33, the shape of notch 33 can be linear type, cross, T-shaped or Y-shaped etc..Elastic valve core 3, which also has, to be opened on
Elastic valve core bottom surface and close to the cavity of notch 33 30.Central axis of the axially extending direction of Elastic valve core 3 perpendicular to vertical tube 1
Line, the material of Elastic valve core 3 can be silica gel, thermoplastic elastic body.
Two opposite sides of valve chamber 20 are connected with the pipe shaft of vertical tube 1 respectively, and on opposite two sides of valve chamber 20 point
The first opening 23 and the second opening 24 of vertical tube pipe shaft She You not run through.Elastic valve core 3 has the perforation Elastic valve core opposite
Two sides flow channel for liquids 36, both ends difference face first opening 23 of flow channel for liquids 36 and the second opening 24, and liquid
Runner 36 is connected to the cavity 30 of Elastic valve core 3.The urine of the first connector 11 is flowed into after 23 outflow of the first opening, passes through liquid
Runner 30 flows into the second opening 24, and flows into the second connector 12 from the second opening 24.
Further, Elastic valve core 3 includes thinner head 31 and thicker reset portion 32, and notch 33 is arranged on head 31
Top surface, the bottom on head 31 is connected with one end of reset portion 32, and the end face 34 of the other end of reset portion 32 abuts sample connection 2
Bottom wall 22.Head 31 has head cavity 310, and reset portion 32 has reset portion cavity 320, head cavity 310 and reset portion
Cavity 320 is connected to, and collectively constitutes the cavity 30 of Elastic valve core 3.Reset portion cavity 320 is opened on the end of the other end of reset portion
Face 34, the setting of flow channel for liquids 36 are connected in reset portion 32, and with reset portion cavity 320.In this first embodiment, 31 He of head
Reset portion 32 is cylindrical.
It is preferred that the bottom surface of Elastic valve core 3 engages with 22 bumps of bottom wall of sample connection 2.In the present embodiment, it samples
The bottom wall 22 of interface 2 is equipped with positioning protrusion 221 protruding upward, and positioning protrusion 221 is embedded in reset portion cavity 320.
The shape of valve chamber 20 and the shape of Elastic valve core 3 match.Further, Elastic valve core 3 includes being located at head 31
Shoulder 35 between reset portion 32, shoulder 35 are in truncated cone-shaped；The inner wall of valve chamber 20 is equipped with the truncated cone-shaped to match with shoulder 35
Stopper section 25, the side of shoulder 35 be connected to stopper section 25 formed it is in sealing contact.
Further, joint body 21 includes top cover portion and peripheral side wall 213.Top cover portion includes top cover 212 and entrance
Pipe 211, top cover 212 are connected with the top of peripheral side wall 213, and the mode of connection includes but is not limited to the modes such as bonding, heat seal.Enter
Mouth pipe 211 is vertically connected with top cover 212, and penetrates through top cover 212.Inlet tube 211 is equipped with standard luer fittings, is convenient for multiple types
Urine draw-out device and the urine sampling valve realize connection sampling.Peripheral side wall 213, the bottom wall 22 of sample connection 2 and perpendicular
1 integrated injection molding of pipe.The head 31 of Elastic valve core 3 is located in the pore of inlet tube 211.
When in use, the head 31 of Elastic valve core can be under the promotion of the external drawing liquid equipment such as syringe from first
It sets and moves axially into the second position.When head 31 is in first position, head 31 is closing and sealing off inlet tube 211.And work as
When needing to be sampled the urine of sufferer, the blunt nosed of syringe protrudes into inlet tube 211, and head 31 is because its top surface is by syringe
Blunt nosed pushing is mobile to the direction far from inlet duct portion, when head 31 is moved to the second position, notch 33 collapse and
Open, flow into Elastic valve core 3 flow channel for liquids 36 in urine, successively after reset portion cavity 320 and head cavity 310 from
The notch 33 of opening flows into syringe.
After completing urine sampling, the blunt nosed of syringe is extracted, and head 31 is returned to described first by reset portion 32
It sets, so that inlet tube 211 be closed, notch 33 is also at closed state, and Elastic valve core 3 restores to the original state.
Fig. 7 to Figure 12 shows urine sampling valve according to a second embodiment of the present invention.The second embodiment is real with first
The main distinction for applying example is that the shape of the reset portion 32 of the Elastic valve core 3 in second embodiment is different from the first embodiment.?
In first embodiment, reset portion 32 is in cylindrical, and in a second embodiment, the shape of reset portion 32 is substantially in cuboid
Shape.The shape of valve chamber 20 and the shape of Elastic valve core 3 match, and correspondingly, in a second embodiment, peripheral side wall 213 is enclosed
At cavity shape also substantially be in cuboid.
In other embodiments, the shape of the reset portion 32 of Elastic valve core 3 can also be in elliptical cylinder-shape.
In urine sampling valve according to an embodiment of the present invention, two opposite sides of the valve chamber 20 of Elastic valve core 3 are accommodated
Be interconnected respectively with the vertical tube pipe shaft of urine sampling valve so that sample connection 2 protrude from the height of 1 side of vertical tube compared with
It is small, the body for arriving patient can be contradicted to avoid sample connection 2 when in use, improves the comfort level of patient when in use.
Claims (10)
1. urine sampling valve, including vertical tube, sample connection and Elastic valve core；The sample connection is connected to the vertical tube；Institute
It states Elastic valve core to be arranged in the sample connection, the top surface of Elastic valve core is equipped with notch, and Elastic valve core, which also has, is opened on bullet
Property spool bottom surface and close to the cavity of the notch；It is characterized in that, the sample connection includes joint body and bottom wall, institute
It states bottom wall to be connected with the bottom of the joint body, and surrounds one jointly for accommodating the valve chamber of the Elastic valve core；The bullet
Property spool be arranged in the valve chamber；
Two opposite sides of the valve chamber are connected with the pipe shaft of the vertical tube respectively, and on opposite two sides of valve chamber respectively
Equipped with the first opening and the second opening for running through the pipe shaft；The Elastic valve core has opposite two of the perforation Elastic valve core
The first opening described in face and second opening, and liquid are distinguished in the flow channel for liquids of a side, the both ends of the flow channel for liquids
Runner is connected to the cavity of Elastic valve core.
2. urine sampling valve as described in claim 1, which is characterized in that the bottom surface of the Elastic valve core and the sample connection
Bottom wall bumps engaging.
3. urine sampling valve as claimed in claim 1 or 2, which is characterized in that the Elastic valve core include thinner head and
The top surface on the head, bottom and the reset portion on head is arranged in thicker reset portion, the notch of Elastic valve core
One end is connected, and the end face of the other end of reset portion abuts the bottom wall of the sample connection；
The head has head cavity, and the reset portion has reset portion cavity, and the head cavity and the reset portion are empty
Chamber connection, and collectively constitute the cavity of Elastic valve core；Reset portion cavities open is in the end face of the other end of reset portion, liquid
Runner setting is connected in the reset portion, and with reset portion cavity；
The shape of the valve chamber and the shape of the Elastic valve core match.
4. urine sampling valve as described in claim 3, which is characterized in that the bottom wall of the sample connection is equipped with protruding upward
Positioning protrusion, the positioning protrusion is embedded in the reset portion cavity.
5. urine sampling valve as claimed in claim 3, it is characterised in that: the Elastic valve core includes being located at the head and institute
The shoulder between reset portion is stated, the shoulder is in truncated cone-shaped；The inner wall of the valve chamber is equipped with the rotary table to match with the shoulder
Shape stopper section, the side of the shoulder be connected to the stopper section formed it is in sealing contact.
6. urine sampling valve as claimed in claim 3, which is characterized in that the joint body includes top cover portion and ambient side
Wall；The top cover portion includes top cover and inlet tube, and the top cover is connected with the top of the peripheral side wall, the inlet tube and top
Lid is vertically connected, and penetrates through the top cover；The bottom wall and the vertical tube integrated injection molding of the peripheral side wall, the sample connection
Molding；
The head of the Elastic valve core is located in the pore of the inlet tube.
7. urine sampling valve as claimed in claim 3, which is characterized in that the head is cylindrical, and the reset portion is in circle
Cylindricality, elliptical cylinder-shape or cuboid.
8. urine sampling valve as described in claim 1, which is characterized in that the shape of the notch is linear type, cross, T
Font or Y-shaped.
9. urine sampling valve as described in claim 1, which is characterized in that the material of the Elastic valve core be silica gel, rubber or
Thermoplastic elastomer (TPE).
10. urine sampling valve as described in claim 1, which is characterized in that one end of the vertical tube is equipped with and is used for and catheter
First connector of connection, the other end of the vertical tube are equipped with the second connector for being connected to urinal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810285034.8A CN110338848B (en) | 2018-04-02 | 2018-04-02 | Urine sampling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810285034.8A CN110338848B (en) | 2018-04-02 | 2018-04-02 | Urine sampling valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110338848A true CN110338848A (en) | 2019-10-18 |
| CN110338848B CN110338848B (en) | 2024-07-23 |
Family
ID=68173482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810285034.8A Active CN110338848B (en) | 2018-04-02 | 2018-04-02 | Urine sampling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110338848B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3997036B2 (en) * | 1998-07-02 | 2007-10-24 | 株式会社鷺宮製作所 | Flow path switching valve |
| CN202342258U (en) * | 2011-10-29 | 2012-07-25 | 宁波冠克贸易有限公司 | Urine bag connector with sampling function |
| CN104784812A (en) * | 2015-04-29 | 2015-07-22 | 美昕医疗器械(昆山)有限公司 | Needleless sampling valve |
| CN105987191A (en) * | 2015-02-06 | 2016-10-05 | 浙江盾安人工环境股份有限公司 | Plug valve |
| CN106139386A (en) * | 2016-08-11 | 2016-11-23 | 四川众药业有限公司 | A kind of three way type catheter joint of counterflow-preventing |
| CN205924697U (en) * | 2016-06-30 | 2017-02-08 | 锐嘉（宜兴）科技有限公司 | Threaded exempts from needle and adds medicine connector |
| WO2018001824A1 (en) * | 2016-06-30 | 2018-01-04 | Robert Bosch Gmbh | Valve for metering a fluid |
| CN208573757U (en) * | 2018-04-02 | 2019-03-05 | 美昕医疗器械(昆山)有限公司 | Urine sampling valve |
-
2018
- 2018-04-02 CN CN201810285034.8A patent/CN110338848B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3997036B2 (en) * | 1998-07-02 | 2007-10-24 | 株式会社鷺宮製作所 | Flow path switching valve |
| CN202342258U (en) * | 2011-10-29 | 2012-07-25 | 宁波冠克贸易有限公司 | Urine bag connector with sampling function |
| CN105987191A (en) * | 2015-02-06 | 2016-10-05 | 浙江盾安人工环境股份有限公司 | Plug valve |
| CN104784812A (en) * | 2015-04-29 | 2015-07-22 | 美昕医疗器械(昆山)有限公司 | Needleless sampling valve |
| CN205924697U (en) * | 2016-06-30 | 2017-02-08 | 锐嘉（宜兴）科技有限公司 | Threaded exempts from needle and adds medicine connector |
| WO2018001824A1 (en) * | 2016-06-30 | 2018-01-04 | Robert Bosch Gmbh | Valve for metering a fluid |
| CN106139386A (en) * | 2016-08-11 | 2016-11-23 | 四川众药业有限公司 | A kind of three way type catheter joint of counterflow-preventing |
| CN208573757U (en) * | 2018-04-02 | 2019-03-05 | 美昕医疗器械(昆山)有限公司 | Urine sampling valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110338848B (en) | 2024-07-23 |
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