CN208611585U - A nuclear medicine syringe - Google Patents
A nuclear medicine syringe Download PDFInfo
- Publication number
- CN208611585U CN208611585U CN201820360000.6U CN201820360000U CN208611585U CN 208611585 U CN208611585 U CN 208611585U CN 201820360000 U CN201820360000 U CN 201820360000U CN 208611585 U CN208611585 U CN 208611585U
- Authority
- CN
- China
- Prior art keywords
- piston
- connection
- flange
- empty cylinder
- female
- 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.)
- Expired - Fee Related
Links
- 238000009206 nuclear medicine Methods 0.000 title claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 18
- 239000007924 injection Substances 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 abstract 2
- 239000008280 blood Substances 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 9
- 210000003462 vein Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 210000003811 finger Anatomy 0.000 description 2
- 239000012216 imaging agent Substances 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
本实用新型公开了一种核医学注射器，包括挤压组件和注射组件，所述挤压组件包括活塞轴、空筒柄、空筒和活塞，所述活塞轴固定连接于所述活塞，所述活塞轴位于所述活塞下端，所述活塞轴通过所述活塞滑动连接于所述空筒，所述空筒固定连接于所述空筒柄，所述空筒柄位于所述空筒上端；所述凹槽和凸缘相适配，所述弧形的凹槽和凸缘使得所述连接公头和连接母头之间的接触面积更大，从而使得所述连接公头和连接母头之间的连接更加牢固，相比较现有的注射器而言，新型的注射器的所述针栓和空筒之间不容易脱落，有效的解决了所述针栓和空筒之间容易脱落的问题，防止放射性核素洒落，保护了患者和医务人员的身体健康。
The utility model discloses a nuclear medicine syringe, comprising an extrusion assembly and an injection assembly, the extrusion assembly includes a piston shaft, an empty cylinder handle, an empty cylinder and a piston, the piston shaft is fixedly connected to the piston, and the The piston shaft is located at the lower end of the piston, the piston shaft is slidably connected to the hollow cylinder through the piston, the hollow cylinder is fixedly connected to the hollow cylinder handle, and the hollow cylinder handle is located at the upper end of the hollow cylinder; The groove and the flange are matched, and the arc-shaped groove and flange make the contact area between the connecting male and the connecting female larger, so that the connection between the connecting male and the connecting female is larger. Compared with the existing syringe, the needle plug and the empty cylinder of the new type of syringe are not easy to fall off, effectively solving the problem that the needle plug and the empty cylinder are easy to fall off, Preventing radionuclides from spilling protects the health of patients and medical staff.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of nuclear medicine syringe.
Background technique
Syringe is a kind of common medical instruments, and early in the 15th century, Italian's Ka Di Nellie just proposes syringe
Principle mainly extracts with syringe needle or injects gas or liquid.
Syringe currently on the market when in use, is connected between pintle and empty cylinder by male-female coupling head, when injection, needle
It is easy to fall off between bolt and empty cylinder.
Existing syringe is when injecting the radionuclides such as imaging agent, after pintle falls off with empty cylinder, radionuclide meeting
It is sprinkled upon on patient skin, certain damage is caused to skin, use very dangerous.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of nuclear medicine syringe,
For existing syringe when injecting the radionuclides such as imaging agent, after pintle falls off with empty cylinder, radionuclide can be sprinkled upon patient
On skin, certain damage is caused to skin, uses extremely unsafe problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of nuclear medicine syringe, including extruding group
Part and injecting assembly, the compression assemblies include that piston shaft, empty cylinder handle, empty cylinder and piston, the piston shaft are fixedly connected on institute
Piston is stated, the piston shaft is located at the piston, and the piston shaft is slidably connected to the empty cylinder, institute by the piston
It states empty cylinder and is fixedly connected on the empty cylinder handle, the sky cylinder handle is located at the empty cylinder upper end, and the injecting assembly includes that connection is public
Head, connection female, pintle, injection pipeline and syringe needle and flange, the connection male connector are fixedly connected on the empty cylinder, the company
The lower end that male connector is located at the empty cylinder is connect, the outer surface of the connection male connector opens up fluted, the inner surface of the connection female
It is provided with the flange, one end of the injection pipeline is fixedly connected on the connection female, the other end of the injection pipeline
It is fixedly connected on the pintle, the pintle is fixedly connected on the syringe needle.
Preferably, the groove and the flange are disposed as arc, and the groove and the flange are adapted.
Preferably, the quantity of the groove and the flange is six, and it is public that six flanges are surrounded on the connection
The outer surface of head, six grooves are surrounded on the inner surface of the connection female.
Preferably, the upper end of the piston shaft is provided with piston handle.
Preferably, the outer surface of the pintle and the connection female offers antiskid groove.
Compared with prior art, the utility model has the beneficial effects that a kind of nuclear medicine syringe of the utility model, leads to
Cross and the groove be set and flange comes so that the connection male connector and the connection connected between female are stronger, the groove and
Flange is adapted, and the groove and flange of the arc make the connection male connector and the contact area connected between female bigger,
So that the connection male connector and the connection connected between female are stronger, it is novel for comparing more existing syringe
Syringe the pintle and empty cylinder between it is not easy to fall off, increase safety when use, effective solution indirectly
The problem of being easy to fall off between the pintle and empty cylinder prevents radionuclide unrestrained, protects the body of patient and medical worker
Body health.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that male connector is connected in the utility model；
Fig. 3 is the structural schematic diagram that female is connected in the utility model；
Fig. 4 is the structural schematic diagram of piston shaft in the utility model；
In figure: 1- compression assemblies, 2- injecting assembly, 11- piston shaft, 12- sky cylinder handle, 13- sky cylinder, 14- piston, 21- connect
Connect male connector, 22- connection female, 23- pintle, 24- injection pipeline, 25- syringe needle, 26- groove, 27- flange.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of nuclear medicine syringe, including compression assemblies 1
With injecting assembly 2, compression assemblies 1 include that piston shaft 11, empty cylinder handle 12, empty cylinder 13 and piston 14, piston shaft 11 are fixedly connected on
Piston 14, piston shaft 11 are located at 14 lower end of piston, and piston shaft 11 is slidably connected to empty cylinder 13 by piston 14, and empty cylinder 13 is fixed to be connected
It is connected to empty cylinder handle 12, empty cylinder handle 12 is located at 13 upper end of empty cylinder, and injecting assembly 2 includes connection male connector 21, connection female 22, pintle
23, injection pipeline 24 and syringe needle 25 and flange 27, connection male connector 21 are fixedly connected on empty cylinder 13, and connection male connector 21 is located at empty cylinder
13 lower end, the outer surface of connection male connector 21 open up fluted 26, and the inner surface of connection female 22 is provided with flange 27, injection-tube
The one end in road 24 is fixedly connected on connection female 22, and the other end of injection pipeline 24 is fixedly connected on pintle 23, and pintle 23 is fixed
It is connected to syringe needle 25.
In the present embodiment, blood back situation when injection is observed by setting injection pipeline 24, is injected to patient
When radio nuclide examination, radionuclide is injected into patient's vein, before injection, it is quiet that syringe needle 25 is penetrated into patient
Arteries and veins, judges whether syringe needle 25 penetrates patient's vein by having seen whether blood back, and syringe needle 25 has penetrated trouble if blood back
Person's vein can be injected at this time, cannot inject if without blood back, and existing syringe is difficult to observe whether there is blood back,
Need to twitch piston 14 backward just it can be observed that blood back situation, uses very inconvenient, novel syringe and infuse to patient
When penetrating radionuclide, if syringe needle 25 penetrates patient's vein, venous blood can flow back into injection pipeline 24, and injection pipeline 24 is in
Blood red can inject at this time, if injection pipeline 24 does not have blood red, cannot inject, novel syringe uses
It is more convenient.
In the present embodiment, by setting groove 26 and flange 27 come so that between connection male connector 21 and connection female 22
Connection it is stronger, when will connection male connector 21 be fixedly attached in connection female 22 when, groove 26 and flange 27 are mutually fitted
To match, the groove 26 and flange 27 of arc make the contact area for connecting male connector 21 and connecting between female 22 bigger, so that
The connection for connecting male connector 21 and connecting between female 22 is stronger, for comparing more existing syringe, novel syringe
Pintle 23 and empty cylinder 13 between it is not easy to fall off, increase safety when use indirectly, be able to bear bigger pressure, even
What is connect is stronger, it is not easy to fall off, prevent radionuclide unrestrained, protect the health of patient and medical worker.
Further, groove 26 and flange 27 are disposed as arc, and groove 26 and flange 27 are adapted.
In the present embodiment, by setting groove 26 and flange 27 come so that between connection male connector 21 and connection female 22
Connection it is stronger, when will connection male connector 21 be fixedly attached in connection female 22 when, groove 26 and flange 27 are mutually fitted
To match, the groove 26 and flange 27 of arc make the contact area for connecting male connector 21 and connecting between female 22 bigger, so that
The connection for connecting male connector 21 and connecting between female 22 is stronger, for comparing more existing syringe, novel syringe
Pintle 23 and empty cylinder 13 between it is not easy to fall off, increase safety when use indirectly.
Further, the quantity of groove 26 and flange 27 is six, and six flanges 27 are surrounded on the outer of connection male connector 21
Surface, six grooves 26 are surrounded on the inner surface of connection female 22.
In the present embodiment, increase connection male connector 21 by six grooves 26 of setting and six flanges 27 and connection is female
Contact area between first 22, when will connection male connector 21 be fixedly attached in connection female 22 when, 22 sets of female will be connected
Set on the outer surface of connection male connector 21, mutually agree between six grooves 26 and six flanges 27 at this time, compares more existing note
Emitter, the inner surface of novel connection female 22 and the outer surface contact area of connection male connector 21 are bigger, are able to bear bigger
Pressure, connection it is stronger, it is not easy to fall off, prevent radionuclide unrestrained, protect the body of patient and medical worker
Health.
Further, the upper end of piston shaft 11 is provided with piston handle.
In the present embodiment, facilitate using for syringe by setting piston handle, when carrying out radioactivity to patient
When nucleic is injected, the middle finger and index finger of medical worker resists the lower surface of empty cylinder handle 12, piston handle is pinned with thumb, by piston
Handle is pressed downward, and piston shaft 11 squeezes the radionuclide in empty cylinder 13 by piston 14 at this time, and radionuclide is passed through injection
Pipeline 24 and syringe needle 25 squeeze into patient's vein.
Further, the outer surface of pintle 23 and connection female 22 offers antiskid groove.
In the present embodiment, facilitate medical worker that syringe needle 25 is penetrated trouble by the antiskid groove of 23 outer surface of pintle
Person's vein, when to inject to patient, medical worker holds pintle 23 with hand, and syringe needle 25 is penetrated patient's vein, anti-skidding recessed
It is more steady that slot can be such that medical worker takes, and antiskid groove increases the frictional force between the hand of medical worker and pintle 23, convenient
Syringe needle 25 is penetrated patient's vein by medical worker.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of nuclear medicine syringe, it is characterised in that: including compression assemblies (1) and injecting assembly (2), the compression assemblies
It (1) include that piston shaft (11), empty cylinder handle (12), empty cylinder (13) and piston (14), the piston shaft (11) are fixedly connected on described
Piston (14), the piston shaft (11) are located at the piston (14) lower end, and the piston shaft (11) is sliding by the piston (14)
Dynamic to be connected to the empty cylinder (13), the sky cylinder (13) is fixedly connected on the empty cylinder handle (12), and the sky cylinder handle (12) is located at
Described sky cylinder (13) upper end,
The injecting assembly (2) includes connection male connector (21), connection female (22), pintle (23), injection pipeline (24) and syringe needle
(25) and flange (27), the connection male connector (21) are fixedly connected on the empty cylinder (13), and the connection male connector (21) is located at institute
The lower end of empty cylinder (13) is stated, the outer surface of connection male connector (21) opens up fluted (26), described to connect the interior of female (22)
Surface is provided with the flange (27), and one end of the injection pipeline (24) is fixedly connected on the connection female (22), described
The other end of injection pipeline (24) is fixedly connected on the pintle (23), and the pintle (23) is fixedly connected on the syringe needle
(25)。
2. a kind of nuclear medicine syringe according to claim 1, it is characterised in that: the groove (26) and the flange
(27) it is disposed as arc, the groove (26) and the flange (27) are adapted.
3. a kind of nuclear medicine syringe according to claim 1, it is characterised in that: the groove (26) and the flange
(27) quantity is six, and six flanges (27) are surrounded on the outer surface of connection male connector (21), and described six recessed
Slot (26) is surrounded on the inner surface of connection female (22).
4. a kind of nuclear medicine syringe according to claim 1, it is characterised in that: the upper end of the piston shaft (11) is arranged
There is piston handle.
5. a kind of nuclear medicine syringe according to claim 1, it is characterised in that: the pintle (23) and the connection are female
The outer surface of head (22) offers antiskid groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360000.6U CN208611585U (en) | 2018-03-10 | 2018-03-10 | A nuclear medicine syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360000.6U CN208611585U (en) | 2018-03-10 | 2018-03-10 | A nuclear medicine syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208611585U true CN208611585U (en) | 2019-03-19 |
Family
ID=65694557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820360000.6U Expired - Fee Related CN208611585U (en) | 2018-03-10 | 2018-03-10 | A nuclear medicine syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208611585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538371A (en) * | 2019-09-19 | 2019-12-06 | 贵州医科大学附属医院 | An automatic drug injection device for nerve block |
-
2018
- 2018-03-10 CN CN201820360000.6U patent/CN208611585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538371A (en) * | 2019-09-19 | 2019-12-06 | 贵州医科大学附属医院 | An automatic drug injection device for nerve block |
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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: 20190319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |