CN112263373A - External fixator for orthopedic joint - Google Patents
External fixator for orthopedic joint Download PDFInfo
- Publication number
- CN112263373A CN112263373A CN202011146935.2A CN202011146935A CN112263373A CN 112263373 A CN112263373 A CN 112263373A CN 202011146935 A CN202011146935 A CN 202011146935A CN 112263373 A CN112263373 A CN 112263373A
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- CN
- China
- Prior art keywords
- fixing seat
- positioning
- slide bar
- fixing
- fixing base
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- 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.)
- Pending
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
- A61F5/058—Splints
- A61F5/05841—Splints for the limbs
- A61F5/0585—Splints for the limbs for the legs
Abstract
The invention provides an external fixator for an orthopedic joint, and relates to the field of medical instruments. This articular external fixation ware of orthopedics, including first fixing base, second fixing base, third fixing base, two equal fixedly connected with in both ends connect slide bar and a location slide bar around first fixing base is close to bottom department, the location slide bar is located two and connects the inclined to one side downside between the slide bar, two movable chutes and a location spout have all been seted up to one side inside that second fixing base and third fixing base are close to first fixing base, the connection slide bar at first fixing base both ends leads to movable chute inner respectively, the location slide bar leads to movable chute inner, a plurality of locating holes have been seted up to the pole body lower extreme of location slide bar. The external fixator for the orthopedic joint can fix the injured joint through three points, improves the overall stability, can be adjusted according to the injury range of the joint, and is very convenient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an external fixator for an orthopedic joint.
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. At present, orthopedic patients with leg joints need to fix the joints of the orthopedic patients with the help of external fixators, so that secondary dislocation or secondary injury in the daily rehabilitation process is prevented. The holder may perform the following forms of operation during use: the fixer is sleeved at the joint, then the hollow rod of the upper splint is connected with the fixer, and then the bolt is screwed down, thereby achieving the fixing effect.
External fixation ware simple structure, convenient to use that use at present, however this kind of device structure is mostly fixed the setting, only can fix a point to the joint, can not the multiple spot fixed, and the stability can be general, can't carry out length adjustment according to injured joint position moreover.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an external fixator for an orthopedic joint, which solves the problems that the existing external fixator can only fix the joint at a fixed point, has general stability and cannot adjust the length according to the position of the injured joint.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an orthopedic joint's external fixation ware, includes first fixing base, second fixing base, third fixing base, equal fixedly connected with two connection slide bars in both ends and a location slide bar around first fixing base is close to bottom department, the location slide bar is located two and connects the inclined to one side downside between the slide bar, two movable chutes and a location spout have all been seted up to second fixing base and third fixing base one side inside near first fixing base, the connection slide bar at first fixing base both ends is respectively to movable chute inner, the location slide bar is passed through to movable chute inner, a plurality of locating holes have been seted up to the pole body lower extreme of location slide bar, two one end bottom threaded connection that the location spout is close to first fixing base has a positioning bolt, positioning bolt's upper end is passed through to the inner of location slide bar, first fixing base, second fixing base, third fixing base, The fixed axle that is provided with in the same one side top of third fixing base, the fixed cover that is provided with in the inner of mount pad is equipped with the arc lath on the fixed axle, two fixedly connected with connecting plate between the middle part of arc lath, the arc lath is kept away from the one end of mount pad and is seted up first screw, the second screw corresponding with first screw has all been seted up on the opposite side top of first fixing base, second fixing base, third fixing base, the inner screw thread of first screw is provided with fixing bolt, fixing bolt's lower extreme threaded connection is in second screw the inner, the lower extreme of connecting plate is provided with splint, the plate body center department threaded connection of connecting plate has adjusting screw, adjusting screw's bottom is rotated and is connected in the up end center department of splint.
Preferably, the positioning sliding groove and the movable sliding groove have the same structure, and the inner diameter of the groove body close to the outer end is smaller than that of the groove body close to the inner end.
Preferably, the locating slide bar and the connecting slide bar are fixedly connected with a stop dog at one end far away from the first fixing seat, the stop dog is arranged to be cylindrical, and the outer diameter of the stop dog is matched with the inner diameter of the locating slide groove and the inner end of the movable slide groove.
Preferably, the positioning slide bar and the connecting slide bar are both made of stainless steel hollow pipes.
Preferably, a soft cushion is fixedly arranged on the lower end face of the clamping plate.
Preferably, the positions, close to the two sides, of the upper end face of the clamping plate are fixedly provided with limiting sliding rods, and the top ends of the limiting sliding rods penetrate through the arc-shaped laths.
Preferably, the top ends of the limiting slide bars are fixedly connected with baffle plates.
Preferably, the first fixing seat, the second fixing seat and the third fixing seat have the same shape and specification and are all made of plastic materials.
The working principle is as follows: during the use, earlier come the whole length of adjusting device according to patient's injured position, during the regulation, will screw out the locating hole of initial position with two positioning bolt earlier, then adjust suitable length through pulling second fixing base and third fixing base, screw into the locating hole that corresponds this moment with two positioning bolt again, next place joint department with three fixing base, will wrap up patient's shank injured position through the arc lath, then twist adjusting screw and drive splint and fix with the tight fixing of seat patient shank clamp, can improve fixed effect greatly through three fixed point.
(III) advantageous effects
The invention provides an external fixator for an orthopedic joint. The method has the following beneficial effects:
1. the external fixator for the orthopedic joint, which is designed by the invention, can control the length of the whole device by positioning the sliding rod and connecting the sliding rod, so that the fixing range of the whole device can be extended according to the joint injury condition of a patient, the length of the external fixator can be freely adjusted, and the external fixator is very convenient.
2. The external fixator for the orthopedic joint is provided with three independent fixing structures, the clamping degree can be adjusted according to the fixing position, and the three fixing points are used for fixing at the same time, so that the fixing effect of the whole device can be greatly improved, and the condition of loosening of fixation is prevented.
Drawings
FIG. 1 is a side view of the structure of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a schematic view of an internal structure of the second fixing base according to the present invention;
FIG. 4 is a front view of the first fixing base structure of the present invention;
fig. 5 is a top view of the first fixing base structure of the present invention.
Wherein, 1, a first fixed seat; 2. a second fixed seat; 3. a third fixed seat; 4. positioning the slide bar; 5. connecting a sliding rod; 6. positioning the chute; 7. a movable chute; 8. positioning holes; 9. a stopper; 10. positioning the bolt; 11. a mounting seat; 12. an arc-shaped lath; 13. a connecting plate; 14. a first screw hole; 15. a second screw hole; 16. fixing the bolt; 17. adjusting the screw rod; 18. a splint; 19. a fixed shaft; 20. a limiting slide bar; 21. a baffle plate; 22. a soft cushion.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-5, an embodiment of the present invention provides an external fixator for orthopedic joints, including a first fixing seat 1, a second fixing seat 2, and a third fixing seat 3, wherein two connecting sliding rods 5 and a positioning sliding rod 4 are fixedly connected to front and rear ends of the first fixing seat 1 near a bottom end, the positioning sliding rod 4 is located at a lower side between the two connecting sliding rods 5, two movable sliding chutes 7 and a positioning sliding chute 6 are respectively formed in inner portions of one sides of the second fixing seat 2 and the third fixing seat 3 near the first fixing seat 1, the connecting sliding rods 5 at two ends of the first fixing seat 1 respectively pass through inner ends of the movable sliding chutes 7, the connecting sliding rods 5 mainly play a role of connecting and supporting, the positioning sliding rods 4 pass through inner ends of the movable sliding chutes 7, the length of the device can be controlled by the positioning sliding rods 4, a plurality of positioning holes 8 are formed at a lower end of a rod body of the positioning sliding rods 4, and positioning bolts 10, the upper end of a positioning bolt 10 is communicated with the inner end of a positioning hole 8 of a positioning slide rod 4, two mounting seats 11 are fixedly arranged at the top end of the same side of a first fixing seat 1, a second fixing seat 2 and a third fixing seat 3, a fixing shaft 19 is fixedly arranged at the inner end of the mounting seats 11, an arc-shaped lath 12 is rotatably sleeved on the fixing shaft 19, a connecting plate 13 is fixedly connected between the middle parts of the two arc-shaped laths 12, the arc-shaped lath 12 and the connecting plate 13 are integrally manufactured, a first screw hole 14 is formed at one end of the arc-shaped lath 12 far away from the mounting seats 11, a second screw hole 15 corresponding to the first screw hole 14 is formed at the top end of the other side of the first fixing seat 1, the second fixing seat 2 and the third fixing seat 3, the inner diameters of the first screw hole 14 and the second screw hole 15 are the same, the top end of the fixing bolt 16 is designed into a butterfly shape, so that twisting is convenient, the lower end of the connecting plate 13 is provided with the clamping plate 18, the center of the plate body of the connecting plate 13 is in threaded connection with the adjusting screw 17, the bottom end of the adjusting screw 17 is rotatably connected to the center of the upper end face of the clamping plate 18, and the adjusting screw 17 can be screwed to directly drive the clamping plate 18 to move up and down.
The positioning sliding groove 6 and the movable sliding groove 7 have the same structure, the inner diameter of the groove body close to the outer end is smaller than the inner diameter of the groove body close to the inner end, the positioning sliding rod 4 and the connecting sliding rod 5 are fixedly connected with a stop block 9 at one end far away from the first fixed seat 1, the stop block 9 is arranged in a cylindrical shape, the outer diameter of the stop block 9 is matched with the inner diameter of the groove body of the positioning sliding groove 6 and the inner end of the movable sliding groove 7, the stop block 9 can prevent the positioning sliding rod 4 and the connecting sliding rod 5 from derailing when moving, the positioning sliding rod 4 and the connecting sliding rod 5 are both made of stainless steel hollow tubes, the stainless steel hollow tubes can ensure the stability of the sliding rod structure and can also ensure that the clamping plate is not too heavy, a cushion 22 is fixedly arranged on the lower end face of the clamping plate 18, the comfort level when in use can be improved, limit sliding rods 20 are fixedly arranged on the positions, the upper end, the baffle 21 is fixedly connected to the top end of the limiting slide rod 20, the first fixing seat 1, the second fixing seat 2 and the third fixing seat 3 are identical in shape and specification and made of plastic materials, and therefore the portability of the whole device is guaranteed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an articular external fixator of orthopedics, includes first fixing base (1), second fixing base (2), third fixing base (3), its characterized in that: the front end and the rear end of the first fixing seat (1) close to the bottom end are fixedly connected with two connecting slide bars (5) and a positioning slide bar (4), the positioning slide bar (4) is positioned at the lower side between the two connecting slide bars (5), two movable chutes (7) and a positioning chute (6) are respectively arranged inside one sides of the second fixing seat (2) and the third fixing seat (3) close to the first fixing seat (1), the connecting slide bars (5) at the two ends of the first fixing seat (1) respectively pass through the inner ends of the movable chutes (7), the positioning slide bars (4) pass through the inner ends of the movable chutes (7), the lower end of a rod body of the positioning slide bar (4) is provided with a plurality of positioning holes (8), one end bottom of the two positioning chutes (6) close to the first fixing seat (1) is in threaded connection with positioning bolts (10), and the upper ends of the positioning bolts (10) pass through the inner ends of the positioning holes (8) of the, the top ends of the same sides of the first fixing seat (1), the second fixing seat (2) and the third fixing seat (3) are fixedly provided with two mounting seats (11), the inner ends of the mounting seats (11) are fixedly provided with fixing shafts (19), the fixing shafts (19) are rotatably sleeved with arc-shaped laths (12), a connecting plate (13) is fixedly connected between the middle parts of the two arc-shaped laths (12), one ends of the arc-shaped laths (12) far away from the mounting seats (11) are provided with first screw holes (14), the top ends of the other sides of the first fixing seat (1), the second fixing seat (2) and the third fixing seat (3) are provided with second screw holes (15) corresponding to the first screw holes (14), the inner ends of the first screw holes (14) are provided with fixing bolts (16) in a threaded manner, and the lower ends of the fixing bolts (16) are connected to the inner, the lower extreme of connecting plate (13) is provided with splint (18), the body center department threaded connection of connecting plate (13) has adjusting screw (17), the bottom of adjusting screw (17) is rotated and is connected in the up end center department of splint (18).
2. An external fixator for an orthopedic joint according to claim 1, wherein: the positioning sliding groove (6) and the movable sliding groove (7) are identical in structure, and the inner diameter of the groove body close to the outer end is smaller than that of the groove body close to the inner end.
3. An external fixator for an orthopedic joint according to claim 1, wherein: the positioning slide rod (4) and the connecting slide rod (5) are far away from the stop dog (9) which is fixedly connected with one end of the first fixing seat (1), the stop dog (9) is set to be cylindrical, and the outer diameter of the stop dog (9) is matched with the inner diameter of the groove body of the positioning slide groove (6) and the movable slide groove (7) close to the inner end.
4. An external fixator for an orthopedic joint according to claim 1, wherein: the positioning slide bar (4) and the connecting slide bar (5) are both made of stainless steel hollow pipes.
5. An external fixator for an orthopedic joint according to claim 1, wherein: the lower end face of the splint (18) is fixedly provided with a soft cushion (22).
6. An external fixator for an orthopedic joint according to claim 1, wherein: the upper end face of the clamping plate (18) is provided with a limiting sliding rod (20) close to two sides, and the top end of the limiting sliding rod (20) penetrates through the arc-shaped lath (12).
7. An external fixator for an orthopaedic joint according to claim 6, wherein: the top ends of the limiting slide bars (20) are fixedly connected with baffle plates (21).
8. An external fixator for an orthopedic joint according to claim 1, wherein: the first fixing seat (1), the second fixing seat (2) and the third fixing seat (3) are identical in shape and specification and are made of plastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146935.2A CN112263373A (en) | 2020-10-23 | 2020-10-23 | External fixator for orthopedic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146935.2A CN112263373A (en) | 2020-10-23 | 2020-10-23 | External fixator for orthopedic joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112263373A true CN112263373A (en) | 2021-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011146935.2A Pending CN112263373A (en) | 2020-10-23 | 2020-10-23 | External fixator for orthopedic joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112263373A (en) |
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| CN107496070A (en) * | 2017-09-20 | 2017-12-22 | 王腾 | A kind of bone external fixer |
| CN208435890U (en) * | 2018-02-24 | 2019-01-29 | 徐州医科大学附属医院 | A kind of orthopaedics Orthopedic splint installation clamp device |
| CN209220628U (en) * | 2018-12-29 | 2019-08-09 | 张勇 | A kind of adjustable plywood used in department of orthopaedics |
| CN110215330A (en) * | 2019-07-23 | 2019-09-10 | 河南省中医院（河南中医药大学第二附属医院） | Traditional Chinese medicine orthopedic splint |
| CN210019865U (en) * | 2019-03-11 | 2020-02-07 | 郑根存 | Novel external fixator for orthopedic joint |
| CN110786979A (en) * | 2019-11-08 | 2020-02-14 | 张志杰 | Orthopedics postoperative four limbs protector |
| WO2020082249A1 (en) * | 2018-10-22 | 2020-04-30 | 周小钢 | Orthopedic stabilizing device |
| CN210644286U (en) * | 2019-07-15 | 2020-06-02 | 新乡市康贝尔医疗科技有限公司 | Fixed buckled polymer splint of using of orthopedics |
| CN210903550U (en) * | 2019-07-31 | 2020-07-03 | 王召 | External fixation adjusting frame for orthopedic treatment |
| CN211067294U (en) * | 2019-11-05 | 2020-07-24 | 胡爱军 | Orthopedic leg joint fixing device |
| CN211271073U (en) * | 2019-06-20 | 2020-08-18 | 靖哥哥(福建)网络科技有限公司 | Joint positioning and fixing device for orthopedic surgery |
| CN111568623A (en) * | 2020-06-13 | 2020-08-25 | 尚奎大 | Orthopedics first aid fixing device |
-
2020
- 2020-10-23 CN CN202011146935.2A patent/CN112263373A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107496070A (en) * | 2017-09-20 | 2017-12-22 | 王腾 | A kind of bone external fixer |
| CN208435890U (en) * | 2018-02-24 | 2019-01-29 | 徐州医科大学附属医院 | A kind of orthopaedics Orthopedic splint installation clamp device |
| WO2020082249A1 (en) * | 2018-10-22 | 2020-04-30 | 周小钢 | Orthopedic stabilizing device |
| CN209220628U (en) * | 2018-12-29 | 2019-08-09 | 张勇 | A kind of adjustable plywood used in department of orthopaedics |
| CN210019865U (en) * | 2019-03-11 | 2020-02-07 | 郑根存 | Novel external fixator for orthopedic joint |
| CN211271073U (en) * | 2019-06-20 | 2020-08-18 | 靖哥哥(福建)网络科技有限公司 | Joint positioning and fixing device for orthopedic surgery |
| CN210644286U (en) * | 2019-07-15 | 2020-06-02 | 新乡市康贝尔医疗科技有限公司 | Fixed buckled polymer splint of using of orthopedics |
| CN110215330A (en) * | 2019-07-23 | 2019-09-10 | 河南省中医院（河南中医药大学第二附属医院） | Traditional Chinese medicine orthopedic splint |
| CN210903550U (en) * | 2019-07-31 | 2020-07-03 | 王召 | External fixation adjusting frame for orthopedic treatment |
| CN211067294U (en) * | 2019-11-05 | 2020-07-24 | 胡爱军 | Orthopedic leg joint fixing device |
| CN110786979A (en) * | 2019-11-08 | 2020-02-14 | 张志杰 | Orthopedics postoperative four limbs protector |
| CN111568623A (en) * | 2020-06-13 | 2020-08-25 | 尚奎大 | Orthopedics first aid fixing device |
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Application publication date: 20210126 |