CN213047569U - Bone joint fixing device - Google Patents
Bone joint fixing device Download PDFInfo
- Publication number
- CN213047569U CN213047569U CN202021572664.2U CN202021572664U CN213047569U CN 213047569 U CN213047569 U CN 213047569U CN 202021572664 U CN202021572664 U CN 202021572664U CN 213047569 U CN213047569 U CN 213047569U
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- Prior art keywords
- plate
- positioning
- limiting
- arc plate
- plates
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 38
- 230000003139 buffering effect Effects 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 2
- 208000036487 Arthropathies Diseases 0.000 description 1
- 208000016285 Movement disease Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 210000000281 joint capsule Anatomy 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000001179 synovial fluid Anatomy 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
A bone joint fixing device comprises two support plates which are hinged with each other, wherein two positioning arc plates which can move along the length direction of the support plates are respectively arranged on the outer sides of the support plates; the left sides of the tops of the positioning arc plates are respectively hinged with a limiting arc plate capable of swinging left and right, a plurality of adjusting plates capable of moving circumferentially are arranged on the outer sides of the limiting arc plates, and pressing plates capable of moving radially are arranged at the bottoms of the adjusting plates; the movable end of the limiting arc plate is hinged with a turning plate, the tail end of the turning plate is hinged with a plug board, and the plug board is provided with a plurality of lock holes along the length direction; the right end of the positioning arc plate is provided with a jack, and the inserting plate is connected in the jack in a sliding manner; a locking plate capable of moving left and right is arranged on the right side of the positioning arc plate, and the locking plate is matched with any locking hole to form a structure for limiting the arc plate and fixing the positioning arc plate; the tail ends of the inner sides of the two support plates are connected through a telescopic rod with adjustable length. The utility model discloses the problem that the angle that has the current bone joint fixing device existence is unadjustable, fixed effect and regulation effect are poor has been solved effectively.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to bone joint fixing device.
Background
The bone joints are formed by connecting adjacent bones by a capsule of connective tissue. The indirect connection between bones is called bone joint. A cavity is arranged between the opposite bone surfaces, and a small amount of synovial fluid is contained in the cavity. Its range of motion is large, and every joint is related to articular surface, articular capsule and articular cavity. Some joints also have ancillary structures such as ligaments, discs, and menisci.
The reason why the human body can move freely is that the structure of the bone joints, most of the bone joints are needed for the human body to move, and the cartilage protects the bone from abrasion.
The ultimate goal in treating fractures and joint dysfunction is to maximize the recovery of function of the injured limb, and the bony joints generally require immobilization to limit their movement before healing occurs.
However, the current bone joint fixation devices have some drawbacks: 1) the angle of the bone joint fixation can not be changed according to the actual condition of the patient and the treatment requirement; 2) when the bone joint is fixed, the fixing effect is poor, and the adjustability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide bone joint fixing device, solved the angle unadjustable, fixed effect and the poor problem of regulation effect that current bone joint fixing device exists effectively.
In order to solve the above problems, the utility model adopts the following technical proposal:
the bone joint fixing device comprises two support plates which are hinged with each other, wherein two positioning arc plates which can move along the length direction of the support plates are respectively arranged on the outer sides of the support plates; the left sides of the tops of the positioning arc plates are respectively hinged with a limiting arc plate capable of swinging left and right, a plurality of adjusting plates capable of moving circumferentially are arranged on the outer sides of the limiting arc plates, and pressing plates capable of moving radially are arranged at the bottoms of the adjusting plates;
the movable end of the limiting arc plate is hinged with a turning plate, the tail end of the turning plate is hinged with an inserting plate, and the inserting plate is provided with a plurality of locking holes along the length direction; the right end of the positioning arc plate is provided with a jack, and the inserting plate is connected in the jack in a sliding manner; a locking plate capable of moving left and right is arranged on the right side of the positioning arc plate, and the locking plate is matched with any lock hole to form a structure for fixing the positions of the limiting arc plate and the positioning arc plate;
the tail ends of the inner sides of the two support plates are connected through a telescopic rod with adjustable length.
Preferably, the support plate is provided with a plurality of positioning holes which are uniformly distributed along the length direction; the bottom of each positioning arc plate is provided with a positioning sleeve, and the positioning sleeves are connected with the support plates in a sliding manner; and the bottom of the positioning sleeve is upwards in threaded connection with a positioning screw, and the positioning screw is screwed into any positioning hole to form a structure for fixing the positions of the positioning arc plate and the support plate.
Preferably, the telescopic rod comprises two adjusting screws with opposite thread turning directions, and the adjusting screws are respectively hinged with the supporting rods at corresponding positions;
the two adjusting screws are respectively in threaded connection with two ends of the adjusting threaded sleeve.
Preferably, the right end of the positioning arc plate is fixedly connected with a limiting seat; the right end of the positioning arc plate is leftwards provided with a guide groove which penetrates through to the jack, and the locking plate is connected in the guide groove in a sliding manner; the right end of the locking plate is fixedly connected with a baffle, the right end of the baffle is fixedly connected with two sliding rods, the sliding rods are connected with the limiting seat in a sliding mode, and the right end of each sliding rod is fixedly connected with a pulling plate; and a locking spring is sleeved on the periphery of the left side of the sliding rod.
Preferably, the limiting arc plate is provided with three arc grooves from back to front; the center of the adjusting plate is connected with a limiting screw rod in a sliding mode, the bottom end of the limiting screw rod is fixedly connected with a limiting piece, and the top of the limiting screw rod is connected with a limiting nut in a threaded mode;
the left side and the right side of the top of the pressure plate are respectively and fixedly connected with a buffer guide rod and a buffer screw rod, and the buffer guide rod and the buffer screw rod are both in sliding connection with the limiting plate and the adjusting plate; the top of the buffer screw is in threaded connection with a buffer nut; and buffer springs are sleeved on the peripheries of the bottoms of the buffer guide rod and the buffer screw rod.
Preferably, the bottom of the pressing plate and the top of the positioning arc plate are both provided with silica gel pads.
Preferably, the periphery of the adjusting screw sleeve is provided with anti-skid grains.
The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:
1. this device is through setting up adjustable position's location arc board and the restriction arc board on it on the extension board respectively to can adjust fixed position according to patient's actual conditions, make this device have better adaptability.
2. This device is through setting up the telescopic link to can change the contained angle between two extension boards through the length that changes the telescopic link, thereby can make this device adjust the contained angle of the bone of patient's bone joint both sides according to the condition such as patient's the state of an illness, make that the patient can be recovered quicker.
3. The device can better fix the device and the affected limb of a patient by arranging the limiting arc plate capable of swinging left and right and the pressing plate at the bottom of the limiting arc plate capable of adjusting the circumferential and radial positions, thereby having better fixing effect.
Drawings
Fig. 1 is an axonometric view of the first state of the bone joint fixation device of the present invention.
Fig. 2 is an axonometric view of the second state of the bone joint fixation device of the present invention.
Fig. 3 is an axonometric view of the extension plate and the telescopic rod of the bone joint fixing device of the present invention.
Fig. 4 is a first axis mapping diagram of the positioning arc plate and its connecting components of the bone joint fixing device of the present invention.
Fig. 5 is a second axial drawing of the positioning arc plate and its connecting parts of the bone joint fixing device of the present invention.
Fig. 6 is an isometric view of the locking plate and its connecting parts of the bone joint fixing device of the present invention.
Fig. 7 is an exploded view of the pressing plate and its connecting member of the bone joint fixing device of the present invention.
In the drawings: the device comprises a support plate 1, a positioning arc plate 2, a limiting arc plate 3, an adjusting plate 4, a pressing plate 5, a telescopic rod 6, a positioning hole 7, an adjusting screw rod 8, an adjusting screw sleeve 9, a positioning sleeve 10, a turnover plate 11, a plug plate 12, a locking hole 13, a jack 14, an arc groove 15, a baffle 16, a limiting seat 17, a pulling plate 18, a positioning screw 19, a locking plate 20, a sliding rod 21, a locking spring 22, a limiting sheet 23, a limiting screw 24, a limiting nut 25, a buffering screw 26, a buffering guide rod 27, a buffering nut 28 and a buffering spring 29.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-7, the utility model provides a bone joint fixing device, which comprises two support plates 1 hinged with each other, wherein two positioning arc plates 2 capable of moving along the length direction of the support plate 1 are respectively arranged outside the support plate 1; the left sides of the tops of the positioning arc plates 2 are respectively hinged with a limiting arc plate 3 capable of swinging left and right, a plurality of adjusting plates 4 capable of moving circumferentially are arranged on the outer sides of the limiting arc plates 3, and pressing plates 5 capable of moving radially are arranged at the bottoms of the adjusting plates 4;
the movable end of the limiting arc plate 3 is hinged with a turning plate 11, the tail end of the turning plate 11 is hinged with an inserting plate 12, and the inserting plate 12 is provided with a plurality of locking holes 13 along the length direction; the right end of the positioning arc plate 2 is provided with a jack 14, and the inserting plate 12 is connected in the jack 14 in a sliding manner; a locking plate 20 capable of moving left and right is arranged on the right side of the positioning arc plate 2, and the locking plate 20 is matched with any locking hole 13 to form a structure for fixing the positions of the limiting arc plate 3 and the positioning arc plate 2;
the tail ends of the inner sides of the two support plates 1 are connected through a telescopic rod 6 with adjustable length.
This device is through setting up adjustable position's location arc board 2 and the restriction arc board 3 on it respectively on extension board 1 to can adjust fixed position according to patient's actual conditions, make this device have better adaptability.
This device is through setting up telescopic link 6 to can change the contained angle between two extension boards 1 through the length that changes telescopic link 6, thereby can make this device adjust the contained angle of the bone of patient's bone joint both sides according to the condition such as patient's the state of an illness, make that the patient can be recovered quicker.
The device can better fix the device and the affected limb of a patient by arranging the limit arc plate 3 capable of swinging left and right and the pressing plate 5 at the bottom of the limit arc plate and capable of adjusting the circumferential and radial positions, thereby achieving a better fixing effect.
As shown in fig. 3, the support plate 1 is provided with a plurality of positioning holes 7 uniformly distributed along the length direction; the bottom of each positioning arc plate 2 is provided with a positioning sleeve 10, and the positioning sleeves 10 are connected with the support plate 1 in a sliding manner; the bottom of the positioning sleeve 10 is upwards in threaded connection with a positioning screw 19, and the positioning screw 19 is screwed into any positioning hole 7 to form a structure for fixing the positions of the positioning arc plate 2 and the support plate 1.
According to the condition of the affected limb of the patient, after different positioning arc plates 2 are adjusted to proper positions, the positioning screws 19 are screwed, so that the positioning arc plates 2 can be stably positioned on the support plate 1, and the affected limb of the patient can be better fixed.
As shown in fig. 3, the telescopic rod 6 includes two adjusting screws 8 with opposite thread turning directions, and the adjusting screws 8 are respectively hinged with the corresponding position of the support rod;
the adjustable screw is characterized by further comprising an adjusting threaded sleeve 9, and the two adjusting screws 8 are respectively in threaded connection with two ends of the adjusting threaded sleeve 9.
Through rotating the adjusting threaded sleeves 9, the thread turning directions of the two adjusting screw rods 8 are opposite, and the two adjusting screw rods are hinged with the support plate 1 so that the two adjusting screw rods 8 cannot rotate, therefore, the relative positions between the two adjusting screw rods 8 and the adjusting threaded sleeves 9 can be changed simultaneously, and the length adjustment of the telescopic rod 6 is realized.
As shown in fig. 4 and 7, the right end of the positioning arc plate 2 is fixedly connected with a limiting seat 17; the right end of the positioning arc plate 2 is provided with a guide groove which penetrates through the jack 14 leftwards, and the locking plate 20 is connected in the guide groove in a sliding manner; the right end of the locking plate 20 is fixedly connected with a baffle 16, the right end of the baffle 16 is fixedly connected with two sliding rods 21, the sliding rods 21 are connected with the limiting seat 17 in a sliding manner, and the right end of each sliding rod 21 is fixedly connected with a pulling plate 18; the locking spring 22 is sleeved on the periphery of the left side of the sliding rod 21.
The pulling plate 18 is pulled out firstly, the inserting depth of the inserting plate 12 into the inserting hole 14 is changed according to the size of the affected limb of the patient, after the positioning is finished, the pulling plate 18 is loosened, and the locking plate 20 is inserted into the locking hole under the action of the locking spring 22, so that the positioning is realized.
As shown in fig. 4, 5 and 7, the limiting arc plate 3 is provided with three arc grooves 15 from back to front; the center of the adjusting plate 4 is connected with a limiting screw 24 in a sliding manner, the bottom end of the limiting screw 24 is fixedly connected with a limiting piece 23, and the top of the limiting screw 24 is connected with a limiting nut 25 in a threaded manner;
the left side and the right side of the top of the pressure plate 5 are respectively and fixedly connected with a buffer guide rod 27 and a buffer screw 26, and the buffer guide rod 27 and the buffer screw 26 are both in sliding connection with the limiting piece 23 and the adjusting plate 4; the top of the buffer screw rod 26 is in threaded connection with a buffer nut 28; the buffering guide rod 27 and the buffering screw rod 26 are sleeved with buffering springs 29 at the peripheries of the bottoms.
And silica gel pads are arranged at the bottom of the pressing plate 5 and the top of the positioning arc plate 2.
After the circumferential position of the adjusting plate 4 is adjusted as required, the limit nut 25 is screwed to position the circumferential position of the adjusting plate 4 and the bottom part thereof. The cushion nut 28 is screwed as required, so that the radial position of the pressure plate 5 at the bottom can be finely adjusted, and the device has a good fixing effect and does not generate discomfort.
As shown in fig. 1-3, the adjusting screw 9 is provided with anti-slip lines on its periphery. The anti-skid lines are convenient for rotating the adjusting screw sleeve 9, so that the device has higher operability.
When the device is used, firstly, two support plates 1 are arranged below affected limbs of a patient, then the adjusting screw sleeves 9 are rotated to change the included angle of the telescopic rod 6, the positioning arc plates 2 are adjusted to proper positions, the inserting plates 12 on the limiting arc plates 3 are inserted into the inserting holes 14 to proper depths, so that the support plates 1 and the patient are positioned, the circumferential position and the radial position of the pressing plate 5 are further stably positioned, the joints of the patient can be effectively fixed, the risk of movement disorder is reduced, and early rehabilitation of the patient is facilitated.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or scope of the invention as defined in the appended claims.
Although the terms of the support plate 1, the positioning arc plate 2, the limiting arc plate 3, the adjusting plate 4, the pressing plate 5, the telescopic rod 6, the positioning hole 7, the adjusting screw 8, the adjusting screw 9, the positioning sleeve 10, the turning plate 11, the inserting plate 12, the locking hole 13, the inserting hole 14, the arc groove 15, the baffle 16, the limiting seat 17, the pulling plate 18, the positioning screw 19, the locking plate 20, the sliding rod 21, the locking spring 22, the limiting sheet 23, the limiting screw 24, the limiting nut 25, the buffering screw 26, the buffering guide rod 27, the buffering nut 28, the buffering spring 29 and the like are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (7)
1. A bone joint fixation device, characterized in that: the device comprises two support plates (1) which are hinged with each other, wherein two positioning arc plates (2) which can move along the length direction of the support plates (1) are respectively arranged on the outer sides of the support plates (1); the left side of the top of the positioning arc plate (2) is respectively hinged with a limiting arc plate (3) capable of swinging left and right, a plurality of adjusting plates (4) capable of moving circumferentially are arranged on the outer side of the limiting arc plate (3), and pressing plates (5) capable of moving radially are arranged at the bottoms of the adjusting plates (4);
the movable end of the limiting arc plate (3) is hinged with a turning plate (11), the tail end of the turning plate (11) is hinged with an inserting plate (12), and the inserting plate (12) is provided with a plurality of locking holes (13) along the length direction; the right end of the positioning arc plate (2) is provided with an insertion hole (14), and the insertion plate (12) is connected in the insertion hole (14) in a sliding manner; a locking plate (20) capable of moving left and right is arranged on the right side of the positioning arc plate (2), and the locking plate (20) is matched with any locking hole (13) to form a structure for fixing the positions of the limiting arc plate (3) and the positioning arc plate (2);
the tail ends of the inner sides of the two support plates (1) are connected through a telescopic rod (6) with adjustable length.
2. The bone joint fixation device of claim 1, wherein: the support plate (1) is provided with a plurality of uniformly distributed positioning holes (7) along the length direction; the bottom of each positioning arc plate (2) is provided with a positioning sleeve (10), and the positioning sleeves (10) are connected with the support plate (1) in a sliding manner; the bottom of the positioning sleeve (10) is upwards in threaded connection with a positioning screw (19), and the positioning screw (19) is screwed into any positioning hole (7) to form a structure for fixing the positions of the positioning arc plate (2) and the support plate (1).
3. The bone joint fixation device of claim 1, wherein: the telescopic rod (6) comprises two adjusting screw rods (8) with opposite thread turning directions, and the adjusting screw rods (8) are respectively hinged with the supporting rods at corresponding positions;
the adjustable screw is characterized by further comprising an adjusting threaded sleeve (9), and the two adjusting screws (8) are respectively in threaded connection with two ends of the adjusting threaded sleeve (9).
4. The bone joint fixation device of claim 1, wherein: the right end of the positioning arc plate (2) is fixedly connected with a limiting seat (17); the right end of the positioning arc plate (2) is provided with a guide groove which penetrates through to the jack (14) leftwards, and the locking plate (20) is connected in the guide groove in a sliding manner; the right end of the lock plate (20) is fixedly connected with a baffle (16), the right end of the baffle (16) is fixedly connected with two sliding rods (21), the sliding rods (21) are connected with the limiting seat (17) in a sliding manner, and the right end of each sliding rod (21) is fixedly connected with a pull plate (18); the periphery of the left side of the sliding rod (21) is sleeved with a locking spring (22).
5. The bone joint fixation device of claim 1, wherein: the limiting arc plate (3) is provided with three arc grooves (15) from back to front; the center of the adjusting plate (4) is connected with a limiting screw rod (24) in a sliding mode, the bottom end of the limiting screw rod (24) is fixedly connected with a limiting piece (23), and the top of the limiting screw rod (24) is connected with a limiting nut (25) in a threaded mode;
the left side and the right side of the top of the pressing plate (5) are respectively and fixedly connected with a buffering guide rod (27) and a buffering screw rod (26), and the buffering guide rod (27) and the buffering screw rod (26) are both in sliding connection with the limiting sheet (23) and the adjusting plate (4); the top of the buffer screw rod (26) is in threaded connection with a buffer nut (28); and buffer springs (29) are sleeved on the periphery of the bottoms of the buffer guide rod (27) and the buffer screw rod (26).
6. The bone joint fixation device of claim 1, wherein: and silica gel pads are arranged at the bottom of the pressing plate (5) and the top of the positioning arc plate (2).
7. The bone joint fixation device of claim 3, wherein: the periphery of the adjusting threaded sleeve (9) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572664.2U CN213047569U (en) | 2020-07-31 | 2020-07-31 | Bone joint fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572664.2U CN213047569U (en) | 2020-07-31 | 2020-07-31 | Bone joint fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213047569U true CN213047569U (en) | 2021-04-27 |
Family
ID=75581179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021572664.2U Expired - Fee Related CN213047569U (en) | 2020-07-31 | 2020-07-31 | Bone joint fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213047569U (en) |
-
2020
- 2020-07-31 CN CN202021572664.2U patent/CN213047569U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 |