CN221331340U - Arc bone passageway drilling equipment - Google Patents
Arc bone passageway drilling equipment Download PDFInfo
- Publication number
- CN221331340U CN221331340U CN202322274695.XU CN202322274695U CN221331340U CN 221331340 U CN221331340 U CN 221331340U CN 202322274695 U CN202322274695 U CN 202322274695U CN 221331340 U CN221331340 U CN 221331340U
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- China
- Prior art keywords
- needle body
- bone tunnel
- movable plate
- arc
- rotating shaft
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 28
- 238000005553 drilling Methods 0.000 title claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 239000002639 bone cement Substances 0.000 abstract description 18
- 208000027418 Wounds and injury Diseases 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000036285 pathological change Effects 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 206010073306 Exposure to radiation Diseases 0.000 description 1
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000435 percutaneous penetration Toxicity 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model provides an arc bone channel drilling device. The arc bone tunnel drilling device includes: a needle body; the movable plate is movably arranged in the needle body; the cone head is fixedly arranged at the top of the movable plate; the rolling balls are embedded between the needle body and the movable plate; the adjusting component is arranged in the needle body and is used for adjusting the angle of the conical head; the driving assembly is arranged in the needle body and used for driving the cone head to rotate. The arc bone channel drilling device provided by the utility model has the advantages that an arc channel can be established on the vertebrae of a patient, so that bone cement can be conveniently guided to spread everywhere.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an arc-shaped bone channel drilling device.
Background
Percutaneous vertebroplasty refers to percutaneous penetration, bone cement is injected into a pathological change vertebral body through a pedicle way, so as to achieve the purposes of increasing the intensity and stability of the vertebral body, preventing collapse and relieving pain, and the minimally invasive spinal surgery technology can recover part of the height of the vertebral body to a certain extent, and researches show that: the good dispersion and symmetrical distribution of bone cement in the pathological change vertebral body are the key for relieving pain symptoms and recovering the biomechanical function of the spine, and the bilateral puncture injection of bone cement can meet the symmetrical distribution of bone cement in the vertebral body, but also increase the puncture quantity and operation difficulty, increase the risk of radiation exposure and bone cement leakage, and increase the contralateral dispersion of bone cement on the basis of unilateral puncture, so that the improvement of curative effect is always a research hot spot.
The existing bone cement dispersion channels mostly adopt straight bone drill drilling holes to create bone cement dispersion channels, after bone cement is injected, the bone cement is dispersed to the periphery along the drilling holes in the vertebral body, and the filling effect is achieved, but the straight bone drill can only build the straight channels and can not extend to opposite sides, bone cement dispersion can be limited to puncture sides during injection, bone cement in the vertebral body is unevenly distributed, and poor curative effect or operation failure can be caused.
Accordingly, there is a need to provide a new arcuate bone tunnel drilling device that addresses the above-described problems.
Disclosure of utility model
The utility model provides an arc-shaped bone channel drilling device, which aims to solve the technical problem that a straight bone drill can only establish a straight channel and cannot extend to the opposite side.
The utility model provides an arc bone channel drilling device, comprising: a needle body; the movable plate is movably arranged in the needle body; the cone head is fixedly arranged at the top of the movable plate; the rolling balls are embedded between the needle body and the movable plate; the adjusting component is arranged in the needle body and is used for adjusting the angle of the conical head; the driving assembly is arranged in the needle body and used for driving the cone head to rotate.
Preferably, the adjusting component comprises a supporting plate and a fixed shaft, wherein the supporting plate is fixedly arranged in the needle body, and the fixed shaft is rotatably arranged on the supporting plate and is fixedly connected with the movable plate.
Preferably, the driving assembly comprises a rotating shaft, two bevel gears and two stay wires, wherein the rotating shaft is rotatably installed in the needle body, the two bevel gears are fixedly installed on the rotating shaft and the fixed shaft respectively, and the two stay wires are wound on the rotating shaft and extend out of the needle body.
Preferably, the anti-slip sleeve is fixedly sleeved on the needle body, one side of the anti-slip sleeve is provided with an indication color block, and the indication color block is consistent with the indication direction of the needle head on the needle body.
Preferably, two limiting plates are fixedly installed on the rotating shaft, the two limiting plates are respectively located on two sides of the bevel gear fixedly installed on the rotating shaft, and the two stay wires are respectively located on one sides, away from each other, of the two limiting plates.
Preferably, a collection bin is arranged in the conical head, and a plurality of feeding holes communicated with the collection bin are formed in the conical head.
Preferably, both ends of the rotating shaft are fixedly provided with movable blocks, two movable blocks are rotatably connected with the needle body, and the movable blocks are provided with multi-edge grooves.
Compared with the related art, the arc bone channel drilling device provided by the utility model has the following beneficial effects:
The utility model provides an arc bone channel drilling device, which comprises:
1. the needle body is used for guiding and matching with the cone head to punch holes so as to form an arc-shaped channel, bone cement is convenient to diffuse, the movable plate can rotate more smoothly through the balls, the cone head can be driven to rotate through the rotating fixed shaft, so that the vertebra of a patient can be punched, the stability of the cone head can be improved through the supporting plate, the rotating shaft can be driven to rotate through pulling a pull wire wound on the rotating shaft, and the fixed shaft is driven to rotate;
2. Can prevent through the antiskid cover that this device outward appearance is too smooth and is taken off easily, can assist medical personnel to know the syringe needle of needle through instructing the colour lump and point to, can prevent to act as go-between and twine easily on bevel gear and lead to the bevel gear to be difficult to normally rotate through the limiting plate, can collect the garrulous bone bits etc. substance in getting into the conical head by the feed port through collecting the storehouse, can rotate movable block through stretching into the screwdriver of polygonal to drive the pivot and rotate the rolling and act as go-between.
Drawings
FIG. 1 is a schematic cross-sectional front view of a preferred embodiment of an arcuate bone tunnel drilling device according to the present utility model;
FIG. 2 is an enlarged schematic view of the portion A shown in FIG. 1;
FIG. 3 is a schematic view of a three-dimensional structure of a needle and an anti-slip sleeve according to the present utility model;
FIG. 4 is a schematic view of a three-dimensional structure of a movable plate according to the present utility model.
Reference numerals in the drawings: 1. a needle body; 2. a movable plate; 3. a conical head; 4. a ball; 5. a rotating shaft; 6. a support plate; 7. a fixed shaft; 8. bevel gears; 9. a pull wire; 10. a limiting plate; 11. a movable block; 12. an anti-skid sleeve; 13. an indication color block; 14. a collecting bin; 15. and a feed hole.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1-4, fig. 1 is a schematic cross-sectional front view of a drilling device for arc bone tunnel according to a preferred embodiment of the present utility model; FIG. 2 is an enlarged schematic view of the portion A shown in FIG. 1; FIG. 3 is a schematic view of a three-dimensional structure of a needle and an anti-slip sleeve according to the present utility model; FIG. 4 is a schematic view of a three-dimensional structure of a movable plate according to the present utility model.
The arc bone tunnel drilling device includes: a needle body 1; the movable plate 2 is movably arranged in the needle body 1; the conical head 3 is fixedly arranged at the top of the movable plate 2; a plurality of balls 4, wherein the balls 4 are embedded between the needle body 1 and the movable plate 2; the adjusting component is arranged in the needle body 1 and is used for adjusting the angle of the conical head 3; the driving assembly is arranged in the needle body 1 and used for driving the conical head 3 to rotate, the needle body 1 is used for guiding the conical head 3 to punch and form an arc-shaped channel, bone cement is convenient to diffuse, and the movable plate 2 can rotate more smoothly through the balls 4.
The adjusting component comprises a supporting plate 6 and a fixed shaft 7, the supporting plate 6 is fixedly arranged in the needle body 1, the fixed shaft 7 is rotatably arranged on the supporting plate 6 and fixedly connected with the movable plate 2, and the conical head 3 can be driven to rotate by rotating the fixed shaft 7, so that the vertebrae of a patient are perforated, and the stability of the conical head 3 can be improved through the supporting plate 6.
The driving assembly comprises a rotating shaft 5, two bevel gears 8 and two stay wires 9, wherein the rotating shaft 5 is rotatably arranged in the needle body 1, the bevel gears 8 are fixedly arranged on the rotating shaft 5 and the fixed shaft 7 respectively, the stay wires 9 are wound on the rotating shaft 5 and extend out of the needle body 1, and the stay wires 9 wound on the rotating shaft 5 are pulled to drive the rotating shaft 5 to rotate so as to drive the fixed shaft 7 to rotate.
The anti-slip cover 12 is fixedly sleeved on the needle body 1, an indication color block 13 is arranged on one side of the anti-slip cover 12, the indication color block 13 is consistent with the indication direction of the needle head on the needle body 1, the outer surface of the device can be prevented from being too smooth and easy to take off, and medical staff can be assisted to know the direction of the needle head of the needle body 1 through the indication color block 13.
Two limiting plates 10 are fixedly mounted on the rotating shaft 5, the two limiting plates 10 are respectively located on two sides of the bevel gear 8 fixedly mounted on the rotating shaft 5, the two stay wires 9 are respectively located on two sides, away from each other, of the limiting plates 10, and the stay wires 9 can be prevented from being wound on the bevel gear 8 easily through the limiting plates 10, so that the bevel gear 8 is difficult to rotate normally.
The cone head 3 is internally provided with a collecting bin 14, the cone head 3 is provided with a plurality of feeding holes 15 communicated with the collecting bin 14, and substances such as broken bone fragments entering the cone head 3 from the feeding holes 15 can be collected through the collecting bin 14.
The two ends of the rotating shaft 5 are fixedly provided with movable blocks 11, the two movable blocks 11 are rotatably connected with the needle body 1, the two movable blocks 11 are provided with polygonal grooves, and the movable blocks 11 can be rotated by extending polygonal screwdrivers into the movable blocks 11, so that the rotating shaft 5 is driven to rotate the winding pull wire 9.
The working principle of the arc bone channel drilling device provided by the utility model is as follows:
When the device is used, the rotating shaft 5 is rotated by the multi-angle screwdriver to wind the stay wire 9, the traditional hole rotating device drills a channel on the vertebra of a patient, the conical head 3 is stretched into the channel, the direction of the conical head 3 is adjusted according to the requirement, the conical head 3 only needs to be stretched when the conical head 3 is required to be stretched, the stay wire 9 is rapidly pulled by the winding device such as a motor, the rotating shaft 5 can be driven to rotate, the movable plate 2 is driven to rotate, the conical head 3 can continuously and forwards punch holes at the moment, an arc-shaped channel is formed, bone cement is conveniently guided to different directions, the distribution of the bone cement is more uniform, and the operation effect is ensured.
Compared with the related art, the arc bone channel drilling device provided by the utility model has the following beneficial effects:
The utility model provides an arc bone channel drilling device, which is characterized in that an arc channel can be formed by guiding and matching a conical head 3 through a needle body 1 to punch, bone cement can be conveniently diffused, a movable plate 2 can rotate more smoothly through a ball 4, the conical head 3 can be driven to rotate through a rotating fixed shaft 7, thus punching the vertebrae of a patient, the stability of the conical head 3 can be increased through a supporting plate 6, the rotating shaft 5 can be driven to rotate through pulling a pull wire 9 wound on a rotating shaft 5, thus driving the fixed shaft 7 to rotate, the appearance of the device can be prevented from being too smooth and easy to take off, a medical staff can be assisted to know the needle head direction of the needle body 1 through an indication color block 13, the pull wire 9 can be prevented from being wound on a bevel gear 8 easily through a limiting plate 10, so that the bevel gear 8 is difficult to rotate normally, substances such as broken bone fragments entering the conical head 3 from a feed hole 15 can be collected through a collecting bin 14, and the rotating movable block 11 can be driven to rotate the rotating shaft 5 through a polygonal screwdriver into the movable block 11.
The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. An arcuate bone tunnel drilling apparatus, comprising:
a needle body;
the movable plate is movably arranged in the needle body;
the cone head is fixedly arranged at the top of the movable plate;
The rolling balls are embedded between the needle body and the movable plate;
The adjusting component is arranged in the needle body and is used for adjusting the angle of the conical head;
the driving assembly is arranged in the needle body and used for driving the cone head to rotate.
2. The arcuate bone tunnel boring device of claim 1, wherein the adjustment assembly includes a support plate fixedly mounted within the needle body and a stationary shaft rotatably mounted on the support plate and fixedly connected to the movable plate.
3. The arcuate bone tunnel drilling device of claim 2 wherein said drive assembly includes a shaft rotatably mounted within said needle body, two bevel gears fixedly mounted on said shaft and said stationary shaft, respectively, and two pull wires wound around said shaft and extending outside said needle body.
4. The arc bone tunnel drilling device according to claim 1, wherein the needle body is fixedly sleeved with an anti-slip sleeve, one side of the anti-slip sleeve is provided with an indication color block, and the indication color block is consistent with the indication direction of the needle head on the needle body.
5. The arc bone tunnel boring device according to claim 3, wherein two limiting plates are fixedly installed on the rotating shaft, the two limiting plates are respectively located at two sides of the bevel gear fixedly installed on the rotating shaft, and the two stay wires are respectively located at one side, away from each other, of the two limiting plates.
6. The device for drilling an arc bone tunnel according to claim 1, wherein a collection bin is arranged in the conical head, and a plurality of feeding holes communicated with the collection bin are formed in the conical head.
7. The arc bone tunnel drilling device according to claim 3, wherein movable blocks are fixedly installed at two ends of the rotating shaft, the two movable blocks are rotatably connected with the needle body, and the two movable blocks are provided with polygonal grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322274695.XU CN221331340U (en) | 2023-08-23 | 2023-08-23 | Arc bone passageway drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322274695.XU CN221331340U (en) | 2023-08-23 | 2023-08-23 | Arc bone passageway drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221331340U true CN221331340U (en) | 2024-07-16 |
Family
ID=91847162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322274695.XU Active CN221331340U (en) | 2023-08-23 | 2023-08-23 | Arc bone passageway drilling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221331340U (en) |
-
2023
- 2023-08-23 CN CN202322274695.XU patent/CN221331340U/en active Active
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