CN208822837U - Planing device and planing system - Google Patents
Planing device and planing system Download PDFInfo
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- CN208822837U CN208822837U CN201721355009.XU CN201721355009U CN208822837U CN 208822837 U CN208822837 U CN 208822837U CN 201721355009 U CN201721355009 U CN 201721355009U CN 208822837 U CN208822837 U CN 208822837U
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- outer sleeve
- interconnecting piece
- planing
- cutter head
- planing device
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Abstract
The utility model provides a kind of planing device and planing system, is related to the field of medical instrument technology, for safety easily solve the problems, such as it is minimally invasive under the conditions of lesion thorough cleaning.The planing device includes: cutter head and blade, and cutter head includes interconnecting piece and bit body, and blade includes: outer sleeve, transmission mechanism and delivery device, and interconnecting piece is hinged with outer sleeve, and transmission mechanism is connect with cutter head by universal joint；Delivery device includes push part and regulation handle, and push part is located in outer sleeve, and regulation handle is hinged with push part, and regulation handle, which is swung, drives push part to push interconnecting piece that bit body is driven to swing.The planing device is applied in medical procedure, its cutter head can be swung with respect to blade, change the angle between cutter head and blade, to more easily realize it is minimally invasive under the conditions of lesion thorough cleaning under arthropathy and backbone scope, can also carry out under backbone scope plane disk in nucleus pulposus, handle spinal canal stenosis, the operation such as polishing soleplate.
Description
Technical field
The utility model relates to the field of medical instrument technology, more particularly, to a kind of planing device and planing system.
Background technique
Planing device is common a kind of instrument in medical procedure, for removal of lesions or grinding bone face.
In the course of surgery, it is implanted into service aisle at patient's sufferer, planing device is protruded under service aisle or mirror and is led to
Road, the cutter head of planing device is close to lesion, to carry out the excision of affected part processing and lesion.But carrying out arthritic patients
Cleaning operation when, due to lesion exist planing dead angle, if need to want by lesion clear up thoroughly, need to be varied multiple times planing dress
The cutter head position and angle set, this just needs planing device to have biggish activity space, so that biggish service aisle is needed,
This will will increase patients surgery wound area, reduce surgical wound healing rate, the pain of long period is brought to patient.
Therefore, easily thoroughly the cleaning lesion of safety becomes urgent problem to be solved under the conditions of realization is minimally invasive.
Utility model content
The purpose of this utility model is to provide a kind of planing device, with solve it is existing in the prior art be difficult to realize it is micro-
Under the conditions of wound the technical issues of lesion thorough cleaning.
Planing device provided by the utility model, comprising: cutter head and blade, the cutter head include interconnecting piece and be installed on institute
State the bit body on interconnecting piece, the blade includes: outer sleeve, transmission mechanism and delivery device,
The interconnecting piece and the outer sleeve are hinged, and the transmission mechanism is connect with the cutter head by universal joint, are used for
The bit body is driven to rotate；
The delivery device includes push part and regulation handle, and the push part is located in the outer sleeve, the adjusting
Handle and the push part are hinged, and through-hole is provided on the outer sleeve, and the through-hole, institute are stretched out in one end of the regulation handle
It states regulation handle and swings the drive push part promotion interconnecting piece drive bit body swing.
Further, the delivery device further includes limiting section, and the limiting section and the outer sleeve are hinged, the adjusting
Handle is slidably connected with the limiting section.
It further, further include locating piece, the locating piece is installed on the outside of the outer sleeve, is arranged on the locating piece
There is the multiple and matched engaging position of the handle.
Further, it is provided with multiple latches on the locating piece, forms the engaging position between two adjacent latches.
Further, the transmission mechanism includes the first transmission shaft, and first transmission shaft is located on the inside of the outer sleeve,
The area of section of one end that first transmission shaft is connect with the universal joint is less than the area of section of the other end, and described first passes
Moving axis has internal cavities.
Further, the bit body is connect by second driving shaft with the universal joint, the second driving shaft position
In in the interconnecting piece, the second driving shaft is connect with the interconnecting piece by bearing.
Further, the pushing part includes inner sleeve, and the inner sleeve is located on the inside of the outer sleeve, the driver
Structure is located on the inside of the inner sleeve.
Further, one end of the outer sleeve is provided with the connectivity port for connecting with power mechanism, the transmission
Mechanism is connect with the connectivity port.
Further, the interconnecting piece is hinged by buckle structure with the outer sleeve, and the buckle structure includes matching
Round or domed fixture block and card slot, the fixture block and the card slot are respectively arranged at the interconnecting piece and the housing
On cylinder.
Compared with the existing technology, planing device described in the utility model has the advantage that
Planing device described in the utility model during use, by the cutter head of planing device and part blade region
It extend into service aisle, so that the region for being equipped with regulation handle on blade is located at outside service aisle, so that bit body
Lesion is contacted, transmission mechanism drives bit body rotation, to cut off cleaning lesion.When the position and angle for needing to change cutter head
When, so that regulation handle is swung with respect to outer sleeve, since regulation handle is hinged with pushing part, in the mistake that regulation handle is swung
The hinged place of Cheng Zhong, regulation handle and pushing part pushes pushing part mobile, so that pushing part pushes the interconnecting piece of bit body
Side so that interconnecting piece drive bit body with respect to blade swing, to change position and the angle of bit body.
Compared with planing device in the prior art, planing device provided by the utility model is changeable by regulation handle
Cutter head is with respect to the angle of blade, to change position and the angle of bit body, no need to increase surgical wounds, to can realize micro-
Lesion thorough cleaning under the conditions of wound.
The another object of the utility model is to propose a kind of planing system, to solve existing in the prior art to be difficult to reality
Under the conditions of now minimally invasive the technical issues of lesion thorough cleaning.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of planing system, the planing system include planing device as described in the above technical scheme.
Possessed advantage is identical compared with the existing technology with above-mentioned planing device for the planing system, no longer superfluous herein
It states.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is cutter head and blade connection schematic diagram in planing device provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of buckle structure in planing device provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram one of planing device provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram two of planing device provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram three of planing device provided by the embodiment of the utility model.
In figure: 10- bit body；11- interconnecting piece；12- bearing；20- outer sleeve；The pushing part 31-；32- regulation handle；
33- limiting section；40- locating piece；The connectivity port 50-；60- buckle structure；61- fixture block；62- card slot；70- universal joint；71- first
Transmission shaft；72- second driving shaft.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
As shown in Figs. 1-5, planing device provided by the embodiment of the utility model, comprising: cutter head and blade, wherein cutter head
Including interconnecting piece 11 and the bit body 10 being installed on interconnecting piece 11, blade includes: outer sleeve 20, transmission mechanism and pusher
Structure；Specifically, interconnecting piece 11 and outer sleeve 20 are hinged, and transmission mechanism is connect with cutter head by universal joint 70, for driving cutter head
Ontology 10 rotates；Delivery device includes push part and regulation handle 32, and push part is located in outer sleeve 20, regulation handle 32 with push away
It send portion hinged, through-hole is provided on outer sleeve 20, through-hole is stretched out in one end of regulation handle 32, and regulation handle 32, which is swung, drives push
Portion pushes interconnecting piece 11 that bit body 10 is driven to swing.
Planing device described in the utility model embodiment during use, by the cutter head of planing device and part knife
Body region is extend into service aisle, so that the region that regulation handle 32 is equipped on blade is located at outside service aisle, so that
Bit body 10 contacts lesion, and transmission mechanism drives bit body 10 to rotate, to cut off cleaning lesion.When needing to change cutter head
When position and angle, so that regulation handle 32 is swung with respect to outer sleeve 20, since regulation handle 32 and pushing part 31 are hinged,
During regulation handle 32 is swung, the hinged place of regulation handle 32 and pushing part 31 pushes pushing part 31 mobile, so that
Pushing part 31 pushes the side of the interconnecting piece 11 of bit body 10, so that interconnecting piece 11 drives bit body 10 to put with respect to blade
It is dynamic, to change position and the angle of bit body 10.
As shown in figure 3, in original state, one end interconnecting piece 11 of pushing part 31 and a side contacts of interconnecting piece 11, when suitable
After clockwise oscillation adjustment handle 32, one end that handle stretches out outer sleeve 20 is moved to the right, due to the other end of handle
It is hinged with pushing part 31, therefore the other end of handle is rotated relative to pushing part 31, and pushing part 31 is pushed to move to the left, even if
Pushing part 31 is mobile towards 11 direction of interconnecting piece, since one end of pushing part 31 is contacted with interconnecting piece 11, and interconnecting piece 11 and
Outer sleeve 20 is hinged, therefore after pushing part 31 pushes interconnecting piece 11 to the left, and interconnecting piece 11 is rotated clockwise with respect to outer sleeve 20,
To drive bit body 10 to rotate, so that arcuately track is mobile to upper right side for bit body 10, to change cutter head
The position of ontology 10 and angle, state of the cutter head after blade rotation are as shown in Figure 4.
Compared with planing device in the prior art, planing device provided by the embodiment of the utility model passes through regulation handle
32 changeable cutter heads with respect to blade angle, to change position and the angle of bit body 10, that is to say, that in blade position
In the case where constant, thus it is possible to vary the position of bit body 10 and angle, so that the cleanup area of bit body 10 increases.Cause
This, the planing device provided using embodiment, no need to increase the cleanup areas that surgical wound can expand bit body 10, are easy to
To at dead angle lesion carry out thorough cleaning, thus can realize it is minimally invasive under the conditions of lesion thorough cleaning.
In addition, can also carry out disk internal medullary mass of planing under backbone scope using planing device provided by the embodiment of the utility model
Core handles spinal canal stenosis, the operation such as polishing soleplate.
In the present embodiment, regulation handle 32 is bending type structure, including first segment and second segment, one end of first segment with
Pushing part 31 is hinged, and the other end is connect with second segment, and first segment is obliquely installed with second segment, and in original state, first segment phase
Inclined for outer sleeve 20, second segment is in parastate with respect to outer sleeve 20.It is designed in this way, to close to outer sleeve 20
The effect for pushing pushing part 31 can be realized in the second segment of direction pressing regulation handle 32, and it is preferable to adjust feel.
As shown in figure 3, the side of interconnecting piece 11 has inclined-plane, the region opposite with the inclined-plane of interconnecting piece 11 of outer sleeve 20
It is provided with inclined-plane, is designed in this way, under conditions of guaranteeing that interconnecting piece 11 can be rotated relative to outer sleeve 20, interconnecting piece 11 can be made
Distance is closer between outer sleeve 20, so that the structure of planing device is more compact.
In one of embodiment of the present embodiment, delivery device further includes limiting section 33, limiting section 33 and housing
Cylinder 20 is hinged, and regulation handle 32 is slidably connected with limiting section 33.As shown in Fig. 2, limiting section 33 be cylindrical structure or cube
Body structure is provided with penetrating hole, the cross sectional shape in the hole and cutting for regulation handle 32 along its axial direction in the inside of limiting section 33
Face shape is identical, and regulation handle 32 passes through the hole.Since limiting section 33 and outer sleeve 20 are hinged, limiting section 33 can be relatively outer
Sleeve 20 is rotated along its hinged place, to guarantee that regulation handle 32 can be swung with respect to outer sleeve 20.It is relatively outer in regulation handle 32
Sleeve 20 swing during, limiting section 33 rotate, while regulation handle 32 in the hole of limiting section 33 along the axis of limiting section 33
To sliding.
For convenient between outer sleeve 20 and pushing part 31 retain larger space to accommodate limiting section 33, such as Fig. 3 and Fig. 5 institute
Show, boss can be set on outer sleeve 20, the hinged place of limiting section 33 and outer sleeve 20 is boss far from 20 side of outer sleeve
Side wall.Alternatively, as shown in figure 4, outer sleeve 20 includes different two sections of diameter, close to one section of outer sleeve 20 of bit body 10
Diameter it is smaller, one section of outer sleeve 20 far from bit body 10 is relatively large in diameter, so that the gap between pushing part 31 becomes
Greatly, to accommodate limiting section 33.It further, is arc-shaped transition section between two sections of outer sleeve 20.
For the ease of secured adjusted handle 32, further, in a preferred embodiment, planing device further includes fixed
Position part 40, locating piece 40 are installed on the outside of outer sleeve 20, be provided on locating piece 40 it is multiple with regulation handle 32 is matched engages
Position.After regulation handle 32 is adjusted to suitable position, regulation handle 32 is engaged on locating piece 40 and its present position pair
That engaging position answered prevents 31 automatic rollback of pushing part so that the position of pushing part 31 be fixed.
In a kind of specifically embodiment, locating piece 40 is arcuate structure, and multiple latches are provided on locating piece 40,
Engaging position is formed between two adjacent latches.
In another specifically embodiment, multiple baffles are provided on locating piece 40, baffle surrounds engaging region, from
And form engaging position.
In the present embodiment, transmission mechanism includes the first transmission shaft 71, and the first transmission shaft 71 is located at 20 inside of outer sleeve, the
One transmission shaft 71 is connect with universal joint 70.Preferably, the area of section of one end that the first transmission shaft 71 is connect with universal joint 70 is small
In the area of section of the other end, the first transmission shaft 71 has internal cavities.That is, the first transmission shaft 71 can be divided into the area Liang Ge
Domain, a region are hollow cylindrical structure, and a region is cone-shaped structure, and hollow cylindrical structure is connected to coniform knot
The tip of the one end of structure being relatively large in diameter, cone-shaped structure is connect with universal joint 70.
It is designed in this way, power transmitting stability on the one hand can be improved, on the other hand can reduce the weight of the first transmission shaft 71
Amount reduces loss of the power in transmittance process.
Further, bit body 10 is connect by second driving shaft 72 with universal joint 70, and second driving shaft 72, which is located at, to be connected
In socket part 11, second driving shaft 72 is connect with interconnecting piece 11 by bearing 12.It is designed in this way, the first transmission shaft 71 passes through universal joint
70 transfer power to second driving shaft 72, and second driving shaft 72 transfers power to bit body 10, due to second driving shaft
72 are connect with interconnecting piece 11 by bearing 12, therefore the stable connection between second driving shaft 72 and interconnecting piece 11 can be improved
Property, avoid 72 opposing connections 11 of second driving shaft from shaking, so that power output is more steady.
As shown in Figure 3 and Figure 4, pushing part 31 includes inner sleeve, and inner sleeve is located at 20 inside of outer sleeve, and transmission mechanism is located at
On the inside of inner sleeve, inner sleeve is inclined-plane, the inclination side of inclined direction and the inclined-plane of outer sleeve 20 close to one end of interconnecting piece 11
To same or similar.
Alternatively, in another embodiment specific implementation mode, pushing part 31 includes one end and the connection of connection sleeve and push rod
Sleeve connection, the other end are contacted with a side region of interconnecting piece 11, regulation handle 32 with to connect sleeve hinged.Regulation handle 32 is put
Push connector sleeve cylinder and catch bar mobile after dynamic, so that interconnecting piece 11 be pushed to rotate.
Further, one end of outer sleeve 20 is provided with the connectivity port 50 for connecting with power mechanism, transmission mechanism
It is connected with connectivity port 50.Cardan can be used in connectivity port 50, consequently facilitating the peace between dynamic structure and transmission device
Assembly and disassembly.
As depicted in figs. 1 and 2, in the present embodiment, interconnecting piece 11 and outer sleeve 20 are hinged by buckle structure 60, buckle
Structure 60 includes that matched round or domed fixture block 61 and card slot 62, fixture block 61 and card slot 62 are respectively arranged at interconnecting piece
11 and outer sleeve 20 on.As shown in Fig. 2, fixture block 61 is connected with interconnecting piece 11, card slot 62 is set on outer sleeve 20, fixture block 61 with
Card slot 62 engages, and since fixture block 61 and card slot 62 are circle or spherical, fixture block 61 can be rotated relative to card slot 62, from
And guarantees interconnecting piece 11 and be connected with outer sleeve 20 and can relatively rotate.
The utility model embodiment additionally provides a kind of planing system simultaneously, and planing system includes such as above embodiment institute
The planing device stated.Planing system further includes dynamic structure, and power mechanism and planing device are connected.
Dynamic structure may include power supply system, motor and retarder, and power supply system is connected to motor, and motor passes through retarder
It is connect with the transmission mechanism in planing device, drives bit body 10 to rotate with drive transmission device.
Possessed advantage is identical compared with the existing technology with above-mentioned planing device for planing system, and details are not described herein.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of planing device characterized by comprising cutter head and blade, the cutter head include interconnecting piece and be installed on described
Bit body on interconnecting piece, the blade include: outer sleeve, transmission mechanism and delivery device,
The interconnecting piece and the outer sleeve are hinged, and the transmission mechanism is connect with the cutter head by universal joint, for driving
The bit body rotation；
The delivery device includes push part and regulation handle, and the push part is located in the outer sleeve, the regulation handle
It is hinged with the push part, through-hole is provided on the outer sleeve, the through-hole, the tune are stretched out in one end of the regulation handle
Saving handle swing drives the push part to push the interconnecting piece that the bit body is driven to swing.
2. planing device according to claim 1, which is characterized in that the delivery device further includes limiting section, the limit
Position portion and the outer sleeve are hinged, and the regulation handle is slidably connected with the limiting section.
3. planing device according to claim 2, which is characterized in that further include locating piece, the locating piece is installed on institute
It states on the outside of outer sleeve, the multiple and matched engaging position of the handle is provided on the locating piece.
4. planing device according to claim 3, which is characterized in that multiple latches are provided on the locating piece, it is adjacent
Two latches between form the engaging position.
5. planing device according to claim 1, which is characterized in that the transmission mechanism includes the first transmission shaft, described
First transmission shaft is located on the inside of the outer sleeve, and the area of section of one end that first transmission shaft is connect with the universal joint is small
In the area of section of the other end, first transmission shaft has internal cavities.
6. planing device according to claim 5, which is characterized in that the bit body by second driving shaft with it is described
Universal joint connection, the second driving shaft are located in the interconnecting piece, and the second driving shaft and the interconnecting piece pass through bearing
Connection.
7. planing device according to claim 1, which is characterized in that the push part includes inner sleeve, the inner sleeve
On the inside of the outer sleeve, the transmission mechanism is located on the inside of the inner sleeve.
8. planing device according to claim 1, which is characterized in that one end of the outer sleeve, which is provided with, to be used for and power
The connectivity port of mechanism connection, the transmission mechanism are connect with the connectivity port.
9. planing device according to claim 1, which is characterized in that the interconnecting piece and the outer sleeve pass through buckle knot
Structure is hinged, and the buckle structure includes matched round or domed fixture block and card slot, the fixture block and the card slot point
It is not set on the interconnecting piece and the outer sleeve.
10. a kind of planing system, which is characterized in that including such as described in any item planing devices of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355009.XU CN208822837U (en) | 2017-10-19 | 2017-10-19 | Planing device and planing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355009.XU CN208822837U (en) | 2017-10-19 | 2017-10-19 | Planing device and planing system |
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| CN208822837U true CN208822837U (en) | 2019-05-07 |
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| CN201721355009.XU Active CN208822837U (en) | 2017-10-19 | 2017-10-19 | Planing device and planing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110090062A (en) * | 2019-05-31 | 2019-08-06 | 辛志军 | The reciprocating device for excising of interverbebral disc under a kind of adjustable type backbone scope |
| CN110101430A (en) * | 2019-05-31 | 2019-08-09 | 辛志军 | The colyliform device for excising of interverbebral disc under a kind of adjustable type backbone scope |
| CN110151251A (en) * | 2019-05-30 | 2019-08-23 | 中国人民解放军总医院 | A kind of intercondylar osteotomy brill |
| CN110464480A (en) * | 2019-09-16 | 2019-11-19 | 南京康友医疗科技有限公司 | Handle arrangement and location structure |
| CN110711009A (en) * | 2019-11-08 | 2020-01-21 | 遵义医学院附属医院 | Adjustable shear type intervertebral disc resection device under backbone scope |
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2017
- 2017-10-19 CN CN201721355009.XU patent/CN208822837U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151251A (en) * | 2019-05-30 | 2019-08-23 | 中国人民解放军总医院 | A kind of intercondylar osteotomy brill |
| CN110151251B (en) * | 2019-05-30 | 2024-05-17 | 中国人民解放军总医院 | Intercondylar osteotomy drill |
| CN110090062A (en) * | 2019-05-31 | 2019-08-06 | 辛志军 | The reciprocating device for excising of interverbebral disc under a kind of adjustable type backbone scope |
| CN110101430A (en) * | 2019-05-31 | 2019-08-09 | 辛志军 | The colyliform device for excising of interverbebral disc under a kind of adjustable type backbone scope |
| CN110101430B (en) * | 2019-05-31 | 2020-02-28 | 遵义医学院附属医院 | Adjustable wheel-shaped discectomy device for intervertebral disc under spinal endoscope |
| CN110090062B (en) * | 2019-05-31 | 2020-05-26 | 遵义医学院附属医院 | Reciprocating type resection device of intervertebral disc under adjustable type backbone scope |
| CN110464480A (en) * | 2019-09-16 | 2019-11-19 | 南京康友医疗科技有限公司 | Handle arrangement and location structure |
| CN110711009A (en) * | 2019-11-08 | 2020-01-21 | 遵义医学院附属医院 | Adjustable shear type intervertebral disc resection device under backbone scope |
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