CN209203489U - Bone cement directional injector - Google Patents
Bone cement directional injector Download PDFInfo
- Publication number
- CN209203489U CN209203489U CN201821393126.XU CN201821393126U CN209203489U CN 209203489 U CN209203489 U CN 209203489U CN 201821393126 U CN201821393126 U CN 201821393126U CN 209203489 U CN209203489 U CN 209203489U
- Authority
- CN
- China
- Prior art keywords
- bone cement
- tube body
- head
- bumper ring
- push 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.)
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Abstract
The utility model discloses bone cement directional injectors, its structure includes tube body, graduation mark, counterflow-preventing flap valve, injects head and liquid separating port, the outer surface of the tube body is equipped with transparent window, the surface of the transparent window is equipped with graduation mark, the top of the tube body is equipped with sealing ring, the inside of the tube body is equipped with push rod, handle is fixedly connected at the top of the push rod, the bottom of the push rod is fixedly connected with piston head, the bottom of the tube body is equipped with bumper ring, the bottom of the bumper ring, which is equipped with, injects head, and the two sides for injecting a bottom are equipped with liquid separating port.The bone cement directional injector, it is set by the inside in tube body there are three piston head, and counterflow-preventing flap valve is equipped in the inside of bumper ring, provide dual sealing performance, the phenomenon that leakage being prevented when to patient injection bone cement, it can be very good to fill up bone cement in cavity, overall structure is simple, and practicability is stronger.
Description
Technical field
The utility model relates to a kind of medical machinery fields, specially bone cement directional injector.
Background technique
Bone cement is the common first names of bone cement, and bone cement is a kind of medical material for bone surgery, due to it
Appearance and character there has been so popular title quite as building, white cement for decoration after part physical property and solidification,
Bone cement is generally divided into two kinds, and PMMA bone cement and CPC bone cement, CPC bone cement are by one or more of synthos powder
Mixture and the liquid phase of reconciliation aquation hair occur answer, in physiological conditions can self-curing, with certain degradability and
Good biocompatibility, PMMA bone cement are a kind of room temperature air setting binders being made of pulvis and liquor, are carried out in operation
When just need syringe by bone cement injection centrum inside cavity, the most structure of bone cement injector now on the market is simple and crude,
Its sealing performance is poor, probably occurs the phenomenon that overflowing and leaking during injection, thus influence operation into
Row, while if the time that the speed of bone cement injection excessively will slowly be shunk to cavity, to influence the success of operation
Rate is more troublesome.
Therefore, in order to solve these problems, it is proposed that bone cement directional injector.
Utility model content
The purpose of this utility model is to provide bone cement directional injectors, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: bone cement directional injector, structure include
Tube body, counterflow-preventing flap valve, injects head and liquid separating port at graduation mark, and the outer surface of the tube body is equipped with transparent window, described transparent
The surface of window is equipped with graduation mark, and the top of the tube body is equipped with sealing ring, and the inside of the tube body is equipped with push rod, described to push away
Handle is fixedly connected at the top of bar, the bottom of the push rod is fixedly connected with piston head, and the bottom of the tube body is equipped with bumper ring, institute
The bottom for stating bumper ring, which is equipped with, injects head, and the two sides for injecting a bottom are equipped with liquid separating port.
As a kind of preferred embodiment of the utility model, the transparent window is made of PC plate, the transparent window
Surface be carved with graduation mark, the top fixed connection and sealing lantern ring of the tube body, the bottom of the tube body is fixedly connected with bumper ring.
As a kind of preferred embodiment of the utility model, the top of the push rod connects hold by welding
The piston head is bonded by three piston sheets.
As a kind of preferred embodiment of the utility model, the inside of the bumper ring is equipped with internal screw thread, the buffering
The inside of circle is fixedly connected with counterflow-preventing flap valve.
As a kind of preferred embodiment of the utility model, the bumper ring injects head by internal screw thread connection, described
The two sides for injecting a bottom are evenly distributed liquid separating port.
Compared with prior art, the beneficial effects of the utility model are as follows:
1. the bone cement directional injector, set that there are three piston heads by the inside in tube body, and in bumper ring
Portion is equipped with counterflow-preventing flap valve, provides dual sealing performance, can prevent leakage when to patient injection bone cement
Phenomenon can be very good to fill up bone cement in cavity, and overall structure is simple, and practicability is stronger.
2. the bone cement directional injector can be in patient injection by being equipped with multiple liquid separating ports in the bottom for injecting head
The discharge rate for enhancing bone cement when bone cement, allows bone cement to fill up cavity faster, shortens spent by operation
Time, convenience are stronger.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the overall structure diagram of the utility model bone cement directional injector.
Fig. 2 is the pusher structure schematic diagram of the utility model bone cement directional injector.
Fig. 3 injects header structure schematic diagram for the utility model bone cement directional injector.
Fig. 4 is the counterflow-preventing flap valve structural schematic diagram of the utility model bone cement directional injector.
In figure: tube body -1, transparent window -2, PC plate -3, graduation mark -4, sealing ring -5, push rod -6, handle -7, piston
Head -8, counterflow-preventing flap valve -10, internal screw thread -11, injects head -12, liquid separating port -13 at bumper ring -9.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: bone cement directional injector, and structure includes pipe
Body 1, counterflow-preventing flap valve 10, injects first 12 and liquid separating port 13 at graduation mark 4, it is characterised in that: the outer surface of the tube body 1 is set
There is transparent window 2, the surface of the transparent window 2 is equipped with graduation mark 4, and the top of the tube body 1 is equipped with sealing ring 5, described
The inside of tube body 1 is equipped with push rod 6, and the top of the push rod 6 is fixedly connected with handle 7, and the bottom of the push rod 6 is fixedly connected with piston
First 8, the bottom of the tube body 1 is equipped with bumper ring 9, and the bottom of the bumper ring 9, which is equipped with, injects first 12, described to inject first 12 bottom
Two sides be equipped with liquid separating port 13.
Referring to Fig. 1, the transparent window 2 is that PC plate 3 is made, graduation mark 4, institute are carved in the surface of the transparent window 2
The top fixed connection and sealing lantern ring 5 of tube body 1 is stated, the bottom of the tube body 1 is fixedly connected with bumper ring 9, sets by 1 surface of tube body
Some transparent windows 2 open-and-shut can see the injection rate of bone cement, more convenient.
Referring to Fig. 2, the top of the push rod 6 connects handle 7 by welding, the piston head 8 is by three work
Patch is bonded, and by setting the piston head 8 there are three piston sheet, can effectively prevent and bone cement spilling tube body 1 occurs
Situation.
Referring to Fig. 4, the inside of the bumper ring 9 is equipped with internal screw thread 11, the inside of the bumper ring 9 is fixedly connected anti-reverse
Its sealing performance can be further enhanced by the counterflow-preventing flap valve 10 being equipped with by flowing flap valve 10.
Referring to Fig. 3, the bumper ring 9 injects first 12 by the connection of internal screw thread 11, the two sides for injecting first 12 bottom
It is evenly distributed liquid separating port 13, by the liquid separating port 13 being equipped with, the outflow speed of bone cement can be enhanced in patient injection bone cement
Rate allows bone cement to fill up cavity faster, shortens the operation spent time.
Bone cement directional injector described in the utility model, working principle are to fill bone water in the inside of tube body first
Then push rod is filled in tubular body by mud, the sealing ring at the top of tube body can provide good leakproofness at this time, prevents spilling
The phenomenon that, while the graduation mark on tube surfaces transparent window can be very good to observe the injection rate of bone cement, it is more convenient,
Then it will inject after head protrudes into patient centrum, and hold handle and then slowly push, bone cement will be by injecting a bottom
Liquid separating port outflow, and flow velocity is uniform, can preferably fill up cavity, the counterflow-preventing flap valve inside simultaneous buffering circle can be provided into one
The sealing of step so just completes the centrum injection of bone cement.
Tube body 1, transparent window 2, PC plate 3, graduation mark 4, sealing ring 5, push rod 6, the handle 7, piston of the utility model
First 8, bumper ring 9, counterflow-preventing flap valve 10, internal screw thread 11, inject first 12, liquid separating port 13, component is universal standard part or ability
The component that field technique personnel know, structure and principle are all that this technology personnel can learn by technical manual or pass through routine
Experimental method knows the utility model solves the problems, such as it is that the existing most structure of bone cement injector on the market is simple and crude, sealing
Performance is poor, probably occurs the phenomenon that overflowing and leaking during injection, to influence the progress of operation, simultaneously
If the time that the speed of bone cement injection excessively will slowly be shunk to cavity, to influence the success rate of operation, more
The problems such as trouble, the utility model are combined with each other by above-mentioned component, are set by inside in tube body there are three piston head, with
And it is equipped with counterflow-preventing flap valve in the inside of bumper ring, and dual sealing performance is provided, it can be when giving patient injection bone cement
The phenomenon that preventing leakage can be very good to fill up bone cement in cavity, while more by being equipped in the bottom for injecting head
A liquid separating port can enhance the discharge rate of bone cement in patient injection bone cement, bone cement is filled up faster
Cavity shortens the operation spent time, and overall structure is simple, and practicability is stronger.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. bone cement directional injector, structure includes tube body (1), graduation mark (4), counterflow-preventing flap valve (10), injects head (12)
And liquid separating port (13), it is characterised in that: the outer surface of the tube body (1) is equipped with transparent window (2), the transparent window (2)
Surface be equipped with graduation mark (4), the top of the tube body (1) is equipped with sealing ring (5), and the inside of the tube body (1), which is equipped with, to push away
Bar (6) is fixedly connected handle (7) at the top of the push rod (6), and the bottom of the push rod (6) is fixedly connected with piston head (8), institute
The bottom for stating tube body (1) is equipped with bumper ring (9), and the bottom of the bumper ring (9), which is equipped with, injects head (12), described to inject head (12)
The two sides of bottom are equipped with liquid separating port (13).
2. bone cement directional injector according to claim 1, it is characterised in that: the transparent window (2) is PC plate (3)
It being made, the surface of the transparent window (2) is carved with graduation mark (4), the top fixed connection and sealing lantern ring (5) of the tube body (1),
The bottom of the tube body (1) is fixedly connected with bumper ring (9).
3. bone cement directional injector according to claim 1, it is characterised in that: pass through weldering at the top of the push rod (6)
The mode connect connects handle (7), and the piston head (8) is bonded by three piston sheets.
4. bone cement directional injector according to claim 1, it is characterised in that: the inside of the bumper ring (9) is equipped with
The inside of internal screw thread (11), the bumper ring (9) is fixedly connected with counterflow-preventing flap valve (10).
5. bone cement directional injector according to claim 1, it is characterised in that: the bumper ring (9) passes through internal screw thread
(11) connection is injected head (12), and the two sides for injecting head (12) bottom are evenly distributed liquid separating port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393126.XU CN209203489U (en) | 2018-08-28 | 2018-08-28 | Bone cement directional injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393126.XU CN209203489U (en) | 2018-08-28 | 2018-08-28 | Bone cement directional injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209203489U true CN209203489U (en) | 2019-08-06 |
Family
ID=67453270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821393126.XU Expired - Fee Related CN209203489U (en) | 2018-08-28 | 2018-08-28 | Bone cement directional injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209203489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557748A (en) * | 2022-02-28 | 2022-05-31 | 奥精医疗科技股份有限公司 | Auxiliary device for skull fixation and using method thereof |
-
2018
- 2018-08-28 CN CN201821393126.XU patent/CN209203489U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557748A (en) * | 2022-02-28 | 2022-05-31 | 奥精医疗科技股份有限公司 | Auxiliary device for skull fixation and using method thereof |
| CN114557748B (en) * | 2022-02-28 | 2023-11-03 | 奥精医疗科技股份有限公司 | Auxiliary device for skull fixation and use method thereof |
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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: 20190806 Termination date: 20200828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |