CN205866757U - Negative pressure sucker type blood sample automatic collector - Google Patents
Negative pressure sucker type blood sample automatic collector Download PDFInfo
- Publication number
- CN205866757U CN205866757U CN201620300647.0U CN201620300647U CN205866757U CN 205866757 U CN205866757 U CN 205866757U CN 201620300647 U CN201620300647 U CN 201620300647U CN 205866757 U CN205866757 U CN 205866757U
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- sealing gasket
- ripping bar
- blood sample
- rod
- 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.)
- Withdrawn - After Issue
Links
- 239000008280 blood Substances 0.000 title claims abstract description 29
- 210000004369 blood Anatomy 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 210000002082 fibula Anatomy 0.000 claims description 22
- 238000010030 laminating Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 description 9
- 241000699666 Mus <mouse, genus> Species 0.000 description 6
- 238000010241 blood sampling Methods 0.000 description 6
- 210000004279 orbit Anatomy 0.000 description 6
- 241000699670 Mus sp. Species 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000001508 eye Anatomy 0.000 description 3
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000237942 Conidae Species 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a negative pressure sucker type automatic blood sample collector, belonging to the technical field of medical instruments, which comprises a needle head assembly and a connecting pipe, wherein the upper end of the connecting pipe is provided with a connecting seat; a collecting box is arranged on the connecting seat; the collecting box is of a hollow cylindrical structure, and the upper end of the collecting box is provided with a sucking disc; a pry bar is arranged inside the sucker; a sealing gasket is arranged at the bottom of the prying bar; the sealing gasket is arranged in the collection box, and the bottom of the sealing gasket is provided with a sealing end panel; the sealing end panel is arranged on the inner wall of the collection box, and a through hole is formed below the sealing pad; spring supports are arranged at the lower end of the sealing end panel at intervals; a spring is connected between the spring support and the sealing gasket; through holes are uniformly formed in the spring support; a negative pressure chamber is arranged below the spring support; a flexible sealing ring is connected between the lower end of the sucker and the upper end of the collection box. The utility model aims at providing a negative pressure sucking disc formula blood specimen automatic collection ware through the negative pressure principle, can be rapidly, convenient, the collection orbit blood specimen of great degree.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specially a kind of negative pressure sucking disc type blood sample automatic collector.
Background technology
Mice is conventional animal model source, and eye socket blood sampling is the common method that mice gathers blood sample, after extracing eyeball
Mice is stood upside down, by methods such as action of gravity, extruding abdominal cavities, makes blood instill collection tube.Above procedure is due to existing shortage
Becoming privileged hemostix and the difference of individual's maneuver, the blood volume diversity collected is relatively big, usual less than 1 milliliter, it is impossible to meet
The blood using amount demand of many index detection.How can be rapid, convenient, largely gather mouse orbit blood sample be this area
Technical staff's urgent problem.
Utility model content
The purpose of this utility model is for problem above, it is provided that a kind of negative pressure sucking disc type blood sample automatic collector, passes through
Sucker is fully fitted with eye, and utilizes principle of negative pressure, can gather Orbital blood samples rapid, convenient, largely.
For realizing object above, the technical solution adopted in the utility model is: it includes needle assembly (1) and connecting tube
(2), needle assembly (1) being provided with needle guard (15), described connecting tube (2) upper end is provided with connection seat (3)；Described connection
It is provided with vasculum (7) on seat (3)；Described vasculum (7) is hollow cylindrical structure, and its upper end is provided with sucker (11)；
Described sucker (11) is internally provided with ripping bar (10)；Described ripping bar (10) bottom is provided with sealing gasket (9)；Described sealing gasket (9)
It is arranged in vasculum (7), bottom it, is provided with sealed end panel (6)；Described sealed end panel (6) is arranged on vasculum (7)
Inwall on, its be positioned at sealing gasket (9) lower section be provided with through hole；Described sealed end panel (6) lower end spacing is provided with spring and props up
Seat (5)；It is connected between described spring fastening (5) with sealing gasket (9) and has spring (8)；Described spring fastening is evenly arranged with on (5)
Through hole；Described spring fastening (5) lower section is provided with negative pressure chamber (4)；Connect between described sucker (11) lower end and vasculum (7) upper end
It is connected to flexible sealing ring (13)；Shown sucker (11) top is provided with sucker sheath (16).
Further, described sucker (11) includes suction cup main body (1104) and laminating section (1103)；Described suction cup main body
(1104) it is conical shell structure.
Further, it is provided with ripping bar in described suction cup main body (1104) and fixes groove (1102)；Groove fixed by described ripping bar
(1102) upper end is provided with ripping bar loose slot (1101).
