CN217338799U - Kirschner wire bending device and orthopedic Kirschner wire forceps scissors with same - Google Patents
Kirschner wire bending device and orthopedic Kirschner wire forceps scissors with same Download PDFInfo
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- CN217338799U CN217338799U CN202220821688.XU CN202220821688U CN217338799U CN 217338799 U CN217338799 U CN 217338799U CN 202220821688 U CN202220821688 U CN 202220821688U CN 217338799 U CN217338799 U CN 217338799U
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- 238000005452 bending Methods 0.000 title claims abstract description 111
- 230000000399 orthopedic effect Effects 0.000 title abstract description 14
- 238000010008 shearing Methods 0.000 claims abstract description 29
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 28
- 238000007493 shaping process Methods 0.000 claims abstract description 4
- 210000000988 bone and bone Anatomy 0.000 claims description 29
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 9
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 208000010392 Bone Fractures Diseases 0.000 description 3
- 206010017076 Fracture Diseases 0.000 description 3
- 238000000338 in vitro Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 208000011708 Avulsion fracture Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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Abstract
The utility model belongs to the technical field of medical instrument, especially, relate to a ke shi needle bending machine and have its orthopedics ke shi needle pincers and cut, ke shi needle bending machine includes ke shi needle holder and the curved stick of ke shi needle bending, and ke shi needle holder is including the body that grips at the handle both ends with integrated into one piece respectively, grips and is certain contained angle between body and the handle that grips, grips the body and includes that at least three is the radial distribution in plane and grips the arch of holding the handle tip, grips the arch and goes up the shaping and have the opening of gripping, grips and grip the opening width size on the body and differ. The kirschner wire bender can be used independently with the kirschner wire forceps scissors respectively, also can use in coordination, and the kirschner wire forceps scissors interior cooperation constitutes there is the kirschner wire to cut structure, ninety degree bending structures of kirschner wire, the structure of kirschner wire holding the needle, the structure of kirschner wire forty-five degree cutting, arbitrary size shearing subassembly and one hundred eighty degree bending structures of kirschner wire, can satisfy the multiple demand among the actual operation process.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a kirschner wire bender and have its orthopedics kirschner wire pincers and cut.
Background
The kirschner wire is a basic medical appliance commonly used in orthopedic surgery, is mainly used for fixing short fracture or avulsion fracture and other fracture with low stress, and is also used for fixing temporary fracture blocks in the orthopedic surgery. The kirschner wire is generally about twenty centimeters in size and 0.8-2.0 millimeters in diameter. Can buckle, cut the kirschner wire according to the size of butt joint skeleton in the operation, current bending apparatus is generally buckled in vitro, can't buckle at the bone of operation in-process subsides to kirschner wire pincers cut the function singleness, can't satisfy multiple demand among the actual operation process.
Therefore, based on the problems, the kirschner wire bender which can be bent along the bone in the operation process and can meet various requirements in the actual operation process and the orthopedic kirschner wire forceps scissors with the bender have important practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that exists among the above-mentioned prior art, provide one kind and can paste the bone at the operation in-process and buckle to satisfy the ke shi needle bending machine of multiple demand among the actual operation process and have its orthopedics ke shi needle pincers and cut.
The utility model discloses a solve the technical scheme who takes of this problem and be:
the utility model provides a ke shi needle bending machine, includes the ke shi needle holder and the curved stick of ke shi needle, the ke shi needle holder includes the handle of gripping and the body of gripping at the handle of gripping both ends of integrated into one piece respectively, it is certain contained angle to grip between body and the handle of gripping, the body of gripping includes that at least three is the radial distribution in plane and grips the arch of holding of handle tip, it has the opening of gripping to grip the shaping in the arch, grip opening width size on the body differs.
Preferably, the Kirschner wire bending rod comprises a holding rod, two ends of the holding rod are respectively bent at a certain angle to form bending heads, and the bending heads are provided with bending holes along the axial direction of the bending heads.
Preferably, the included angle between the holding rod and the bending head is an acute angle, a right angle or an obtuse angle, and preferably, the included angle between the bending head and the holding rod is an obtuse angle, and the included angle is 135-150 degrees.
Preferably, the included angle between the holding body and the holding handle is preferably 135-150 degrees.
Further preferably, a grip gap is formed between adjacent grip protrusions.
Further preferably, the edge of the holding projection is in a rounded transition/R-angle transition.
Preferably, the holding body is of a planar T-shaped structure, three holding notches penetrating through the holding body in the thickness direction are formed in the holding body, and the width of each holding notch is 1.0mm, 1.5mm and 2.0 mm.
The second invention of the utility model aims to: the utility model also provides an orthopedic kirschner wire forceps is cut, includes two pincers bodies through articulated elements articulated, the pincers body is divided into binding clip portion, articulated portion and pincers pole portion, pincers pole portion through connection structure detachable install above-mentioned kirschner wire bending machine.
Preferably, the inner sides of the two forceps rod parts are respectively provided with one of a kirschner wire holder and a kirschner wire bending rod through a connecting structure.
Further preferably, the forceps rod portion has a certain radian, and the grip/grip rod is mounted on the inner side of the forceps rod portion through a connecting structure, wherein the connecting structure comprises:
the connecting hole penetrates through the middle part of the holding handle/the holding rod;
a threaded hole formed inside the jaw portion;
and the screw penetrates through the connecting hole and is installed in the threaded hole in a threaded manner.
Preferably, the two forceps bodies are matched to form a kirschner wire shearing structure, a kirschner wire ninety-degree bending structure, a kirschner wire holding structure, a kirschner wire forty-five-degree shearing structure, an arbitrary size shearing assembly and a kirschner wire one-hundred eighty-degree bending structure.
Preferably, the clamp body is further provided with a bending structure with any angle and a dimension measuring structure.
The utility model has the advantages and positive effects that:
1. the utility model discloses in, the ke shi needle bending machine can paste the bone and stretch into the wound the inside, pastes the bone at the operation in-process and bends the ke shi needle, no matter be the different ke shi needle of afterbody length, still the different ke shi needle of thickness, can both paste the bone and bend to it, and it is efficient to bend.
2. The utility model discloses in, ke shi needle holder, ke shi needle bending stick can be used alone respectively with ke shi needle pincers scissors, also can use in coordination to realize bending earlier the back function such as cut.
3. The utility model discloses in, the right degree bending structure of ke shi needle shearing structure, the ninety degree bending structure of ke shi needle, ke shi needle structure of holding, the forty-five degree shearing structure of ke shi needle, arbitrary size shearing module and one hundred eighty degree bending structure of ke shi needle are cut to the cooperation constitution in the pincers of ke shi, can satisfy the multiple demand of actual operation in-process.
Drawings
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a kirschner wire holder in embodiment 1;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view showing the structure of a K-wire bending rod in example 1;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic structural view of example 2;
FIG. 6 is a bottom view of FIG. 5;
FIG. 7 is a schematic view of the K-wire bender of FIG. 5 shown removed;
FIG. 8 is a bottom view of FIG. 7;
FIG. 9 is a schematic view of the jaw portion of FIG. 5 in an open configuration;
FIG. 10 is an enlarged view of the portion A of FIG. 9;
FIG. 11 is a schematic view of the expanded configuration of the jaw portion of FIG. 6;
FIG. 12 is a schematic view of the expanded configuration of the jaw portion of FIG. 7;
fig. 13 is a schematic view of the fig. 8 jaw portion in an open configuration.
In the figure: 1. the forceps comprise a first forceps body, 101, a first forceps head, 1011, a first cutting edge, 1012, a holding notch, 1013, a first needle holding plane, 102, a first hinge block, 1021 a cutting inclined sharp hole, 1022, a first cutting through hole, 1023, a first left notch, 1024, a first right notch, 103, a first forceps rod, 1031, a first bending block, 2, a second forceps body, 201, a second forceps head, 2011, a second cutting edge, 2012, a bending lug, 2013, a second needle holding plane, 202, a second hinge block, 1, a second left notch, 2022, a second right notch, 203, a second forceps rod, 2031, a second bending block, 2032, a U-shaped groove body, 2033, a positioning groove, 3, 4, a kirschner needle holder, 401, a holding handle, 402, a holding body, 4021, a holding protrusion, 4022, a holding notch, 4023, a hinge joint, a holding notch, 5, a kirschner needle holding rod, 501 and a bent needle holding rod, 5021. The anti-skid device comprises bending holes 601, connecting holes 602, threaded holes 7, bending through holes 8 and anti-skid threads.
Detailed Description
First, it should be noted that the specific structure, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are only for illustrative purposes and should not be construed as forming any limitation on the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances. The present invention will be described in detail with reference to the accompanying drawings.
Example 1:
the utility model provides a ke shi needle bending machine, includes ke shi needle holder 4 and ke shi needle bending stick 5, the ke shi needle holder includes handle 401, respectively integrated into one piece at the body 402 that grips at handle 401 both ends, it is certain contained angle to grip between body 402 and the handle 401, the body 402 that grips includes that at least three is the radial protruding 4021 that grips that distributes in the plane at handle 401 tip, it has the opening 4022 of gripping to grip the protruding 4021 last shaping of going up, the opening 4022 width dimension that grips on the body 402 of gripping differs.
In this embodiment, as shown in fig. 1-2, the kirschner wire holder 4 includes a holding handle 401 and a holding body 402, the holding handle 401 and the holding body 402 are preferably flat-plate structures, a certain included angle is formed between the holding body 402 and the holding handle 401, which not only facilitates the operation, but also facilitates the bending along the bone, and the holding body 402 includes at least three holding protrusions 4021 radially distributed on the end of the holding handle 401. Taking this embodiment as an example, three holding protrusions 4021 are radially distributed on the end plane of the holding handle 401, each holding protrusion 4021 is formed with a holding notch 4022, and the holding notch 4022 is used for matching with a kirschner wire, so that the kirschner wire bender can bend the kirschner wire by being attached to the surface of a bone in the operation process, and then cut short by a kirschner wire forceps scissors, thereby realizing that the length of the scissors after the kirschner wire is bent is extremely short and close to the surface of the bone. Specifically, the method comprises the following steps: the Kirschner wire holder 4 can be attached to the surface of a bone to clamp a Kirschner wire, the Kirschner wire holder 4 and the Kirschner wire bending rod 5 are matched for use, after the Kirschner wire holder 4 is attached to the bone to clamp the Kirschner wire, the Kirschner wire bending rod 5 is inserted into the tail of the Kirschner wire to be bent by utilizing the lever principle, the bending efficiency is high, and the operation is convenient. In addition, the holding notches 4022 on the holding body 402 are different in width and size, so that the kirschner wires with different thicknesses can be bent. Compared with the existing bender needing to bend the Kirschner wire in vitro, the Kirschner wire bender can be attached to the bone and extend into the wound, the Kirschner wire is bent by being attached to the bone in the operation process, the Kirschner wire with different tail lengths or different thicknesses can be bent by being attached to the bone, the bending efficiency is high, the bending point is only located at the bending position of the Kirschner wire, no shearing force can be generated on the peripheral bone, and the displacement of the peripheral bone can not be caused.
Furthermore, it can be considered in this embodiment that, as shown in fig. 3 to 4, the kirschner wire bending rod 5 includes a holding rod 501, two ends of the holding rod 501 are respectively bent to form bending heads 502 with certain angles, a bending hole 5021 is formed on the bending head 502 along the axial direction thereof, an included angle between the holding rod and the bending head is an acute angle, a right angle or an obtuse angle, preferably, the included angle between the bending head 502 and the holding rod 501 is an obtuse angle, the included angle is 135-150 °, taking this embodiment as an example, the included angle between the bending head 502 and the holding rod 501 is 135 °, the sizes of the bending holes 5021 on two sides of the kirschner wire bending rod 5 are 1.0mm and 2.0mm, respectively, and the bending hole 5021 is used for being matched with the kirschner wire, so that the kirschner wire bending rod can be bent against the bone surface in the operation process.
Furthermore, it is considered in this embodiment that an included angle between the holding body 402 and the holding handle 401 is preferably 135 ° to 150 °, taking this embodiment as an example, the included angle between the holding body 402 and the holding handle 401 is 135 °, and the holding body 402 is placed into the wound by holding the holding handle 401, so that the holding body 402 bends the kirschner wire against the bone surface.
Furthermore, it can be considered in this embodiment that a holding gap 4023 is formed between adjacent holding protrusions 4021, the kirschner wire holder and the kirschner wire bending bar can be used in cooperation, or can be used separately, when the kirschner wire holder and the kirschner wire bending bar are used in cooperation, the kirschner wire holder is mainly used for clamping the kirschner wire, and when the holding gap 4022 is used in cooperation with the kirschner wire, the holding gap 4023 can assist in holding the gap 4022; when the kirschner wire holder is used independently, the holding notch 4022 is used for being matched with the kirschner wire and being rotated to be bent to an optimal angle according to a certain angle, and the holding notch 4023 can assist the holding notch 4022 in bending the kirschner wire in the process.
Furthermore, it is also considered in this embodiment that the edge of the holding protrusion 4021 is rounded/rounded to prevent the holding protrusion 4021 from damaging other tissues in the wound.
Furthermore, it can be considered in this embodiment that the holding body 402 is a planar T-shaped structure, three holding notches 4022 penetrating through the holding body 402 along the thickness direction of the holding body are formed in the holding body 402, the widths of the three holding notches 4022 are 1.0mm, 1.5mm and 2.0mm, and the holding notches with different sizes can be matched with kirschner pins with different thicknesses so as to bend the kirschner pins with different thicknesses.
Example 2:
the utility model provides a scissors is cut to bone ke's needle pincers, includes through the 3 articulated pincers bodies of articulated elements, the pincers body is separated for binding clip portion, articulated portion and pincers pole portion, the pincers pole portion installs the aforesaid through connection structure detachable the ke's needle bending machine, the ke's needle bending machine can be used alone respectively with the scissors is cut to bone ke's needle pincers, also can use in coordination to be used for realizing earlier bending later functions such as shearing, and ke's needle bending machine detachable installs in pincers pole portion inboard, does not influence the normal use that the scissors is cut to bone ke's needle pincers.
Example 3:
For example: as shown in fig. 5-6, one of a kirschner wire holder and a kirschner wire bending rod is respectively installed on the inner sides of the two forceps rod portions through a connecting structure, the kirschner wire holder 4, the kirschner wire bending rod 5 and the orthopedic kirschner wire forceps scissors can be respectively used independently, and can also be used cooperatively to realize the functions of bending first and then shearing, and the like, and the kirschner wire holder 4 and the kirschner wire bending rod 5 are detachably installed on the inner sides of the forceps rod portions, so that the normal use of the orthopedic kirschner wire forceps scissors is not affected.
It should be noted that, the two gripper bar portions may be respectively provided with the kirschner wire holder 4 and the kirschner wire bending rod 5, or two kirschner wire holders 4 may be simultaneously provided, or two kirschner wire bending rods 5 may be simultaneously provided, and the selection is performed according to the requirement.
Further, it is also contemplated in this embodiment that the jaw shaft has a curvature and the grip 401/grip bar 501 is attached to the inside of the jaw shaft by a connecting structure.
Further, it is also considered in this embodiment that the connecting structure includes:
a connection hole 601 which is opened through the middle of the grip 401/grip bar 501;
a threaded hole 602 opened inside the forceps rod portion;
a screw which is screw-fitted into the screw hole 602 through the coupling hole 601 so that the grip 401/grip bar 501 is fitted to the inside of the jaw bar portion.
Example 4:
For example: the two forceps bodies are matched to form a kirschner wire shearing structure, a ninety-degree bending structure of a kirschner wire, a kirschner wire holding structure, a forty-five-degree shearing structure of the kirschner wire, a shearing assembly with any size and a one-hundred-eighty-degree bending structure of the kirschner wire.
Specifically, the method comprises the following steps: the two forceps bodies are named as a first forceps body 1 and a second forceps body 2 respectively, the two forceps head portions are named as a first forceps head 101 and a second forceps head 201 respectively, the two hinge portions are named as a first hinge block 102 and a second hinge block 202 respectively, and the two forceps rod portions are named as a first forceps rod 103 and a second forceps rod 203 respectively.
Still further, it is also considered in this embodiment that the k-wire cutting structure includes a first cutting edge 1011 and a second cutting edge 2011 respectively formed at the head positions of the first forceps head 101 and the second forceps head 201, and the cutting edges of the first cutting edge 1011 and the second cutting edge 2011 overlap and cut when closed. This orthopedics kirschner wire pincers scissors can the exclusive use, also can use with the bending machine in embodiment 1 in coordination, and after the kirschner wire bending machine in embodiment 1 pasted the bone at the operation in-process and bent the kirschner wire, can cut short to the kirschner wire through the kirschner wire shearing structure of orthopedics kirschner wire pincers scissors to because the kirschner wire shearing structure is located the head position of pincers head, can paste the bone surface with the special shortness of kirschner wire scissors. The length of the Kirschner wire shearing structure is preferably 0.5-1 cm, so that labor is saved during far-end shearing.
Furthermore, it can be considered in this embodiment that the ninety-degree bending structure of the kirschner wire is located at the middle position of the forceps head, and comprises:
a holding notch 1012 concavely formed at the middle position of the first binding clip 101, and including at least one V-shaped notch and at least one arc-shaped notch; the V-shaped notch is used for ninety-degree bending of the Kirschner wire of 0.8mm, 1.0mm and 1.5 mm; ninety-degree bending of the Kirschner wires with the arc-shaped notches of 1.5mm, 2.0mm and 2.5mm is realized, and ninety-degree bending of the Kirschner wires with different thicknesses is realized;
the bending convex block 2012 is convexly formed in the middle of the second binding clip 201 and is opposite to the holding notch 1012 in an occlusion manner, a clearance position for avoiding the bending convex block 2012 is further formed in the middle of the first binding clip 101, and when the first binding clip 101 and the second binding clip 201 are closed, the bending convex block 2012 is matched with the holding notch 1012 to be used for ninety-degree bending of the kirschner wire. It should be noted that the shape of the bending projection 2012 is similar to the shape of the tongue, and the free end thereof is 90 degrees for ninety degree bending of the kirschner wire. The length of the ninety-degree bent structure of the Kirschner wire is preferably 0.5-1 cm, so that labor is saved during distal shearing.
Furthermore, it is also considered in this embodiment that the kirschner wire needle-holding structure is located at a position near the hinge of the forceps head portion, and includes a first needle-holding plane 1013 and a second needle-holding plane 2013 respectively formed on the first forceps head 101 and the second forceps head 201, and the first needle-holding plane 1013 and the second needle-holding plane 2013 are in meshing opposition for holding a needle.
Still further, it is also contemplated in this embodiment that the forty-five degree shear structure of the k-wire includes a shear tapered bore 1021 formed in one side of the first hinge block 102. For 45 ° beveled tip shearing of 1.0mm, 1.5mm, and 2.0mm k-wires.
Still further, it is also contemplated in this embodiment that the arbitrary-size cutting assembly includes:
and the perforation shearing structure comprises a first shearing perforation 1022 and a second shearing perforation which are correspondingly arranged on the first hinging block 102 and the second hinging block 202, and the perforation shearing structure is used for shearing the kirschner wires of 0.8mm, 1.0mm, 1.5mm and 2.0mm when the first jaw 101 and the second jaw 201 are converted into closed and open positions.
Side shearing mechanism, it includes first left side breach 1023, first right side breach 1024, the second left side breach 2021, the second right side breach 2022 of seting up respectively in first articulated piece 102 both sides, seting up respectively in second articulated piece 202 both sides, when first tong head 101 and second tong head 201 are closed, open and change, first left side breach 1023 and the cooperation of second left side breach 2021 can be used to 1.2mm, 1.5mm and 2.0 mm's ke shi needle and cut, first right side breach 1024 and the cooperation of second right side breach 2022 can be used to 0.8mm, 1.0mm and 1.2 mm's ke shi needle and cut. And the side shearing structure can also shear the inclined plane when the Kirschner wire is longitudinally placed.
Still further, it is also considered in this embodiment that the one-hundred-eighty degree bending structure of the kirschner wire is disposed on the opposite side surfaces of the first forceps rod 103 and the second forceps rod 203, and includes:
a first bending block 1031, the protrusion of which is formed at a position where the first clamp lever 103 is close to the first hinge block;
the second bending block 2031 is formed at a position of the second clamp bar 203 close to the first hinge block in a protruding manner, a U-shaped groove 2032 is formed on the second bending block 2031, and the first bending block 1031 is opposite to the U-shaped groove 2032 in an engaged manner and can extend into the U-shaped groove 2032.
Furthermore, it is considered in this embodiment that the free end of the first bending block 1031 is a cylindrical structure, and the free end of the second bending block 2031 is provided with a positioning groove 2033 for positioning the kirschner wire.
When the first forceps head 101 and the second forceps head 201 are transformed to be closed and opened, the first bending block 1031 and the second bending block 2031 can cooperate to realize one-hundred-eighty-degree bending of the kirschner wire.
Furthermore, it can be considered in this embodiment that the caliper body is further provided with a bending structure with any angle and a dimension measuring structure.
Furthermore, it can be considered in this embodiment that the arbitrary-angle bending structure includes a plurality of bending through holes 7 penetrating through the first forceps rod 103 and the second forceps rod 203, the sizes of the bending through holes 7 are different, and the bending through holes 7 are used for inserting and bending the kirschner wire, taking this embodiment as an example, the plurality of bending through holes 7 are respectively used for bending the kirschner wire with arbitrary angles of the sizes of 0.8mm, 1.0mm, 1.2mm, 1.5mm, and the like.
Further, it is also considered in this embodiment that the dimension measuring structure includes:
a first scale line extending in the longitudinal direction of the first caliper bar 103;
and the second scale mark extends along the length direction of the second clamp rod 203, and the first scale mark and the second scale mark can play a role in measuring the size.
Furthermore, in this embodiment, it is also considered that the outer sides of the first forceps rod 103 and the second forceps rod 203 are respectively provided with anti-slip threads 8 for anti-slip function.
To sum up, the utility model provides a can paste the bone at the operation in-process and buckle to satisfy the ke shi needle bending machine of multiple demand and have its orthopedics ke shi needle pincers to cut of actual operation in-process.
The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (10)
1. The utility model provides a ke shi needle bending machine which characterized in that: including the curved stick of ke shi needle holder and ke shi needle, the ke shi needle holder includes the handle of gripping and the body of gripping at the handle of gripping both ends of integrated into one piece respectively, it is certain contained angle to grip between body and the handle of gripping, the body of gripping includes that at least three is the radial distribution in plane and grips the arch of holding of handle tip, it has the opening of gripping to grip the shaping in the arch, grip opening width size on the body differs.
2. The kirschner wire bender according to claim 1, wherein: the Kirschner wire bending rod comprises a holding rod, two ends of the holding rod are respectively bent at a certain angle to form bending heads, and bending holes are formed in the bending heads along the axial direction of the bending heads.
3. The k-wire bender according to claim 2, wherein: the included angle between the holding rod and the bending head is acute angle, right angle or obtuse angle.
4. The k-wire bender according to claim 1, wherein: and a holding gap is formed between the adjacent holding protrusions.
5. The kirschner wire bender according to claim 4, wherein: the holding body is of a plane T-shaped structure, three holding openings penetrating through the holding body in the thickness direction are formed in the holding body, and the width of each holding opening is 1.0mm, 1.5mm and 2.0 mm.
6. The utility model provides a bone pick's needle pincers scissors, includes two pincers bodies through articulated elements articulated, the pincers body includes binding clip portion, articulated portion and pincers pole portion, its characterized in that: the clamp rod part is detachably provided with the Kirschner wire bender as claimed in any one of claims 2-5 through a connecting structure.
7. The bone pick forceps scissors of claim 6 wherein: the inner sides of the two forceps rod parts are respectively provided with one of a kirschner wire holder and a kirschner wire bending rod through a connecting structure.
8. The bone pick's needle forceps scissors of claim 7, wherein: the pincers pole portion has certain radian, the inboard at pincers pole portion is installed through connection structure to the grip handle/stick of gripping, connection structure includes:
the connecting hole penetrates through the middle part of the holding handle/the holding rod;
a threaded hole formed inside the jaw portion;
and the screw penetrates through the connecting hole and is installed in the threaded hole in a threaded manner.
9. The bone pick forceps scissors of claim 7 wherein: the two forceps bodies are matched to form a kirschner wire shearing structure, a ninety-degree bending structure of a kirschner wire, a kirschner wire holding structure, a forty-five-degree shearing structure of the kirschner wire, a shearing assembly with any size and a one-hundred-eighty-degree bending structure of the kirschner wire.
10. The bone pick forceps scissors of claim 9 wherein: the clamp body is also provided with a bending structure with any angle and a size measuring structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821688.XU CN217338799U (en) | 2022-04-11 | 2022-04-11 | Kirschner wire bending device and orthopedic Kirschner wire forceps scissors with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821688.XU CN217338799U (en) | 2022-04-11 | 2022-04-11 | Kirschner wire bending device and orthopedic Kirschner wire forceps scissors with same |
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| Publication Number | Publication Date |
|---|---|
| CN217338799U true CN217338799U (en) | 2022-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220821688.XU Expired - Fee Related CN217338799U (en) | 2022-04-11 | 2022-04-11 | Kirschner wire bending device and orthopedic Kirschner wire forceps scissors with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217338799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116172681A (en) * | 2023-04-27 | 2023-05-30 | 北京爱康宜诚医疗器材有限公司 | Quantitative bending tool for Kirschner wire |
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2022
- 2022-04-11 CN CN202220821688.XU patent/CN217338799U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116172681A (en) * | 2023-04-27 | 2023-05-30 | 北京爱康宜诚医疗器材有限公司 | Quantitative bending tool for Kirschner wire |
| CN116172681B (en) * | 2023-04-27 | 2023-06-20 | 北京爱康宜诚医疗器材有限公司 | Quantitative bending tool for Kirschner wire |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |