CN216823574U - Femoral bone drill for knee arthroscopic ligament reconstruction surgery - Google Patents
Femoral bone drill for knee arthroscopic ligament reconstruction surgery Download PDFInfo
- Publication number
- CN216823574U CN216823574U CN202220022980.5U CN202220022980U CN216823574U CN 216823574 U CN216823574 U CN 216823574U CN 202220022980 U CN202220022980 U CN 202220022980U CN 216823574 U CN216823574 U CN 216823574U
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- CN
- China
- Prior art keywords
- rod
- built
- drill
- limiting spring
- ligament reconstruction
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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.)
- Expired - Fee Related
Links
- 210000003041 ligament Anatomy 0.000 title claims abstract description 24
- 210000003127 knee Anatomy 0.000 title claims abstract description 20
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 18
- 210000000988 bone and bone Anatomy 0.000 title abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 210000001694 thigh bone Anatomy 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 210000000629 knee joint Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 12
- 238000005553 drilling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 208000012659 Joint disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 210000001264 anterior cruciate ligament Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 210000002967 posterior cruciate ligament Anatomy 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of medical equipment, and discloses a femoral canal drill for knee arthroscopic ligament reconstruction surgery, which comprises an installation head, wherein an insert rod is arranged on the surface of the installation head in a penetrating way, a transmission gear is arranged above the insert rod, a transmission rod is fixed above the transmission gear, and a friction knob is arranged above the transmission rod; the built-in conical rod is fixed on the right side of the mounting head, limiting spring pieces are arranged on the upper side and the lower side of the built-in conical rod, and one side, far away from the horizontal center line of the built-in conical rod, of each limiting spring piece is connected with an auxiliary limiting spring; and the fixed block is arranged outside the built-in conical rod. The femoral canal drill for the knee arthroscopic ligament reconstruction surgery can be quickly connected with an electric drill through the arranged connecting lantern ring, and the circular fixture block and the electric drill connector are mutually connected and clamped; the thick drill bit and the thin drill bit can simultaneously complete the drilling work of the thick channel and the thin channel of the bone drill, and the operation efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically be a knee joint mirror ligament is rebuild operation thighbone bone way and is bored.
Background
The arthroscopy technology is the minimally invasive technology used in orthopedics, the diagnosis rate of joint diseases is greatly improved, the current treatment range is developed to reconstruction of anterior and posterior cruciate ligaments, along with improvement of surgical instruments and improvement of performance of the arthroscopy, the time required by the operation is obviously shortened, the accuracy and pertinence of the treatment are not reduced due to the reduction of the time, the trend of obvious improvement is shown on the contrary, and a bone drill is required to drill a bone passage in the reconstruction operation of the ligaments under the arthroscopy of the knee joint.
The existing femoral bone drill for the knee arthroscopic ligament reconstruction surgery generally can be connected and fixed by a plurality of screws when being assembled, the assembly process is time-consuming, the surgery time is wasted, and therefore the femoral bone drill for the knee arthroscopic ligament reconstruction surgery is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ligament is rebuild and is operated thighbone bone way and bore under knee arthroscope to propose ligament under knee arthroscope and rebuild operation thighbone way and bore in solving above-mentioned background art, can use a plurality of screws to connect fixedly usually when assembling, the assembling process is comparatively time-consuming, extravagant operation time's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a femoral canal drill for knee arthroscopic ligament reconstruction surgery, comprising:
the mounting head is provided with an insertion rod on the surface in a penetrating manner, a transmission gear is arranged above the insertion rod, a transmission rod is fixed above the transmission gear, and a friction knob is arranged above the transmission rod;
the built-in conical rod is fixed on the right side of the mounting head, limiting spring pieces are arranged on the upper side and the lower side of the built-in conical rod, and one side, far away from the horizontal center line of the built-in conical rod, of each limiting spring piece is connected with an auxiliary limiting spring;
the fixed block is arranged outside the built-in conical rod, a sector gear is arranged on the left side of the fixed block, and a movable groove is formed in the inner side of the fixed block.
Preferably, the fixed block is further provided with:
the connecting lantern ring is fixed on the right side of the fixing block, and a circular fixture block is installed inside the connecting lantern ring;
the telescopic rod is connected to one side, away from the horizontal central line of the connecting lantern ring, of the circular clamping block, and a telescopic spring is sleeved on the surface of the telescopic rod.
Preferably, the mounting head is further provided with:
and the coarse drill bit penetrates through the mounting head, and the fine drill bit penetrates through the coarse drill bit.
Preferably, the telescopic rod penetrates through the inside of the connecting sleeve ring, the circular clamping block is elastically connected with the connecting sleeve ring through the telescopic spring, and the diameter of the circular clamping block is larger than that of the telescopic rod.
Preferably, the sector gear is perpendicular to the transmission gear, the sector gear is meshed with the transmission gear, the sector gear and the fixing block are integrally formed, and the diameter of one end of the sector gear is the same as that of the fixing block.
Preferably, the limiting spring piece is elastically connected with the fixed block through an auxiliary limiting spring, the moving range of the limiting spring piece is matched with the depth of the moving groove, and the size of the limiting spring piece is matched with that of the built-in conical rod.
Preferably, the transmission gear is perpendicular to the transmission rod, the transmission rod and the friction knob are integrally formed, the transmission gear is movably connected with the mounting head through the insertion rod, and the mounting head is in threaded connection with the fixing block.
Compared with the prior art, the utility model provides a knee joint is ligament rebuilds operation thighbone bone way under mirror and is bored possesses following beneficial effect: this operation thighbone bone way is bored in one end of fixed block is fixed sector gear to ligament reconstruction under knee arthroscope, utilizes sector gear and drive gear's rotation to drive the fixed block and rotates to carry out the high-speed joint to the installation head, need not to use the screw in addition to fix the installation head, it is convenient to install.
1. The utility model can be quickly connected with the electric drill through the arranged connecting sleeve ring, and the circular fixture block and the electric drill connector are mutually connected and clamped; the drilling work of the rough channel and the fine channel of the bone drill can be completed simultaneously through the arranged rough drill bit and the fine drill bit, so that the operation efficiency is improved;
2. the utility model can clamp the built-in conical rod through the arranged limiting spring piece, and further increase the connection tightness between the built-in conical rod and the fixed block, thereby effectively further fixing the built-in conical rod and avoiding the built-in conical rod from falling off;
3. the utility model discloses a threaded connection between installation head and the fixed block that sets up to through sector gear and drive gear's intermeshing, thereby make and carry out the high-speed joint between installation head and the fixed block, it is more convenient to use, need not to use other connecting elements to install the head and fix once more with the fixed block.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the external structure of the mounting head and the fixing block of the present invention;
FIG. 3 is a schematic view of the internal structure of the mounting head and the fixing block of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a fine drill bit; 2. a rough drill bit; 3. a mounting head; 4. inserting a rod; 5. a sector gear; 6. a fixed block; 7. a connecting lantern ring; 8. a transmission gear; 9. a friction knob; 10. a transmission rod; 11. a conical rod is arranged inside; 12. a telescopic rod; 13. a tension spring; 14. a circular fixture block; 15. a movable groove; 16. an auxiliary limit spring; 17. limiting spring pieces.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a femoral canal drill for knee arthroscopic ligament reconstruction surgery comprises: the installing method comprises the following steps that an installing head 3 is installed, an inserting rod 4 penetrates through the surface of the installing head 3, a transmission gear 8 is arranged above the inserting rod 4, a transmission rod 10 is fixed above the transmission gear 8, a friction knob 9 is arranged above the transmission rod 10, the transmission gear 8 is perpendicular to the transmission rod 10, the transmission rod 10 and the friction knob 9 are integrally formed, the transmission gear 8 is movably connected with the installing head 3 through the inserting rod 4, a sector gear 5 is fixed at one end of a fixing block 6, the fixing block 6 is driven to rotate by the rotation of the sector gear 5 and the transmission gear 8, the installing head 3 is rapidly connected, the installing head 3 does not need to be fixed through screws, and the installing head is convenient and fast to install; the connecting sleeve ring 7 is fixed on the right side of the fixing block 6, a circular fixture block 14 is installed inside the connecting sleeve ring 7, the connecting sleeve ring 7 can be quickly connected with an electric drill, and the circular fixture block 14 and an electric drill connector are mutually connected and clamped; telescopic link 12, its one side of keeping away from the horizontal center line of the connection lantern ring 7 at circular fixture block 14, and the surface cover of telescopic link 12 is equipped with expanding spring 13, telescopic link 12 runs through in the inside of the connection lantern ring 7, and circular fixture block 14 passes through expanding spring 13 and the elastic connection of the connection lantern ring 7, and the diameter of circular fixture block 14 is greater than the diameter of telescopic link 12, thick drill bit 2, it wears to establish the inside at installation head 3, and thin drill bit 1 is worn to be equipped with in the inside of thick drill bit 2, can accomplish the drilling work of the thick way and the thin way that the bone way bored simultaneously through thick drill bit 2 and the thin drill bit 1 that set up, improve operation efficiency.
As shown in fig. 3 and 4, a femoral canal drill for knee arthroscopic ligament reconstruction surgery comprises: the built-in conical rod 11 is fixed on the right side of the mounting head 3, the upper side and the lower side of the built-in conical rod 11 are both provided with limiting spring pieces 17, one side, away from the horizontal central line of the built-in conical rod 11, of each limiting spring piece 17 is connected with an auxiliary limiting spring 16, each limiting spring piece 17 is elastically connected with the fixed block 6 through the corresponding auxiliary limiting spring 16, the moving range of each limiting spring piece 17 is matched with the depth of the corresponding moving groove 15, the size of each limiting spring piece 17 is matched with that of the built-in conical rod 11, the built-in conical rod 11 can be clamped through the arranged limiting spring pieces 17, and the connection tightness between the built-in conical rod 11 and the fixed block 6 is further increased, so that the built-in conical rod 11 can be effectively further fixed, and the built-in conical rod 11 is prevented from falling off; fixed block 6, it installs the outside at built-in toper pole 11, the left side of fixed block 6 is equipped with sector gear 5, movable slot 15 has been seted up to the inboard of fixed block 6, sector gear 5 and drive gear 8 mutually perpendicular, and sector gear 5 and drive gear 8 intermeshing, sector gear 5 and the 6 integral type shaping of fixed block, and sector gear 5's one end diameter is the same with the diameter of fixed block 6, installation head 3 and the 6 threaded connection of fixed block, threaded connection between installation head 3 and fixed block 6 through the setting, and through sector gear 5 and drive gear 8's intermeshing, thereby make and carry out the high-speed joint between installation head 3 and the fixed block 6, and is more convenient to use, need not to use other connecting elements to fix installation head 3 and fixed block 6 once more.
The working principle is as follows: when the femoral canal drill is used for the knee arthroscopic ligament reconstruction surgery, firstly, a thin drill bit 1 is penetrated into a thick drill bit 2, and the thick drill bit 2 is penetrated into an installation head 3 from one end close to a built-in conical rod 11; secondly, inserting the built-in conical rod 11 into the fixing block 6, extruding the limiting spring piece 17 outwards while inserting, wherein the auxiliary limiting spring 16 is in a compressed state, screwing the mounting head 3 to be connected with the fixing block 6, and inserting the inserting rod 4 into the mounting head 3; then, the transmission rod 10 is rotated through the friction knob 9 to rotate, at the moment, the transmission rod 10 can drive the friction knob 9 to rotate to drive the sector gear 5 to rotate, so that the sector gear 5 moves towards one side away from the built-in conical rod 11, at the moment, the fixed block 6 is driven to move leftwards to engage and fasten the fixed block 6, and the fixed block 6 is prevented from falling off; finally, the electric drill connector is inserted into the connecting sleeve ring 7, the circular fixture block 14 in the connecting sleeve ring 7 moves outwards under the pushing of the connector, so that the telescopic spring 13 is compressed outwards, the connector is clamped inwards through the elastic force of the telescopic spring 13, the connector can be moved, the connection process of the connector and the bone drill can be completed, and the working principle of the femoral bone drill for the knee arthroscopic ligament reconstruction surgery is adopted.
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 (7)
1. The utility model provides a knee joint is ligament rebuilds operation thighbone bone way under mirror bores which characterized in that includes:
the mounting head (3), an insert rod (4) penetrates through the surface of the mounting head (3), a transmission gear (8) is arranged above the insert rod (4), a transmission rod (10) is fixed above the transmission gear (8), and a friction knob (9) is arranged above the transmission rod (10);
the built-in conical rod (11) is fixed on the right side of the mounting head (3), limiting spring pieces (17) are arranged on the upper side and the lower side of the built-in conical rod (11), and one side, away from the horizontal center line of the built-in conical rod (11), of each limiting spring piece (17) is connected with an auxiliary limiting spring (16);
the fixed block (6) is arranged outside the built-in conical rod (11), a sector gear (5) is arranged on the left side of the fixed block (6), and a movable groove (15) is formed in the inner side of the fixed block (6).
2. The femoral canal drill for knee arthroscopic ligament reconstruction surgery according to claim 1, characterized in that the fixing block (6) is further provided with:
the connecting lantern ring (7) is fixed on the right side of the fixing block (6), and a circular clamping block (14) is installed inside the connecting lantern ring (7);
the telescopic rod (12) is connected to one side, away from the horizontal center line of the connecting sleeve ring (7), of the circular clamping block (14), and the surface of the telescopic rod (12) is sleeved with a telescopic spring (13).
3. The femoral canal drill for knee arthroscopic ligament reconstruction surgery according to claim 1, wherein the mounting head (3) is further provided with:
and the coarse drill bit (2) is arranged in the mounting head (3) in a penetrating manner, and the fine drill bit (1) is arranged in the coarse drill bit (2) in a penetrating manner.
4. The femoral canal drill for knee arthroscopic ligament reconstruction surgery according to claim 2, wherein the telescopic rod (12) penetrates through the inside of the connecting ring (7), the circular fixture block (14) is elastically connected with the connecting ring (7) through a telescopic spring (13), and the diameter of the circular fixture block (14) is larger than that of the telescopic rod (12).
5. The femoral canal drill for the knee arthroscopic ligament reconstruction surgery according to claim 1, wherein the sector gear (5) and the transmission gear (8) are perpendicular to each other, the sector gear (5) and the transmission gear (8) are meshed with each other, the sector gear (5) and the fixing block (6) are integrally formed, and one end of the sector gear (5) has the same diameter as that of the fixing block (6).
6. The femoral canal drill for the knee arthroscopic ligament reconstruction surgery according to claim 1, wherein the limiting spring piece (17) is elastically connected with the fixed block (6) through an auxiliary limiting spring (16), the moving range of the limiting spring piece (17) is matched with the depth of the moving groove (15), and the size of the limiting spring piece (17) is matched with that of the built-in conical rod (11).
7. The femoral canal drill for the knee arthroscopic ligament reconstruction surgery according to claim 1, wherein the transmission gear (8) and the transmission rod (10) are perpendicular to each other, the transmission rod (10) and the friction knob (9) are integrally formed, the transmission gear (8) is movably connected with the mounting head (3) through the insertion rod (4), and the mounting head (3) is in threaded connection with the fixing block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220022980.5U CN216823574U (en) | 2022-01-06 | 2022-01-06 | Femoral bone drill for knee arthroscopic ligament reconstruction surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220022980.5U CN216823574U (en) | 2022-01-06 | 2022-01-06 | Femoral bone drill for knee arthroscopic ligament reconstruction surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216823574U true CN216823574U (en) | 2022-06-28 |
Family
ID=82113488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220022980.5U Expired - Fee Related CN216823574U (en) | 2022-01-06 | 2022-01-06 | Femoral bone drill for knee arthroscopic ligament reconstruction surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216823574U (en) |
-
2022
- 2022-01-06 CN CN202220022980.5U patent/CN216823574U/en not_active Expired - Fee Related
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Legal Events
| 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: 20220628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |