CN204581468U - For the combined type medical device of bone surgery - Google Patents
For the combined type medical device of bone surgery Download PDFInfo
- Publication number
- CN204581468U CN204581468U CN201520058392.7U CN201520058392U CN204581468U CN 204581468 U CN204581468 U CN 204581468U CN 201520058392 U CN201520058392 U CN 201520058392U CN 204581468 U CN204581468 U CN 204581468U
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- Prior art keywords
- dilator
- sacculus
- perforation
- medical device
- combined type
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Abstract
This utility model provides a kind of combined type medical device for bone surgery, and it comprises: a nail, and it has the perforation that runs through two ends; One device for spreading, it has a dilator, a needle tubing and a sacculus, and needle tubing is communicated in dilator, sacculus is connected to needle tubing one end away from dilator, and the external diameter of needle tubing is less than perforation, make sacculus and needle tubing can be stretched through nail by perforation, and dilator can make balloon expandable or reduce; And an injection device, it has an injection tube and an injection needle, and injection tube can load artificial bone cement, and injection needle is communicated in injection tube, and the external diameter of injection needle is less than perforation, also can be stretched through nail by perforation to make injection needle; Whereby, fixing orthopedic and repair effect of skeleton to make combined type medical device of the present utility model have concurrently.
Description
Technical field
This utility model is about a kind of medical device, espespecially a kind of combined type medical device for bone surgery, with make medical treatment osteoporosis and the sufferer of repressive or bursting fracture time use.
Background technology
At present; because modern society's aging of population problem is day by day serious; make patients with osteoporosis also every year cumulative; and suffer from osteoporotic patient; often can because of many careless parts; such as fall, the reason such as traffic accident and cause fracture, wherein, common with the compression fracture case of vertebral body again.
At present, be medically used for the treatment of the operation of osteoporosis fracture, one method is the mode by nail, is fixed by the skeleton subsided, but this kind of mode is difficult to restore subsiding of skeleton, and cannot solve the problem that osteoporosis causes; Separately there is a method then by " percutaneous balloon type vertebral body anaplasty ", one balloon is injected into skeleton by broach, via balloon inflation, the skeleton subsided is propped up, and inject Cement fixation, in order to repair the stability of skeleton and enhances skeletal, but vertebral body cannot be fixed by this kind of mode as nail, and skeleton cannot be improved because of problems such as distortion that displacement caused.
Whereby, how to develop the medical device of a combined type, fixing orthopedic and repair effect of skeleton to have concurrently, be the problem that relevant dealer must solve.
Utility model content
For solving above-mentioned problem, this utility model provides a kind of combined type medical device for bone surgery, the balloon expandable that its device for spreading can make one to be positioned at needle tubing end, injection device can load artificial bone cement, a nail and the injection needle of the needle tubing of device for spreading and injection device all can stretch through, by this, the combined type medical device of this utility model is made to have concurrently fixing orthopedic and repair effect of skeleton.
For achieving the above object, this utility model provides a kind of combined type medical device for bone surgery, and it comprises:
One nail, it has a socket part and a screw rod, wherein, this socket part is provided with the profile groove that runs through both side edges, and to form two corresponding wall portion, this screw rod is extended by the bottom of this profile groove, and there is the perforation that runs through two ends, this perforation can be communicated in this profile groove;
One device for spreading, it has a dilator, a needle tubing and a sacculus, wherein, this needle tubing is communicated in this dilator, this sacculus is connected to this needle tubing one end away from this dilator, and the external diameter of this needle tubing is less than this perforation, to make this sacculus and this needle tubing can be stretched through this screw rod by this perforation, and this dilator can make this balloon expandable or reduce; And
One injection device, it has an injection tube and an injection needle, wherein, this injection tube can load an artificial bone cement, this injection needle is communicated in this injection tube, and the external diameter of this injection needle is less than this perforation, also can be stretched through this screw rod by this perforation to make this injection needle.
In an embodiment of the present utility model, wherein, the corresponding surface of each wall portion is respectively equipped with a screw thread.
In an embodiment of the present utility model, wherein, this screw rod is articulated in this socket part actively, and can offset relative to this socket part.
In an embodiment of the present utility model, wherein, the end place that this screw rod is away from this socket part is provided with several side opening, and those side openings can be communicated in this perforation.
In an embodiment of the present utility model, wherein, a liquid is equipped with in this dilator inside, and can pour in this sacculus via this needle tubing by this liquid, also the liquid in this sacculus can be drawn back in this dilator by this sacculus.
In an embodiment of the present utility model, wherein, one end of this dilator is equipped with one can the rotating handle of upper and lower displacement, and this rotating handle is connected with a piston, injects this sacculus in order to this liquid of pushing tow.
In an embodiment of the present utility model, wherein, there is between this dilator and this needle tubing a connecting pipe road.
In an embodiment of the present utility model, wherein, this dilator is provided with a Pressure gauge, injects the pressure of this sacculus in order to detect this liquid.
In an embodiment of the present utility model, wherein, the composition of this artificial bone cement is polymethyl methacrylate.
The beneficial effects of the utility model are:
When doctor is for using this utility model to treat patient, first, the skeleton at variant for patient position is pierced nail of the present utility model, and the screw rod of nail that the needle tubing of device for spreading and sacculus are stretched through, the skeleton subsided is arranged in make sacculus, now, by dilator by balloon expandable, the skeleton subsided can be made to prop up, afterwards, again needle tubing and sacculus are extracted out, and by injection device, artificial bone cement is injected skeleton via screw rod, and afterwards again by the method for known operation, use a connecting rod and coordinate the plug screw of each nail, adjacent each nail is connected and fixed, effect is needed to reach infirmary, it is event, this utility model is used for the combined type medical device of bone surgery, it has had concurrently fixes effect that is orthopedic and repairing skeleton, actually very convenient.
Accompanying drawing explanation
Fig. 1 is the schematic appearance of this utility model nail.
Fig. 2 is the schematic diagram that the socket part of this utility model nail offsets relative to screw rod.
Fig. 3 is the schematic appearance of this utility model device for spreading.
Fig. 4 is using state schematic diagram of the present utility model, and display nail pierces the skeleton of patient.
Fig. 5 is using state schematic diagram of the present utility model, and display needle tubing and sacculus stretch through nail and enter the skeleton of patient.
Fig. 6 is using state schematic diagram of the present utility model, and display balloon expandable is propped up to make the skeleton subsided.
Fig. 7 Ei using state schematic diagram of the present utility model, display needle tubing and sacculus are extracted out by skeleton.
Fig. 8 is using state schematic diagram of the present utility model, shows, by injection device, artificial bone cement is injected skeleton.
[symbol description]
Nail 10 socket part 11
Screw rod 12 profile groove 13
Wall portion 14 screw thread 15
To bore a hole 16 side openings 17
Device for spreading 20 dilator 21
Needle tubing 22 sacculus 23
Connecting pipeline 24 liquid 25
Rotating handle 26 yoke frame 27
Piston 28 Pressure gauge 29
Injection device 30 injection tube 31
Injection needle 32 artificial bone cement 33
Skeleton 40 cavity 41.
Detailed description of the invention
For ease of the central idea that this utility model is represented in above-mentioned novel content one hurdle is described, hereby express with specific embodiment.In embodiment, various different object is in being suitable for the ratio enumerating explanation, but not in the ratio of actual components and to draw, conjunction is first chatted bright.
Refer to shown in Fig. 1 to Fig. 8, this utility model provides a kind of combined type medical device for bone surgery, and it comprises:
One nail 10, it has socket part 11 and a screw rod 12, wherein, socket part 11 is provided with the profile groove 13 that runs through both side edges, to form two corresponding wall portion 14, and the corresponding surface of each wall portion 14 is respectively equipped with a screw thread 15, can be fixed in profile groove 13 by screw lock for a plug screw, and screw rod 12 is extended by the bottom of profile groove 13, and be articulated in socket part 11 actively, can offset relative to screw rod 12 to make socket part 11, as shown in Figure 2, in addition, screw rod 12 has the perforation 16 that runs through two ends, perforation 16 can be communicated in profile groove 13, and the end place that screw rod 12 is away from socket part 11 is provided with several side opening 17, those side openings 17 can be communicated in perforation 16.
One device for spreading 20, it has dilator 21, needle tubing 22 and a sacculus 23, wherein, it is inner that needle tubing 22 is communicated in dilator 21 by a connecting pipe road 24, sacculus 23 is connected to needle tubing 22 one end away from dilator 21, and the external diameter of needle tubing 22 is less than the perforation 16 of screw rod 12, to make sacculus 23 and needle tubing 22 can be stretched through screw rod 12 by perforation 16, as shown in Figure 5.
A liquid 25 is equipped with in dilator 21 inside, and one end of dilator 21 be equipped with one can the rotating handle 26 of upper and lower displacement, rotating handle 26 is connected with a yoke frame 27, the outer rim of yoke frame 27 is equipped with the inwall that a piston 28 can be close to dilator 21, as shown in Figure 3, by rotating handle 26, the direction of yoke frame 27 toward connecting pipeline 24 is pushed, liquid 25 can be injected sacculus 23 via connecting pipeline 24 and needle tubing 22, expand to make sacculus 23, and dilator 21 is provided with a Pressure gauge 29, the pressure of sacculus 23 is injected in order to tracer liquid 25, and by rotating handle 26, yoke frame 27 is away from connecting pipeline 24, then can the liquid 25 in sacculus 23 be drawn back in dilator 21 by sacculus 23, reduce to make sacculus 23.
One injection device 30, it has injection tube 31 and an injection needle 32, wherein, injection tube 31 can load an artificial bone cement 33, preferably, the composition of artificial bone cement 33 is polymethyl methacrylate (PMMA), and injection needle 32 is communicated in injection tube 31, and the external diameter of injection needle 32 is less than perforation 16, also can be stretched through screw rod 12 by perforation 16 to make injection needle 32.
More than be structure of the present utility model and shape general introduction, and using method of the present utility model and effect principle that can reach be presented below:
When doctor is for using this utility model to treat patient, first, the skeleton 40 of patient's different parts is pierced nail 10 of the present utility model, schematic diagram in the skeleton 40 that patient collapses is pierced as Fig. 4 is a nail 10, stretch through the needle tubing 22 of device for spreading 20 and sacculus 23 screw rod 12 of nail 10 again, the skeleton 40 subsided can be positioned to make sacculus 23, as shown in Figure 5, now, by dilator 21, liquid 25 is injected sacculus 23, so that sacculus 23 is expanded, the skeleton 40 subsided can be made to prop up, as shown in Figure 6, afterwards, again the liquid 25 in skeleton 40 is drawn back in dilator 21, sacculus 23 can be made to reduce in original state by expansion shape, and needle tubing 22 and sacculus 23 are extracted out by skeleton 40, as shown in Figure 7, namely a cavity 41 identical with sacculus 23 size of originally expansion is defined in skeleton 40.
Afterwards, directly stretch through injection needle 32 screw rod 12 and enter the cavity 41 of skeleton 40 again, or injection needle 32 is stayed in the perforation 16 of screw rod 12, as shown in Figure 8, now artificial bone cement 33 can be injected cavity 41 along perforation 16, and artificial bone cement 33 also can be exposed by those side openings 17, and then the skeleton 40 that prosthetic portion is subsided, and afterwards again by the method for known operation, sequentially stretch through a connecting rod (not shown) profile groove 13 of each nail 10, and will coordinate the plug screw (not shown) screw lock of each nail 10 in each profile groove 13 and push connecting rod, so that adjacent each nail 10 is connected and fixed, and reach infirmary and need effect.
In addition, due to socket part 11 and the movable combination of screw rod 12 of this utility model nail 10, when setting up connecting rod, only need to adjust the position of each socket part 11 relative to screw rod 12, easily connecting rod rest can be located on each nail 10, therefore, nail 10 of the present utility model is applicable to the skeleton 40 of patient's different parts, adds convenience and the utilization degree of operation.
Be event, this utility model is used for the combined type medical device of bone surgery, and it has had concurrently fixes effect that is orthopedic and repairing skeleton 40, and very easy to use, makes during medical treatment sufferer and also can save many operation the time spent.
Though this utility model explains with a most preferred embodiment, be skillful in this those skilled in the art can not depart from this utility model spirit with category under do various multi-form change.Above illustrated embodiment, only in order to this utility model to be described, is not used to limit scope of the present utility model.Such as do not disobey this utility model various modifications of being engaged in of spirit or change, all belong to this utility model claim.
Claims (9)
1., for a combined type medical device for bone surgery, it is characterized in that comprising:
One nail, it has a socket part and a screw rod, wherein, this socket part is provided with the profile groove that runs through both side edges, and to form two corresponding wall portion, this screw rod is extended by the bottom of this profile groove, and there is the perforation that runs through two ends, this perforation can be communicated in this profile groove;
One device for spreading, it has a dilator, a needle tubing and a sacculus, wherein, this needle tubing is communicated in this dilator, this sacculus is connected to this needle tubing one end away from this dilator, and the external diameter of this needle tubing is less than this perforation, to make this sacculus and this needle tubing can be stretched through this screw rod by this perforation, and this dilator can make this balloon expandable or reduce; And
One injection device, it has an injection tube and an injection needle, wherein, this injection tube can load an artificial bone cement, this injection needle is communicated in this injection tube, and the external diameter of this injection needle is less than this perforation, can be stretched through this screw rod to make this injection needle by this perforation.
2., as claimed in claim 1 for the combined type medical device of bone surgery, it is characterized in that, wherein, the corresponding surface of each wall portion is respectively equipped with a screw thread.
3., as claimed in claim 2 for the combined type medical device of bone surgery, it is characterized in that, wherein, this screw rod is articulated in this socket part actively, and can offset relative to this socket part.
4. the combined type medical device for bone surgery as described in claim 1 or 3, is characterized in that, wherein, the end place that this screw rod is away from this socket part is provided with several side opening, and those side openings can be communicated in this perforation.
5. the combined type medical device for bone surgery as described in claim 1 or 3, it is characterized in that, wherein, a liquid is equipped with in this dilator inside, and can this liquid be poured in this sacculus via this needle tubing, the liquid in this sacculus can be drawn back in this dilator by this sacculus.
6. as claimed in claim 5 for the combined type medical device of bone surgery, it is characterized in that, wherein, one end of this dilator is equipped with one can the rotating handle of upper and lower displacement, and this rotating handle is connected with a piston, injects this sacculus in order to this liquid of pushing tow.
7., as claimed in claim 6 for the combined type medical device of bone surgery, it is characterized in that wherein, there is between this dilator and this needle tubing a connecting pipe road.
8., as claimed in claim 6 for the combined type medical device of bone surgery, it is characterized in that, wherein, this dilator is provided with a Pressure gauge, injects the pressure of this sacculus in order to detect this liquid.
9., as claimed in claim 1 for the combined type medical device of bone surgery, it is characterized in that, wherein, the composition of this artificial bone cement is polymethyl methacrylate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058392.7U CN204581468U (en) | 2015-01-28 | 2015-01-28 | For the combined type medical device of bone surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058392.7U CN204581468U (en) | 2015-01-28 | 2015-01-28 | For the combined type medical device of bone surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204581468U true CN204581468U (en) | 2015-08-26 |
Family
ID=53917678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520058392.7U Expired - Fee Related CN204581468U (en) | 2015-01-28 | 2015-01-28 | For the combined type medical device of bone surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204581468U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106236161A (en) * | 2016-08-26 | 2016-12-21 | 戴祝 | Built-in hydraulic joint dilator |
| CN109044515A (en) * | 2018-07-27 | 2018-12-21 | 张嘉 | A kind of repair of fractured bones system |
| WO2019144437A1 (en) * | 2018-01-24 | 2019-08-01 | 艾科美医疗器械（深圳）有限公司 | Pedicle screw structure with balloon |
| CN112244974A (en) * | 2020-11-12 | 2021-01-22 | 上海市东方医院（同济大学附属东方医院） | Percutaneous stent expansion bone scraping vertebral body forming device |
-
2015
- 2015-01-28 CN CN201520058392.7U patent/CN204581468U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106236161A (en) * | 2016-08-26 | 2016-12-21 | 戴祝 | Built-in hydraulic joint dilator |
| WO2019144437A1 (en) * | 2018-01-24 | 2019-08-01 | 艾科美医疗器械（深圳）有限公司 | Pedicle screw structure with balloon |
| CN109044515A (en) * | 2018-07-27 | 2018-12-21 | 张嘉 | A kind of repair of fractured bones system |
| CN112244974A (en) * | 2020-11-12 | 2021-01-22 | 上海市东方医院（同济大学附属东方医院） | Percutaneous stent expansion bone scraping vertebral body forming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20190128 |