CN108542682A - A kind of knee surgery fixing device - Google Patents
A kind of knee surgery fixing device Download PDFInfo
- Publication number
- CN108542682A CN108542682A CN201810459781.9A CN201810459781A CN108542682A CN 108542682 A CN108542682 A CN 108542682A CN 201810459781 A CN201810459781 A CN 201810459781A CN 108542682 A CN108542682 A CN 108542682A
- Authority
- CN
- China
- Prior art keywords
- sliding rail
- locating piece
- sliding block
- bevel gear
- fixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/1245—Knees, upper or lower legs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2210/00—Devices for specific treatment or diagnosis
- A61G2210/10—Devices for specific treatment or diagnosis for orthopedics
Abstract
The present invention relates to a kind of knee surgery fixing devices, including foot's fixed part and locating rack, wherein foot's fixed part includes boots plate, the first sliding block and bottom plate；The bottom of boots plate and the first sliding block ball-joint；Bottom plate is equipped with the first sliding rail, and the first sliding block is movably mounted on the first sliding rail, and boots plate can be driven to be moved along the first sliding rail；The front side of first sliding block is equipped with leash and fixes thick stick, and the front end of the first sliding rail is equipped with tractating bar, and one end of leash is fixed thick stick by leash and connect with the first sliding block, and the other end passes through tractating bar downward, and is equipped with counterweight at the end, for stretching knee joint；Locating rack includes connector, and is connect with bottom plate by connector, and locating rack is arranged in bottom plate side, secures a base plate on frame to be installed.The knee surgery fixing device can replace doctor's immobilized patients foot, leg room position in surgical operation, so that patient's knee joint is maintained at difference for a long time and bend and stretch under degree and interior valgus angle.
Description
Technical field
The present invention relates to technical field of medical equipment more particularly to a kind of knee surgery fixing devices.
Background technology
Knee surgery is frequently necessary to ensure that the knee joint position of patient is fixed for a long time in operation is whole, until operation
Terminate.Currently, most knee surgeries are needed multidigit doctor to cooperate, are responsible for specially fixing using artificial fixed mode
Leg, the placement of foot of patient, and be adjusted as needed during surgery.This mode increases the operation number that participates in, and is responsible for
For the doctor of immobilized patients leg position due to maintaining a posture for a long time, great work intensity easy tos produce muscular fatigue, can be right
Fixed stability makes a big impact, and surgical effect is caused to substantially reduce.Meanwhile being existed using artificial fixed mode very much
Uncertainty, the factors such as the technical merit of doctor and mutual cooperation may all influence surgical effect.
Invention content
The object of the present invention is to provide a kind of knee surgery fixing devices simple to operation, when solving knee surgery
The problem of being difficult to control or adjusting the leg of patient, placement of foot.
To achieve the goals above, the present invention provides a kind of knee surgery fixing devices, including：
Foot's fixed part, foot's fixed part include boots plate, the first sliding block and bottom plate；
The bottom of the boots plate and the first sliding block ball-joint；
The bottom plate is equipped with the first sliding rail, and first sliding block is movably mounted on first sliding rail, and can
The boots plate is driven to be moved along first sliding rail；
The front side of first sliding block is equipped with leash and fixes thick stick；The front end of first sliding rail is equipped with tractating bar；It is described
One end of leash is fixed thick stick by the leash and is connect with first sliding block, and the other end passes through the tractating bar downward,
And it is equipped with counterweight at the end, for stretching knee joint；
Locating rack, the locating rack include connector, and are connect with the bottom plate by the connector, the locating rack
It is arranged in the bottom plate side, the bottom plate is fixed on frame to be installed.
Preferably, the locating rack further includes positioning feed rod, upper locating piece, lower locating piece and driving portion；
The connector is set to the positioning feed rod；
The upper locating piece and the lower locating piece are sheathed on the positioning feed rod；
The driving portion is connect with the upper locating piece, for driving the upper locating piece to be moved along the positioning feed rod,
To adjust the distance between the upper locating piece and the lower locating piece.
Preferably, the driving portion includes leading screw, first bevel gear, second bevel gear and rocking handle；
The first bevel gear and the second bevel gear constitute bevel gear pair；
The leading screw is parallel to the positioning feed rod, and the lower locating piece is equipped with the through-hole for wearing the leading screw,
One end of the leading screw is connect across the through-hole with the upper locating piece, and the other end is connect with the first bevel gear；It is described
Rocking handle is connect with the second bevel gear, shakes the rocking handle, and the bevel gear pair drives the leading screw rotation, the upper positioning
Part is moved axially along the leading screw, adjusts the distance between the upper locating piece and the lower locating piece.
Preferably, the lower locating piece is body structure, and the bevel gear pair is located in the body structure, the positioning
Feed rod and the equal one end of the leading screw are piercing in outside the top surface of the body structure, one end of the rocking handle and the second bevel gear
Connection, the other end are piercing in the outside of the body structure.
Preferably, the side of the top surface of the bottom surface and body structure of the upper locating piece is equipped with stopper, and two
The stopper is oppositely arranged.
Preferably, the side wall of the first sliding rail is equipped with multiple the first screw threads along the first sliding rail length direction setting
Hole, first sliding block be equipped with the first connection screw thread hole, the first bolt pass through any one described first threaded hole after with it is described
First connection screw thread hole connects, the relative position of fixed first sliding block and first sliding rail.
Preferably, the bottom plate is additionally provided with the second sliding rail, and the connector is movably arranged at second sliding rail, with
Second sliding rail matches, and the locating rack can be driven to be relatively moved with second sliding rail.
Preferably, the second sliding rail side wall is equipped with multiple along the second sliding rail length direction spaced second
Threaded hole, the connector be equipped with the second connection screw thread hole, the second bolt pass through any one described second threaded hole after with institute
State the connection of the second connection screw thread hole, the relative position of the fixed connector and second sliding rail.
Preferably, the boots plate passes through dismountable bulb and the first sliding block ball-joint；Boots board bottom portion is equipped with
The body of rod, the bulb are arranged in the end of the body of rod, are threadedly coupled with the body of rod；
First sliding block is equipped with the spherical groove to match with the bulb, and the bulb is mounted on the ball by upper cover
In shape slot, the upper cover is sheathed on the outside of the bulb, and with the spherical groove screw-thread fit, institute can be fixed by screwing the upper cover
State the relative position of bulb and the spherical groove.
Preferably, the upper cover side is equipped with handle, for pushing the upper cover to rotate.
The above-mentioned technical proposal of the present invention has the following advantages that：The present invention provides a kind of knee surgery fixing device,
Including foot's fixed part and locating rack, wherein foot's fixed part includes boots plate, the first sliding block and bottom plate；The boots plate
Bottom and the first sliding block ball-joint；The bottom plate is equipped with the first sliding rail, and first sliding block is movably mounted at described
On first sliding rail, and the boots plate can be driven to be moved along first sliding rail, doctor can be replaced to fix in surgical operation and suffered from
Person foot, leg room position enable patient's knee joint to be maintained at difference for a long time and bend and stretch under degree and interior valgus angle.It should
Traction function is also set up in device, the front side of first sliding block is equipped with leash and fixes thick stick；The front end of first sliding rail is set
There is tractating bar；One end of the leash is fixed thick stick by the leash and is connect with first sliding block, and the other end passes through institute
It is downward to state tractating bar, and counterweight is equipped with, it can be achieved that the kneed pulling action of patient at the end, opens patient knees gap,
It is operated convenient for doctor.The locating rack includes connector, and is connect with the bottom plate by the connector, and the positioning is set up
It sets in the bottom plate side, the bottom plate can be fixed on frame to be installed, can be used in left and right bilateral, and convenient for disassembly and assembly.
And the device can replace different accessories according to operation demand, be suitable for the patient of different condition.
The cooperation of bevel gear pair and leading screw is utilized in the knee surgery fixing device of the present invention, it can by rotation crank
The device is fixed or dismantled, easy to operate, use is more laborsaving, and is not easy to occur fixing loosely on frame to be installed
By the problem of.
In view of the space that frame to be installed can fix instrument is limited, position, knee joint hand of the invention are adjusted for convenience
Art fixing device is provided with two sliding rails, and the first sliding rail is used to adjust the foot position of patient, and the second sliding rail is for adjusting locating rack
Fixed position, can more reasonably utilize space, and adaptability is good.
Description of the drawings
Fig. 1 is knee surgery fixture structure schematic diagram in the embodiment of the present invention；
Fig. 2 is knee surgery fixing device side view in the embodiment of the present invention；
Fig. 3 is knee surgery fixing device decomposition diagram in the embodiment of the present invention.
In figure：10：Boots plate；11：Bulb；12：Upper cover；13：Spherical groove；14：First sliding block；
20：Bottom plate；21：First sliding rail；22：Second sliding rail；23：Tractating bar；24：Leash fixes thick stick；
30：Position feed rod；31：Connector；32：Upper locating piece；33：Lower locating piece；34：Leading screw；35：First bevel gear；
36：Second bevel gear；37：Rocking handle.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work, shall fall within the protection scope of the present invention.
For convenience of description, the present invention in the noun of locality " preceding " refer to patient in use, foot's direction direction.
As shown in Figure 1 to Figure 3, a kind of knee surgery fixing device provided in an embodiment of the present invention, including foot are fixed
Portion and locating rack, specific connection relation are as follows：
Foot's fixed part includes boots plate 10, the first sliding block 14 and bottom plate 20.The bottom of boots plate 10 and 14 flexural pivot of the first sliding block
It connects, and angle can be continuously adjusted relative to the first sliding block 14.Bottom plate 20 is equipped with the first sliding rail 21, and the first sliding block 14 is movably
On the first sliding rail 21, match with the first sliding rail 21, and boots plate 10 can be driven to be moved along the first sliding rail 21, adjustment is suffered from
The knee joint of person bends and stretches degree.
The knee space of patient is pulled open for convenience, as shown in Figure 1, the front side of the first sliding block 14, which is equipped with leash, fixes thick stick
24, the front end of the first sliding rail 21 is equipped with tractating bar 23, one end of leash (not shown) by leash fix thick stick 24 with
First sliding block 14 connects, and the other end is downward around the tractating bar 23 of bottom plate 20, and is equipped with counterweight at the end, and leash lets droop
Pendant realizes traction function, can reduce the working strength of doctor for stretching knee joint.In use, can be according to different operation need
It asks, replaces different counterweights.
Locating rack includes connector 31, and is connect with bottom plate 20 by connector 31, and locating rack is arranged in 20 side of bottom plate,
Bottom plate 20 is fixed on frame to be installed.The frame to be installed can be operating bed, sick bed or other fixing bracket bodies etc..
Knee surgery fixing device provided by the invention can be according to operation needs, the knee joint shape of flexible modulation patient
State is opened the knee joint gap of patient using leash, stretching transition is avoided to cause secondary damage to patient.And it when drawing, leads
Leader tape is not direct to be contacted with the foot of patient, and uncomfortable feeling will not be caused to patient.Counterweight hangs down pendant in lower section, when replacing counterweight
Patient is not influenced, operation is more flexible, easy.
Preferably, as shown in Figure 1, boots plate 10 includes the surface plate for placing foot and the curved surface for placing leg
Plate, surface plate and curved slab mutually form an angle, the front end of surface plate the first sliding rail 21 of direction.The concrete shape of boots plate 10 can be according to
It is changed according to actual needs, to adapt to the patient of different building shape.
As shown in figure 3, boots plate 10 passes through 14 ball-joint of dismountable bulb 11 and the first sliding block.The bottom of boots plate 10 is equipped with
The body of rod, bulb 11 are arranged in the end of the body of rod, are threadedly coupled with the body of rod, 11 convenient disassembly of bulb, can in time be carried out more after abrasion
It changes.
First sliding block 14 is equipped with the spherical groove 13 to match with bulb 11.Spherical groove 13 in the present embodiment is cylindrical,
Bottom is downwardly projecting, is connect with the first sliding block 14 by screw thread, and top is equipped with spherical groove.Certainly, in other embodiment
The spherical groove 13 that other forms may be used installs bulb 11.
Bulb 11 is mounted on by upper cover 12 in the groove of spherical groove 13.Upper cover 12 is equipped with the through-hole for penetrating the body of rod,
When fixed, bulb 11 is arranged in spherical groove, and upper cover 12 is sheathed on 11 outside of bulb, with 13 screw-thread fit of spherical groove.Rotation
After tight upper cover 12, upper cover 12 compresses bulb 11 and spherical groove 13, the relative position of fixed bulb 11 and spherical groove 13；It unscrews
Lid 12, bulb 11 separate certain space with spherical groove 13, and bulb 11 can rotate in 13 range of spherical groove, realize that foot is fixed
Portion's angle continuously adjusts, and adjusts the intra-articular valgus angle of patient's knee, after adjusting in position, then consolidates after screwing upper cover 12
It is fixed.
It preferably,, can be light using handle for pushing upper cover 12 to rotate as shown in figure 3,12 side of upper cover is additionally provided with handle
Loose rotary upper cover 12.
As shown in figures 1 and 3, in the present embodiment, the first sliding rail 21 includes the side wall of two oblique centres, the side wall of both sides
Form trapezoid-shaped openings.The longitudinal section of first sliding block 14 be it is trapezoidal, the first sliding block 14 be embedded the first sliding rail 21 two side walls it
Between trapezoid-shaped openings in, the side wall of the side of the first sliding block 14 and the first sliding rail 21 cooperates, it is ensured that the first sliding block 14 can
The smooth sliding on the first sliding rail 21, and will not delamination, abjection.
The side wall of first sliding rail 21 is equipped with multiple the first threaded holes for fixing the first sliding block 14, multiple first screw threads
Hole along 21 length direction of the first sliding rail be arranged, as shown in figures 1 and 3, the first sliding block 14 be equipped with the first connection screw thread hole, first
Bolt is passed through and is connect with the first connection screw thread hole after any one first threaded hole on 21 side wall of the first sliding rail, the first bolt after screwing
The relative position that the first sliding block 14 and the first sliding rail 21 can be fixed, foot's fixed part is locked in the appropriate position, and prevents from performing the operation
The foot of patient moves in the process.
Multiple first threaded holes interval is arranged, in a preferred embodiment, it is contemplated that the gap of fixed position may
The effect that knee joint is opened is influenced, to improve the precision adjusted, as shown in Figure 1, multiple first spiral shells on 21 side wall of the first sliding rail
Pit interval is smaller, and adjacent two the first threaded holes, which exist, to partly overlap, but two adjacent the first threaded hole center spacing
Not less than the radius of the first threaded hole, in use, partly overlapping first threaded hole still can be very good to complete the work of fastening
With, but since the first adjacent threaded hole center spacing becomes smaller, 14 position degree of regulation of the first sliding block can be promoted.
Preferably, locating rack further includes positioning feed rod 30, upper locating piece 32, lower locating piece 33 and driving portion.Connector is set
It is placed in positioning feed rod 30.Upper locating piece 32 and lower locating piece 33 are sheathed on positioning feed rod 30, and positioning feed rod 30 plays guiding
Effect, upper locating piece 32 can be moved along positioning feed rod 30.Driving portion is connect with upper locating piece 32, for driving 32 edge of upper locating piece
Feed rod movement is positioned, to adjust upper the distance between locating piece 32 and lower locating piece 33.Upper locating piece 32 and lower 33 phase of locating piece
To movement, locating rack can be clamped on frame to be installed.
It is further preferred that bottom plate 20 is additionally provided with the second sliding rail 22, connector 31 is sheathed on 30 top of positioning feed rod, connection
Part 31 is movably arranged at the second sliding rail 22, matches with the second sliding rail 22, and locating rack can be driven with respect to the second sliding rail
22 movements.
Second sliding rail, 22 side wall is equipped with multiple the second threaded holes for fixedly connected part 31, and the second threaded hole is along second
22 length direction interval of sliding rail is arranged, and connector 31 is equipped with the second connection screw thread hole, and the second bolt passes through any one second screw thread
The second connection screw thread holes of Kong Houyu connect, screw the second bolt can fixedly connected part 31 and the second sliding rail 22 relative position.It is flat
Row is set to the first sliding rail 21 and the second sliding rail 22 is arranged, and not only facilitates the fixed position for adjusting locating rack, but also make bottom plate 20
Structure is wider, and support is more stable.
Specific in the present embodiment, to make connector 31 be not easy with the second sliding rail 22, the second sliding rail 22 is c-type
Slot, connector 31 are c-type sliding block.One end of c-type sliding block opening is sheathed on C-shaped channel side, is matched with C-shaped channel.C-type sliding block is another
End cap is set to 30 upper end of positioning feed rod, that is, positions 30 upper end of feed rod and penetrate c-type sliding block, is coordinated using C-shaped channel and c-type sliding block and is made
Locating rack is adjustable with 20 relative position of bottom plate, is beneficial to save space.
Preferably, the positioning feed rod 30 of two parallel intervals is used in the present embodiment as the guiding knot in locating rack
Structure, after locating rack is fixed on frame to be installed (such as siding track of integral operation bed), bottom plate 20 can be placed on bed surface.It is further excellent
Selection of land, positioning feed rod 30 also can be used as support construction, and c-type sliding block is fixed on two by fastening bolt and positions the upper of feed rod 30
End, and be fixed on positioning 30 upper end position of feed rod and be adjusted, after unscrewing fastening bolt, c-type sliding block can be along two positioning feed rods 30
Axial movement, level altitude of the regulating base board 20 relative to bed surface.
Specific in the present embodiment, driving portion includes leading screw 34, first bevel gear 35, second bevel gear 36 and rocking handle 37.
Lower locating piece 33 is body structure.As shown in figure 3, having cut off part babinet in Fig. 3 in order to show the driving portion in body structure
Structure.First bevel gear 35 and the axial intersection Vertical Meshing of second bevel gear 36, constitute bevel gear pair, bevel gear pair is arranged in case
In body structure, its normal work of external interference is avoided.
Positioning feed rod 30 and 34 equal one end of leading screw are piercing in outside the top surface of body structure, and leading screw 34 is parallel to positioning feed rod
30, it is located at the side of two positioning feed rods 30.Leading screw 34 is equipped with the shaft shoulder, and the upper surface of body structure is equipped with for wearing leading screw 34
Through-hole, 34 one end of leading screw connect across through-hole with upper locating piece 32, and shaft shoulder diameter is more than through-hole aperture, and shaft shoulder support is under through-hole
Locating piece 33 under support plays in side.The other end of leading screw 34 is connect with first bevel gear 35, and with bevel gear holding screw
It is fixed.
37 one end of rocking handle is connect with the second bevel gear 36 inside body structure, and with bevel gear holding screw fix after,
It is pierced by the body structure other side, is connect with the nut on the outside of body structure.37 other end of rocking handle is piercing in the outer of body structure
Side facilitates shake.Rocking handle 37 is shaken, bevel gear pair cooperation rotation drives leading screw 34 to rotate, upper locating piece 32 is mutual with leading screw 34
Cooperation, upper locating piece 32 are moved axially along leading screw 34, the distance between locating piece 32 and lower locating piece 33 in adjustment.
Preferably, as shown in figures 1 and 3, the side of the top surface of the bottom surface and body structure of upper locating piece 32 is equipped with gear
Portion, two stoppers are oppositely arranged, for locating rack to be clamped in frame to be installed, two be oppositely arranged stopper especially suitable for
Electronic integral operation bed equipped with siding track can prevent the knee surgery fixing device run-off the straight.
It should be noted that baffle can be integrally formed turnup structure, can also be to be welded with block.
In use, the stopper of upper locating piece 32 and body structure to be caught in the siding track of integral operation bed, rotation crank 37 is adjusted
The knee surgery fixing device is clamped on integral operation bed siding track by the position of locating piece 32 on section.Adjustment as needed
The relative position of connector 31 and bottom plate 20, is fixed after adjustment with bolt.Traction band part below integral operation bed is subject to
Counterweight is realized to the kneed pulling action of patient, opens patient knees gap.The first sliding block 14 is suitably adjusted as needed
The first sliding block 14 is fixed in position after adjusting with bolt.Upper cover 12 is unscrewed, the angle position of appropriate rotation adjustment foot fixed part
It sets, its current angular is locked by upper cover 12 and spherical groove 13.
Knee surgery fixing device provided by the present invention is cooperated by upper locating piece and lower locating piece, can be clamped
It is fixed on frame to be installed, it is easy to use；It is fixed using swinging handle, operation is more convenient, laborsaving；Traction function can be according to trouble
Person's different demands select different counterweights；Bottom plate includes double sided slider bar, and the relative position of locating rack and bottom plate is adjusted, and saves installation
Space, and floor structure is wide, support is more stable；The all parts such as bulb, boots plate are detachable, are conveniently replaceable, more economical material benefit,
Service life higher.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of knee surgery fixing device, which is characterized in that including：
Foot's fixed part, foot's fixed part include boots plate, the first sliding block and bottom plate；
The bottom of the boots plate and the first sliding block ball-joint；
The bottom plate is equipped with the first sliding rail, and first sliding block is movably mounted on first sliding rail, and can be driven
The boots plate is moved along first sliding rail；
The front side of first sliding block is equipped with leash and fixes thick stick；The front end of first sliding rail is equipped with tractating bar；The traction
One end of band is fixed thick stick by the leash and is connect with first sliding block, and the other end passes through the tractating bar downward, and
The end is equipped with counterweight, for stretching knee joint；
Locating rack, the locating rack include connector, and are connect with the bottom plate by the connector, the locating rack setting
In the bottom plate side, the bottom plate is fixed on frame to be installed.
2. knee surgery fixing device according to claim 1, it is characterised in that：The locating rack further includes positioning light
Thick stick, upper locating piece, lower locating piece and driving portion；
The connector is set to the positioning feed rod；
The upper locating piece and the lower locating piece are sheathed on the positioning feed rod；
The driving portion is connect with the upper locating piece, for driving the upper locating piece to be moved along the positioning feed rod, to adjust
The distance between the whole upper locating piece and the lower locating piece.
3. knee surgery fixing device according to claim 2, it is characterised in that：
The driving portion includes leading screw, first bevel gear, second bevel gear and rocking handle；
The first bevel gear and the second bevel gear constitute bevel gear pair；
The leading screw is parallel to the positioning feed rod, and the lower locating piece is equipped with the through-hole for wearing the leading screw, described
One end of leading screw is connect across the through-hole with the upper locating piece, and the other end is connect with the first bevel gear；The rocking handle
It is connect with the second bevel gear, shakes the rocking handle, the bevel gear pair drives the leading screw rotation, the upper locating piece edge
The leading screw axial movement, adjusts the distance between the upper locating piece and the lower locating piece.
4. knee surgery fixing device according to claim 3, it is characterised in that：
The lower locating piece is body structure, and the bevel gear pair is located in the body structure, the positioning feed rod and described
The equal one end of leading screw is piercing in outside the top surface of the body structure, and one end of the rocking handle is connect with the second bevel gear, another
End is piercing in the outside of the body structure.
5. knee surgery fixing device according to claim 4, it is characterised in that：The bottom surface of the upper locating piece and institute
The side for stating the top surface of babinet is equipped with stopper, and two stoppers are oppositely arranged.
6. knee surgery fixing device according to claim 1, it is characterised in that：The side wall of first sliding rail is equipped with more
A the first threaded hole along the first sliding rail length direction setting, first sliding block are equipped with the first connection screw thread hole, the
One bolt is connect after passing through any one described first threaded hole with first connection screw thread hole, fixed first sliding block and institute
State the relative position of the first sliding rail.
7. knee surgery fixing device according to claim 1, it is characterised in that：
The bottom plate is additionally provided with the second sliding rail, and the connector is movably arranged at second sliding rail, is slided with described second
Rail matches, and the locating rack can be driven to be relatively moved with second sliding rail.
8. knee surgery fixing device according to claim 7, it is characterised in that：
The second sliding rail side wall be equipped with it is multiple along spaced second threaded hole of the second sliding rail length direction, it is described
Connector is equipped with the second connection screw thread hole, and the second bolt connect spiral shell after any one described second threaded hole with described second
Pit connects, the relative position of the fixed connector and second sliding rail.
9. knee surgery fixing device according to claim 1, it is characterised in that：The boots plate passes through dismountable ball
Head and the first sliding block ball-joint；Boots board bottom portion is equipped with the body of rod, and the bulb is arranged in the end of the body of rod, with institute
State body of rod threaded connection；
First sliding block is equipped with the spherical groove to match with the bulb, and the bulb is mounted on the spherical groove by upper cover
Interior, the upper cover is sheathed on the outside of the bulb, and with the spherical groove screw-thread fit, the ball can be fixed by screwing the upper cover
The relative position of head and the spherical groove.
10. knee surgery fixing device according to claim 9, it is characterised in that：The upper cover side is equipped with handle,
For pushing the upper cover to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459781.9A CN108542682A (en) | 2018-05-15 | 2018-05-15 | A kind of knee surgery fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459781.9A CN108542682A (en) | 2018-05-15 | 2018-05-15 | A kind of knee surgery fixing device |
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| CN108542682A true CN108542682A (en) | 2018-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810459781.9A Pending CN108542682A (en) | 2018-05-15 | 2018-05-15 | A kind of knee surgery fixing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330813A (en) * | 2018-12-11 | 2019-02-15 | 北京和华瑞博科技有限公司 | A kind of device and its application method for Convenient table in replacement knee in arthroplasty |
| CN110013411A (en) * | 2019-04-26 | 2019-07-16 | 中国人民解放军联勤保障部队第九二〇医院 | A kind of fixed device of operating table side multi-direction adjustable being suitable for knee surgery positioning |
| CN113081637A (en) * | 2021-04-01 | 2021-07-09 | 杭州键嘉机器人有限公司 | Leg fixing device |
| CN115300303A (en) * | 2022-08-03 | 2022-11-08 | 北京长木谷医疗科技有限公司 | Fixing device for knee joint surgical robot and surgical robot system |
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| CN110013411B (en) * | 2019-04-26 | 2023-12-12 | 中国人民解放军联勤保障部队第九二〇医院 | Multi-direction adjustable fixing device on side of operating table suitable for knee joint operation positioning |
| CN113081637A (en) * | 2021-04-01 | 2021-07-09 | 杭州键嘉机器人有限公司 | Leg fixing device |
| CN115300303A (en) * | 2022-08-03 | 2022-11-08 | 北京长木谷医疗科技有限公司 | Fixing device for knee joint surgical robot and surgical robot system |
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