CN208492399U - Tibial plateau bone grafting device and tibial plateau bone grafting equipment - Google Patents
Tibial plateau bone grafting device and tibial plateau bone grafting equipment Download PDFInfo
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- CN208492399U CN208492399U CN201720862146.6U CN201720862146U CN208492399U CN 208492399 U CN208492399 U CN 208492399U CN 201720862146 U CN201720862146 U CN 201720862146U CN 208492399 U CN208492399 U CN 208492399U
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Abstract
The utility model is a kind of tibial plateau bone grafting device and tibial plateau bone grafting equipment, is related to technical field of medical equipment, to solve to be not easy compacting after the bone grafting of subsidence area in existing fracture of tibial plateau and the undesirable problem of bone grafting effect and design.The tibial plateau bone grafting device includes taking bone object, bone grafting channel and beating device, takes and is provided with locating flange on the periphery of bone object, take bone object can empty set in bone grafting channel interior, and locating flange is connected on bone grafting channel.The beating part that beating device includes and bone object internal diameter is taken to match, beating part, which can stretch out, takes bone object, and bone block is held up to subsidence area.The tibial plateau bone grafting equipment includes above-mentioned power device and above-mentioned tibial plateau bone grafting device.Tibial plateau bone grafting device and tibial plateau bone grafting equipment provided by the utility model is used for the reset to realizing to fracture of tibial plateau.
Description
Technical field
The utility model relates to technical field of medical equipment more particularly to a kind of tibial plateau bone grafting devices and tibial plateau
Bone grafting equipment.
Background technique
Fracture of tibial plateau accounts for about the 1% of all fracture, is common intra-articular fracture.Its functional rehabilitation situation and joint
Face reset good degree is directly proportional, if articular surface malreduction in operation, easily causes deformity of knee, shakiness or the line of force not
The problems such as positive, to cause joint function disturbance.According to Schatzke parting, fracture of tibial plateau can be generally divided into six types,
Wherein, common II, III type of type fracture of tibial plateau is collapsed, clinical treatment is based on performing the operation at present.For III type bone of Schatzke
Bone grafting is clogged for folding, in art becomes the axial key accurately resetted to line and stability, guarantee articular surface in recovery joint, simultaneously
The risk of traumatic arthritis generation can also be reduced.
In the prior art, the method for generalling use windowing bone grafting is treated to type fracture is collapsed, i.e., first attached in subsidence area
It closely holes, then directly fills in bone item or broken bone block, be not only not easy to be compacted, but also it is also quite conceivable to wear on tibial plateau top, make
Obtain malreduction.In addition, can also be weakened because of the intensity of outside cortical bone in " windowing " operation, and fracture is caused to occur
Probability increases.In addition, can also use allograph bone or other artificial implants pair in the clinical operation of some fracture of tibial plateau
Subsidence area is filled.When being filled using allograph bone, it is not only easy to appear absorption and metaboly, but also due to allosome
Fracture originality is stronger, easily causes implantation bone to be excluded because of foreign body reaction, influences therapeutic effect.For some other interplantations
Object, such as hydroxyapatite are a kind of artificial repair materials of the most common bone defect, but its mechanical property is poor, and brittleness is big, are resisted
Pressure, flexural strength are lower, are unable to load-bearing, are unable to satisfy the requirement that tibial plateau resets rear load-bearing.
Utility model content
First of the utility model is designed to provide a kind of tibial plateau bone grafting device, to solve existing tibial plateau
In fracture, the technical problem being compacted and bone grafting effect is undesirable is not easy after the bone grafting of subsidence area.
Tibial plateau bone grafting device provided by the utility model, including for carrying out taking taking bone object, using for bone on ilium
In the bone grafting channel for establishing bone graft area at fracture of tibial plateau and for the bone block taken in bone object to be squeezed into subsidence area
Beating device.
Be provided with locating flange on the periphery for taking bone object, it is described take bone object can empty set in the bone grafting channel
Portion, and the locating flange is connected on the bone grafting channel.
The beating device includes that can stretch out described take with the beating part for taking bone object internal diameter to match, the beating part
Bone object holds up bone block to the subsidence area.
Further, the bone grafting channel and described to take bone object be hollow cylinder structure.
Described to take bone object including taking bone active section and taking bone linkage section, the locating flange, which is arranged, takes bone active section described
And it is described take between bone linkage section, the outer diameter for taking bone active section and the internal diameter in the bone grafting channel match, and described take
The length of bone active section is greater than the length in the bone grafting channel.
Further, further include sleeve for being protected when taking bone to muscular soft tissues.
The sleeve is hollow cylinder structure, it is described take bone active section can empty set in the sleeve inner, and described take
The length of bone active section is greater than the length of the sleeve.
Further, handle is additionally provided on the sleeve.
Further, the beating device further includes the bar portion being connected with the beating part and is arranged in the bar portion free end
Hand-held part.
The length of the bar portion is greater than the length for taking bone object, and the outer diameter of the bar portion takes the interior of bone object less than described
Diameter.
Further, the inner wall for taking bone active section is provided with anti-skid chequer.
Further, the free end face for taking bone active section is sharp edges.
Further, further include guiding device for determining operative approach.
The guiding device includes guider and medicine into shadow equipment.
The guider includes frame and the more guide rods with the angle point of the frame to external radiation.
The utility model tibial plateau bone grafting device has the benefit that
Bone object, bone grafting channel and beating device are taken by setting, wherein take bone object for taking bone on ilium, for bone grafting
It prepares, bone grafting channel at fracture of tibial plateau for establishing bone graft area, so that beating device can will take the bone of bone object taking-up
Block squeezes into subsidence area by bone graft area.Take and be provided with locating flange on the periphery of bone object, take bone object can empty set in bone grafting channel
Inside, and locating flange is connected on bone grafting channel.Beating part is provided on beating device, the beating part and the internal diameter phase for taking bone object
Matching, and beating part can stretch out and take bone object, and bone block is held up to subsidence area, and then increase the bone plane of subsidence area.
The course of work of tibial plateau bone grafting device progress bone grafting are as follows: firstly, using taking bone object to be taken on ilium
Bone, after the completion of operation, by the bone block removed together with taking bone object to take out;Then, the collapsing to fracture direction by bone grafting channel
Area squeezes into a distance, and bone object will be taken to be put into bone grafting channel interior equipped with bone block;Finally, will be taken in bone object using beating device
Bone block gradually squeeze into subsidence area, by the bone plane collapsed on tibial plateau jack up, to realize the reset of tibial plateau.
The tibial plateau bone grafting device, to obtain self cancellous bone, is then used for planting by taking bone on ilium
Bone not only improves bone block in tradition windowing bone grafting operation and is not easy the drawbacks of being compacted, and using the cancellous bone of autologous patient into
Phenomena such as row bone grafting operation, reset effect is bad caused by being greatly reduced because of rejection, bone grafting effect is undesirable.This
Outside, the tibial plateau bone grafting device structure is simple, and scheme is easily achieved, and the reset bone grafting for collapsing type fracture to tibial plateau has
Significance.
Second of the utility model is designed to provide a kind of tibial plateau bone grafting equipment, to solve that bone object is taken to take bone not
Just inconvenient technical problem is fixed on shin bone with bone grafting channel.
Tibial plateau bone grafting equipment provided by the utility model, including for by it is described take bone object squeeze into ilium and be used for by
The power device and the described in any item tibial plateau bone grafting devices of claim 1-8 of shin bone are squeezed into the bone grafting channel.
Further, the power device is electric drill.
Bone linkage section is taken to take bone crossover sub to be mounted on the clamping part of the electric drill by one, it is described to take bone crossover sub
Including with the first connecting portion for taking bone linkage section to be connected and with the clamping part be connected second connecting portion, it is described that bone is taken to connect
Section is connect to be set in inside the first connecting portion;Described take is provided between bone linkage section and the first connecting portion for limiting
The locating part of the two rotational freedom.
The bone grafting channel includes bone grafting linkage section, and the bone grafting linkage section is mounted on described by a bone grafting crossover sub
On the clamping part of electric drill, the bone grafting crossover sub include the first linkage section being connected with the bone grafting linkage section and with the folder
The second connected linkage section of portion is held, the bone grafting linkage section is set in inside first linkage section;The bone grafting linkage section with
The locating part for limiting the two rotational freedom is provided between first linkage section.
The utility model tibial plateau bone grafting equipment has the benefit that:
By the way that power device and above-mentioned tibial plateau bone grafting device are arranged in tibial plateau bone grafting equipment, wherein power
Device will be for that will take bone object to squeeze into ilium and shin bone is squeezed into bone grafting channel.Correspondingly, the tibial plateau bone grafting equipment is with upper
The institute for stating tibial plateau bone grafting device is advantageous, and details are not described herein.
In addition, the tibial plateau bone grafting equipment by setting power device enables that bone object is taken easily to be driven into ilium
In bone, to carry out taking bone, meanwhile, by the way that power device is arranged, bone grafting channel can also be made easily to squeeze into shin bone, to realize bone grafting
Fixation of the channel on shin bone, to prepare for subsequent bone grafting.By setting power device, bone grafting efficiency is substantially increased,
Operating time is shortened, the painful time of patient is not only reduced, and also reduces the labor intensity of medical staff, is improved
Working efficiency.
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 structure when the utility model embodiment tibial plateau bone grafting device carries out bone grafting to tibial plateau subsidence area
Schematic diagram;
Fig. 2 is the schematic view of the front view in bone grafting channel in the utility model embodiment tibial plateau bone grafting device;
Fig. 3 is the schematic view of the front view that bone object is taken in the utility model embodiment tibial plateau bone grafting device;
Fig. 4 is the schematic view of the front view of the utility model embodiment tibial plateau bone grafting device middle sleeve;
Fig. 5 is to take bone object to show with the section view that sleeve is assembled together in the utility model embodiment tibial plateau bone grafting device
It is intended to;
Fig. 6 is to take bone object, bone grafting channel and beating device to be assemblied in the utility model embodiment tibial plateau bone grafting device
Schematic cross-sectional view together;
Fig. 7 is the schematic view of the front view of guider in the utility model embodiment tibial plateau bone grafting device;
Fig. 8 is the schematic view of the front view that bone crossover sub is taken in the utility model embodiment tibial plateau bone grafting equipment.
Icon: 10- tibial plateau;20- bone grafting channel;30- takes bone object;40- beating device;50- sleeve;60- guider;
70- takes bone crossover sub;The subsidence area 11-;21- bone grafting active section;22- bone grafting linkage section;31- takes bone active section;32- convex
Edge;33- takes bone linkage section;41- beating part;42- bar portion;The hand-held part 43-;51- handle;61- frame;62- guide rod;71-
One interconnecting piece;72- second connecting portion.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
The technical solution of type carries out clear, complete description.Obviously, described embodiment is only that a part of the utility model is implemented
Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside", "vertical", " water
It is flat " etc. the orientation or positional relationships of instructions be to be based on the orientation or positional relationship shown in the drawings, it is only for convenient for description
The utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in figures 1 to 6, a kind of tibial plateau bone grafting device is present embodiments provided, including for enterprising in ilium
What row took bone takes bone object 30, for establishing the bone grafting channel 20 of bone graft area in 10 fracture of tibial plateau and for that will take bone object 30
In bone block squeeze into the beating device 40 of subsidence area 11.It takes and is provided with locating flange 32 on the periphery of bone object 30, take bone object 30 can
Empty set is inside bone grafting channel 20, and locating flange 32 is connected on bone grafting channel 20.Beating device 40 includes and takes in bone object 30
The beating part 41 that diameter matches, beating part 41, which can stretch out, takes bone object 30, so that the bone block in bone object 30 will be taken to hold up to collapsing
Area 11.
The course of work of tibial plateau bone grafting device progress bone grafting are as follows: firstly, using taking bone object 30 to carry out on ilium
Bone is taken, after the completion of operation, by the bone block removed together with taking bone object 30 to take out;Then, by bone grafting channel 20 to fracture direction
Subsidence area 11 squeeze into a distance, and bone object 30 will be taken to be put into inside bone grafting channel 20 equipped with bone block;Finally, utilizing strike
Device 40 will take the bone block in bone object 30 gradually to squeeze into subsidence area 11, and the bone plane collapsed on tibial plateau 10 is jacked up, thus
Realize the reset of tibial plateau 10.
The tibial plateau bone grafting device, to obtain self cancellous bone, is then used for planting by taking bone on ilium
Bone not only improves bone block in tradition windowing bone grafting operation and is not easy the drawbacks of being compacted, and using the cancellous bone of autologous patient into
Phenomena such as row bone grafting operation, reset effect is bad caused by being greatly reduced because of rejection, bone grafting effect is undesirable.This
Outside, the tibial plateau bone grafting device structure is simple, and scheme is easily achieved, and the reset bone grafting for collapsing type fracture to tibial plateau 10 has
It is significant.Moreover, enabling beating part 41 as much as possible by setting and the beating part 41 for taking 30 internal diameter of bone object to match
The bone block in bone object 30 will be taken to be squeezed into completely into subsidence area 11, cycle is reduced to a certain extent, improve strike
Efficiency substantially increases the bone grafting reliability of the present embodiment tibial plateau bone grafting device.
It should be noted that a preferred technical solution in the present embodiment are as follows: bone grafting channel 20 is placed in subsidence area 11
At the 3-4cm of lower section, shin bone 2cm is then squeezed into along the fracture of tibial plateau 10 direction in bone grafting channel 20.
As shown in Fig. 2, Fig. 3 and Fig. 6, in the present embodiment, bone grafting channel 20 and to take bone object 30 be hollow cylinder structure.Tool
Body, taking bone object 30 includes taking bone active section 31 and taking bone linkage section 33, and the setting of locating flange 32 is taking bone active section 31 and taking
Between bone linkage section 33, wherein take the outer diameter of bone active section 31 and the internal diameter in bone grafting channel 20 to match, and take bone active section 31
Length be greater than bone grafting channel 20 length.
When bone object 30 will be taken to be placed in inside bone grafting channel 20 to carry out bone grafting operation, by being arranged and bone grafting channel 20
What internal diameter matched takes bone active section 31, so as to take the outer wall of bone active section 31 and the inner wall in bone grafting channel 20 to fit, one
Determine to avoid the shaking phenomenon for taking bone active section 31 in bone grafting channel 20 in degree, to enable beating device 40 along fracture
Path accurately squeeze into subsidence area 11, and then make the reset of bone plane collapsed.
In addition, bone active section 31 is taken greater than 20 length of bone grafting channel by setting, so that locating flange 32 is connected to plant
When on bone channel 20, the one end for taking bone active section 31 to protrude into shin bone be can extend to outside bone grafting channel 20, so as to take in bone object 30
Bone block can be driven into completely into subsidence area 11, avoided to a certain extent because bone block remains in inside bone grafting channel 20
The situations such as bone grafting amount caused by and is inadequate and bone grafting effect is undesirable, substantially increase the present embodiment tibial plateau bone grafting device
Functional reliability.
It should be noted that take bone object 30 takes the length of bone active section 31 to can be 6.5cm, outer diameter in the present embodiment
It can be 1.8cm, internal diameter can be 1.6cm;The length in bone grafting channel 20 can be 6cm, wherein the length of bone grafting active section 21
It can be 4cm, and the length of bone grafting linkage section 22 can be 2cm, the outer diameter in bone grafting channel 20 can be 2cm, and internal diameter can be
1.8cm。
As shown in Figure 4 and Figure 5, in the present embodiment, which can also include for when taking bone pair
The sleeve 50 that muscular soft tissues are protected.Specifically, sleeve 50 be hollow cylinder structure, take bone active section 31 can empty set exist
Inside sleeve 50, and take the length of bone active section 31 greater than the length of sleeve 50.In the present embodiment, the length of sleeve 50 be can be
5cm, outer diameter can be 2cm, and internal diameter can be 1.8cm.
When using taking bone object 30 to carry out that bone is taken to operate, 2cm skin can be first cut at ilium;Then, by sleeve 50
One end be against on ilium, to form channel isolation between muscular soft tissues;Then, bone object 30 will be taken to squeeze into ilium, made
Locating flange 32 is connected on sleeve 50, at this point, bone object 30 is taken to extend to 1.5cm in ilium;Finally, by the bone of 1.5cm length
Block takes out together with taking bone object 30.
This, which takes bone object 30 only, needs the skin incision of 2cm that can take out the cancellous bone on ilium, and wound is small, and the pine taken out
Matter bone is not necessarily to moulding, can be implanted directly into the subsidence area of tibial plateau 10 11, extremely easy to use.Moreover, passing through setting
Sleeve 50 reduces the damage caused by Surrounding muscles soft tissue during taking bone object 30 to squeeze into, reduces the pain of patient, from
And further improve the functional reliability of the present embodiment tibial plateau bone grafting device.
Please continue to refer to Fig. 4 and Fig. 5, in the present embodiment, handle 51 can also be set on sleeve 50.Specifically, handle 51
It can be set in 50 periphery of sleeve and far from one end of ilium.By the way that handle 51 is arranged, enable medical staff easily right
Sleeve 50 carries out clipping operation, substantially increases operation convenience.
Please continue to refer to Fig. 6, in the present embodiment, beating device 40 further includes that the bar portion 42 being connected with beating part 41 and being arranged exists
The hand-held part 43 of 42 free end of bar portion.Wherein, the length of bar portion 42 is greater than the length for taking bone object 30, and the outer diameter of bar portion 42 is less than
Take the internal diameter of bone object 30.In the present embodiment, the length of bar portion 42 can be 15cm, and bar diameter can be 0.6cm, beating part 41 it is outer
Diameter can be 1.6cm.Such setting enables and the bone block in bone object 30 is taken to be driven into completely into subsidence area 11, into one
Step improves the functional reliability of the present embodiment tibial plateau bone grafting device.
It should be noted that can be fixedly connected in the present embodiment between beating part 41 and bar portion 42 to be detachable,
Such as: it is threadedly coupled, clamping, such setting enables medical staff to select the bar portion 42 of different length as needed, with
Bone grafting operation is carried out to patient.
In the present embodiment, take the inner wall of bone active section 31 that anti-skid chequer can also be set.Such setting, increases on ilium
Bone block and take the frictional force between bone active section 31 so that bone block can be reliable when bone object 30 will be taken to take out from ilium
Ground is taken bone object 30 to take out of, to ensure that the reliability for taking bone.
It should be noted that taking the inner wall of bone active section 31 to can be the structure of above-mentioned setting anti-skid chequer in the present embodiment
Form, but it is not limited solely to this, other structures form can also be used, such as: anti-skid bulge, as long as passing through this structure
The anti-skid structure of form can be realized bone block and take the increase of 31 inner wall frictional force of bone active section.
In addition, taking the free end face of bone active section 31 can be sharp edges in the present embodiment.Such setting, significantly
The resistance for taking bone object 30 to be subject to when being driven into ilium is reduced, the pain of patient is reduced.Similarly, the free end in bone grafting channel 20
Face may be sharp edges.
In the present embodiment, the sharp edges on bone active section 31 and bone grafting channel 20 is taken to can be the edge with cutting edge,
It can also be jagged edge.
As shown in fig. 7, the tibial plateau bone grafting device can also include for determining leading for operative approach in the present embodiment
To device, guiding device includes guider 60 and medicine into shadow equipment.Specifically, guider 60 is including frame 61 and with the side
More piece guide rods 62 of the angle point of frame 61 to external radiation.In the present embodiment, frame 61 can be rectangle, and guide rod 62 is with rectangle
Two endpoints in long side are starting point, radiate and are arranged to another long side of rectangle, and using the midpoint of rectangle long side as center axis pair
Claim setting.
Before selecting operative approach for patient, guider 60 can be placed in the damage location of patient, and integrative medicine
At shadow equipment, fracture direction is compared with 62 direction of guide rod on guider 60, to realize under the premise of not operating on,
Appear fracture site, improves and needed to fully open the cortical layer at shin bone just the drawbacks of can carrying out bone grafting operation in the past, from
And meet a variety of use demands of the present embodiment tibial plateau bone grafting device.
The present embodiment additionally provides a kind of tibial plateau bone grafting equipment, including for bone object 30 will to be taken to squeeze into ilium and be used for
By bone grafting channel 20 squeeze into shin bone power device and above-mentioned tibial plateau bone grafting device.
Correspondingly, the tibial plateau bone grafting equipment has the institute of above-mentioned tibial plateau bone grafting device advantageous, herein no longer
It repeats.
In addition, the tibial plateau bone grafting equipment by setting power device, enable to take bone object 30 be easily driven into
In ilium, to carry out taking bone, meanwhile, by the way that power device is arranged, bone grafting channel 20 can also be made easily to squeeze into shin bone, to realize
Fixation of the bone grafting channel 20 on shin bone, to prepare for subsequent bone grafting.By the way that power device is arranged, bone grafting is substantially increased
Efficiency shortens operating time, not only reduces the painful time of patient, and also reduces the labor intensity of medical staff,
It improves work efficiency.
Specifically, power device can be electric drill in the present embodiment.Wherein, bone linkage section 33 is taken to take bone to convert by one
Connector 70 is mounted on the clamping part of electric drill, as shown in figure 8, take bone crossover sub 70 include with take that bone linkage section 33 is connected
One interconnecting piece 71 and the second connecting portion 72 being connected with clamping part, take bone linkage section 33 to be set in inside first connecting portion 71.And
And taking the locating part being provided between bone linkage section 33 and first connecting portion 71 for limiting the two rotational freedom.Specifically
, as shown in figure 3, taking 33 outer wall of bone linkage section to be provided with spline in the present embodiment, being internally provided in first connecting portion 71
Spline is turned to taking to realize between bone linkage section 33 and first connecting portion 71 using being engaged between spline and spline
The limitation of dynamic freedom degree.
Similarly, bone grafting channel 20 includes bone grafting linkage section 22, and bone grafting linkage section 22 is mounted on by a bone grafting crossover sub
On the clamping part of electric drill, wherein bone grafting crossover sub includes the first linkage section and and clamping part being connected with bone grafting linkage section 22
The second connected linkage section, bone grafting linkage section 22 are set in inside the first linkage section.Also, bone grafting linkage section 22 is connect with first
The locating part for limiting the two rotational freedom is provided between section.Specifically, as shown in Fig. 2, in the present embodiment, in bone grafting
22 outer wall of linkage section is provided with spline, and the first linkage section inner wall is provided with spline, utilizes stinging between spline and spline
It closes, to realize the limitation to rotational freedom between bone grafting linkage section 22 and the first linkage section.In the present embodiment, bone grafting conversion
The structure of connector is similar with the structure of bone crossover sub 70 is taken, therefore non-attached drawing repeats.
Bone crossover sub 70 and bone grafting crossover sub are taken by setting, realizes electric drill to taking bone object 30 and bone grafting channel 20
Power input.
The course of work of tibial plateau bone grafting equipment progress bone grafting operation are as follows: firstly, the incision of skin at ilium
2cm, and one end of sleeve 50 is against on ilium;It is taken on bone crossover sub 70 secondly, bone object 30 will be taken to be mounted on, and bone will be taken
Crossover sub 70 is mounted on electric drill, opens electric drill, bone object 30 will be taken to squeeze into ilium, locating flange 32 is made to be connected to sleeve 50
On;Then, bone object 30 will be taken to take out together together with the bone block taken in bone object 30, obtains that the diameter of axle is 1.6cm, length is at this time
The column bone block of 1.5cm;Then, bone grafting channel 20 is mounted on bone grafting crossover sub, and bone grafting crossover sub is mounted on
On electric drill, electric drill is opened, the place 3-4cm is squeezed into along direction of fracturing below the subsidence area 11 by bone grafting channel 20, makes bone grafting channel 20
Into shin bone 2cm;Finally, by taking bone object 30 to be put into together together with the bone block taken in bone object 30 to service aisle in above-mentioned steps
It is interior, and the bone block in bone object 30 will be taken gradually to squeeze into subsidence area 11 using beating device 40, the bone plane resets that will be collapsed.
It, can be according to the actual size of 10 subsidence area 11 of patient's tibial plateau, to taking it should be noted that in the present embodiment
Bone quantity is selected, and is required with meeting to reset.
It should also be noted that, in the present embodiment, it, can be first sharp when to select operative approach under the premise of not operating on
Developed with guiding device, to appear fracture direction, to realize microtraumatic bone-grafting.
In addition, in the present embodiment each part size value, only realize technical solution preferred size value, can not conduct
Restriction to the utility model.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations;
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features
It is equivalently replaced;And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (10)
1. a kind of tibial plateau bone grafting device, which is characterized in that including for carrying out taking taking bone object (30), using for bone on ilium
In the bone grafting channel (20) for establishing bone graft area in tibial plateau (10) fracture and for by the bone block taken in bone object (30)
Squeeze into the beating device (40) of subsidence area (11);
Be provided on the periphery for taking bone object (30) locating flange (32), it is described take bone object (30) can empty set in the bone grafting
Channel (20) is internal, and the locating flange (32) is connected on the bone grafting channel (20);
The beating device (40) includes and the beating part (41) for taking bone object (30) internal diameter to match, beating part (41) energy
Bone object (30) are taken described in enough stretchings, bone block is held up to the subsidence area (11).
2. tibial plateau bone grafting device according to claim 1, which is characterized in that the bone grafting channel (20) and described take
Bone object (30) is hollow cylinder structure;
Described to take bone object (30) including taking bone active section (31) and taking bone linkage section (33), the locating flange (32) is arranged in institute
State take bone active section (31) and it is described take between bone linkage section (33), the outer diameter for taking bone active section (31) and the bone grafting are logical
The internal diameter in road (20) matches, and the length for taking bone active section (31) is greater than the length of the bone grafting channel (20).
3. tibial plateau bone grafting device according to claim 2, which is characterized in that further include for when taking bone to muscle
The sleeve (50) that soft tissue is protected;
The sleeve (50) is hollow cylinder structure, it is described take bone active section (31) can empty set it is internal in the sleeve (50),
And the length for taking bone active section (31) is greater than the length of the sleeve (50).
4. tibial plateau bone grafting device according to claim 3, which is characterized in that be additionally provided with hand on the sleeve (50)
Handle (51).
5. tibial plateau bone grafting device according to claim 2, which is characterized in that the beating device (40) further includes and institute
Beating part (41) connected bar portion (42) and setting are stated in the hand-held part (43) of the bar portion (42) free end;
The length of the bar portion (42) is greater than the length for taking bone object (30), and the outer diameter of the bar portion (42) is less than described take
The internal diameter of bone object (30).
6. tibial plateau bone grafting device according to claim 2, which is characterized in that the inner wall for taking bone active section (31)
It is provided with anti-skid chequer.
7. tibial plateau bone grafting device according to claim 2, which is characterized in that the freedom for taking bone active section (31)
End face is sharp edges.
8. tibial plateau bone grafting device according to claim 1, which is characterized in that further include for determining operative approach
Guiding device;
The guiding device includes guider (60) and medicine into shadow equipment;
The guider (60) includes frame (61) and the more guide rods (62) with the angle point of the frame (61) to external radiation.
9. a kind of tibial plateau bone grafting equipment, which is characterized in that including for taking bone object (30) to squeeze into ilium and be used for for described
The bone grafting channel (20) is squeezed into the power device and the described in any item tibial plateau bone grafting dresses of claim 1-8 of shin bone
It sets.
10. tibial plateau bone grafting equipment according to claim 9, which is characterized in that the power device is electric drill;
Bone linkage section (33) are taken to take bone crossover sub (70) to be mounted on the clamping part of the electric drill by one, it is described that bone is taken to convert
Connector (70) include with the first connecting portion (71) for taking bone linkage section (33) to be connected and with the clamping part be connected second
Interconnecting piece (72), it is described that bone linkage section (33) is taken to be set in the first connecting portion (71) inside;It is described to take bone linkage section (33)
The locating part for limiting the two rotational freedom is provided between the first connecting portion (71);
The bone grafting channel (20) includes bone grafting linkage section (22), and the bone grafting linkage section (22) is pacified by a bone grafting crossover sub
On the clamping part of the electric drill, the bone grafting crossover sub includes that first to be connected with the bone grafting linkage section (22) connect
Section and the second linkage section being connected with the clamping part, the bone grafting linkage section (22) are set in inside first linkage section;
The locating part for limiting the two rotational freedom is provided between the bone grafting linkage section (22) and first linkage section.
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CN201720862146.6U CN208492399U (en) | 2017-07-17 | 2017-07-17 | Tibial plateau bone grafting device and tibial plateau bone grafting equipment |
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CN201720862146.6U CN208492399U (en) | 2017-07-17 | 2017-07-17 | Tibial plateau bone grafting device and tibial plateau bone grafting equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112971963A (en) * | 2021-02-05 | 2021-06-18 | 山东大学齐鲁医院(青岛) | Tibial plateau removing device |
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2017
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112971963A (en) * | 2021-02-05 | 2021-06-18 | 山东大学齐鲁医院(青岛) | Tibial plateau removing device |
CN112971963B (en) * | 2021-02-05 | 2023-07-21 | 山东大学齐鲁医院(青岛) | Tibia platform taking-out device |
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