Further, described ripping bar (10) includes the vertical section of the body of rod (1003) and body of rod tilting section (1002)；The described body of rod
Vertically section (1003) bottom is provided with the body of rod vertical section tip (1004)；Described body of rod tilting section (1002) top is provided with the body of rod
Tilting section tip (1001).
Further, described sealing gasket (9) includes sealing gasket main body (901) and sealing gasket contiguous block (902)；Described sealing
The cylindrical structure that pad main body (901) and sealing gasket contiguous block (902) are respectively coaxially disposed；Described sealing gasket contiguous block
(902) upper end is provided with ripping bar connection seat (903)；It is provided with waist hole (904) on described ripping bar connection seat (903)；Described ripping bar
The quantity connecting seat (903) is two；It is substantially symmetrical about its central axis that sealing gasket contiguous block (902) pressed by said two ripping bar connection seat (903)
Arrange.
Further, the quantity of described ripping bar (10) is two；The described body of rod vertical section (1003) lower end is arranged on waist hole
(904) in；The described body of rod vertical section tip (1004) is arranged on ripping bar and connects seat (903) bottom；Described body of rod tilting section
(1002) it is arranged on ripping bar to fix in groove (1102)；Described body of rod tilting section tip (1001) is arranged on ripping bar loose slot (1101)
In.
Further, described laminating section (1103) is provided with fibula (12)；The quantity of described fibula (12) is multiple, and
Arrangement is all had by the central shaft of laminating section (1103).
Further, described laminating section (1103) lower end is provided with multiple flexible fibula seat (14), its quantity and fibula
(12) quantity is consistent, and described fibula (12) is arranged in flexible fibula seat (14).
Further, the vertical section of the described body of rod (1003) and the diameter 1mm of body of rod tilting section (1002).
Further, weight 30g of described sealing gasket (9).
The beneficial effects of the utility model:
1, using sucker to replace existing syringe needle to carry out mouse orbit blood sampling, blood flows into along sucker, can be greater area of
Carry out blood collecting.
2, harvester is negative pressure structure, when firmly making sucker paster be combined in mouse orbit, ripping bar under pressure orders about by close
Packing fully opens, and blood is by the most collected under negative pressure effect, and blood sampling volume is big, and blood sampling efficiency is high.
3, when sucker is fitted in mouse orbit, fibula is used to be fixed on mouse orbit by sucker, easy to operate, make
Sucker suction power is higher, and negative pressure is big, and blood sampling efficiency is high.
4, it is provided with sucker sheath, effectively prevents sucker from polluting.
Accompanying drawing explanation
Fig. 1 is this utility model main sectional structure schematic diagram.
Fig. 2 is this utility model schematic top plan view.
Fig. 3 is main sectional structure schematic diagram during this utility model blood sampling duty.
Fig. 4 is the main sectional structure schematic diagram of sealing gasket in this utility model.
Fig. 5 is the schematic top plan view of sealing gasket in this utility model.
Fig. 6 is the partial enlarged view A in Fig. 3.
Fig. 7 is the principal section structural representation in this utility model in sealed end panel.
Fig. 8 is the main sectional structure schematic diagram of sucker in this utility model.
Fig. 9 is the partial enlarged view B in Fig. 8.
Described in figure, label character is expressed as: 1, needle assembly；2, connecting tube；3, seat is connected；4, negative pressure chamber；5, spring props up
Seat；6, sealed end panel；601, seal face；7, vasculum；8, spring；9, sealing gasket；901, sealing gasket main body；902, seal
Pad contiguous block；903, ripping bar connects seat；904, waist hole；10, ripping bar；1001, body of rod tilting section tip；1002, body of rod tilting section；
1003, the vertical section of the body of rod；1004, the body of rod vertical section tip；11, sucker；1101, ripping bar loose slot；1102, groove fixed by ripping bar；
1103, laminating section；1104, suction cup main body；12, fibula；13, flexible sealing ring；14, flexible fibula seat；15, needle guard；16、
Sucker sheath.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
Being described in detail with novel, the description of this part is only exemplary and explanatory, should be to protection domain of the present utility model
There is any restriction effect.
As shown in Fig. 1-Fig. 9, concrete structure of the present utility model is: it includes needle assembly 1 and connecting tube 2, syringe needle group
Being provided with needle guard 15 on part 1, described connecting tube 2 upper end is provided with connection seat 3；It is provided with vasculum on described connection seat 3
7；Described vasculum 7 is hollow cylindrical structure, and its upper end is provided with sucker 11；Described sucker 11 is internally provided with ripping bar
10；It is provided with sealing gasket 9 bottom described ripping bar 10；Described sealing gasket 9 is arranged in vasculum 7, is provided with sealed end bottom it
Panel 6；Described sealed end panel 6 is arranged on the inwall of vasculum 7, and it is positioned at below sealing gasket 9 and is provided with through hole；Described close
End-blocking panel 6 lower end spacing is provided with spring fastening 5；It is connected between described spring fastening 5 and sealing gasket 9 and has spring 8；Described bullet
It is evenly arranged with through hole on spring bearing 5；It is provided with negative pressure chamber 4 below described spring fastening 5；Described sucker 11 lower end and vasculum
Connect between 7 upper ends and have flexible sealing ring 13；Shown sucker 11 top is provided with sucker sheath 16.
Preferably, described sucker 11 includes suction cup main body 1104 and laminating section 1103；Described suction cup main body 1104 is circular cone
Shell structure.
Preferably, it is provided with ripping bar in described suction cup main body 1104 and fixes groove 1102；Groove 1102 upper end fixed by described ripping bar
It is provided with ripping bar loose slot 1101.
Preferably, described ripping bar 10 includes the vertical section of the body of rod 1003 and body of rod tilting section 1002；The vertical section of the described body of rod
The body of rod vertical section tip 1004 it is provided with bottom 1003；Described body of rod tilting section 1002 top is provided with body of rod tilting section tip
1001。
Preferably, described sealing gasket 9 includes sealing gasket main body 901 and sealing gasket contiguous block 902；Described sealing gasket main body
901 cylindrical structures being respectively coaxially disposed with sealing gasket contiguous block 902；Described sealing gasket contiguous block 902 upper end is provided with
Ripping bar connects seat 903；It is provided with waist hole 904 on described ripping bar connection seat 903；It is two that described ripping bar connects the quantity of seat 903；
Said two ripping bar connects seat 903 and presses sealing gasket contiguous block 902 setting substantially symmetrical about its central axis.
Preferably, the quantity of described ripping bar 10 is two；The described body of rod vertical section 1003 lower end is arranged in waist hole 904；
The described body of rod vertical section tip 1004 is arranged on ripping bar and connects bottom seat 903；It is solid that described body of rod tilting section 1002 is arranged on ripping bar
Determine in groove 1102；Described body of rod tilting section tip 1001 is arranged in ripping bar loose slot 1101.
Preferably, described laminating section 1103 is provided with fibula 12；The quantity of described fibula 12 is multiple, and by laminating section
The central shaft of 1103 all has arrangement.
Preferably, described laminating section 1103 lower end is provided with multiple flexible fibula seat 14, its quantity and the quantity of fibula 12
Consistent, and described fibula 12 is arranged in flexible fibula seat 14.
Preferably, the vertical section of the described body of rod 1003 and the diameter 1mm of body of rod tilting section 1002.
Preferably, weight 30g of described sealing gasket 9.
First hemostix principle of negative pressure, as it is shown in figure 1, carry out evacuation process by hemostix, by needle assembly with miniature
Vacuum machine connect, start micro vacuum machine bleed, sealing gasket under spring tension and negative-pressure adsorption effect with seal face
Plate is fitted completely, and forms negative-pressure vacuum in negative pressure chamber and needle tubing；
Time specifically used, as it is shown on figure 3, taken away by sucker sheath, remove eyeball of mouse, mice eye that sucker is fitted,
Being fixed with fibula, now ripping bar drives sealing gasket to be lifted up, and sealing gasket is opened, and mice picked-off retrobulbar blood along inhaling
Dish flows down, and is flowed into rapidly in vasculum and needle tubing by under suction function；Needle guard is taken off, needle assembly is inserted
In negative pressure test tube, final blood is all collected by test tube, and reach to take a blood sample in a large number rapidly purpose.
Total described, this utility model is fully fitted with eye by sucker, and utilizes principle of negative pressure, can rapid, convenient,
Gather Orbital blood samples largely.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row
Comprising of his property, so that include which key element the process of a series of key element, method, article or equipment not only include, and
And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or equipment
Key element.
Principle of the present utility model and embodiment are set forth by specific case used herein, above example
Illustrate to be only intended to help to understand method of the present utility model and core concept thereof.The above be only of the present utility model preferably
Embodiment, it is noted that due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for this technology
For the those of ordinary skill in field, on the premise of without departing from this utility model principle, it is also possible to make some improvement, retouching
Or change, it is also possible to above-mentioned technical characteristic is combined by rights；These improve retouching, change or combine, or not
The improved design by utility model and technical scheme directly apply to other occasion, are regarded as protection of the present utility model
Scope.
Claims (10)
1. a negative pressure sucking disc type blood sample automatic collector, it includes needle assembly (1) and connecting tube (2), on needle assembly (1)
It is provided with needle guard (15), it is characterised in that described connecting tube (2) upper end is provided with connection seat (3)；Described connection seat (3)
On be provided with vasculum (7)；Described vasculum (7) is hollow cylindrical structure, and its upper end is provided with sucker (11)；Described suction
Dish (11) is internally provided with ripping bar (10)；Described ripping bar (10) bottom is provided with sealing gasket (9)；Described sealing gasket (9) is arranged on
In vasculum (7), bottom it, it is provided with sealed end panel (6)；Described sealed end panel (6) is arranged on the inwall of vasculum (7)
On, it is positioned at sealing gasket (9) lower section and is provided with through hole；Described sealed end panel (6) lower end spacing is provided with spring fastening (5)；
It is connected between described spring fastening (5) with sealing gasket (9) and has spring (8)；Described spring fastening is evenly arranged with through hole on (5)；
Described spring fastening (5) lower section is provided with negative pressure chamber (4)；It is connected between described sucker (11) lower end with vasculum (7) upper end and has
Flexible sealing ring (13)；Shown sucker (11) top is provided with sucker sheath (16).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 1, it is characterised in that described sucker (11)
Including suction cup main body (1104) and laminating section (1103)；Described suction cup main body (1104) is conical shell structure.
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 2, it is characterised in that described suction cup main body
(1104) it is provided with ripping bar in and fixes groove (1102)；Described ripping bar is fixed groove (1102) upper end and is provided with ripping bar loose slot
(1101).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 3, it is characterised in that described ripping bar (10)
Including the vertical section of the body of rod (1003) and body of rod tilting section (1002)；It is vertical that the vertical section of the described body of rod (1003) bottom is provided with the body of rod
Section tip (1004)；Described body of rod tilting section (1002) top is provided with body of rod tilting section tip (1001).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 4, it is characterised in that described sealing gasket
(9) sealing gasket main body (901) and sealing gasket contiguous block (902) are included；Described sealing gasket main body (901) and sealing gasket contiguous block
(902) cylindrical structure being respectively coaxially disposed；Described sealing gasket contiguous block (902) upper end is provided with ripping bar and connects seat
(903)；It is provided with waist hole (904) on described ripping bar connection seat (903)；It is two that described ripping bar connects the quantity of seat (903)；Institute
State two ripping bars and connect seat (903) by sealing gasket contiguous block (902) setting substantially symmetrical about its central axis.
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 5, it is characterised in that described ripping bar (10)
Quantity be two；The described body of rod vertical section (1003) lower end is arranged in waist hole (904)；The described body of rod vertical section tip
(1004) it is arranged on ripping bar and connects seat (903) bottom；Described body of rod tilting section (1002) is arranged on ripping bar and fixes in groove (1102)；
Described body of rod tilting section tip (1001) is arranged in ripping bar loose slot (1101).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 2, it is characterised in that described laminating section
(1103) fibula (12) it is provided with on；The quantity of described fibula (12) is multiple, and all has by the central shaft of laminating section (1103)
Arrangement.
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 7, it is characterised in that described laminating section
(1103) lower end is provided with multiple flexible fibula seat (14), and its quantity is consistent with the quantity of fibula (12), and described fibula
(12) it is arranged in flexible fibula seat (14).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 4, it is characterised in that the described body of rod is vertical
Section (1003) and the diameter 1mm of body of rod tilting section (1002).
A kind of negative pressure sucking disc type blood sample automatic collector the most according to claim 3, it is characterised in that described sealing gasket
(9) weight 30g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300647.0U CN205866757U (en) | 2016-04-12 | 2016-04-12 | Negative pressure sucker type blood sample automatic collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300647.0U CN205866757U (en) | 2016-04-12 | 2016-04-12 | Negative pressure sucker type blood sample automatic collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205866757U true CN205866757U (en) | 2017-01-11 |
Family
ID=57686573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620300647.0U Withdrawn - After Issue CN205866757U (en) | 2016-04-12 | 2016-04-12 | Negative pressure sucker type blood sample automatic collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205866757U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852883A (en) * | 2016-04-12 | 2016-08-17 | 李懿莎 | Negative pressure sucker type blood sample automatic collector |
| CN110833465A (en) * | 2019-11-22 | 2020-02-25 | 中国人民解放军第四军医大学 | Mouse eyeball extrusion injury model preparation device |
-
2016
- 2016-04-12 CN CN201620300647.0U patent/CN205866757U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852883A (en) * | 2016-04-12 | 2016-08-17 | 李懿莎 | Negative pressure sucker type blood sample automatic collector |
| CN110833465A (en) * | 2019-11-22 | 2020-02-25 | 中国人民解放军第四军医大学 | Mouse eyeball extrusion injury model preparation device |
| CN110833465B (en) * | 2019-11-22 | 2024-06-11 | 中国人民解放军第四军医大学 | Mouse eyeball extrusion damage model preparation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20181030 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20181030 |