CN111388066A - Intracutaneous positioning device in lumbar vertebra minimally invasive surgery for orthopedics clinic - Google Patents
Intracutaneous positioning device in lumbar vertebra minimally invasive surgery for orthopedics clinic Download PDFInfo
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- CN111388066A CN111388066A CN202010264771.7A CN202010264771A CN111388066A CN 111388066 A CN111388066 A CN 111388066A CN 202010264771 A CN202010264771 A CN 202010264771A CN 111388066 A CN111388066 A CN 111388066A
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- arc
- roller
- plate
- shaped plate
- shaped
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3409—Needle locating or guiding means using mechanical guide means including needle or instrument drives
Abstract
The invention discloses an intradermal positioning device in a lumbar minimally invasive surgery for orthopedic clinical use, which relates to the field of orthopedic medical instruments and comprises a first arc-shaped plate, a connecting pipe, an annular flange, a needle cylinder and a T-shaped plate, wherein a first arc-shaped groove is formed in the front surface of the first arc-shaped plate, a first roller is arranged in the first arc-shaped groove, the front surface of the first roller is fixedly provided with the needle cylinder, the annular flange is fixed in the needle cylinder, a push plate is arranged on the upper side of the needle cylinder, the lower surface of the push plate is fixedly provided with a push rod, the lower end of the push rod extends into the needle cylinder and is fixedly provided with a second press plate, the push rod is fixedly provided with the first press plate, the upper surface of the annular flange is provided with a spring, the spring extends to the lower surface of the first press plate, the lower. The invention is convenient to operate, is convenient for multi-angle puncture by adjusting the inclination angle of the needle cylinder, and is convenient for improving the positioning precision by focusing on the focus.
Description
Technical Field
The invention relates to the field of orthopedic medical instruments, in particular to an intradermal positioning device in a lumbar minimally invasive surgery for orthopedics clinical use.
Background
With the progress of modern medical technology, minimally invasive surgery technology permeates into various clinical fields, and meanwhile, precise medical treatment also becomes a higher pursuit of medical workers in a new period. The minimally invasive surgery has the advantages of small technical wound, accurate reduction, accurate fixation and the like, overcomes the defects of large wound and long operation time of the traditional surgery, can ensure good reduction, simultaneously can realize accurate fixation, furthest reduces iatrogenic injuries caused by repeated stripping, excessive stripping, repeated puncture and filing, and greatly reduces the defects of position, length, cutting-out, inaccurate fixation and the like of the implanted screw.
For comminuted fractures of limbs, particularly fractures with tiny bone fragments falling off and difficult clamping, the orthopedic minimally invasive surgery technology obviously has the best adaptability, and at present, accurate positioning is needed due to the fact that an incision of minimally invasive surgery is small in the clinical process.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an intradermal positioning device for lumbar minimally invasive surgery in orthopedics clinical use.
In order to achieve the purpose, the invention adopts the following technical scheme:
an intradermal positioning device in lumbar minimally invasive surgery for clinical orthopedics comprises a first arc-shaped plate, a connecting pipe, an annular flange, a needle cylinder and a T-shaped plate, wherein a first arc-shaped groove is formed in the front surface of the first arc-shaped plate, a first roller is arranged in the first arc-shaped groove, the needle cylinder is fixed on the front surface of the first roller, the annular flange is fixed in the needle cylinder, a push plate is arranged on the upper side of the needle cylinder, a push rod is fixed on the lower surface of the push plate, the lower end of the push rod extends into the needle cylinder and is fixed with a second press plate, a first press plate is fixed on the push rod, a spring is arranged on the upper surface of the annular flange and extends to the lower surface of the first press plate, a connecting cylinder is fixed on the lower surface of the second press plate, a Kirschner wire is arranged in the connecting cylinder and extends downwards to the lower side of the needle cylinder, the connecting pipe is, second arc wall has all been seted up to second arc front surface, equal sliding connection has the second gyro wheel in the second arc wall, the T template is located the second arc wall the second gyro wheel downside, T template upper end is passed the second arc and is fixed at second gyro wheel lower surface, is located left T template lower fixed surface has the lamp of focusing, is located the right side T template lower surface bonds and is fixed with the light.
Preferably, first gyro wheel rear surface is provided with the threaded rod, the one end that the threaded rod was threaded runs through first gyro wheel and contacts with first arc rear surface.
Preferably, a bolt is arranged on the rear surface of the second roller, and one end, with threads, of the bolt penetrates through the second roller and is in contact with the rear surface of the second arc-shaped plate.
Preferably, a magnet is fixedly bonded to the upper end inside the connecting cylinder, and the upper end of the Kirschner wire is magnetically connected with the connecting cylinder through the magnet.
Preferably, a through groove is formed in the lower side of the second arc-shaped groove, the through groove is arc-shaped, and the upper end of the T-shaped plate penetrates through the through groove and is connected with the lower surface of the second roller.
Preferably, the annular flange is injection molded integrally with the barrel.
Preferably, the front surface of the first arc-shaped plate is provided with angle scale marks.
The invention has the beneficial effects that: according to the invention, through the arrangement of the first arc-shaped plate, the first arc-shaped groove, the first idler wheel and the threaded rod, the angle of the needle cylinder can be adjusted as required, so that the puncture angle of the Kirschner wire is adjusted, the first pressing plate is driven to compress the spring by pressing the pushing plate downwards, the Kirschner wire is simultaneously inserted into the focus of a patient, and the Kirschner wire is separated from the connecting cylinder through the springback of the spring, so that the operation of a doctor is facilitated.
The inclination angle of the illuminating lamp and the focusing lamp is adjusted through the second roller, the focusing lamp is located at the needle point position of the Kirschner wire, and the illuminating lamp is used for illuminating the incision, so that the operation of a doctor is facilitated, and the positioning precision is further facilitated to be improved.
The invention is convenient to operate, is convenient for multi-angle puncture by adjusting the inclination angle of the needle cylinder, and is convenient for improving the positioning precision by focusing on the focus.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side cross-sectional view of the present invention.
Fig. 3 is a side cross-sectional view of a second arcuate plate of the present invention.
Reference numbers in the figures: the device comprises a push plate 1, a push rod 2, a needle cylinder 3, a first arc-shaped plate 4, a first arc-shaped groove 5, a connecting pipe 6, a second arc-shaped groove 7, a second arc-shaped plate 8, a second roller 9, a lighting lamp 10, a Kirschner wire 11, a focusing lamp 12, a T-shaped plate 13, a first pressing plate 14, a spring 15, an annular flange 16, a second pressing plate 17, a connecting cylinder 18, a first roller 19 and a threaded rod 20.
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.
Referring to fig. 1-3, an intradermal positioning device for minimally invasive lumbar surgery in orthopedics department comprises a first arc-shaped plate 4, a connecting pipe 6, an annular flange 16, a needle cylinder 3 and a T-shaped plate 13, wherein a first arc-shaped groove 5 is formed in the front surface of the first arc-shaped plate 4, a first roller 19 is arranged in the first arc-shaped groove 5, the needle cylinder 3 is fixed on the front surface of the first roller 19, the annular flange 16 is fixed in the needle cylinder 3, a push plate 1 is arranged on the upper side of the needle cylinder 3, a push rod 2 is fixed on the lower surface of the push plate 1, the lower end of the push rod 2 extends into the needle cylinder 3 and is fixed with a second pressing plate 17, a first pressing plate 14 is fixed on the push rod 2, a spring 15 is arranged on the upper surface of the annular flange 16, the spring 15 extends to the lower surface of the first pressing plate 14, a connecting cylinder 18 is fixed on the, connecting pipe 6 is fixed on cylinder 3, 3 annular side left ends of connecting pipe and right-hand member all bond and are fixed with second arc 8, second arc 7 has all been seted up to 8 front surfaces of second arc, equal sliding connection has second gyro wheel 9 in the second arc 7, T template 13 is located the 9 downside of second gyro wheel in second arc 7, T template 13 upper end is passed second arc 8 and is fixed at second gyro wheel 9 lower surface, it has focusing lamp 12 to be located left T template 13 lower fixed surface, it has light 10 to be located the T template 13 lower surface bonding on right side.
The rear surface of the first roller 19 is provided with a threaded rod 20, one end of the threaded rod 20 with threads penetrates through the first roller 19 and contacts with the rear surface of the first arc-shaped plate 4 so as to fix the first roller 19 conveniently, the rear surface of the second roller 9 is provided with a bolt, one end of the threaded rod 20 with threads penetrates through the second roller 9 and contacts with the rear surface of the second arc-shaped plate 8 so as to fix the second roller 9 conveniently, the upper end inside the connecting cylinder 18 is bonded and fixed with a magnet, the upper end of the Kirschner wire 11 is connected with the connecting cylinder 18 through the magnet in a magnetic absorption manner so as to be connected with the Kirschner wire 11 conveniently, the lower side of the second arc-shaped groove 7 is provided with a through groove which is arc-shaped, the upper end of the T-shaped plate 13 penetrates through the through groove and is connected with the lower surface of the second roller 9 so that the T-shaped plate 13, the inclination angle of the needle cylinder 3 can be observed conveniently.
The working principle is as follows: the user firstly moves the second roller 9, the second roller 9 moves along the second arc-shaped groove 7, and the light of the illuminating lamp 10 and the focusing lamp 12 irradiates the needle point of the Kirschner wire 11, so as to facilitate observation by a doctor and further facilitate improvement of positioning accuracy, then moves along the first arc-shaped groove 9 through the first roller 19, adjusts the inclination angle of the needle cylinder 3 through rotation of the first roller 19, when the needle cylinder is adjusted to a proper angle, the first roller 19 is tightly pressed through the threaded rod 20 so as to avoid rotation of the first roller 19 and further facilitate adjustment of different puncture angles, then the push plate 1 is pressed, the push plate 1 drives the push rod 2, the first press plate 14 and the second press plate 17 to move downwards, the first press plate 14 compresses the spring 15, the second press plate 17 drives the connecting cylinder 18 to move downwards, further drives the Kirschner wire 11 to enter the focus of the patient and simultaneously cooperates with the illuminating lamp 12 and the illuminating lamp 10, after the positioning is finished, the push plate 1 is loosened, the spring 15 rebounds, and the Kirschner wire 11 is separated from the magnet in the connecting cylinder 18, so that the operation of a doctor is facilitated. The invention is convenient to operate, is convenient for multi-angle puncture by adjusting the inclination angle of the needle cylinder, and is convenient for improving the positioning precision by focusing on the focus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The intradermal positioning device in the lumbar minimally invasive surgery for the clinical department of orthopedics comprises a first arc-shaped plate (4), a connecting pipe (6), an annular flange (16), a needle cylinder (3) and a T-shaped plate (13), and is characterized in that a first arc-shaped groove (5) is formed in the front surface of the first arc-shaped plate (4), a first roller (19) is arranged in the first arc-shaped groove (5), the needle cylinder (3) is fixed on the front surface of the first roller (19), the annular flange (16) is fixed in the needle cylinder (3), a push plate (1) is arranged on the upper side of the needle cylinder (3), a push rod (2) is fixed on the lower surface of the push plate (1), the lower end of the push rod (2) extends into the needle cylinder (3) and is fixed with a second press plate (17), a first press plate (14) is fixed on the push rod (2), and a spring (15) is arranged on, the spring (15) extends to the lower surface of the first pressing plate (14), the lower surface of the second pressing plate (17) is fixedly provided with a connecting cylinder (18), a Kirschner wire (11) is arranged in the connecting cylinder (18), the Kirschner wire (11) downwardly extends to the lower side of the needle cylinder (3), the connecting pipe (6) is fixed on the needle cylinder (3), the left end and the right end of the annular side surface of the connecting pipe (3) are fixedly bonded with a second arc-shaped plate (8), the front surface of the second arc-shaped plate (8) is provided with a second arc-shaped groove (7), the second arc-shaped groove (7) is internally provided with a second roller (9) in a sliding manner, the T-shaped plate (13) is positioned at the lower side of the second roller (9) in the second arc-shaped groove (7), the upper end of the T-shaped plate (13) penetrates through the second arc-shaped plate (8) and is fixed on the lower surface of the second roller (9), the T-shaped, and an illuminating lamp (10) is fixedly bonded on the lower surface of the T-shaped plate (13) on the right side.
2. The intradermal positioning device in lumbar vertebra minimally invasive surgery for clinical department of orthopaedics as claimed in claim 1, wherein the rear surface of the first roller (19) is provided with a threaded rod (20), and one end of the threaded rod (20) with threads penetrates through the first roller (19) and is in contact with the rear surface of the first arc-shaped plate (4).
3. The intradermal positioning device in lumbar vertebra minimally invasive surgery for clinical orthopedics as claimed in claim 1, wherein the rear surface of the second roller (9) is provided with a bolt, and one end of the bolt with screw thread penetrates through the second roller (9) and is contacted with the rear surface of the second arc-shaped plate (8).
4. The intradermal positioning device for lumbar vertebra minimally invasive surgery in orthopedics department clinical practice as set forth in claim 1, characterized in that a magnet is fixedly bonded to the upper end of the interior of the connecting cylinder (18), and the upper end of the Kirschner wire (11) is magnetically connected with the connecting cylinder (18) through the magnet.
5. The intradermal positioning device in lumbar vertebra minimally invasive surgery for clinical orthopedics as claimed in claim 1, wherein a through groove is opened at the lower side of the second arc-shaped groove (7), the through groove is arc-shaped, and the upper end of the T-shaped plate (13) penetrates through the through groove and is connected with the lower surface of the second roller (9).
6. The intradermal positioning device in lumbar minimally invasive surgery for clinical use in orthopedics according to claim 1, characterized in that the annular flange (16) is injection molded integrally with the barrel (3).
7. The intradermal positioning device in lumbar vertebra minimally invasive surgery for clinical orthopedics as claimed in claim 1, wherein the front surface of the first arc-shaped plate (4) is processed with angle scale lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010264771.7A CN111388066A (en) | 2020-04-07 | 2020-04-07 | Intracutaneous positioning device in lumbar vertebra minimally invasive surgery for orthopedics clinic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010264771.7A CN111388066A (en) | 2020-04-07 | 2020-04-07 | Intracutaneous positioning device in lumbar vertebra minimally invasive surgery for orthopedics clinic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111388066A true CN111388066A (en) | 2020-07-10 |
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ID=71411319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010264771.7A Withdrawn CN111388066A (en) | 2020-04-07 | 2020-04-07 | Intracutaneous positioning device in lumbar vertebra minimally invasive surgery for orthopedics clinic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111388066A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111759446A (en) * | 2020-08-03 | 2020-10-13 | 郑州大学第一附属医院 | Auxiliary positioning device for puncture of Kirschner wire for orthopedics department |
| CN115813522A (en) * | 2022-12-05 | 2023-03-21 | 无锡市第九人民医院 | Tibial plateau fracture reduction fixing guide device |
-
2020
- 2020-04-07 CN CN202010264771.7A patent/CN111388066A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111759446A (en) * | 2020-08-03 | 2020-10-13 | 郑州大学第一附属医院 | Auxiliary positioning device for puncture of Kirschner wire for orthopedics department |
| CN115813522A (en) * | 2022-12-05 | 2023-03-21 | 无锡市第九人民医院 | Tibial plateau fracture reduction fixing guide device |
| CN115813522B (en) * | 2022-12-05 | 2023-05-16 | 无锡市第九人民医院 | Tibia plateau fracture reduction fixing and guiding device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200710 |