CN109157278B - Kirschner wire guiding pre-fixing device for orthopedic operation - Google Patents

Kirschner wire guiding pre-fixing device for orthopedic operation Download PDF

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Publication number
CN109157278B
CN109157278B CN201810904414.5A CN201810904414A CN109157278B CN 109157278 B CN109157278 B CN 109157278B CN 201810904414 A CN201810904414 A CN 201810904414A CN 109157278 B CN109157278 B CN 109157278B
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Prior art keywords
kirschner wire
infrared
infrared ray
clamp
fixing
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Expired - Fee Related
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CN201810904414.5A
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Chinese (zh)
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CN109157278A (en
Inventor
吕文学
于明秀
闫淑珍
张晨晨
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Affiliated Hospital of Shandong University of Traditional Chinese Medicine
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Individual
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/90Guides therefor

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention relates to a Kirschner wire guiding pre-fixing device for orthopedic surgery, which comprises: the fixing seat comprises a fixing clamp and a base, the fixing clamp is connected with the base, the fixing clamp is provided with a sliding rail, the sliding rail is provided with a sliding seat, the sliding seat is provided with an extension table, and the extension table is provided with an infrared emission device; the support includes locating lever and adjusting lever, the kirschner wire fixer, the locating lever includes universal circulator and locating clip, the adjusting lever includes horizontal circulator, expansion bend and cyclic annular clamp, the locating clip is for connecting the fixation clamp, universal circulator is connected to the locating clip, the expansion bend is connected to the adjusting lever, the cyclic annular clamp is connected to the expansion bend, the cyclic annular clamp inner circle size is unanimous with kirschner wire fixer cross-sectional dimension, the kirschner wire fixer is provided with infrared ray receiving ring, infrared ray receiving ring is used for receiving the infrared ray of infrared emission device transmission, the infrared ray receiving ring is confirmed the cylinder orientation and is squeezed into the angle according to the infrared ray of infrared emission device transmission.

