CN209392078U - A kind of bone cement stirring injector - Google Patents
A kind of bone cement stirring injector Download PDFInfo
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- CN209392078U CN209392078U CN201821390767.XU CN201821390767U CN209392078U CN 209392078 U CN209392078 U CN 209392078U CN 201821390767 U CN201821390767 U CN 201821390767U CN 209392078 U CN209392078 U CN 209392078U
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- injection
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- cock body
- bolus
- bone cement
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Abstract
A kind of bone cement stirring injector, belongs to the field of medical instrument technology, has not only reduced bone cement and has easily solidified influence to injection process, but also has solved the technical issues of bone cement generates bubble.Solution are as follows: this injector includes stirring rod, bolus plug, rotation plug, injection needle and injection tube, and stirring rod includes handle, handlebar, agitating screw and stirring blade, and the junction of agitating screw and handlebar is provided with mutually matched chase mortise structure；Bolus plug includes injecting cock body, infuses and is provided with several gas vents on cock body side wall, and exhaust hole site corresponding position is provided with baffle holes on baffle, one-way ventilating film is provided in each baffle holes；Injection tube includes injection cylinder, and the lower part of injection cylinder is provided with rotation plug, rotates and is provided with injection duct on cock body；Injection needle includes injection needle body and injection needle connector.The utility model mixing drum and injection tube combine, and exhaust apparatus and bolus plug combine, simple to operate, are readily cleaned.
Description
Technical field
The utility model belongs to the field of medical instrument technology, in particular to a kind of bone cement stirring injector.
Background technique
Bone cement due to its have the chemical component similar with bone tissue, good mechanical property and biological degradability,
It is widely used as artificial bone renovating material in the field of medicine, clinically must be equipped with suitable syringe when Cement.
More syringe products are to be packed into injection tube to be injected again after bone cement stirs in a reservoir in the market,
And the feature of bone cement maximum is easily to solidify, often bone cement has just solidified at also unimplanted position to be repaired, this is to injection
The assurance of time and the operation of user generate very high requirement.In addition bone cement is easy to produce bubble in whipping process,
Bubble produces a very large impact the performance of bone cement, and how to empty air as much as possible before bone cement injection becomes a difficulty
Topic.
Utility model content
In order to overcome deficiency present in background technique, the utility model provides a kind of bone for integrating stirring and injection
Cement mixing injector improves bone cement service performance convenient for operation.
The utility model is achieved by the following technical programs.
A kind of bone cement stirring injector, it includes stirring rod, bolus plug, rotation plug, injection needle and is used for bone cement
The injection tube of stirring and injection, in which:
The stirring rod includes handle, handlebar, agitating screw and stirring blade, and the handle is set to the upper of handlebar
Side, the axis direction of handle and the axis direction of handlebar are mutually perpendicular to；The agitating screw is removable installed in handlebar
Lower section, agitating screw and handlebar be coaxially disposed, and the junction of agitating screw and handlebar is provided with mutually matched chase mortise
Structure is provided with external screw thread on agitating screw, is fixedly installed stirring blade below agitating screw；
The bolus plug includes injecting cock body, baffle and exhaust valve, and the upper surface for injecting cock body is provided with bolus plug
The lower part of plate, bolus plug body sidewall has been evenly arranged several fixed plug consents along bolus plug body sidewall circumferencial direction, injects cock body
Center the axis direction for injecting cock body is provided with bolus plug inner duct, the upper and lower ends of bolus plug inner duct are respectively arranged with
Stepped hole, the lower part of bolus plug inner duct inner wall are provided with bolus plug internal screw thread, are provided with blade below bolus plug inner duct
Card slot, the stirring rod extend in bolus plug inner duct through injecting seben, the agitating screw and bolus plug internal screw thread spiral shell
Line connection, the stirring blade are installed in blade card slot；Through bolus plug body sidewall upper and lower end face and with inject cock body
Axis direction is provided with several gas vents parallelly, be provided between the adjacent gas vent of any two in several gas vents with
Inject the parallel connecting rod duct of the axis direction of cock body；The baffle includes overhead gage and lower baffle plate, and the exhaust valve is set
It is placed in the top of overhead gage, overhead gage is connected at the eccentric position of lower baffle plate by connecting rod, and connecting rod is installed on the company
In extension bar duct, connecting rod is along the circumferential direction slided in connecting rod duct, on overhead gage and lower baffle plate with exhaust hole site pair
Should place be provided with baffle holes, one-way ventilating film is provided in each baffle holes；
The injection tube includes injection cylinder, and the upper surface of injection cylinder is provided with injection tube plate, injection tube plate center portion
Top is provided with the connecting tube being connected to the stepped hole of bolus plug inner duct lower end setting, the top of injection tube plate and the fixation
Plug jack position corresponding position is provided with fixed plug attachment base, and one end of fixed plug is articulated on fixed plug attachment base, fixed plug
The other end is removably installed in fixed plug consent；It is perpendicular through the lower part of injection cylinder and the axis direction of injection cylinder
Ground, which is provided with, rotates plug, and the rotation plug includes rotation cock body, is provided on rotation cock body equal with injection cylinder axis direction
Capable injection duct rotates and is provided with rotation chock plug on the outside of cock body stretching injection cylinder；The center portion of injection cylinder lower end surface
Injection tube connecting tube is installed；
The injection needle includes injection needle body, injects and is provided with injection needle connector above needle body, injection needle connector
It is threadedly coupled with injection tube connecting tube.
Further, several gas vents are evenly arranged along the circumferencial direction of bolus plug body sidewall.
Further, there are six the gas vent is evenly arranged along the circumferencial direction of bolus plug body sidewall.
Further, there are four the fixed plug consent is evenly arranged along the circumferencial direction of bolus plug body sidewall.
Further, the material of the stirring rod and bolus plug is medical metal material, and the material of the injection tube is
The material of bright material, the injection needle body is high molecular material.
Compared with prior art the utility model has the following beneficial effects:
A kind of bone cement stirring injector provided by the utility model, mixing drum and injection tube combine, and exhaust apparatus and push away
Note plug combines, and had not only reduced bone cement and easily solidify influence to injection process, but also solves the problems, such as that bone cement generates bubble, grasps
Make simple and convenient.And in addition to injection tube and injection needle are disposable, remaining device is reusable, disassembly letter
It is single, it is readily cleaned.
Detailed description of the invention
Fig. 1 is the utility model entirety perspective view；
Fig. 2 is stirring rod assembling structure schematic diagram；
Fig. 3 is bolus plug schematic view of the front view；
Fig. 4 is the direction bolus plug A-A schematic cross-sectional view in Fig. 3；
Fig. 5 is the direction bolus plug B-B schematic cross-sectional view in Fig. 3；
Fig. 6 is that baffle assembles schematic perspective view；
Fig. 7 is injection tube schematic view of the front view；
Fig. 8 is fixed plug schematic perspective view；
Fig. 9 is rotation plug schematic perspective view；
Figure 10 is injection needle schematic view of the front view；
Figure 11 is the direction bolus plug C-C schematic cross-sectional view in Figure 10.
In figure, 1 stirring rod, 101 handles, 102 handlebars, 103 agitating screws, 104 stirring blades, 2 bolus plugs, 201 are pushed away
Seben is infused, 202 inject cock body, 203 fixed plug consents, 204 bolus plug inner ducts, 205 bolus plug internal screw threads, 206 blade card slots,
207 gas vents, 208 connecting rod ducts, 209 baffle holes, 210 baffles, 211 exhaust valves, 212 connecting rods, 3 injection tubes, 301 is fixed
Fill in attachment base, 302 injection tube plates, 303 injection cylinders, 304 rotation consents, 305 injection tube connecting tubes, 4 rotation plugs, 401 rotations
Cock body, 402 injection ducts, 403 rotation chock plugs, 5 injection needles, 501 injection needles, 502 injection needle bodies.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
A kind of bone cement stirring injector as shown in Figure 1, it includes stirring rod 1, bolus plug 2, rotation plug 4, injection needle 5
And for bone cement stirring and the injection tube of injection 3, in which:
As shown in Fig. 2, the stirring rod 1 includes handle 101, handlebar 102, agitating screw 103 and stirring blade 104,
The handle 101 is set to the top of handlebar 102, and the axis direction of handle 101 and the axis direction of handlebar 102 mutually hang down
Directly；The agitating screw 103 is removable installed in the lower section of handlebar 102, and agitating screw 103 is coaxially set with handlebar 102
It sets, the junction of agitating screw 103 and handlebar 102 is provided with mutually matched chase mortise structure, is provided on agitating screw 103
External screw thread, the lower section of agitating screw 103 are fixedly installed stirring blade 104；
As shown in Figures 3 to 6, the bolus plug 2 includes injecting cock body 202, baffle 210 and exhaust valve 211, described to inject
The upper surface of cock body 202, which is provided with, injects seben 201, and 202 side wall circumference side of cock body is injected on the lower part edge for injecting 202 side wall of cock body
To several fixed plug consents 203 have been evenly arranged, the center for injecting cock body 202 is provided with along the axis direction for injecting cock body 202
Bolus plug inner duct 204, the upper and lower ends of bolus plug inner duct 204 are respectively arranged with stepped hole, 204 inner wall of bolus plug inner duct
Lower part be provided with bolus plug internal screw thread 205, the lower section of bolus plug inner duct 204 is provided with blade card slot 206, the stirring rod
1 extends in bolus plug inner duct 204 through injecting seben 201, the agitating screw 103 and 205 screw thread of bolus plug internal screw thread
Connection, the stirring blade 104 are installed in blade card slot 206；Through the upper and lower end face for injecting 202 side wall of cock body and with inject
The axis direction of cock body 202 is provided with several gas vents 207 parallelly, the adjacent row of any two in several gas vents 207
The connecting rod duct 208 parallel with the axis direction for injecting cock body 202 is provided between stomata 207；The baffle 210 includes
Overhead gage and lower baffle plate, the exhaust valve 211 are set to the top of overhead gage, pass through at the eccentric position of overhead gage and lower baffle plate
Connecting rod 212 connects, and connecting rod 212 is installed in the connecting rod duct 208, the edge in connecting rod duct 208 of connecting rod 212
Circumferencial direction slides, and 207 position corresponding position of gas vent is provided with baffle holes 209 on overhead gage and lower baffle plate, each baffle
One-way ventilating film is provided in hole 209；
As shown in Figure 7 to 9, the injection tube 3 includes injection cylinder 303, and the upper surface of injection cylinder 303 is provided with note
Shooting cylinder plate 302 is provided with above 302 center portion of injection tube plate and is connected to the stepped hole of 204 lower end of bolus plug inner duct setting
Connecting tube, the top of injection tube plate 302 and the fixed plug 203 position corresponding position of consent are provided with fixed plug attachment base 301, Gu
Surely the one end filled in is articulated on fixed plug attachment base 301, and the other end of fixed plug is removably installed in fixed plug consent 203
In；Rotation plug 4, the rotation are perpendicularly provided with through the lower part of injection cylinder 303 and the axis direction of injection cylinder 303
Plug includes rotation cock body 401, rotates and is provided with the injection duct parallel with 303 axis direction of injection cylinder on cock body 401
402, it rotates and is provided with rotation chock plug 403 on the outside of the stretching injection cylinder 303 of cock body 401；The heart of 303 lower end surface of injection cylinder
Portion is equipped with injection tube connecting tube 305；
As shown in Figure 10 and Figure 11, the injection needle 5 includes injection needle body 502, and the top of injection needle body 502 is provided with note
Needle connector 501 is penetrated, injection needle connector 501 is threadedly coupled with injection tube connecting tube 305.
Further, several gas vents 207 are evenly arranged along the circumferencial direction for injecting 202 side wall of cock body.
Further, there are six the gas vent 207 is evenly arranged along the circumferencial direction for injecting 202 side wall of cock body.
Further, there are four the fixed plug consent 203 is evenly arranged along the circumferencial direction for injecting 202 side wall of cock body.
Further, the material of the stirring rod 1 and bolus plug 2 is medical metal material, and the material of the injection tube 3 is
The material of transparent material, the injection needle body 502 is high molecular material.
The principles of the present invention and application method are as follows:
S1, agitating screw 103 and stirring blade 104 first screwed in into pushing away for bolus plug 2 by bolus plug internal screw thread 205 respectively
Note plug inner duct 204 and blade card slot 206, rotate exhaust valve 211, are overlapped gas vent 207 with baffle holes 209, open stomata,
Rotation is placed in the rotation chock plug 403 for the rotation plug 4 that injection tube 3 rotates in consent 304, blocks up duct 402 is injected in injection tube 3
Firmly；
S2, bone cement stirring: bone cement and adhesive are poured into injection tube 3, bolus plug 2 are pushed into injection tube 3, and will
Hinged fixed fill in of fixed plug attachment base 301 fixes plug consent 203, the fixation of bolus plug 2 and injection tube 3 is carried out, by hand
Shank 102 is connected with agitating screw 103 by chase mortise structure, and rotational handle 101 stirs bone cement, abundant to bone cement stirring,
Rotational handle 101 makes stirring blade 104 be caught in blade card slot 206, and handlebar 102 is disassembled from agitating screw 103；
S3, fixed plug is taken out from fixed plug consent 203, holds injection tube 3 and press and inject seben 201, is arranged
Gas, until exhaust is completed, and exhaust valve 211 is rotated, and stomata is closed, by injection needle when pressing injects seben 201 and do not occur mobile
501 are screwed with injection tube 3 by screw thread, and injection needle internal screw thread 503 is threadedly coupled with injection tube connecting tube 305, rotation rotation plug
4, so that rotation plug injection duct 402 and the injection duct of injection tube is coincided；Pressing is injected seben 201 and is injected.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
It is any to be familiar with those skilled in the art within the technical scope disclosed by the utility model in this, the variation that can be readily occurred in
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (5)
1. a kind of bone cement stirring injector, it include stirring rod (1), bolus plug (2), rotation plug (4), injection needle (5) and
For bone cement stirring and the injection tube of injection (3), it is characterised in that:
The stirring rod (1) includes handle (101), handlebar (102), agitating screw (103) and stirring blade (104), described
Handle (101) is set to the top of handlebar (102), the axis direction phase of the axis direction and handlebar (102) of handle (101)
It is mutually vertical；The agitating screw (103) is removable installed in the lower section of handlebar (102), agitating screw (103) and handlebar
(102) it is coaxially disposed, the junction of agitating screw (103) and handlebar (102) is provided with mutually matched chase mortise structure, stirs
It is provided with external screw thread on screw rod (103), stirring blade (104) are fixedly installed below agitating screw (103)；
The bolus plug (2) includes injecting cock body (202), baffle (210) and exhaust valve (211), the cock body (202) of injecting
Upper surface, which is provided with, injects seben (201), and cock body (202) side wall circumferencial direction is injected on the lower part edge for injecting cock body (202) side wall
Several fixed plugs consent (203) are evenly arranged, the center for injecting cock body (202) is set along the axis direction for injecting cock body (202)
It is equipped with bolus plug inner duct (204), the upper and lower ends of bolus plug inner duct (204) are respectively arranged with stepped hole, bolus plug inner hole
The lower part of road (204) inner wall is provided with bolus plug internal screw thread (205), and bolus plug inner duct is provided with blade card below (204)
Slot (206), the stirring rod (1) extend in bolus plug inner duct (204) through injecting seben (201), the agitating screw
(103) it is threadedly coupled with bolus plug internal screw thread (205), the stirring blade (104) is installed in blade card slot (206)；Run through
It injects the upper and lower end face of cock body (202) side wall and parallel with the axis direction for injecting cock body (202) is provided with several exhausts
Hole (207) is provided with and injects cock body (202) between the adjacent gas vent (207) of any two in several gas vents (207)
The parallel connecting rod duct (208) of axis direction；The baffle (210) includes overhead gage and lower baffle plate, the exhaust valve
(211) it is set to the top of overhead gage, is connected at the eccentric position of overhead gage and lower baffle plate by connecting rod (212), connecting rod
(212) it is installed in the connecting rod duct (208), connecting rod (212) is along the circumferential direction slided in connecting rod duct (208)
It is dynamic, gas vent (207) position corresponding position is provided with baffle holes (209) on overhead gage and lower baffle plate, each baffle holes (209)
In be provided with one-way ventilating film；
The injection tube (3) includes injection cylinder (303), and the upper surface of injection cylinder (303) is provided with injection tube plate (302),
The connecting tube being connected to the stepped hole of bolus plug inner duct (204) lower end setting is provided with above injection tube plate (302) center portion,
The top of injection tube plate (302) and described fixed plug consent (203) position corresponding position are provided with fixed plug attachment base (301), Gu
Surely the one end filled in is articulated on fixed plug attachment base (301), and the other end of fixed plug is removably installed in fixed plug consent
(203) in；Rotation plug is perpendicularly provided with through the lower part of injection cylinder (303) and the axis direction of injection cylinder (303)
(4), the rotation plug includes rotation cock body (401), is provided in rotation cock body (401) and injection cylinder (303) axis direction
Parallel injection duct (402) rotates and is provided with rotation chock plug on the outside of cock body (401) stretching injection cylinder (303)
(403)；The center portion of injection cylinder (303) lower end surface is equipped with injection tube connecting tube (305)；
The injection needle (5) includes injection needle body (502), is provided with injection needle connector above injection needle body (502)
(501), injection needle connector (501) is threadedly coupled with injection tube connecting tube (305).
2. a kind of bone cement stirring injector according to claim 1, it is characterised in that: several gas vents (207)
It is evenly arranged along the circumferencial direction for injecting cock body (202) side wall.
3. a kind of bone cement stirring injector according to claim 2, it is characterised in that: gas vent (207) edge pushes away
There are six the circumferencial direction of note cock body (202) side wall is evenly arranged.
4. a kind of bone cement stirring injector according to claim 1, it is characterised in that: fixed plug consent (203)
There are four the circumferencial direction that cock body (202) side wall is injected on edge is evenly arranged.
5. a kind of bone cement stirring injector according to claim 1, it is characterised in that: the stirring rod (1) and inject
The material for filling in (2) is medical metal material, and the material of the injection tube (3) is transparent material, the material of injection needle body (502)
Matter is high molecular material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390767.XU CN209392078U (en) | 2018-08-28 | 2018-08-28 | A kind of bone cement stirring injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390767.XU CN209392078U (en) | 2018-08-28 | 2018-08-28 | A kind of bone cement stirring injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209392078U true CN209392078U (en) | 2019-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821390767.XU Active CN209392078U (en) | 2018-08-28 | 2018-08-28 | A kind of bone cement stirring injector |
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| Country | Link |
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| CN (1) | CN209392078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305640A (en) * | 2021-12-27 | 2022-04-12 | 张�廷 | Bone grafting device for orthopedics department |
-
2018
- 2018-08-28 CN CN201821390767.XU patent/CN209392078U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305640A (en) * | 2021-12-27 | 2022-04-12 | 张�廷 | Bone grafting device for orthopedics department |
| CN114305640B (en) * | 2021-12-27 | 2022-08-19 | 西安交通大学第二附属医院 | Bone grafting device for orthopedics department |
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