CN215273255U - Novel intramedullary nail interlocking nail implanting device - Google Patents
Novel intramedullary nail interlocking nail implanting device Download PDFInfo
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- CN215273255U CN215273255U CN202120460678.3U CN202120460678U CN215273255U CN 215273255 U CN215273255 U CN 215273255U CN 202120460678 U CN202120460678 U CN 202120460678U CN 215273255 U CN215273255 U CN 215273255U
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Abstract
The utility model relates to a novel intramedullary nail interlocking nail implanting device, which comprises a positioning handle and a virtual imaging device; the locating handle is fixed with the intramedullary nail, and the other end of the locating handle is provided with a locating matching device which is a cube frame with eight locating angles; the virtual imaging device is a head-mounted virtual imaging display and can display the positions of the positioning handle and the intramedullary nail, such as a Hololens device, a database of the virtual imaging device is provided with a plurality of virtual combination models of the positioning handle and the intramedullary nail for calling during operation, the virtual imaging device can control the movement of the virtual model through gesture control, the virtual imaging device can identify the positioning angle, the matching precision of the virtual imaging device and the intramedullary nail in reality is ensured, and the entry positioning of the interlocking nail is convenient; its advantages are: the stability is high, the security is good, when can realizing the intramedullary nail fixed, the visualization of corresponding access channel can supply to rely on visual direct operation, and positioning accuracy is high.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a novel intramedullary nail interlocking nail implanting device.
Background
At present, intramedullary nails are clinically common internal fixation devices for fixing long dry bone fractures, and the safe and accurate implantation of interlocking nails of the intramedullary nails is the key for ensuring the success of the operation. The former method mainly adopts a rigid positioning device externally connected with the main nail of the intramedullary nail to position the nail path implanted by the interlocking nail at the far end and the near end, and the method generates the failure of the positioning of the interlocking nail position because the main nail and the externally connected positioning device have more connecting joints and the relative position may change during the operation. Once the traditional positioning method fails in nail placement, an operator can only position the interlocking nail holes by means of repeated fluoroscopy of the X-ray fluoroscopy machine, the operation time is infinitely prolonged, the radiation dose is increased, and radiation injury is caused to a patient and the operator. If the interlocking nail is implanted in failure or is not locked in the main nail of the intramedullary nail, the firmness of the fixation of the intramedullary nail is seriously influenced, and even the fracture is displaced again, the deformed fracture is healed or is not healed and other complications are caused.
The Chinese patent application: CN208677556U discloses a tibia intramedullary nail aiming device, which belongs to the field of surgical instruments matched with orthopedic implants and aims to provide a tibia intramedullary nail aiming device convenient for aligning a locking nail with a locking hole on an intramedullary nail so as to solve the problem that the intramedullary nail is difficult to fix; the intramedullary nail sighting device comprises a near-end sighting frame and a far-end sighting frame, wherein the far-end sighting frame comprises a sighting rod and a transverse bracket, and the sighting rod is connected with the handle through a conversion bracket; the near-end aiming frame comprises a double-horizontal-nail aiming frame and a cross-nail aiming frame, the double-horizontal-nail aiming frame is fixedly connected with the handle through a conversion support, and the cross-nail aiming frame is fixedly connected with the handle. This application is applicable to aiming of shin bone intramedullary nail, but it still provides traditional mechanical positioning mode, complex operation, and is not visual, and is inefficient.
In summary, there is a need for a novel interlocking nail implanting device for intramedullary nails, which has high stability, good safety, and high positioning accuracy, and can realize visualization of corresponding approach channels when the intramedullary nail is fixed, and can be directly operated by vision.
Disclosure of Invention
The utility model aims at providing a stability is high, the security is good, when can realizing that the intramedullary nail is fixed, and corresponding access channel is visual, can supply to rely on vision direct operation, and the novel intramedullary nail interlocking nail implantation device that positioning accuracy is high.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a novel intramedullary nail interlocking nail implanting device comprises a positioning handle and a virtual imaging device; the positioning handle is connected with the intramedullary nail, a positioning matching device is arranged on the positioning handle, a plurality of positioning angles are arranged on the positioning matching device, and the virtual imaging device identifies the positioning angles.
As a preferred technical solution, the positioning matching device is a square frame with eight positioning angles.
As a preferred technical solution, the positioning matching device is detachably connected with the positioning handle.
As a preferred technical scheme, a positioning rod is arranged on the positioning pairing device and is connected with the positioning handle through a bolt.
As a preferable technical solution, the virtual imaging device is a head-mounted virtual imaging display, and can display the positions of the positioning handle and the intramedullary nail.
The utility model has the advantages that:
1. novel intramedullary nail interlocking nail is implanted device includes location handle, virtual image device, the location handle is equipped with the location on it and pairs the device, the location pairs the device and has the angle of location that is used for providing accurate matching, virtual image device can discern the location pairs the device, make virtual model with location handle and the intramedullary nail of being connected with the location handle match the location, make corresponding access channel can be visual.
2. Novel intramedullary nail interlocking nail is implanted device can avoid connecting joint between intramedullary nail main nail and the external positioner more, and relative position takes place to change in the middle of the operation, takes place the condition of the failure of interlocking nail position location and takes place, and can also avoid relying on X line perspective machine's the location of carrying out interlocking nail hole of repeated perspective, leads to the unlimited extension of operation time and radioactive ray radiant quantity increase, leads to the risk that radiation injury led to the fact patient and operation doctor.
Drawings
Fig. 1 is a three-dimensional schematic view of the novel intramedullary nail interlocking nail implanting device of the utility model.
Fig. 2 is a schematic view of a positioning handle of the novel intramedullary nail interlocking nail implanting device of the utility model.
Fig. 3 is a schematic view of a positioning handle of another novel intramedullary nail interlocking nail implanting device of the invention.
Detailed Description
The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and such equivalents also fall within the scope of the appended claims.
The reference numerals and components referred to in the drawings are as follows:
1. positioning handle 2, virtual imaging device 3, intramedullary nail
11. Positioning pairing device 12, positioning angle 13 and positioning rod
Example 1
Referring to fig. 1 and fig. 2, fig. 1 is a schematic perspective view of a novel intramedullary nail interlocking nail implanting device of the present invention, and fig. 2 is a schematic view of a positioning handle of the novel intramedullary nail interlocking nail implanting device of the present invention. A novel intramedullary nail interlocking nail implanting device comprises a positioning handle 1 and a virtual imaging device 2; the positioning handle 1 is of an L-shaped rigid body structure, one end of the positioning handle is provided with a bolt hole, and the positioning handle is fixed with the intramedullary nail 3 through a bolt; the other end of the positioning handle 1 is provided with a positioning matching device 11, the positioning matching device 11 is a square frame with eight positioning angles 12 for positioning, and it should be noted that the positioning matching device 11 can also be a prism, a cone, etc.; the virtual imaging device 2 is a head-wearing virtual imaging display and can display the positions of the positioning handle 1 and the intramedullary nail 3, such as a Hololens device, a database of the virtual imaging device 2 is provided with a virtual combination model of various positioning handles 1 and the intramedullary nail 3, the virtual combination model is called when being used for operation, the virtual combination model can be controlled to move through gestures, the virtual imaging device 2 can identify the positioning angle 12, the matching precision of the intramedullary nail 3 in reality is guaranteed, and the interlocking nail can be conveniently positioned in a way.
The utility model discloses a use: connecting the positioning handle 1 with the intramedullary nail 3, and inserting the main nail of the intramedullary nail 3 connected with the positioning handle 1 into a medullary cavity in operations, such as long-bone fracture operations; the surgeon wears a virtual imaging device 2, such as a Hololens lens. The current intramedullary nail 3 and the virtual model of the positioning handle 1 stored in the database can be called through gesture operation, the virtual model is controlled by gestures to move spatially, so that the spatial position between the real positioning handle 1 and the virtual positioning handle 1 is matched, the virtual imaging device 2 can identify a positioning angle 12 on the positioning matching device 11, the precision is automatically and immediately adjusted, and after the matching is finished, the real intramedullary nail 3 and the positioning handle 1 are kept stable and the spatial position of the virtual model is locked; the surgeon observes the spatial position of the interlocking nail hole on the virtual model, drills into the bone along the position of the virtual interlocking nail hole by holding an electric drill with a drill bit, measures the length of the nail hole until penetrating through opposite cortex lycii, screws in the interlocking nail with corresponding length, and finishes subsequent operation.
It should be noted that: the utility model discloses a novel intramedullary nail interlocking nail implantation device comprises a positioning handle 1 and a virtual imaging device 2, wherein the positioning handle 1 is provided with a positioning matching device 11, the positioning matching device 11 is provided with a positioning angle 12, the virtual imaging device 2 can identify the positioning matching device 11, can use a corresponding virtual model in a database to match and position with the positioning handle 1 and an intramedullary nail 3 connected with the positioning handle 1, and display the position information thereof in a real environment so as to directly expose an access channel of the interlocking nail, so that an operator can directly drill the interlocking nail along the position of a virtual interlocking nail hole by observation; novel intramedullary nail interlocking nail is implanted device can avoid connecting joint between 3 main nails of intramedullary nail and the external positioner more, and relative position changes in the middle of the operation, and the condition of taking place the failure of interlocking nail position location takes place, and can also avoid relying on the location that the repeated perspective of X line perspective machine carries out interlocking nail hole, leads to the unlimited extension of operation time and radioactive ray radiant quantity increase, leads to the risk that the radiation injury led to the fact patient and operation doctor.
Example 2
Referring to fig. 3, fig. 3 is a schematic view of a positioning handle of another novel intramedullary nail interlocking nail implanting device of the present invention. The present embodiment is substantially the same as embodiment 1, and the difference is that the positioning pair device 11 is detachably connected to the positioning handle 1, the positioning pair device 11 is provided with a positioning rod 13 thereon, the positioning rod 13 is connected to the positioning handle 1 through a bolt, that is, the positioning handle 1 can be an existing handle of the intramedullary nail 3, the positioning pair device 11 is connected to an original positioning hole connected to the positioning device on the handle, and the virtual imaging device 2 can call a virtual model thereof, and if the positioning handle 1, the positioning pair device 11 and the intramedullary nail 3 which are correspondingly combined are virtually modeled and stored in a database for the virtual imaging device 2 to call, the present embodiment has the advantages of effectively utilizing the existing equipment, reducing the use cost, and increasing the application flexibility of the novel interlocking intramedullary nail implantation device.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.
Claims (5)
1. A novel intramedullary nail interlocking nail implanting device is characterized by comprising a positioning handle and a virtual imaging device; the positioning handle is connected with the intramedullary nail, a positioning matching device is arranged on the positioning handle, a plurality of positioning angles are arranged on the positioning matching device, and the virtual imaging device identifies the positioning angles.
2. The novel intramedullary nail interlocking nail implantation device according to claim 1, wherein the positioning pair device is a square frame with eight positioning angles thereon.
3. The novel intramedullary nail interlocking nail implantation device of claim 1, wherein the positioning pair device is removably connected to the positioning stem.
4. The novel intramedullary nail interlocking nail implanting device according to claim 3, wherein the positioning pair device is provided with a positioning rod thereon, and the positioning rod is connected with the positioning handle through a bolt.
5. The novel interlocking intramedullary nail implantation device according to claim 1, wherein the virtual imaging device is a head-mounted virtual imaging display capable of displaying the position of the positioning handle and the intramedullary nail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460678.3U CN215273255U (en) | 2021-03-03 | 2021-03-03 | Novel intramedullary nail interlocking nail implanting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460678.3U CN215273255U (en) | 2021-03-03 | 2021-03-03 | Novel intramedullary nail interlocking nail implanting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215273255U true CN215273255U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120460678.3U Active CN215273255U (en) | 2021-03-03 | 2021-03-03 | Novel intramedullary nail interlocking nail implanting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215273255U (en) |
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2021
- 2021-03-03 CN CN202120460678.3U patent/CN215273255U/en active Active
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