Description

Kirschner wire guiding pre-fixing device for orthopedic operation
Technical Field
The invention relates to the field of medical instruments, in particular to a Kirschner wire guiding pre-fixing device for orthopedic surgery.
Background
Fracture refers to a disease of partial or complete fracture of bone due to trauma or pathology, when treating fracture, the broken end of the displaced bone after fracture is usually restored to normal or close to the original normal position, after fracture reduction, the bone is easy to be displaced again because of its instability, so it should be fixed on the satisfied position by different methods to heal gradually, and the fixing method includes external fixation and internal fixation.
The Kirschner wire fixation is a common internal fixation method, usually adopts the Kirschner wire fixation for some unstable fractures, and has better clinical Kirschner wire fixation effect for short bones, irregular bones, adjacent joint fracture fixation and trans-joint fixation; when fixing the kirschner wire, at first need install the one end of kirschner wire on the electric drill, then open the electric drill, squeeze into the skeleton that needs to be fixed with the kirschner wire, the kirschner wire need be squeezed into according to predetermined angle and position accuracy, in operation process, the doctor holds the electric drill in case and takes place the shake, cause the angle and the position of squeezing into inaccurate, at this moment just need extract the kirschner wire, squeeze into again, often need squeeze into many times for an operation, invisibly aggravated vice damage, further destroyed the blood supply, the operation time has been prolonged, and then influenced treatment, angle and position at the process of squeezing into the kirschner wire are difficult to master, so the disposable success rate of kirschner wire fixation operation is lower.
Disclosure of Invention
The purpose of the invention is as follows:
the invention provides a kirschner wire guiding and pre-fixing device for orthopedic surgery, aiming at the problems that once an electric drill held by a doctor shakes in the operation process, the driving angle and position are inaccurate, a kirschner wire needs to be pulled out and driven again, the electric drill is often driven in for many times in one surgery, side damage is increased invisibly, blood supply is further damaged, the surgery time is prolonged, the treatment effect is further influenced, the angle and position in the kirschner wire driving process are difficult to master, and the one-time success rate of the kirschner wire fixing surgery is low.
The technical scheme is as follows:
a k-wire guide pre-fixation device for orthopedic surgery, comprising: the fixing seat comprises a fixing clamp and a base, one quarter of the lower end of the fixing clamp is connected with the base, three quarters of the fixing clamp are hollowed out to form a slide rail, the slide rail is provided with a slide seat, two sides of the slide seat are provided with extension tables, the extension tables are provided with infrared emission devices, the infrared emission devices are used for emitting infrared rays according to the fixing direction of the Kirschner wire confirmed by a doctor, and the infrared emission devices are connected with the extension tables through first universal joints; the bracket comprises a positioning rod, an adjusting rod and a Kirschner wire fixer, the positioning rod comprises a universal rotator and a positioning clamp, the adjusting rod comprises a transverse rotator, a telescopic device and an annular clamp, the positioning clamp is connected with the head of the Kirschner wire fixer, the positioning clamp is flush with the top of the Kirschner wire fixer and is connected with the universal rotator, the annular clamp is connected with the tail part of the Kirschner wire fixer, the adjusting rod is connected with the expansion piece, the expansion piece is connected with the annular clamp, the size of the inner ring of the annular clamp is consistent with the size of the section of the Kirschner wire fixer, the top of the Kirschner wire fixer is provided with an infrared receiving ring which is used for receiving the infrared rays emitted by the infrared emitting device, the infrared receiving ring confirms the needle cylinder orientation and the Kirschner wire driving-in angle according to the infrared rays emitted by the infrared emitting device.
As a preferable mode of the present invention, the infrared receiving ring is provided with an infrared sensing chip, the positioning rod further includes a first control device, the adjusting rod further includes a second control device, the first control device is connected to the infrared sensing chip and the universal rotator, respectively, and the second control device is connected to the infrared sensing chip, the transverse rotator, and the retractor, respectively.
In a preferred embodiment of the present invention, when the infrared sensing chip senses infrared rays, the first control device controls the universal rotator to rotate to a position corresponding to the infrared rays.
In a preferred aspect of the present invention, the second control device controls the lateral rotator and the retractor to adjust the k-wire holder to a position in accordance with the direction of the infrared ray emitted from the infrared ray emitting device.
As a preferable mode of the present invention, the platform is provided with a linear slide rail, the linear slide rail is arranged at a position near the platform, the linear slide rail is connected with the bracket through a slider, and the slider is used for a doctor to manually adjust the position of the bracket.
As a preferable mode of the present invention, the kirschner wire holder includes a cylinder base, a telescopic shaft, a cylinder, a motor, and a rotating through-hole shaft, the telescopic shaft connects the cylinder base and the cylinder, the cylinder base connects the second universal joint, the motor is disposed in the cylinder, the rotating through-hole shaft connects the motor, and the rotating through-hole shaft is used for fixing the kirschner wire.
In a preferred aspect of the present invention, the motor is connected to the second control device, and the second control device controls the motor to operate when the infrared sensor chip confirms the driving angle of the k-wire.
As a preferable mode of the present invention, a limiting ring is disposed on a side surface of the infrared emission device, and a size of an inner ring of the limiting ring is consistent with a size of a cross section of the cylinder.
The invention realizes the following beneficial effects:
utilize the infrared ray to carry out the affirmation that the ke shi needle squeezed into the direction, make the ke shi needle squeeze into the direction fixed, solved in operation process, doctor's handheld electric drill in case takes place the shake, cause the angle and the position of squeezing into inaccurate, at this moment just need extract the ke shi needle, squeeze into again, once only the operation often need squeeze into many times, the pair damage has been aggravated in the intangible, further destroyed the blood supply, the operation time has been prolonged, and then treatment has been influenced, angle and position at the ke shi needle in-process of squeezing into are difficult to master, so the lower problem of disposable success rate of the operation is fixed to the ke shi needle.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic view of the apparatus;
FIG. 2 is a schematic view of a fixing base;
FIG. 3 is a schematic view of a K-wire holder;
fig. 4 is a system framework diagram.
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.
The first embodiment is as follows:
the reference figures are figure 1, figure 2 and figure 4. A k-wire guide pre-fixation device for orthopedic surgery, comprising: the fixing device comprises a platform 1, a support 2 and a fixing seat 3, wherein the support 2 and the fixing seat 3 are arranged on the platform 1, the fixing seat 3 comprises a fixing clamp 4 and a base 5, one quarter of the lower end of the fixing clamp 4 is connected with the base 5, three quarters of the fixing clamp 4 are hollowed into a sliding rail 6, the sliding rail 6 is provided with a sliding seat, two sides of the sliding seat are respectively provided with an extending table 7, the extending tables 7 are respectively provided with an infrared emitting device 8, the infrared emitting devices 8 are used for emitting infrared rays according to the fixing direction of a Kirschner wire confirmed by a doctor, and the infrared emitting devices 8 are connected with the extending tables 7 through first universal joints 9; the support 2 comprises a positioning rod 10, an adjusting rod 11 and a Kirschner wire fixer 12, the positioning rod 10 comprises a universal rotator 13 and a positioning clamp 14, the adjusting rod 11 comprises a transverse rotator 15, an expansion piece 16 and an annular clamp 17, the positioning clamp 14 is connected with the head of the Kirschner wire fixer 12, the positioning clamp 14 is flush with the top of the Kirschner wire fixer 12, the positioning clamp 14 is connected with the universal rotator 13, the annular clamp 17 is connected with the tail of the Kirschner wire fixer 12, the adjusting rod 11 is connected with the expansion piece 16, the expansion piece 16 is connected with the annular clamp 17, the size of the inner ring of the annular clamp 17 is consistent with the size of the section of the Kirschner wire fixer 12, the top of the Kirschner wire fixer 12 is provided with an infrared receiving ring 18, the infrared receiving ring 18 is used for receiving the infrared rays emitted by the infrared emitting device 8, the infrared ray receiving ring 18 confirms the needle cylinder orientation and the kirschner wire driving angle according to the infrared ray emitted by the infrared ray emitting device 8.
In a preferred embodiment of the present invention, the infrared receiving ring 18 is provided with an infrared sensing chip 19, the positioning rod 10 further comprises a first control device 20, the adjusting rod 11 further comprises a second control device 21, the first control device 20 is connected to the infrared sensing chip 19 and the universal rotator 13, respectively, and the second control device 21 is connected to the infrared sensing chip 19, the transverse rotator 15 and the expansion piece 16, respectively.
In a preferred embodiment of the present invention, when the infrared sensing chip 19 senses infrared rays, the first control device 20 controls the universal rotator 13 to rotate to a position corresponding to the infrared rays.
In a preferred embodiment of the present invention, the second control device 21 controls the lateral rotator 15 and the retractor 16 to adjust the k-wire holder 12 to a position in accordance with the direction of the infrared rays emitted from the infrared emitting device 8.
As a preferred mode of the present invention, the platform 1 is provided with a linear slide rail, the linear slide rail is arranged at a position near the platform 1, the linear slide rail 6 is connected with the bracket 2 through a slider, and the slider is used for a doctor to manually adjust the position of the bracket 2.
In the specific implementation process, a doctor determines the driving direction of the kirschner wire on the fracture part by means of nuclear magnetic resonance and the like, adjusts the infrared emitting device 8 according to the driving direction, and changes the emitting direction of the infrared emitting device 8 to the position consistent with the direction of the straight line of the driving direction of the kirschner wire. For a fractured part of a patient, such as a leg, the fractured part of the leg is fixed by the fixing clip 4 and is slid in the slide rail 6 by the slide base, and the extension table 7 on the slide base is slid to a position corresponding to the position where a doctor confirms that the kirschner wire needs to be driven.
After the above steps are completed, the doctor adjusts the sliding connector on the linear slide rail on the side of the platform 1, and moves the support 2 and the components connected to the support 2 to the position which is the same as the position of the kirschner wire driving direction preliminarily confirmed by the doctor, and in particular, confirms that the infrared ray receiving ring 18 is adjusted to the extension line of the transmitting direction of the infrared ray transmitting device 8. Infrared emission device 8 opens the back and outwards launches the infrared ray, and infrared ray shines infrared ray receiving ring 18, and the infrared ray sensing chip 19 that sets up on the infrared ray receiving ring 18 sensing infrared ray shines the position on the infrared ray receiving ring 18, and first controlling means 20 control universal circulator 13 drives ke shi needle fixer 12 head activity to it senses the irradiation of infrared ray to rotate to infrared ray receiving ring 18 and go up near the infrared ray sensing chip 19 of ke shi needle fixer 12. At this time, the second control device 21 controls the universal rotator 13 to drive the final position of the head of the kirschner wire holder 12 to move according to the first control device 20, so as to adjust the telescopic device 16 and the transverse rotator 15, and adjust the kirschner wire holder 12 to the vertical state, and further, the second control device 21 adjusts the kirschner wire holder 12 to be the same as the infrared receiving ring 18 according to the incident direction of the infrared ray sensed by the infrared sensing chip 19, and the adjusting steps are as follows: the second control device 21 controls the telescopic device 16 to adjust the length of the adjusting rod 11 to be consistent with that of the positioning rod 10, and further controls the transverse rotator 15 to adjust the position of the adjusting rod 11 to be in the same plane with the positioning rod, and at the moment, the Kirschner wire fixator 12 is in a vertical state; the second control device 21 further controls the transverse rotator 15 to rotate in the direction of the infrared ray incident on the infrared ray receiving ring 18, and controls the expansion device 16 to extend or contract, so that the straight line corresponding to the direction of the kirschner wire holder 12 is in the same plane with the infrared ray, when the second control device 21 controls the expansion device 16 and the transverse rotator 15, the infrared sensing chip 19 determines whether the intensity of the infrared ray irradiated on the infrared ray receiving ring 18 reaches the intensity of the direct infrared ray irradiation preset by the infrared ray emitting device 8, and if so, determines that the orientation of the kirschner wire holder 12 is parallel to the infrared ray.
Example two:
the reference figure is fig. 3. For the first embodiment, the present embodiment is different in that:
in a preferred embodiment of the present invention, the k-wire holder 12 includes a barrel holder 22, a telescopic shaft 23, a barrel 24, a motor 25, and a rotary through-hole shaft 26, the telescopic shaft 23 connects the barrel holder 22 and the barrel 24, the barrel holder 22 connects the second universal joint, the motor 25 is disposed in the barrel 24, the rotary through-hole shaft 26 connects the motor 25, and the rotary through-hole shaft 26 is used for fixing the k-wire.
In a preferred embodiment of the present invention, the motor 25 is connected to the second control device 21, and the second control device 21 controls the motor 25 to operate when the infrared sensor chip 19 confirms the driving angle of the k-wire.
As a preferred mode of the present invention, a limiting ring is disposed on a side surface of the infrared emitting device 8, and a size of an inner ring of the limiting ring is consistent with a size of a cross section of the cylinder 24.
In the specific implementation process, when the kirschner wire fixing device reaches the driving position, the control device controls the motor 25 to be started, the motor 25 controls the telescopic shaft 23 to extend out and the rotating through hole shaft 26 to rotate, so that the kirschner wire is driven to rotate and extend out along the set direction, and the kirschner wire is driven into the preset position. It should be noted that in the present invention, the distance between the infrared ray emitted from the infrared ray emitting device 8 and the driving position of the kirschner wire is the same as the distance between the chip of the infrared ray receiving ring 18 and the rotating through-hole shaft 26, the orientation of the stop collar is confirmed after the infrared ray direction is confirmed, and meanwhile, after the position of the kirschner wire holder 12 is adjusted, the driving direction and the driving path of the kirschner wire are opposite to the position and the orientation of the stop collar.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. A k-wire guide pre-fixation device for orthopedic surgery, comprising: platform, support, fixing base, support and fixing base set up in on the platform, its characterized in that: the fixing seat comprises a fixing clamp and a base, one quarter of the lower end of the fixing clamp is connected with the base, three quarters of the fixing clamp is hollowed into a slide rail, the slide rail is provided with a slide seat, two sides of the slide seat are respectively provided with an extending table, the extending tables are respectively provided with an infrared emitting device, the infrared emitting devices are used for emitting infrared according to the fixing direction of the Kirschner wire confirmed by a doctor, and the infrared emitting devices are connected with the extending tables through first universal joints; the support comprises a positioning rod, an adjusting rod and a Kirschner wire fixer, the positioning rod comprises a universal rotator and a positioning clamp, the adjusting rod comprises a transverse rotator, a telescopic device and an annular clamp, the positioning clamp is connected with the head of the Kirschner wire fixer, the positioning clamp is flush with the top of the Kirschner wire fixer, the positioning clamp is connected with the universal rotator, the annular clamp is connected with the tail of the Kirschner wire fixer, the telescopic device is connected with the annular clamp, the size of the inner ring of the annular clamp is consistent with the size of the section of the Kirschner wire fixer, the top of the Kirschner wire fixer is provided with an infrared receiving ring, the infrared receiving ring is used for receiving the infrared rays transmitted by the infrared transmitting device, the infrared receiving ring confirms the orientation of the Kirschner wire fixer and the angle of the Kirschner wire to be driven into the angle according to, the infrared ray receiving ring is provided with infrared ray sensing chip, the locating lever still includes first controlling means, the adjusting lever still includes second controlling means, first controlling means connects respectively infrared ray sensing chip and universal circulator, second controlling means connects respectively infrared ray sensing chip and horizontal circulator, expansion bend, when infrared ray sensing chip sensing arrives the infrared ray, first controlling means control universal circulator rotatory to with the position that the infrared ray corresponds, second controlling means control horizontal circulator and expansion bend will the Kirschner wire fixer adjust to with the position that the infrared ray direction of infrared ray emitter transmission is unanimous.
2. The orthopedic needle guide pre-fixation device of claim 1, wherein: the platform is provided with a linear slide rail, the linear slide rail is connected with the support through a slider, and the slider is used for a doctor to manually adjust the position of the support.
3. The orthopedic needle guide pre-fixation device of claim 2, wherein: the kirschner wire fixer comprises a barrel base, a telescopic shaft, a barrel body, a motor and a rotary through hole shaft, wherein the telescopic shaft is connected with the barrel base and the barrel body, the barrel base is connected with the annular clamp, the motor is arranged in the barrel body, the rotary through hole shaft is connected with the motor, and the rotary through hole shaft is used for fixing the kirschner wire.
4. The orthopedic needle guide pre-fixation device of claim 3, wherein: the motor is connected with the second control device, and when the infrared sensing chip confirms that the Kirschner wire is driven into the angle, the second control device controls the motor to work.
5. The orthopedic needle guide pre-fixation device of claim 4, wherein: the side surface of the infrared transmitting device is provided with a limiting ring, and the size of the inner ring of the limiting ring is consistent with that of the cross section of the cylinder.
CN201810904414.5A 2018-08-09 2018-08-09 Kirschner wire guiding pre-fixing device for orthopedic operation Expired - Fee Related CN109157278B (en)

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CN201810904414.5A CN109157278B (en) 2018-08-09 2018-08-09 Kirschner wire guiding pre-fixing device for orthopedic operation

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CN201810904414.5A CN109157278B (en) 2018-08-09 2018-08-09 Kirschner wire guiding pre-fixing device for orthopedic operation

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CN109157278B true CN109157278B (en) 2020-07-10

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002085421A (en) * 2000-09-20 2002-03-26 Takahiro Ochi Surgery supporting system
WO2014055654A2 (en) * 2012-10-02 2014-04-10 Vector Sight, Inc. Laser projected display for implant orientation and placement
CN204446011U (en) * 2015-02-06 2015-07-08 汤玮 A kind of orthopaedics card punch
CN205514809U (en) * 2016-03-11 2016-08-31 南阳市第二人民医院 Multi -functional pjncture needle fixing device
CN206080650U (en) * 2016-06-08 2017-04-12 上海市肺科医院 Take LED position light's lung puncture angle positioner
CN108095818B (en) * 2018-01-19 2019-08-13 刘超 The orthopedic kirschner pin locating guider that can quickly adjust

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Address before: 250014 Department of arthroplasty, Affiliated Hospital of Shandong University of traditional Chinese medicine, 16369 Jingshi Road, Jinan City, Shandong Province

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Patentee after: AFFILIATED HOSPITAL OF SHANDONG University OF TRADITIONAL CHINESE MEDICINE

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