CN208942273U - A kind of hollow Myelocavity file - Google Patents
A kind of hollow Myelocavity file Download PDFInfo
- Publication number
- CN208942273U CN208942273U CN201721484949.9U CN201721484949U CN208942273U CN 208942273 U CN208942273 U CN 208942273U CN 201721484949 U CN201721484949 U CN 201721484949U CN 208942273 U CN208942273 U CN 208942273U
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- file
- hollow
- myelocavity
- fixator
- file body
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Abstract
The utility model discloses a kind of hollow Myelocavity files, including Myelocavity file component and beat component, the Myelocavity file component includes file body, attacking head, screw thread and connecting rod, the appearance wall of the file body is fixedly installed the screw thread, one end of the file body is fixedly installed the attacking head, the other end of the file body is fixedly installed the connecting rod, and the beat component includes inner link, fixator and taping block；Body is filed while squeezing into pulp cavity, file the cancellous bone in body mill ossis, reach and implantation prosthese appearance and the consistent purpose of size, the fixator being connect in rasion with file body, when rasion pulp cavity hits Myelocavity file, marrow cavity pressure can be dramatically increased, the advantages of file body is designed to hollow structure is when file body squeezes into pulp cavity, blood can flow out in vitro from hollow file body, marrow cavity pressure is not caused to increase, it avoids fat drop because high pressure enters vein, avoids pulmonary embolism and fat embolism, offer convenience to user.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of hollow Myelocavity file.
Background technique
Artificial total hip arthroplasty can release disease hip pain and restore natural joint function, be current treatment stock
The most efficient methods such as bone ischemic necrosis, old patients with femoral neck fracture.With the development of new bio medical material, prosthese
The improvement of design and surgical operation it is perfect, prosthetic replacement clinically makes great progress.Hip prosthesis
It is fixed with traditional cement reaction technology and modern none-cement technique for fixing, none-cement fixed, that is, biological fixation type
Artificial coxa is to grow into bone tissue using the microporous layers of prosthetic surface, or be allowed to close embedding by the improvement in prosthese shape
Enter hip chamber, thus achieve the purpose that biology is fixed, the individual that it needs higher operation skill, type femoral bone end prosthesis to manufacture and design
Change and matched instrument, the shape for filing type femoral bone end prosthesis after repairing with affected part match.And the implantation of type femoral bone end prosthesis needs
Myelocavity file is used to expand near end of thighbone pulp cavity, the general process for expanding pulp cavity is to select No. two marrows smaller than the size that template determines
Chamber file starts, and each Myelocavity file should be gradually inserted, and couples Myelocavity file hand handle by hand handle mounting base, is then struck using hammer
It hits Myelocavity file hand handle tail portion strike cap end file and repairs pulp cavity, Myelocavity file should not be made to rotate in the process, directly used after the completion
Myelocavity file hand handle or Myelocavity file extractor take out Myelocavity file, replace bigger Myelocavity file and repeat again.
In patients surgery, because of the pressure rise of pulp cavity, Yi Fasheng fat embolism and pulmonary embolism may result in when serious
It is dead in patient's art, cause medical tangle.
Utility model content
The purpose of this utility model is to provide a kind of hollow Myelocavity files, to solve mentioned above in the background art suffering from
When person performs the operation, because of the pressure rise of pulp cavity, Yi Fasheng fat embolism and pulmonary embolism may result in dead in patient's art when serious
The problem of dying, causing medical tangle.
To achieve the above object, the utility model provides the following technical solutions: a kind of hollow Myelocavity file, including Myelocavity file group
Part and beat component, the Myelocavity file component include file body, attacking head, screw thread and connecting rod, and the appearance wall of the file body is fixed
It is provided with the screw thread, one end of the file body is fixedly installed the attacking head, and the other end of the file body is fixedly installed
The connecting rod, the beat component include inner link, fixator and taping block, and the fixator and the connecting rod are detachable
Connection, one end of the fixator are fixedly installed the inner link, and the other end of the fixator is fixedly installed described beat
Hit block.
Preferably, the file body is internally provided with hollow tube, and the hollow tube is through the inside of the file body.
Preferably, the fixator is internally provided with hollow groove, and the hollow groove runs through the inside of the fixator.
Preferably, it is detachably connected between the fixator and file body by inner link and connecting rod.
Preferably, the file body is casting alloy integral structure, and the appearance cornice for filing body has reversed blade.
Preferably, the appearance wall of the taping block is fixedly installed silicagel pad, and the outer surface of the silicagel pad is provided with more
A air hole.
Preferably, the inside of the connecting rod is hollow structure.
Compared with prior art, the utility model has the beneficial effects that a kind of hollow Myelocavity file of the utility model, passes through
Myelocavity file component and beat component are set, avoid fat drop because high pressure enters vein, avoids asking for pulmonary embolism and fat embolism
Topic is internally provided with hollow tube in file body, and hollow tube is through the inside of file body, file body and fixator by inner link with
Connecting rod is detachably connected, and file body is casting alloy integral structure, and the appearance cornice for filing body has with reversed blade, is filed body and is being beaten
While entering pulp cavity, file body grinds the cancellous bone in ossis, reaches and is implanted into prosthese appearance and the consistent purpose of size, in rasion
When with the fixator that connect of file body, when rasion pulp cavity strike Myelocavity file, marrow cavity pressure can be dramatically increased, file body is designed to
The advantages of hollow structure is when file body squeezes into pulp cavity, and blood can flow out in vitro from hollow file body, not lead to pulp cavity internal pressure
Power increases, and avoids fat drop because high pressure enters vein, avoids pulmonary embolism and fat embolism, offers convenience to user.
Detailed description of the invention
Fig. 1 is the file body structural schematic diagram in the utility model；
Fig. 2 is the fixer structure schematic diagram in the utility model；
In figure: 10- Myelocavity file component, 11- file body, 12- attacking head, 13- screw thread, 14- connecting rod, 20- beat component,
21- inner link, 22- fixator, 23- taping block.
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.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of hollow Myelocavity file, including Myelocavity file component
10 and beat component 20, Myelocavity file component 10 includes file body 11, attacking head 12, screw thread 13 and connecting rod 14, files the appearance of body 11
Wall is fixedly installed screw thread 13, and one end of file body 11 is fixedly installed attacking head 12, and the other end of file body 11 is fixedly installed company
Extension bar 14, beat component 20 include inner link 21, fixator 22 and taping block 23, and fixator 22 and connecting rod 14 detachably connect
It connects, one end of fixator 22 is fixedly installed inner link 21, and the other end of fixator 22 is fixedly installed taping block 23.
In the present embodiment, patient is at the time of surgery, implanted into the patient file body 11, in being internally provided with for file body 11
Hollow tube, and hollow tube is through the inside of file body 11, file body 11 and fixator 22 is removable by inner link 21 and connecting rod 14
Connection is unloaded, fixator 22 is internally provided with hollow groove, and hollow groove runs through the inside of fixator 22, and file body 11 is casting alloy one
Body structure, and the appearance cornice for filing body 11 has with reversed blade, files body 11 while squeezing into pulp cavity, file body 11 is ground in ossis
Cancellous bone, reach with the implantation prosthese appearance and consistent purpose of size, in rasion with the fixator 22 filing body 11 and connect, because
When rasion pulp cavity hits Myelocavity file, the advantages of dramatically increasing marrow cavity pressure, file body 11 is designed to hollow structure is to file
When body 11 squeezes into pulp cavity, blood can flow out in vitro from hollow file body 11, do not cause marrow cavity pressure to increase, avoid fat
Drop avoids pulmonary embolism and fat embolism, offers convenience to user because high pressure enters vein.
Further, file body 11 is internally provided with hollow tube, and hollow tube is through the inside of file body 11.
In the present embodiment, it is internally provided with hollow tube in file body 11, and then file body 11 is designed to hollow structure,
When file body 11 squeezes into pulp cavity, blood can flow out in vitro from hollow file body 11, do not cause marrow cavity pressure to increase, avoid
Fat drop avoids pulmonary embolism and fat embolism, offers convenience to user because high pressure enters vein.
Further, fixator 22 is internally provided with hollow groove, and hollow groove runs through the inside of fixator 22.
In the present embodiment, file body 11 squeeze into pulp cavity when, blood can be flowed out from hollow file body 11 in vitro,
Fixator 22 is internally provided with hollow groove, and then the blood inside file body 11 is discharged by hollow groove.
Further, it is detachably connected between fixator 22 and file body 11 by inner link 21 and connecting rod 14.
In the present embodiment, when performing the operation progress, because fixator 22 and file body 11 pass through inner link 21 and connecting rod 14
It is detachably connected, further such that after healthcare givers completes operation, fixator 22 easy to disassemble.
Further, file body 11 is casting alloy integral structure, and the appearance cornice for filing body 11 has reversed blade.
In the present embodiment, file body 11 is designed to casting alloy integral structure, so that more steady in file 11 structure of body
It is fixed, there is reversed blade in the appearance cornice of file body 11, further facilitates healthcare givers and file body 11 is implanted into the patient.
Further, the appearance wall of taping block 23 is fixedly installed silicagel pad, and the outer surface of silicagel pad is provided with multiple
Stomata.
In the present embodiment, when healthcare givers hits fixator 22, silicon is fixedly installed in the appearance wall of taping block 23
Rubber mat can be flowed out by silicagel pad with damping, blood from hollow file body 11, and then pass through the saturating of silicagel pad outer surface
Stomata outflow is external.
Further, the inside of connecting rod 14 is hollow structure.
In the present embodiment, doctor is at the time of surgery, hollow structure the inside of connecting rod 14, and blood can be from hollow
File body 11 in outflow it is external, the problem of avoiding fat drop because high pressure enters vein, avoid pulmonary embolism and fat embolism.
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 (7)
1. a kind of hollow Myelocavity file, it is characterised in that: including Myelocavity file component (10) and beat component (20), the Myelocavity file group
Part (10) includes file body (11), attacking head (12), screw thread (13) and connecting rod (14), and the appearance wall fixation of file body (11) is set
It is equipped with the screw thread (13), one end of file body (11) is fixedly installed the attacking head (12), described to file the another of body (11)
One end is fixedly installed the connecting rod (14), and the beat component (20) includes inner link (21), fixator (22) and strike
Block (23), the fixator (22) and the connecting rod (14) are detachably connected, one end fixed setting of the fixator (22)
Have the inner link (21), the other end of the fixator (22) is fixedly installed the taping block (23).
2. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: the file body (11) is internally provided with hollow
Pipe, the hollow tube is through the inside of file body (11).
3. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: fixator (22) are internally provided with
Hollow groove, the hollow groove run through the inside of the fixator (22).
4. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: the fixator (22) and file body (11) it
Between be detachably connected by inner link (21) and connecting rod (14).
5. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: the file body (11) is casting alloy one
Structure, and the appearance cornice for filing body (11) has reversed blade.
6. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: the appearance wall of the taping block (23) is fixed
It is provided with silicagel pad, the outer surface of the silicagel pad is provided with multiple air holes.
7. a kind of hollow Myelocavity file according to claim 1, it is characterised in that: the inside of the connecting rod (14) is hollow
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484949.9U CN208942273U (en) | 2017-11-09 | 2017-11-09 | A kind of hollow Myelocavity file |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484949.9U CN208942273U (en) | 2017-11-09 | 2017-11-09 | A kind of hollow Myelocavity file |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208942273U true CN208942273U (en) | 2019-06-07 |
Family
ID=66728927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721484949.9U Expired - Fee Related CN208942273U (en) | 2017-11-09 | 2017-11-09 | A kind of hollow Myelocavity file |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208942273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974343A (en) * | 2019-12-31 | 2020-04-10 | 苏州众泽医疗科技有限公司 | Host machine whole of reciprocating medullary cavity file |
-
2017
- 2017-11-09 CN CN201721484949.9U patent/CN208942273U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974343A (en) * | 2019-12-31 | 2020-04-10 | 苏州众泽医疗科技有限公司 | Host machine whole of reciprocating medullary cavity file |
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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: 20190607 Termination date: 20191109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |