CN206853709U - A kind of medical chemical examination dropper - Google Patents
A kind of medical chemical examination dropper Download PDFInfo
- Publication number
- CN206853709U CN206853709U CN201720696055.XU CN201720696055U CN206853709U CN 206853709 U CN206853709 U CN 206853709U CN 201720696055 U CN201720696055 U CN 201720696055U CN 206853709 U CN206853709 U CN 206853709U
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- China
- Prior art keywords
- dropper
- droplet amount
- seat
- big drop
- groove
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- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a kind of medical chemical examination dropper, medical laboratory apparatus field is related generally to.Including dropper body, big drop amount control device and droplet amount control device, the dropper bodies top is provided with dropper top cover, the big drop amount control device includes metering and presses seat, big drop amount back-moving spring and big drop amount sealing piston, the metering is provided with graduation mark by seat, the droplet amount control device includes the side branch that is connected with dropper body interior, droplet amount is provided with ring spring groove by seat, droplet amount back-moving spring and droplet amount sealing piston, the side branch.The beneficial effects of the utility model are：Microsampling, which can either simply and easily be completed, also can simply and easily be completed commonly to sample, for a long time also will not be numb, very tired using rear finger, more convenient to use, and more easily urine can be sampled.
Description
Technical field
Medical laboratory apparatus field is the utility model is related to, specifically a kind of medical chemical examination dropper.
Background technology
In the clinical laboratory of hospital, dropper is an essential inspection, chemical examination instrument, is examined especially with biochemical now
Widely using for automatic analyzer in field is tested, microsampling has become the key of assay accuracy, but sometimes takes
Sample amount also can be more, as urine sampling etc..The dropper structure of prior art is very simple, and exactly a rubber sacculus rubber head directly covers
On glass or plastic dropper main body, the downward one end of dropper is the suction nozzle tapered into, is first by sacculus glue when use
Head is clutched with hand, discharge part air, then the liquid that need to be examined is drawn onto in dropper main body with suction nozzle.And dropper be generally divided into it is micro-
Amount sampling dropper and common sampling dropper, the sampling of dropper have some limitations.Moreover, urine specimen typically keeps sample
The mouth of pipe is sealed with plug, prevents odor dispersion, is sampled when carrying out urine sampling with common dropper, it is necessary to which plug is extracted, sampling
Plug is pressed into the closing mouth of pipe again afterwards, urine sampling process is complicated, and during extraction plug, urine specimen easily spills unrestrained.
And existing dropper is sampled in use, typically pinching dropper with finger, because dropper is very thin, is used very not
It is convenient, for a long time can be numb, very tired using rear finger.It is described to be badly in need of a kind of chemical examination dropper applied widely, Er Qieneng at present
It is enough that chemical examination is preferably sampled to urine specimen.
Utility model content
The purpose of this utility model is to provide a kind of medical chemical examination dropper, and it can either simply and easily complete micro take
Sample also can simply and easily be completed commonly to sample, for a long time also will not be numb, very tired using rear finger, use more square
Just, and more easily urine can be sampled.
The utility model to achieve the above object, is achieved through the following technical solutions：
A kind of medical chemical examination dropper, including dropper body, big drop amount control device and droplet amount control device, the dropper
Body bottom portion is provided with liquid sucting port, and the dropper bodies top is provided with open top and the dropper top with dropper bodies top clamping
Lid, the big drop amount control device include metering and press seat, big drop amount back-moving spring and big drop amount sealing piston, and seat is pressed in the metering
Graduation mark and spring base are provided with, described big drop amount back-moving spring one end is connected with dropper top cover, the big drop amount back-moving spring
The other end is connected with spring base, and the big drop amount sealing piston is arranged in dropper body, and the big drop amount sealing piston with
Metering by seat bottom connect, the droplet amount control device include connected with dropper body interior side branch, droplet amount by seat,
Droplet amount back-moving spring and droplet amount sealing piston, the side branch are provided with ring spring groove, the droplet amount back-moving spring
One end is connected with ring spring groove bottom, and the droplet amount back-moving spring other end is connected with droplet amount by seat, the droplet amount
Sealing piston is arranged on inside side branch, and the droplet amount sealing piston is connected with droplet amount by seat.
It is plugged with needle stand at the liquid sucting port, the needle stand is provided with the aspirating needle connected with liquid sucting port, on the needle stand
Vent wire is additionally provided with, the vent wire bottom is less than needle stand bottom surface, needle stand top surface, and the ventilation are higher by the top of the vent wire
Passage is provided with the top of pin.
The dropper body exterior is enclosed with protection gum cover.
It is provided with the top of the protection gum cover and holds gum cover, the holding gum cover is provided with forefinger groove, middle finger groove, nameless groove
With little finger of toe groove, the side branch is arranged between forefinger groove and middle finger groove.
Prior art is contrasted, the beneficial effects of the utility model are：
1st, the dropper body of the present apparatus is provided with big drop amount control device and droplet amount control device, drips amount control device greatly
The big drop amount sample examination drop trial work that sample can be completed is made, i.e., common sample examination drop trial work is made；Droplet amount control device energy
The droplet amount sample examination drop trial work for enough completing sample is made, i.e. microsampling chemical examination drop trial work is made；When therefore, using the present apparatus,
Needs can be sampled according to actual, can either simply and easily complete microsampling drop examination also can simply and easily complete commonly
Sampling drop examination.Moreover, the present apparatus is to grasp the holding gum cover at the top of dropper when in use, holds gum cover and be provided with forefinger
Groove, middle finger groove, nameless groove and little finger of toe groove, thumb is used to press to measure presses seat by seat or droplet amount, general so as to carry out respectively
Examination is dripped in logical sampling or microsampling drop trial work is made, and this hand-held, using dropper side's examination, will not also be sent out using rear finger for a long time
It is numb, very tired, it is more convenient to use.And needle stand is plugged with the liquid sucting port of the present apparatus, needle stand is provided with aspirating needle and led to
Air tube, when being sampled to urine, aspirating needle and vent wire are punctured to the plug of urine specimen test tube mouth, vent wire is used to protect
It is equal to hold urine specimen test tube mouth inner and outer air pressure, pressing metering is unclamped again as after seat, and urine specimen in seat reseting procedure is pressed in metering
It will be inhaled into by aspirating needle in dropper body, complete urine sampling work, such a method is urinated when being avoided that and extracting plug
Liquid sample spills unrestrained, avoids distributing for urine peculiar smell, more easily urine can be sampled.
2nd, dropper body exterior is enclosed with protection gum cover, and protection gum cover can play protection well to dropper body and make
With.
Brief description of the drawings
Accompanying drawing 1 is the utility model concrete structure schematic diagram.
Accompanying drawing 2 is liquid sucting port and needle stand connected mode structural representation in the utility model.
Accompanying drawing 3 is I portions enlarged drawing in the utility model accompanying drawing 1
Accompanying drawing 4 is II portions enlarged drawing in the utility model accompanying drawing 1.
Accompanying drawing 5 is to be measured in the utility model by holder structure schematic diagram.
Label shown in accompanying drawing：
1st, dropper body；2nd, liquid sucting port；3rd, open top；4th, dropper top cover；5th, seat is pressed in metering；6th, big drop amount resets bullet
Spring；7th, big drop amount sealing piston；8th, graduation mark；9th, spring base；10th, side branch；11st, droplet amount presses seat；12nd, droplet amount resets bullet
Spring；13rd, droplet amount sealing piston；14th, ring spring groove；15th, needle stand；16th, aspirating needle；17th, vent wire；18th, passage；19、
Protect gum cover；20th, gum cover is held；21st, forefinger groove；22nd, middle finger groove；23rd, nameless groove；24th, little finger of toe groove.
Embodiment
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it is to be understood that reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall within this Shen
Please limited range.
Described in the utility model is a kind of medical chemical examination dropper, and agent structure includes dropper body 1, drips amount control device greatly
With droplet amount control device, the bottom of dropper body 1 is provided with liquid sucting port 2, when being sampled, by liquid sucting port 2 by sample liquid
Body is sucked into dropper body 1, and when carrying out chemical examination drop examination, the liquid in dropper body 1 is dripped by liquid sucting port 2.The dropper
The top of body 1 is provided with open top 3 and the dropper top cover 4 with the top clamping of dropper body 1, and dropper top cover 4 one is for keeping away
Exempt from the dust in air, suspension is fallen into dropper body 1 from open top 3, second, for the top with big drop amount back-moving spring 6
End connection.The big drop amount control device includes metering by seat 5, big drop amount back-moving spring 6 and big drop amount sealing piston 7, described
Metering is provided with graduation mark 8 and spring base 9 by seat 5, and when seat 5 is pressed in pressing metering, the depth of pressing is controlled by observing graduation mark 8
Degree, so as to control the amount for drawing sample.Described big one end of drop amount back-moving spring 6 is connected with dropper top cover 4, and the big drop amount resets
The other end of spring 6 is connected with spring base 9, and after seat 5 is pressed in pressing metering, big drop amount back-moving spring 6 can give metering by 5 one resets of seat
Elastic force, metering by seat 5 reset during, sample liquid can be constantly sucked into dropper body 1.The big drop amount is close
Envelope piston 7 is arranged in dropper body 1, and the big drop amount sealing piston 7 is connected with measuring by the bottom of seat 5, the droplet amount
Control device is including the side branch 10 with being connected inside dropper body 1, droplet amount by seat 11, droplet amount back-moving spring 12 and droplet
Sealing piston 13 is measured, the side branch 10 is provided with ring spring groove 14, described one end of droplet amount back-moving spring 12 and annular elastomeric
The bottom surface of spring groove 14 is connected, and the other end of droplet amount back-moving spring 12 is connected with droplet amount by seat 11, and the droplet amount sealing is lived
Plug 13 is arranged on inside side branch 10, and the droplet amount sealing piston 13 is connected with droplet amount by seat 11, passes through side branch 10
The diameter of tube chamber reasonably sets spacing distance of the droplet amount by the outer face of seat 11 to the outer face of side branch 10, small by pressing
Drop amount presses seat 11, droplet amount is contacted by the inside of the outer face of seat 11 with the outer face of side branch 10, and pressing droplet amount presses the length of seat 11
Herein under distance, after droplet amount is resetted by seat 11 in the presence of droplet amount back-moving spring 12, guarantee is drawn into dropper body 1
Sample liquid for 1 drop~2 drop left and right, so as to preferably complete microsampling work.Therefore, the big drop amount control dress of the present apparatus
The big drop amount sample examination drop trial work work of sample can be completed by putting, i.e., common sample examination drop trial work is made；Droplet amount control device
The droplet amount sample examination drop trial work that sample can be completed is made, i.e. microsampling chemical examination drop trial work is made；, can during using the present apparatus
Needs are sampled according to actual, can either simply and easily complete microsampling drop examination also can simply and easily complete commonly to sample
Drop examination.
In order to be more easily sampled to the invisible spectro sample provided with plug, pin is plugged with the liquid sucting port 2
Seat 15, the needle stand 15 is provided with the aspirating needle 16 connected with liquid sucting port 2, vent wire 17 is additionally provided with the needle stand 15, described
The bottom of vent wire 17 is less than the bottom surface of needle stand 15, and the top of vent wire 17 is higher by the top surface of needle stand 15, and the top of the vent wire 17
Provided with passage 18.When being sampled to urine, aspirating needle 16 and vent wire 17 are punctured to the plug of urine specimen test tube mouth,
Vent wire 17 is used to keep urine specimen test tube mouth inner and outer air pressure equal, and by being unclamped again after seat 5, metering is multiple by seat 5 for pressing metering
Urine specimen will be inhaled into dropper body 1 by aspirating needle 16 during position, complete urine sampling work, such a method
Urine specimen is spilt unrestrained when being avoided that extraction plug, avoids distributing for urine peculiar smell, more easily urine can be taken
Sample.
In order to preferably protect dropper body 1, prevent from breaking into pieces, the outer wrap of dropper body 1 has guarantor
Protect gum cover 19.
Dropper body 1 is gripped in order to more comfortable, convenient, the top of protection gum cover 19, which is provided with, holds gum cover
20, the holding gum cover 20 is provided with forefinger groove 21, middle finger groove 22, nameless groove 23 and little finger of toe groove 24, and the side branch 10 is set
It is placed between forefinger groove 21 and middle finger groove 22.The present apparatus is to grasp the holding gum cover 20 at the top of dropper when in use, is held
Gum cover 20 is provided with forefinger groove 21, middle finger groove 22, nameless groove 23 and little finger of toe groove 24, thumb be used to pressing metering by seat 5 or
Droplet amount presses seat 11, this to hold, use the side of dropper so as to carry out commonly sampling drop examination or microsampling drop trial work work respectively
Examination, for a long time also will not be numb, very tired using rear finger, more convenient to use.
Embodiment：
Described in the utility model is a kind of medical chemical examination dropper, and agent structure includes dropper body 1, drips amount control device greatly
With droplet amount control device, dropper body 1 is glass tube.The bottom of dropper body 1 is provided with liquid sucting port 2, the internal diameter of liquid sucting port 2
For 1mm~2mm, the sample liquid during mobile dropper body 1 can be avoided to spill.The top of dropper body 1 is provided with top
Portion's opening 3 and the dropper top cover 4 with the top clamping of dropper body 1, dropper top cover 4 are rigid plastics top cover.The big drop amount
Control device includes metering by seat 5, big drop amount back-moving spring 6 and big drop amount sealing piston 7, and metering is that plastics press seat by seat 5, greatly
Drop amount sealing piston 7 is identical with the materials of syringe piston.The metering is provided with graduation mark 8 and spring base 9 by seat 5, described
Big one end of drop amount back-moving spring 6 is connected with dropper top cover 4, and the big other end of drop amount back-moving spring 6 is connected with spring base 9, institute
Big drop amount sealing piston 7 is stated to be arranged in dropper body 1, and the big drop amount sealing piston 7 is connected with measuring by the bottom of seat 5,
The droplet amount control device resets bullet including the side branch 10 with being connected inside dropper body 1, droplet amount by seat 11, droplet amount
Spring 12 and droplet amount sealing piston 13, droplet amount are that plastics press seat, droplet amount sealing piston 13 and syringe piston by seat 11
Materials are identical.The side branch 10 is provided with ring spring groove 14, described one end of droplet amount back-moving spring 12 and ring spring groove
14 bottom surfaces are connected, and the other end of droplet amount back-moving spring 12 is connected with droplet amount by seat 11, the droplet amount sealing piston 13
It is arranged on inside side branch 10, and the droplet amount sealing piston 13 is connected with droplet amount by seat 11.Grafting at the liquid sucting port 2
There is needle stand 15, the needle stand 15 is provided with the aspirating needle 16 connected with liquid sucting port 2, vent wire 17 is additionally provided with the needle stand 15,
The bottom of vent wire 17 is less than the bottom surface of needle stand 15, and the top of vent wire 17 is higher by the top surface of needle stand 15, and the vent wire 17
Top is provided with passage 18.The outer wrap of dropper body 1 has protection gum cover 19.The top of protection gum cover 19, which is provided with, to be held
Gum cover 20, the holding gum cover 20 are provided with forefinger groove 21, middle finger groove 22, nameless groove 23 and little finger of toe groove 24, the side branch
10 are arranged between forefinger groove 21 and middle finger groove 22.
Claims (4)
- A kind of 1. medical chemical examination dropper, it is characterised in that：Including dropper body (1), big drop amount control device and the control of droplet amount Device, dropper body (1) bottom are provided with liquid sucting port (2), be provided with the top of the dropper body (1) open top (3) and With the dropper top cover (4) of clamping at the top of dropper body (1), the big drop amount control device includes metering and answered by seat (5), big drop amount Position spring (6) and big drop amount sealing piston (7), the metering is provided with graduation mark (8) and spring base (9) by seat (5), described big Drop amount back-moving spring (6) one end is connected with dropper top cover (4), and big drop amount back-moving spring (6) other end connects with spring base (9) Connect, the big drop amount sealing piston (7) is arranged in dropper body (1), and the big drop amount sealing piston (7) presses seat with metering (5) bottom connects, and the droplet amount control device includes the side branch (10) connected internal with dropper body (1), droplet amount is pressed Seat (11), droplet amount back-moving spring (12) and droplet amount sealing piston (13), the side branch (10) are provided with ring spring groove (14), described droplet amount back-moving spring (12) one end is connected with ring spring groove (14) bottom surface, the droplet amount back-moving spring (12) other end is connected with droplet amount by seat (11), and the droplet amount sealing piston (13) is arranged on side branch (10) inside, and The droplet amount sealing piston (13) is connected with droplet amount by seat (11).
- A kind of 2. medical chemical examination dropper according to claim 1, it is characterised in that：Liquid sucting port (2) place is plugged with needle stand (15), the needle stand (15) is provided with the aspirating needle (16) connected with liquid sucting port (2), and vent wire is additionally provided with the needle stand (15) (17), vent wire (17) bottom is less than needle stand (15) bottom surface, and needle stand (15) top surface is higher by the top of the vent wire (17), and Passage (18) is provided with the top of the vent wire (17).
- A kind of 3. medical chemical examination dropper according to claim 1, it is characterised in that：Dropper body (1) outer wrap has Protect gum cover (19).
- A kind of 4. medical chemical examination dropper according to claim 3, it is characterised in that：Hand is provided with the top of the protection gum cover (19) Gum cover (20) is held, the holding gum cover (20) is provided with forefinger groove (21), middle finger groove (22), nameless groove (23) and little finger of toe groove (24), the side branch (10) is arranged between forefinger groove (21) and middle finger groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696055.XU CN206853709U (en) | 2017-06-18 | 2017-06-18 | A kind of medical chemical examination dropper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696055.XU CN206853709U (en) | 2017-06-18 | 2017-06-18 | A kind of medical chemical examination dropper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206853709U true CN206853709U (en) | 2018-01-09 |
Family
ID=60826204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720696055.XU Expired - Fee Related CN206853709U (en) | 2017-06-18 | 2017-06-18 | A kind of medical chemical examination dropper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206853709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738578A (en) * | 2019-01-11 | 2019-05-10 | 李冉 | A kind of gastroenterology gastric juice acidity detection device |
-
2017
- 2017-06-18 CN CN201720696055.XU patent/CN206853709U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738578A (en) * | 2019-01-11 | 2019-05-10 | 李冉 | A kind of gastroenterology gastric juice acidity detection device |
| CN109738578B (en) * | 2019-01-11 | 2021-06-29 | 李冉 | Gastric juice acidity detection device for digestive system department |
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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: 20180109 Termination date: 20180618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |