CN204195973U - Bone cement mixer - Google Patents
Bone cement mixer Download PDFInfo
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- CN204195973U CN204195973U CN201420622462.2U CN201420622462U CN204195973U CN 204195973 U CN204195973 U CN 204195973U CN 201420622462 U CN201420622462 U CN 201420622462U CN 204195973 U CN204195973 U CN 204195973U
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- bone cement
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- rifle mouth
- plugged
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Abstract
The utility model provides a kind of bone cement mixer, comprising: cartridge case, comprises the space for splendid attire medicine, is arranged on the positioning element of cartridge case first end; Middle part through positioning element, the first end from cartridge case plug the push rod entering described interior volume; Be arranged on the mixed pole group of the second end of cartridge case, comprise stirring rod, the first rifle mouth and be plugged in the second rifle mouth of the first rifle mouth second end; The extension tube group be connected with the second rifle mouth, comprises the nylon tube mixing medicine for splendid attire, and one end is plugged in female pedestal of nylon tube first end, is plugged in the channel connector group of nylon tube second end and first end and is inserted into pusher rod in nylon tube.The bone cement mixer that the utility model provides eliminates the step of secondary packaging, and decrease bone cement not yet injecting in centrum the risk of just solidifying, the sharp aroma that it also avoid the agent of bone cement appearance is dispersed into whole operating room.
Description
Technical field
The utility model relates to a kind of medical instruments, particularly relates to a kind of bone cement mixer.
Background technology
Bone cement used by traditional vertebral body plastic operation is in open container for stirring, has stirred the irrigator that to reinject after pouring syringe into, has finally squeezed in centrum again.In this process, not only in bone cement, the liquid sharp aroma holding agent can distribute in operating room, in different vessels, transfer bone cement in addition also by the operating time of the many preciousnesses of waste, and easily block joint when bone cement is got, also make bone cement stirring after-hardening time difficulty control.
Utility model content
Technical problem to be solved in the utility model is, a kind of bone cement mixer is provided directly to pour in stack shell by bone cement solvent, pulvis, utilize agitator rapid stirring under air-tight state, then directly connect extension tube can inject in centrum, eliminate secondary packaging to the step in syringe, reducing bone cement not yet injecting the risk of just solidifying in centrum, also avoiding the pungent taste of bone cement appearance agent to be dispersed into whole operating room.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
The utility model provides a kind of bone cement mixer, comprising:
Cartridge case, comprises the space for splendid attire medicine;
The positioning element of the first end of described cartridge case is set;
Through described positioning element middle part, plug the push rod entering described interior volume from the first end of described cartridge case;
Be arranged on the mixed pole group of the second end of described cartridge case, comprise stirring rod; First rifle mouth, the described first end of the first rifle mouth is connected with the second end of described cartridge case; And be plugged in the second rifle mouth of described first rifle mouth second end, described stirring rod is arranged in described first rifle mouth and described second rifle mouth, described stirring rod comprises inserts the Part I extended in described space and the Part II exposed by described second rifle mouth, and described Part I is connected together by biogum with described Part II;
The extension tube group be connected with described second rifle mouth, comprises the nylon tube mixing medicine for splendid attire; One end is plugged in female pedestal of described nylon tube first end, the other end of described female pedestal with described second rifle mouth to be threaded; Be plugged in the channel connector group of described nylon tube second end; And first end is inserted in described nylon tube, for pushing out the pusher rod of medicine in described nylon tube.
Further, described cartridge case and described first rifle mouth are threaded connection.
Further, the outer wall of described cartridge case is printed on volume scale.
Further, described push rod comprises outer push rod and inner push-rod, described extrapolation rod becomes column structure, the outer surface of described outer push rod is provided with screw thread, the first end of described outer push rod is connected with the first end of described inner push-rod, the middle part of the first end of described inner push-rod is formed as the first cavity, and the first end of described outer push rod is plugged in described first cavity; Second end of described outer push rod is provided with yi word pattern handle; Described inner push-rod is arranged at the described interior volume of described cartridge case, and the second end place of described inner push-rod is provided with a groove, is arranged with an O type ring in described groove, and the outer surface of described O type ring is connected with the contact internal walls in described space.
Further, described positioning element comprises:
Relatively be located in described cartridge case first end on set off and under set off, be screwed and connect together, set off on to be relatively located in together described with described under the inside of setting off form the second cavity;
Be fastened on the backstay in described second cavity, and a wherein part for described backstay exposes to described second cavity, the middle part of described backstay is formed with cavity, described outer push rod is through the cavity in the middle part of described backstay, in the middle part of described backstay, the inner surface of cavity and the outer surface of described outer push rod fit, and in the middle part of described backstay, the inner surface of cavity is provided with the semicircle internal screw thread matched with the screw thread of described extrapolation rod outer surface;
And be set in the positioning key of the second end of described backstay.
Further, described stirring rod is inserted the first end extended in described space and is positioned at described O type ring place.
Further, described mixed pole group comprises before described female pedestal is connected with described second rifle mouth, and be plugged in described stirring rod first end first holds lid.
Further, the second end of described pusher rod is inserted with second and holds lid.
Further, described stirring rod is plugged in the part in described cartridge case is helicoidal structure.
Further, described nylon tube bends near described channel connector group place.
Further, described channel connector group also comprises the connector being plugged on described nylon tube second end and the 3rd rifle mouth be plugged on described connector.
The beneficial effects of the utility model are: the bone cement mixer that the utility model provides, and through the theory in the same space application design, by the filling of medicine, stirring, mixing, perfusion and distribution, all complete at the same space.Apply special push-rod lock limiting-members simultaneously, produce the strength being enough to promote high viscosity bone cement.
During the bone cement mixer using the utility model to provide; directly bone cement solvent and pulvis are imported in cartridge case; bone cement can be made to stir fast under air-tight state by mixed pole group; the sharp aroma simultaneously avoiding bone cement solvent is dispersed into whole operating room, defines protection to the respiratory system of doctor, Senior Nurse, sufferer.
Further, bone cement stirring evenly after, cartridge case directly connecting extension tube group and just can bone cement be injected in centrum, eliminate the step of secondary packaging, decreasing bone cement not yet injecting the risk with regard to solidifying in centrum.
Accompanying drawing explanation
Fig. 1 represents the structural representation of the bone cement mixer that the utility model provides;
Fig. 2 represents the structural representation of the cartridge case that the utility model provides;
Fig. 3 represents the structural representation of the outer push rod that the utility model provides;
Fig. 4 represents the structural representation of the inner push-rod that the utility model provides;
Fig. 5 represents the structural representation of the first rifle mouth that the utility model provides;
Fig. 6 represents the structural representation of the extension tube group that the utility model provides;
Fig. 7 represents the syndeton schematic diagram of the nylon tube that the utility model provides and channel connector group;
Fig. 8 represents the structural representation of the channel connector group that the utility model provides;
Fig. 9 represents the structural representation of the funnel that the utility model provides;
Wherein in figure: 1, cartridge case; 2, positioning element; 3, push rod; 5, extension tube group; 6, funnel;
31, outer push rod; 32, inner push-rod; 33, handle;
40, stirring rod; 41, the first rifle mouth; 42, first lid is held;
51, nylon tube; 51, female pedestal; 53, channel connector group; 54, pusher rod; 55, second lid is held; 531, connector; 532, the 3rd rifle mouth.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
As shown in Figure 1, the bone cement mixer that the utility model provides comprises:
Cartridge case 1, the inside of described cartridge case 1 is the space for splendid attire medicine, the inwall of cartridge case 1 is printed on volume scale, because too much bone cement may inject in centrum by the overbottom pressure produced when pouring into, cause bone cement to leak out outside centrum to damage, by reading scale value, the volume injecting bone cement in centrum can be judged, thus avoid the generation of injury; The first end of cartridge case is provided with a positioning element 2;
Push rod 3, through the middle part of positioning element 2, plugs the interior volume entering cartridge case 1 from the first end of cartridge case 1; Wherein push rod 3 comprises the outer push rod 31 and inner push-rod 32 that are formed as column, and the first end of outer push rod 31 is connected with the first end of inner push-rod 32, and the middle part of the first end of inner push-rod 32 is formed as one first cavity, and the first end of outer push rod 31 is plugged in the first cavity; The outer surface of outer push rod 31 is provided with screw thread, and the second end of outer push rod 31 is provided with yi word pattern handle 33, can the outer push rod 31 of push-and-pull easily or make outer push rod 31 carry out precession activity; Inner push-rod 32 is arranged at the interior volume of cartridge case 1, second end place of inner push-rod 32 is provided with a groove, an O type ring is arranged with in groove, the outer surface of O type ring and the inwall close contact in space, due to the existence of O type ring, improve the seal in cartridge case 1, prevent bone cement solvent and pulvis from spilling from the first end of cartridge case 1.
Wherein positioning element 2 comprises:
Relatively be located in cartridge case 1 first end on set off and under set off, be screwed and connect together, relatively be located in together on set off and under the inside of setting off form one second cavity;
Be fastened on the backstay in the second cavity, and a wherein part for backstay exposes to cavity, the middle part of backstay is formed with cavity, outer push rod 31 is through the cavity in the middle part of backstay, in the middle part of backstay, the inner surface of cavity and the outer surface of outer push rod 31 fit, in the middle part of backstay, the inner surface of cavity is provided with the semicircle internal screw thread matched with the screw thread of outer push rod 31 outer surface, and by the cooperation of screw thread and thread, outer push rod 31 can carry out precession activity;
And be set in the positioning key of the second end of backstay.
By controlling positioning element 2, the locking of outer push rod 31 can be realized.When outer push rod 31 is in lockup state, can only be coordinated with the internal screw thread in backstay by the screw thread of outer surface and carry out screw type activity, when outer push rod 31 is in released state, directly can carry out sliding movable.Wherein, the positioning key that turns clockwise realizes the locking of outer push rod 31, then is rotated counterclockwise the unblock that positioning key realizes outer push rod 31.
Wherein, the quantity of internal screw thread is two.The backstay internal screw thread of two panels semicircle, the screw thread of outer push rod 31 outer surface is locked by rotating positioning key, form the push structure of 360 degree of threads combined and screw rod, replace the push structure generally only having 1/2 or 1/4 circle, can not only effectively promote high viscosity bone cement, also increase bone cement time of application in operation simultaneously.
Mixed pole group, is arranged on the second end of cartridge case, comprises the stirring rod for being mixed by medicine, the first rifle mouth be connected with the second end of cartridge case and is plugged in the second rifle mouth of the first rifle mouth second end; Stirring rod 40 is arranged in the first rifle mouth 41 and the second rifle mouth;
Wherein, stirring rod 40 comprises again inserts the Part I extended in cartridge case space and the Part II exposed by the second rifle mouth, Part I and Part II link together removably, when needed, Part II can be pulled out, wherein removably can connect for tongue and mortise mode make-up or screw in connection in thread mode.
Wherein, stirring rod 40 part be plugged in cartridge case 1 is helicoidal structure, inserts the first end extended in space and is positioned at O type ring place, bone cement solvent and pulvis can be made like this to stir.
Wherein, the first rifle mouth 41 is threaded connection with cartridge case 1, can make connection more firmly and attended operation convenience;
Extension tube group 5, is connected with the second rifle mouth, comprises the nylon tube 51 mixing well medicine for splendid attire; One end is plugged in female pedestal 52 of nylon tube 51 first end, the other end of female pedestal 52 with the second rifle mouth to be threaded; Be plugged in the channel connector group 53 of nylon tube 51 second end; And first end is inserted into the pusher rod 54 in nylon tube 51, the bone cement in nylon tube can be injected in centrum by pusher rod 54.
Further, mixed pole group also comprises before female pedestal 52 is connected with the second rifle mouth, and be plugged in described stirring rod 40 second end first holds lid 42, when operating, finger and first holds that lid 42 contacts can handled easily, can avoid due to misoperation again, make stirring rod 40 scratch hand.
Further, the second end of pusher rod 54 is inserted with second and holds lid 55, and when operating, finger and second holds that lid 55 contacts can handled easily, can avoid due to misoperation again, make pusher rod 54 scratch hand.
Further, nylon tube 51 bends near channel connector group 53 place, meets vertebral body structure, conveniently injects bone cement.
Further, described channel connector group 53 also comprises the connector 531 being plugged on described nylon tube 51 second end and the 3rd rifle mouth 532 be plugged on described connector.
Further, relative on the outer wall of female pedestal 51 to be provided with two wing shapes protruding, when being arranged on the second rifle mouth by female pedestal 51, can hold two projections, be convenient to carry out rotary installation.
Further, the material of cartridge case 1 can high temperature high voltage resistant, produces heat energy and cause rotten when avoiding bone cement to mix.
Further, the bone cement mixer that the utility model provides also comprises a funnel 6, when being poured in cartridge case 1 by bone cement pulvis, funnel 6 can be plugged in the second end of cartridge case 1, by funnel 6, medicine is poured in cartridge case 1, avoid medicine to be scattered in outside cartridge case 1.
The use step of the bone cement mixer that the utility model provides is as follows:
(1) positioning key rotates in a counter-clockwise direction unblock, and be pulled outwardly to the limit by outer push rod 31, positioning key is rotary locking in a clockwise direction;
(2) bone cement solvent is poured in cartridge case 1 from ampoule bottle, funnel 6 is placed on the second end of cartridge case, by funnel 6, bone cement pulvis is poured in cartridge case;
(3) remove funnel 6, mixed pole group is connected with cartridge case 1, with equal dynamics up and down, in the length of whole cartridge case 1, twist stirring rod 40 about 20-30 second, bone cement solvent and pulvis are fully mixed;
(4) Part II of stirring rod 40 is extracted, nylon tube 51 is fixed on the second rifle mouth;
(5) positioning key is unlocked, outer push rod 31 is up pushed away, the bone cement mixed is clamp-oned in nylon tube 51.
(6) after bone cement being clamp-oned nylon tube 51, again by positioning key locking, now bone cement is transported in centrum in the mode of precession by outer push rod 31, if outer push rod 31 screws in the space of cartridge case 1 to greatest extent, and when still having part bone cement not to be transferred in centrum in nylon tube 51, can pusher rod 54 be inserted in nylon tube 51, remaining bone cement is pushed in centrum.
Above-described is preferred embodiment of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (11)
1. a bone cement mixer, is characterized in that, comprising:
Cartridge case (1), comprises the space for splendid attire medicine;
Be arranged on the positioning element (2) of the first end of described cartridge case (1);
Through described positioning element (2) middle part, plug the push rod (3) entering described interior volume from the first end of described cartridge case (1);
Be arranged on the mixed pole group of the second end of described cartridge case (1), comprise stirring rod (40); First rifle mouth (41), the first end of described first rifle mouth (41) is connected with the second end of described cartridge case (1); And be plugged in the second rifle mouth of described first rifle mouth (41) second end, described stirring rod (40) is arranged in described first rifle mouth (41) and described second rifle mouth, described stirring rod (40) comprises inserts the Part I that extends in described space and the Part II exposed by described second rifle mouth, described Part I and described Part II is dismountable links together;
The extension tube group (5) be connected with described second rifle mouth, comprises the nylon tube (51) mixing medicine for splendid attire; One end is plugged in female pedestal (52) of described nylon tube (51) first end, the other end of described female pedestal (52) with described second rifle mouth to be threaded; Be plugged in the channel connector group (53) of described nylon tube (51) second end; And first end be inserted in described nylon tube (51), for pushing out the pusher rod (54) of medicine in described nylon tube.
2. bone cement mixer as claimed in claim 1, is characterized in that, described cartridge case (1) and described first rifle mouth (41) are threaded connection.
3. bone cement mixer as claimed in claim 1, is characterized in that, the outer wall of described cartridge case (1) is printed on volume scale.
4. bone cement mixer as claimed in claim 1, it is characterized in that, described push rod (3) comprises outer push rod (31) and inner push-rod (32), described outer push rod (31) is formed as column structure, the outer surface of described outer push rod (31) is provided with screw thread, the first end of described outer push rod is connected with the first end of described inner push-rod (32), the middle part of the first end of described inner push-rod (32) is formed as the first cavity, and the first end of described outer push rod (31) is plugged in described first cavity; Second end of described outer push rod (31) is provided with yi word pattern handle (33); Described inner push-rod (32) is arranged at the described interior volume of described cartridge case (1), second end place of described inner push-rod (32) is provided with a groove, be arranged with an O type ring in described groove, the outer surface of described O type ring is connected with the contact internal walls in described space.
5. bone cement mixer as claimed in claim 4, it is characterized in that, described positioning element (2) comprising:
Relatively be located in described cartridge case (1) first end on set off and under set off, be screwed and connect together, set off on to be relatively located in together described with described under the inside of setting off form the second cavity;
Be fastened on the backstay in described second cavity, and a wherein part for described backstay exposes to described second cavity, the middle part of described backstay is formed with cavity, described outer push rod (31) is through the cavity in the middle part of described backstay, in the middle part of described backstay, the inner surface of cavity and the outer surface of described outer push rod (31) fit, and in the middle part of described backstay, the inner surface of cavity is provided with the semicircle internal screw thread matched with the screw thread of described outer push rod (31) outer surface;
And be set in the positioning key of the second end of described backstay.
6. bone cement mixer as claimed in claim 4, is characterized in that, described stirring rod (40) is inserted the first end extended in described space and is positioned at described O type ring place.
7. bone cement mixer as claimed in claim 1, it is characterized in that, described mixed pole group (5) comprises before described female pedestal (52) is connected with described second rifle mouth, is plugged in first of described stirring rod (40) first end and holds lid (42).
8. bone cement mixer as claimed in claim 1, it is characterized in that, the second end of described pusher rod (54) is inserted with second and holds lid (55).
9. bone cement mixer as claimed in claim 1, it is characterized in that, described stirring rod (40) part be plugged in described cartridge case (1) is helicoidal structure.
10. bone cement mixer as claimed in claim 1, is characterized in that, described nylon tube (51) bends near described channel connector group (53) place.
11. bone cement mixers as claimed in claim 1, it is characterized in that, described channel connector group (53) also comprises the connector (531) being plugged on described nylon tube second end and the 3rd rifle mouth (532) be plugged on described connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420622462.2U CN204195973U (en) | 2014-10-24 | 2014-10-24 | Bone cement mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420622462.2U CN204195973U (en) | 2014-10-24 | 2014-10-24 | Bone cement mixer |
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| Publication Number | Publication Date |
|---|---|
| CN204195973U true CN204195973U (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420622462.2U Active CN204195973U (en) | 2014-10-24 | 2014-10-24 | Bone cement mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204195973U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688321A (en) * | 2015-03-12 | 2015-06-10 | 艾科美医疗器械（深圳）有限公司 | Integrated bone cement injection device with stirring function and injection function |
| CN108568896A (en) * | 2017-03-08 | 2018-09-25 | 贺利氏医疗有限公司 | The storage of two component types and mixing apparatus for producing bone cement and associated method |
| CN109395620A (en) * | 2018-10-29 | 2019-03-01 | 北京航天新风机械设备有限责任公司 | A kind of disposable tool for the mixing of low dose of thick liquid |
| CN109549700A (en) * | 2018-12-25 | 2019-04-02 | 山东威高骨科材料股份有限公司 | Bone cement mixer and its rabbling mechanism |
-
2014
- 2014-10-24 CN CN201420622462.2U patent/CN204195973U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688321A (en) * | 2015-03-12 | 2015-06-10 | 艾科美医疗器械（深圳）有限公司 | Integrated bone cement injection device with stirring function and injection function |
| CN108568896A (en) * | 2017-03-08 | 2018-09-25 | 贺利氏医疗有限公司 | The storage of two component types and mixing apparatus for producing bone cement and associated method |
| CN108568896B (en) * | 2017-03-08 | 2019-12-20 | 贺利氏医疗有限公司 | Two-part storage and mixing device for producing bone cement and associated method |
| CN109395620A (en) * | 2018-10-29 | 2019-03-01 | 北京航天新风机械设备有限责任公司 | A kind of disposable tool for the mixing of low dose of thick liquid |
| CN109549700A (en) * | 2018-12-25 | 2019-04-02 | 山东威高骨科材料股份有限公司 | Bone cement mixer and its rabbling mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |