CN207306672U - A kind of student's physical examination hemostix - Google Patents
A kind of student's physical examination hemostix Download PDFInfo
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- CN207306672U CN207306672U CN201720120691.8U CN201720120691U CN207306672U CN 207306672 U CN207306672 U CN 207306672U CN 201720120691 U CN201720120691 U CN 201720120691U CN 207306672 U CN207306672 U CN 207306672U
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- blood
- needle
- student
- collection tube
- piston
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Abstract
The utility model discloses a kind of student's physical examination hemostix,Including push rod,Puncture needle,Blood taking needle,Blood sampling syringe,Piston and vacuum blood collection tube,The blood sampling syringe front end is equipped with guide pin pipe,Needle outlet is equipped with guide pin pipe,In the middle part of blood sampling syringe piston baffle ring is connected on inner wall,Piston is equipped with blood sampling syringe on front side of piston baffle ring,Pistons front sides are provided with needle stand,Needle stand front end connects blood taking needle,A kind of student's physical examination hemostix,Safety and sanitation,Improve the security used,Realize that blood taking needle front end is pierced by from guide pin pipe,Physical examination student's vein blood vessel is pierced into so as to be conducive to blood taking needle,Also allow for spike pierces needle tip protection sleeve and rubber pipe cap enters in vacuum blood collection tube,In vacuum blood collection tube under the influence of negative pressure,Blood in student's vein blood vessel is set to flow into vacuum blood collection tube,Complete blood sampling work,Unclamp push handle,Vacuum blood collection tube is automatically disengaged with puncture needle,Blood taking needle is extracted out of student vein blood vessel automatically,Improve the convenience of student's blood sampling operation.
Description
Technical field
The field of medical instrument technology is the utility model is related to, is specifically a kind of student's physical examination hemostix.
Background technology
In the physical examination of school organization, blood sampling is indispensable detection project, gathers the blood-taking device of blood sample cylinder at present
Usually it is grouped by multi-sections such as blood taking needle, hose, vaccum blood collecting test tubes into blood collection procedure, blood taking needle is small, takes not side
Just, easily slip or lose, needle protection of taking a blood sample, be easy to cause and stab, and in blood collection procedure, blood taking needle is easily subject to dirt
Contaminate, when causing security reduction of taking a blood sample, and taking a blood sample, also learning will be manually by vaccum blood collecting test tube and the puncture needle of the hose other end
Connection, blood collection procedure is cumbersome, and some is independently arranged, and increases the workload of medical staff, and after the completion of blood sampling, needs
Blood taking needle to be extracted from student's vein blood vessel manually, it is also desirable to the separation of manually implemented puncture needle and vaccum blood collecting test tube,
The efficiency and effect of blood sampling are reduced, adds the difficulty of blood sampling.
Utility model content
The purpose of this utility model is to provide a kind of student's physical examination hemostix, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical solution：
A kind of student's physical examination hemostix, including push rod, puncture needle, blood taking needle, blood sampling syringe, piston and vacuum blood collection
Pipe, the blood sampling syringe is cylindricality glass cylinder, and blood sampling syringe front end is equipped with guide pin pipe, and needle outlet, guide pin are equipped with guide pin pipe
It is equipped with closure rod in the needle outlet of tube end, connects piston baffle ring in the middle part of the blood sampling syringe on inner wall, on front side of piston baffle ring
Piston is equipped with blood sampling syringe, pistons front sides are provided with needle stand, and needle stand front end connection blood taking needle, needle stand outside is fixed equipped with spring
Seat, spring fixed seat connection hairspring, the hairspring other end are fixed on guide pin pipe, and hairspring is set on the outside of blood taking needle, institute
Connecting puncture needle on rear side of piston is stated, puncture needle outer sheath is equipped with needle tip protection sleeve, puncture needle connection blood taking needle, the needle point protection
Set outside is equipped with bulky spring, and vacuum blood collection tube front end is equipped with rubber pipe cap, blood sampling back end of syringe clamping limiting plate, the limiting plate center of circle
Place is equipped with screw thread mouth, and push rod, putting back-end connection push handle are equipped with screw thread mouth.
As further program of the utility model：Aseptic cavity is arranged in blood sampling syringe on front side of the piston baffle ring
Room.
As further program of the utility model：Described bulky spring one end is fixed on piston, and the bulky spring other end is consolidated
It is scheduled on vacuum blood collection tube.
As further program of the utility model：Heat-preservation cotton is equipped with the outside of the vacuum blood collection tube, heat-preservation cotton sticks on
In blood sampling syringe on rear side of piston baffle ring.
As further program of the utility model：The push rod front end is for T-type structure and after being fastened on vacuum blood collection tube
End, push rod are rotatablely connected with vacuum blood collection tube.
As further program of the utility model：The push rod front end outer side is equipped with external screw thread, external screw thread and screw thread mouth
It is threadedly coupled.
As further program of the utility model：Guide pin pipe, blood taking needle and the puncture needle are set with blood sampling syringe
On the same axis.
Compared with prior art, the beneficial effects of the utility model are：A kind of student's physical examination hemostix, structure are set
Meter is reasonable, easy for operation, by setting sterile chamber and needle tip protection sleeve effectively to prevent blood taking needle and puncture needle to be subject to dirt
Dye, safety and sanitation；And being threaded mouth effectively prevents the push rod axial force in transportational process and moves extruding blood taking needle
Cylinder, using pushrod movement is promoted after preceding rotating push-rod, improves the security used；And push rod extrudes thin bullet in stress successively
Spring and bulky spring compression, realize that blood taking needle front end is pierced by from guide pin pipe, so that it is quiet to be conducive to blood taking needle piercing physical examination student
Arteries and veins blood vessel, also allows for spike pierces needle tip protection sleeve and rubber pipe cap enters in vacuum blood collection tube, is born in vacuum blood collection tube
Under the influence of pressure, blood in student's vein blood vessel is flowed into vacuum blood collection tube, complete blood sampling work, unclamp push handle, vacuum blood collection tube
Automatically disengaged with puncture needle, blood taking needle is extracted out of student vein blood vessel automatically, improves the convenience of student's blood sampling operation.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：1- push rods, 2- limiting plates, 3- heat-preservation cottons, 4- rubber pipe cap, 5- puncture needles, 6- piston baffle rings, 7- needle stands,
The sterile chamber of 8- blood taking needles, 9-, 10- guide pins pipe, 11- closure rod, 12- needle outlets, 13- blood samplings syringe, 14- hairsprings, 15- bullets
Spring fixed seat, 16- pistons, 17- needle tip protection sleeves, 18- bulky springs, 19- vacuum blood collection tubes, 20- screw thread mouths, 21- push handles.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the utility model embodiment, a kind of student's physical examination hemostix, including push rod 1, puncture needle 5,
Blood taking needle 8, blood sampling syringe 13, piston 16 and vacuum blood collection tube 19, the blood sampling syringe 13 is cylindricality glass cylinder, syringe of taking a blood sample
13 front ends are equipped with guide pin pipe 10, and needle outlet 12 is equipped with guide pin pipe 10, envelope is equipped with the needle outlet 12 of 10 end of guide pin pipe
Rod 11 is blocked up, piston baffle ring 6, the interior setting of blood sampling syringe 13 of the front side of piston baffle ring 6 are connected on the blood sampling 13 middle part inner wall of syringe
For sterile chamber 9, the blood sampling syringe 13 of the front side of piston baffle ring 6 is interior to be equipped with piston 16, and 16 installed in front of piston has needle stand 7, needle stand 7
Front end connects blood taking needle 8, and the outside of needle stand 7 is equipped with spring fixed seat 15, and spring fixed seat 15 connects hairspring 14, and hairspring 14 is another
One end is fixed on guide pin pipe 10, and the hairspring 14 is set in the outside of blood taking needle 8, under the effect of 14 elastic force of hairspring, piston
16 drive needle stands 7 and blood taking needle 8 move backward, until the rear side of piston 16 contradicts the closure rod 11 in piston baffle ring 6, production and is inserted into
In needle outlet 12, thus sterile chamber 9 is closed chamber, effectively prevents extraneous air from entering in sterile chamber 9, ensures aseptic cavity
8 safety and sanitation of blood taking needle in room 9.
The 16 rear side connecting puncture needle 5 of piston, 5 outer sheath of puncture needle are equipped with needle tip protection sleeve 17, needle tip protection sleeve 17
Preventing outside air pollution puncture needle 5, puncture needle 5 connects blood taking needle 8, and the outside of needle tip protection sleeve 17 is equipped with bulky spring 18,
18 one end of bulky spring is fixed on piston 16, and 18 other end of bulky spring is fixed on vacuum blood collection tube 19, before vacuum blood collection tube 19
End is equipped with rubber pipe cap 4, and the outside of vacuum blood collection tube 19 is equipped with heat-preservation cotton 3, and heat-preservation cotton 3 sticks on the blood sampling of the rear side of piston baffle ring 6
In syringe 13, blood sampling syringe 13 rear end clamping limiting plate 2, limiting plate 2 and blood sampling syringe 13 are detachable connection, limiting plate 2
Circle centre position is equipped with screw thread mouth 20, push rod 1 is equipped with screw thread mouth 20, T-type structure is in 1 front end of push rod and is fastened on vacuum blood collection tube 19
Rear end, push rod 1 are rotatablely connected with vacuum blood collection tube 19, and 1 rear end of push rod connection push handle 21,1 front end outer side of push rod is equipped with external screw thread,
External screw thread is threadedly coupled with screw thread mouth 20.
The guide pin pipe 10, blood taking needle 8 and puncture needle 5 are set on the same axis with blood sampling syringe 13.
The axial compressive force that the bulky spring 18 can bear is more than the axial compressive force that hairspring 14 can bear.
10 length of guide pin pipe is the 1/3 of 8 length of blood taking needle.
The operation principle of the utility model is：In use, being rotated first by 21 rotating push-rod 1 of push handle, make 1 front end of push rod
External screw thread be screwed into 2 threaded upper ends mouth 20 of limiting plate and separated with screw thread mouth 20, then pressing push handle 21 makes push rod 1 drive very
Empty heparin tube 19 travels forward, and 18 extrusion piston 16 of bulky spring drives needle stand 7 and blood taking needle 8 to travel forward, and hairspring 14 is first
Stress is compressed, and the movement of piston 16 makes to be in barotropic state in sterile chamber 9, and 10 front end of guide pin pipe blocks rod 11 by sterile chamber 9
Interior effects of air pressure is ejected from needle outlet 12, and blood taking needle 8 enters needle outlet 12 until 7 front end of needle stand contradicts guide pin pipe 10, and realization is adopted
8 front end of blood pin is pierced by from guide pin pipe 10, so that being conducive to blood taking needle 8 is pierced into physical examination student's vein blood vessel, is learned when blood taking needle 8 is pierced into
After raw vein blood vessel, continue to press push handle 21, vacuum blood collection tube 19 extrudes 18 compression of bulky spring, so that puncture needle 5 pierces
Broken needle tip protection sleeve 17 and rubber pipe cap 4 enter in vacuum blood collection tube 19, are influenced by negative pressure in vacuum blood collection tube 19, student's vein
Vessel inner blood enters blood taking needle 8 and then flows into vacuum blood collection tube 19 by puncture needle 5, after the completion of blood sampling, unclamps push handle 21,
Under bulky spring 18 and the effect of 14 elastic force of hairspring, vacuum blood collection tube 19 is automatically disengaged with puncture needle 5, meanwhile, piston 16 drives pin
Seat 7 and blood taking needle 8 recover to initial position, blood taking needle 8 to extract out of student vein blood vessel automatically, improve student and take a blood sample what is operated
Convenience.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of student's physical examination hemostix, including push rod, puncture needle, blood taking needle, blood sampling syringe, piston and vacuum blood collection tube,
It is characterized in that, the blood sampling syringe is cylindricality glass cylinder, blood sampling syringe front end is equipped with guide pin pipe, and pin is equipped with out in guide pin pipe
Hole, the needle outlet of guide pin tube end is interior to be equipped with closure rod, and piston baffle ring, piston baffle ring are connected on the blood sampling syringe middle part inner wall
Piston is equipped with the blood sampling syringe of front side, pistons front sides are provided with needle stand, and needle stand front end connection blood taking needle, needle stand outside is equipped with bullet
Spring fixed seat, spring fixed seat connection hairspring, the hairspring other end are fixed on guide pin pipe, and hairspring is set in outside blood taking needle
Side, the piston rear side connecting puncture needle, puncture needle outer sheath are equipped with needle tip protection sleeve, puncture needle connection blood taking needle, the pin
Bulky spring is equipped with the outside of sharp protective case, vacuum blood collection tube front end is equipped with rubber pipe cap, and blood sampling back end of syringe clamping limiting plate is spacing
Plate circle centre position is equipped with screw thread mouth, and push rod, putting back-end connection push handle are equipped with screw thread mouth.
A kind of 2. student's physical examination hemostix according to claim 1, it is characterised in that adopting on front side of the piston baffle ring
Sterile chamber is arranged in blood syringe.
3. a kind of student's physical examination hemostix according to claim 1, it is characterised in that described bulky spring one end is fixed on
On piston, the bulky spring other end is fixed on vacuum blood collection tube.
4. a kind of student's physical examination hemostix according to claim 1, it is characterised in that set on the outside of the vacuum blood collection tube
There is heat-preservation cotton, heat-preservation cotton is sticked in the blood sampling syringe on rear side of piston baffle ring.
5. a kind of student's physical examination hemostix according to claim 1, it is characterised in that the push rod front end is T junction
Structure and vacuum blood collection tube rear end is fastened on, push rod is rotatablely connected with vacuum blood collection tube.
6. a kind of student's physical examination hemostix according to claim 1, it is characterised in that the push rod front end outer side is equipped with
External screw thread, external screw thread are threadedly coupled with screw thread mouth.
A kind of 7. student's physical examination hemostix according to claim 1, it is characterised in that the guide pin pipe, blood taking needle and
Puncture needle is arranged on same axis with blood sampling syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120691.8U CN207306672U (en) | 2017-02-09 | 2017-02-09 | A kind of student's physical examination hemostix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120691.8U CN207306672U (en) | 2017-02-09 | 2017-02-09 | A kind of student's physical examination hemostix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207306672U true CN207306672U (en) | 2018-05-04 |
Family
ID=62435576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720120691.8U Expired - Fee Related CN207306672U (en) | 2017-02-09 | 2017-02-09 | A kind of student's physical examination hemostix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207306672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113180658A (en) * | 2021-04-26 | 2021-07-30 | 山西医科大学 | Large animal percutaneous puncture femoral artery catheterization blood sampling device |
-
2017
- 2017-02-09 CN CN201720120691.8U patent/CN207306672U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113180658A (en) * | 2021-04-26 | 2021-07-30 | 山西医科大学 | Large animal percutaneous puncture femoral artery catheterization blood sampling device |
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| 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: 20180504 Termination date: 20220209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |