CN212213860U - External aiming and positioning device for distal locking nail of intramedullary nail in orthopedics department - Google Patents
External aiming and positioning device for distal locking nail of intramedullary nail in orthopedics department Download PDFInfo
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- CN212213860U CN212213860U CN202020505357.6U CN202020505357U CN212213860U CN 212213860 U CN212213860 U CN 212213860U CN 202020505357 U CN202020505357 U CN 202020505357U CN 212213860 U CN212213860 U CN 212213860U
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Abstract
The utility model discloses an external aiming and positioning device for a distal locking nail of an orthopaedic intramedullary nail, which comprises a proximal fixing device, an adjusting device and an aiming device; the near-end fixing device comprises a near-end fixer and a first connecting plate arranged at one end of the near-end fixer; the adjusting device comprises an upper adjustable connecting rod and a lower adjustable connecting rod which are connected with the end of the first connecting plate far away from the near-end fixer in a sliding way, a second connecting plate fixedly connected with the upper adjustable connecting rod and the lower adjustable connecting rod, an adjustable ball sleeve fixer arranged on the second connecting plate far away from the end of the upper adjustable connecting rod and the lower adjustable connecting rod, and a far-end device connecting plate arranged at one end of the adjustable ball sleeve fixer; temporary fixing holes matched with each other are arranged on the second connecting plate and the far-end device connecting plate. The utility model discloses can improve the precision of distal end locking nail and reduce the destruction that the sclerotin surface caused of driling repeatedly, shorten the intraoperative radioscopic time effectively, more be favorable to patient's health, avoid driling repeatedly and destroy the fixed intensity that satisfies the locking nail that the fracture is better.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an external aiming and positioning device for a distal locking nail of an orthopaedic intramedullary nail.
Background
The intramedullary fixation of human trunk fracture is increasingly favored by orthopedists due to the advantages of high fixation strength and high fracture healing rate, but the locking problem of the distal end of the intramedullary nail in the operation is solved, the locking and fixation of the distal end of the intramedullary nail in the operation are caused, and the shortage of the fixed aiming equipment is caused, so the operation time is greatly increased, and the operation difficulty is increased. Most doctors lock by hands under fluoroscopy at present, but due to the level difference of personal technologies, the bone is damaged due to the repeated drilling and the like, the firmness degree of the locking nail is reduced, and the physical injuries of the doctors and patients caused by the fluoroscopy in the operation are increased. Meanwhile, due to the increase of the operation time, the body damage of the patient is increased, and the related cost of the patient such as operation anesthesia is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the defects of the above technology, and provide an external aiming and positioning device for the distal locking nail of the intramedullary nail in the department of orthopaedics.
In order to solve the technical problem, the utility model provides a technical scheme is the external positioner that aims of orthopedics intramedullary nail distal end lock nail: comprises a near-end fixing device, an adjusting device and an aiming device; the near-end fixing device comprises a near-end fixer and a first connecting plate arranged at one end of the near-end fixer; the adjusting device comprises an upper adjustable connecting rod and a lower adjustable connecting rod which are connected with the end of the first connecting plate far away from the near-end fixer in a sliding way, a second connecting plate fixedly connected with the upper adjustable connecting rod and the lower adjustable connecting rod, an adjustable ball sleeve fixer arranged on the second connecting plate far away from the end of the upper adjustable connecting rod and the lower adjustable connecting rod, and a far-end device connecting plate arranged at one end of the adjustable ball sleeve fixer; temporary fixing holes matched with each other are formed in the second connecting plate and the far-end device connecting plate.
As an improvement, the adjustable sphere sleeve fixer comprises a first hemispherical fixed shell, a second hemispherical fixed shell, an adjustable sphere sleeve fixed connecting rod arranged between the first hemispherical fixed shell and the second hemispherical fixed shell, and a multidirectional adjustable sphere, wherein a multidirectional adjustable sphere sleeve core is arranged in the middle of the multidirectional adjustable sphere.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses can improve the precision of distal end lock nail and reduce the destruction that the sclerotin surface caused of driling repeatedly, shorten the intraoperative radioscopic time effectively, more be favorable to patient's health, avoid driling repeatedly and destroy the fixed intensity that satisfies the locking nail that the fracture is better, be favorable to postoperative patient's recovery and function exercise as early as possible.
Drawings
Fig. 1 is a schematic structural view of the external aiming and positioning device for the distal locking nail of the intramedullary nail in the orthopedics department.
As shown in the figure: 1. the device comprises a near-end fixer, 2, a first connecting plate, 3, an upper and lower adjustable connecting rod, 4, a second connecting plate, 5, an adjustable sphere sleeve fixer, 6, a far-end device connecting plate, 7, a temporary fixing hole, 8, a first hemispherical fixing shell, 9, a second hemispherical fixing shell, 10, an adjustable sphere sleeve fixing connecting rod, 11, a multidirectional adjustable sphere, 12, and a multidirectional adjustable sphere sleeve core.
Detailed Description
The external aiming and positioning device for the distal locking nail of the intramedullary nail in the orthopedics department of the invention is further described in detail with reference to the attached drawings.
With reference to fig. 1, an external aiming and positioning device for distal locking nail of an orthopaedic intramedullary nail comprises a proximal fixing device, an adjusting device and an aiming device; the near-end fixing device comprises a near-end fixer 1 and a first connecting plate 2 arranged at one end of the near-end fixer 1; the adjusting device comprises an upper adjustable connecting rod 3 and a lower adjustable connecting rod 3 which are connected with the end of the first connecting plate 2 far away from the near-end fixer 1 in a sliding way, a second connecting plate 4 fixedly connected with the upper adjustable connecting rod 3 and the lower adjustable connecting rod 4, an adjustable ball sleeve fixer 5 arranged at the end of the second connecting plate 4 far away from the upper adjustable connecting rod 3 and a far-end device connecting plate 6 arranged at one end of the adjustable ball sleeve fixer 5; temporary fixing holes 7 matched with each other are arranged on the second connecting plate 4 and the far-end device connecting plate 6.
The adjustable sphere sleeve fixer 5 comprises a first hemispherical fixed shell 8, a second hemispherical fixed shell 9, an adjustable sphere sleeve fixed connecting rod 10 and a multidirectional adjustable sphere 11, wherein the adjustable sphere sleeve fixed connecting rod 10 and the multidirectional adjustable sphere 11 are arranged between the first hemispherical fixed shell 8 and the second hemispherical fixed shell 9, and a multidirectional adjustable sphere sleeve core 12 is arranged in the middle of the multidirectional adjustable sphere 11.
The utility model discloses when concrete implementation, at first with near end fixer 1 be fixed in the limbs cadre, then connect first connecting plate 2, but upper and lower adjusting connecting rod 3, connect second connecting plate 4, but adjusting spheroid sleeve fixer 5, and distal end device connecting plate 6, but through adjusting upper and lower adjusting connecting rod 3, it is coaxial with intramedullary nail distal end lockpin hole realization to make multidirectional adjustable spheroid sleeve core 12, then squeeze into guide pin messenger device and limbs along interim fixed orifices 7 and stabilize, along multidirectional adjustable spheroid sleeve core 12 drilling, the locking of intramedullary nail distal end lockpin is accomplished in the direct drilling of application brill and locking.
The utility model discloses can improve the precision of distal end lock nail and reduce the destruction that the sclerotin surface caused of driling repeatedly, shorten the intraoperative radioscopic time effectively, more be favorable to patient's health, avoid driling repeatedly and destroy the fixed intensity that satisfies the locking nail that the fracture is better, be favorable to postoperative patient's recovery and function exercise as early as possible.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (2)
1. The utility model provides an external positioner that aims of orthopedics intramedullary nail distal end lock nail which characterized in that: comprises a near-end fixing device, an adjusting device and an aiming device;
the near-end fixing device comprises a near-end fixer (1) and a first connecting plate (2) arranged at one end of the near-end fixer (1);
the adjusting device comprises an upper adjustable connecting rod (3) and a lower adjustable connecting rod (3) which are connected with the end, far away from the near-end fixer (1), of the first connecting plate (2) in a sliding mode, a second connecting plate (4) fixedly connected with the upper adjustable connecting rod and the lower adjustable connecting rod (3), an adjustable sphere sleeve fixer (5) which is arranged at the end, far away from the upper adjustable connecting rod and the lower adjustable connecting rod (3), of the second connecting plate (4), and a far-end device connecting plate (6) which is arranged at one end of the adjustable sphere sleeve;
temporary fixing holes (7) matched with each other are formed in the second connecting plate (4) and the far-end device connecting plate (6).
2. The external aiming and positioning device for the distal locking nail of the orthopedic intramedullary nail of claim 1, wherein: the adjustable sphere sleeve fixer (5) comprises a first hemisphere type fixed shell (8), a second hemisphere type fixed shell (9), an adjustable sphere sleeve fixed connecting rod (10) and a multidirectional adjustable sphere (11), wherein the adjustable sphere sleeve fixed connecting rod and the multidirectional adjustable sphere (11) are arranged between the first hemisphere type fixed shell (8) and the second hemisphere type fixed shell (9), and a multidirectional adjustable sphere sleeve core (12) is arranged in the middle of the multidirectional adjustable sphere (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505357.6U CN212213860U (en) | 2020-04-09 | 2020-04-09 | External aiming and positioning device for distal locking nail of intramedullary nail in orthopedics department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505357.6U CN212213860U (en) | 2020-04-09 | 2020-04-09 | External aiming and positioning device for distal locking nail of intramedullary nail in orthopedics department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212213860U true CN212213860U (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020505357.6U Active CN212213860U (en) | 2020-04-09 | 2020-04-09 | External aiming and positioning device for distal locking nail of intramedullary nail in orthopedics department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212213860U (en) |
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2020
- 2020-04-09 CN CN202020505357.6U patent/CN212213860U/en active Active
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