CN203493720U - Metal claw-shaped plate - Google Patents

Metal claw-shaped plate Download PDF

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Publication number
CN203493720U
CN203493720U CN201320521764.6U CN201320521764U CN203493720U CN 203493720 U CN203493720 U CN 203493720U CN 201320521764 U CN201320521764 U CN 201320521764U CN 203493720 U CN203493720 U CN 203493720U
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CN
China
Prior art keywords
substrate
fixing hole
claw
fixed claw
fixed
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Expired - Fee Related
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CN201320521764.6U
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Chinese (zh)
Inventor
李凌刚
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Individual
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Individual
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Priority to CN201320521764.6U priority Critical patent/CN203493720U/en
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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
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical 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
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8085—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with pliable or malleable elements or having a mesh-like structure, e.g. small strips

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Neurology (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 utility model discloses a metal claw-shaped plate which comprises a base plate, fixing claws, fixing holes and a bolt, wherein the base plate is arranged as an arc-shaped or flat plate; the fixing claws are equidistantly and symmetrically arranged on the two sides of base plate along the length direction; the fixing holes are arranged as through holes along vertical direction; the fixing claws have the shape of bent rectangle, semicircle, parabola or arc with central angle being smaller than 180 degrees. A plurality of fixing holes are arranged in the base plate of the metal claw-shaped plate; the corresponding parts can be fastened by using the fixing bolts according to the specific condition of operation, so that more flexibility is supplied to the operation; besides, the fixing claws of the metal claw-shaped plate are densely distributed on the two sides of the base plate, so that higher fixing pressure can be applied to the bone joint.

Description

A kind of metal claw type plate
Technical field
This utility model relates to orthopaedics medical instruments field, is specifically related to a kind of metal claw type plate.
Background technology
While fracture patient being carried out to fracture reduction operation in bone surgery, need to use blade plate, for example, for fracture of rib, use rib connecting plate to be fixed fracture site; The rib connecting plate using is at present comprised of plate body and the arm that is symmetrically distributed in plate body two ends conventionally.
Chinese patent literature CN 201658410 discloses a kind of lock and has embraced formula rib plate, comprises main body and the holding claw of integrative-structure.In main body, attacked two guide pinholes, rib plate main body two is respectively equipped with lock hole, is furnished with locking compress screw in described lock hole; Described rib plate total length is 60mm, and holding claw thickness is identical with rib plate body thickness; The width of holding claw is 3.8mm.
Chinese patent literature CN 202184788 U disclose under a kind of thoracoscope, be implanted into formula NiTi can memory alloy rib plate, it can absorb draught line by No. 1 pressing supporting blade plate, arm, synthetism plate hole, arm hole, pass from arm hole and form, two avris that support blade plate are symmetrically distributed with four pairs of arms, the same plane mid point that support blade plate and arm are sent has synthetism plate hole, arm front end triangularity is cone-shaped, and front end is provided with arm hole.
But the rib plate of said structure is only applicable to the fixing of rib, can not be applicable to preferably the fixing of other position knochenbruch of animal and human.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of metal claw type plate that is applicable to the fracture fixation of human body multiple location.
The technical scheme that realizes this utility model object is a kind of metal claw type plate, comprises substrate, fixed claw, fixing hole and screw, and substrate is arc or flat board, and fixed claw is equidistantly symmetricly set on the both sides of the length direction of substrate; Fixing hole is the through hole of upward and downward, the left and right that is successively set on from front to back substrate to centre position.
Fixing hole comprises the first fixing hole or the second fixing hole; Described the first fixing hole is arranged between symmetrically arranged two fixed claws.Described the second fixing hole is arranged on the middle part of the substrate between adjacent two pairs of fixed claws, while only including the second fixing hole, the logarithm of fixed claw on substrate is made as to n, and the quantity of the fixing hole on substrate is n-1.
As preferably, the fixing hole of metal claw type plate comprises the first fixing hole and the second fixing hole simultaneously; The logarithm of fixed claw on substrate is made as to n, and the quantity of the fixing hole on substrate is 2n-1.
Described fixed claw is the circular arc that rectangle, semicircle are annular, parabola shaped or central angle is less than 180 ° of bending.
When the rectangle that fixed claw is bending, the length L of substrate is 10mm～300mm, and the width W of substrate is 2mm～20mm, and the thickness of substrate is 0.4mm～3mm; The width of fixed claw is 1mm～5mm, and the length of the fixed claw of bending being pulled to straight rear fixed claw is 5mm～20mm; Spacing between two adjacent fixed claws of substrate the same side is 2mm～20mm.
When the semicircle that fixed claw is bending is annular, parabola shaped or central angle is less than the circular arc of 180 °, the length L of substrate is 10mm～300mm, and the width W of substrate is 2mm～20mm, and the thickness of substrate is 0.8mm～3mm; Fixed claw contacts with two adjacent links of substrate or interval arranges.
For above-mentioned semicircle, annular, parabola shaped or central angle is less than the fixed claw of the circular arc of 180 °, and as preferably, the outside of the fixed claw of substrate both sides is also provided with reinforced bulkhead; Reinforced bulkhead is rectangle, and the circular arc top of fixed claw and the inner side of reinforced bulkhead are tangent.
Substrate is identical with the thickness of fixed claw, reinforced bulkhead.
The utlity model has positive effect: the fixed claw of (1) metal claw type of the present utility model plate is densely distributed in the both sides of substrate, can apply larger fixation pressure to bone junction.(2) fixing hole of offering on the substrate of metal claw type plate of the present utility model is more, can be according to the concrete condition of operation, with hold-down screw, at corresponding position, carry out fasteningly, and more motility is provided for performing the operation.(3) metal claw type plate of the present utility model is except can be used for rib fixing, is also applicable to phalanx in phalanges in the hands bone of human body and metacarpal bone, sufficient bone and the bones of limbs of metatarsal, chi radius, fibula, clavicle and animal, applied range.
Accompanying drawing explanation
Fig. 1 is the structural representation of metal claw type plate of the present utility model;
Fig. 2 is the top view of the plate of metal claw type shown in Fig. 1;
Fig. 3 is the right view of the plate of metal claw type shown in Fig. 1;
Fig. 4 is the structural representation of the metal claw type plate of the second structure of the present utility model;
Fig. 5 is the structural representation of the metal claw type plate of the third structure of the present utility model;
Fig. 6 is the structural representation of the metal claw type plate of the 4th kind of structure of the present utility model, fixed claw not shown in FIG.;
Labelling in above-mentioned accompanying drawing is as follows: substrate 1, fixed claw 2, fixing hole 3, screw 4, reinforced bulkhead 5.
The specific embodiment
The description in orientation of the present utility model is carried out according to the orientation shown in Fig. 1, is also the direction up and down that the direction up and down shown in Fig. 1 is description, and a side of court of Fig. 1 institute is the place ahead, and a side who deviates from Fig. 1 is rear.
(embodiment 1)
See Fig. 1, the metal claw type plate of the present embodiment comprises substrate 1, fixed claw 2, fixing hole 3 and screw 4.Substrate 1 and fixed claw 2 are one-body molded by pure titanium plate, and substrate 1 and fixed claw 2 also can be one-body molded by titanium alloy sheet or memorial alloy plate.Substrate 1 and fixed claw 2 material used makes substrate 1 and the fixed claw 2 can be arbitrarily crooked according to the shape of bone.Substrate 1 is identical with the thickness of fixed claw 2, and the thickness of substrate 1 is 0.4mm～3mm.
Substrate 1 is arc, and fixed claw 2 is equidistantly symmetricly set on the both sides (in Fig. 1, fixed claw 2 is arranged on the left and right sides of substrate 1) of the length direction of substrate 1.Fixed claw 2 is L-type strip plate, by rectangular slab bending and molding, only needs fine setting fixed claw 2 can make fixed claw 2 and bone laminating in operation.The surface of the external end head of fixed claw 2 is arc surface.Substrate 1 can be also flat board.
The through hole that fixing hole 3 is upward and downward, according to front and back to the left and right that is arranged on substrate 1 to central authorities.Fixing hole 3 comprises the first fixing hole and the second fixing hole; The first fixing hole is arranged between symmetrically arranged two fixed claws 2, and the second fixing hole is arranged on the middle part of the substrate between adjacent two pairs of fixed claws 2; Also the second fixing hole is arranged on the middle part between two adjacent the first fixing holes.
The logarithm of fixed claw 2 on substrate 1 is made as to n, and the quantity of the fixing hole 3 on substrate 1 is 2n-1.
On substrate 1, be at least provided with two pairs of fixed claws 2, on substrate 1, be at least provided with three fixing holes 3.
See Fig. 2 and Fig. 3, the length L of substrate 1 is 10mm～300mm, and the width W of substrate 1 is 2mm～20mm.
The width of fixed claw 2 is 1mm～5mm, and the length of the fixed claw of bending 2 being pulled to straight rear fixed claw 2 is 5mm～20mm.Spacing between two adjacent fixed claws 2 of substrate 1 the same side is 2mm～20mm.
The length of substrate 1 is longer, and the width of substrate 1 is also wider, and the width of fixed claw 2 is also wider, same, and the length of fixed claw is also longer.Concrete parameter is according to the situation setting of different knochenbruch fixed positions.The metal claw type plate that is for example 300mm for the length of substrate 1, it is applicable to extremity knochenbruch fixing of larger animal.And the metal claw type plate that the length L of substrate 1 is 10mm is applicable to the fixing of phalanx.
In the present embodiment, the length L of substrate 1 is 38mm, and the width W of substrate 1 is 10mm; The width of fixed claw 2 is 2mm, and the length of fixed claw 2 is 10mm, and the spacing between two adjacent fixed claws is 4mm, and the both sides of substrate 1 arrange seven pairs of fixed claws 2, and the centre of substrate 1 is provided with 13 fixing holes 3.
The fixed claw of the metal claw type plate of the present embodiment is densely distributed in the both sides of substrate, can apply larger fixation pressure to bone junction.The fixing hole of offering on substrate due to metal claw type plate is more, can be according to the concrete condition of operation, with hold-down screw, at corresponding position, carry out fasteningly, and more motility is provided for performing the operation.The metal claw type plate of the present embodiment is except can be used for rib fixing in addition, is also applicable to phalanx in phalanges in the hands bone of human body and metacarpal bone, sufficient bone and the bones of limbs of metatarsal, chi radius, fibula, clavicle and animal, applied range.
(embodiment 2)
See Fig. 4, all the other are identical with embodiment 1 for the metal claw type plate of the present embodiment, and difference is: substrate 1 is for plate shaped.
Fixing hole 3 only includes the second fixing hole, and the second fixing hole is arranged on the middle part of the substrate between two adjacent fixed claws 2 of homonymy.The logarithm of fixed claw 2 on substrate 1 is made as to n, and the quantity of the fixing hole 3 on substrate 1 is n-1.
In the present embodiment, the length L of substrate 1 is 82mm, and the width W of substrate 1 is 20mm; The width of fixed claw 2 is 5mm, and the length of fixed claw 2 is 20mm, and the spacing between two adjacent fixed claws is 6mm, and the both sides of substrate 1 arrange eight pairs of fixed claws 2, and the centre of substrate 1 is provided with 7 fixing holes 3.This metal claw type plate is applicable to grow, thicker bone fixing.
(embodiment 3)
See Fig. 5, all the other are identical with embodiment 1 for the metal claw type plate of the present embodiment, and difference is: substrate 1 is for plate shaped, and fixed claw 2 is the semicircle annular through bending.The both sides of substrate 1 arrange four pairs of fixed claws 2.The shape of fixed claw 2, except the semicircle annular shown in Fig. 5, can be also circular arc parabola shaped or that central angle is less than 180 °.
The fixed claw 2 of substrate 1 one sides contacts with two adjacent links of substrate 1 or interval arranges, and is interval setting in the present embodiment; Two adjacent link interval 3mm.
Fixing hole 3 is arranged between symmetrically arranged two fixed claws 2.
(embodiment 4)
See Fig. 6, all the other are identical with embodiment 3 for the metal claw type plate of the present embodiment, and difference is: the metal claw type plate of the present embodiment is also provided with the reinforced bulkhead 5 of bending.
Reinforced bulkhead 5 is one-body molded with substrate 1 and fixed claw 2, and rectangle reinforced bulkhead 5 has two, is separately positioned on the both sides of substrate 1.
Reinforced bulkhead 5 is arranged on the outside of fixed claw 2, and the circular arc top of fixed claw 2 and the inner side of reinforced bulkhead 5 are tangent.
In the present embodiment, the both sides of substrate 1 arrange four pairs of fixed claws 2, and the fixed claw 2 of substrate 1 one sides contacts with two adjacent links of substrate 1.
Each embodiment and application examples are the explanations to the specific embodiment of the present utility model above; but not to restriction of the present utility model; person skilled in the relevant technique is not in the situation that departing from spirit and scope of the present utility model; can also make various conversion and variation and obtain the corresponding technical scheme being equal to, therefore all technical schemes that are equal to all should be included into scope of patent protection of the present utility model.

Claims (7)

1., a kind of metal claw type plate, comprise substrate (1), fixed claw (2), fixing hole (3) and screw (4), it is characterized in that: substrate (1) is arc or flat board, and fixed claw (2) is equidistantly symmetricly set on the both sides of the length direction of substrate (1); The through hole that fixing hole (3) is upward and downward, the left and right that is successively set on from front to back substrate (1) to centre position;
Fixing hole (3) comprises the first fixing hole or the second fixing hole; Described the first fixing hole is arranged between symmetrically arranged two fixed claws (2); Described the second fixing hole is arranged on the middle part of the substrate between adjacent two pairs of fixed claws (2).
2. metal claw type plate according to claim 1, is characterized in that: described fixing hole (3) comprises the first fixing hole and the second fixing hole; The logarithm of the upper fixed claw (2) of substrate (1) is made as to n, and the quantity of the fixing hole (3) on substrate (1) is 2n-1.
3. metal claw type plate according to claim 1, is characterized in that: fixed claw (2) is the rectangle of bending, semicircle is annular, parabola shaped or central angle is less than 180 ° circular arc.
4. metal claw type plate according to claim 3, is characterized in that: when fixed claw (2) is the rectangle of bending, the length L of substrate (1) is 10mm～300mm, and the width W of substrate (1) is 2mm～20mm, and the thickness of substrate (1) is 0.4mm～3mm; The width of fixed claw (2) is 1mm～5mm, and the length of the fixed claw of bending (2) being pulled to straight rear fixed claw (2) is 5mm～20mm; The spacing being positioned between adjacent two fixed claws (2) of substrate (1) the same side is 2mm～20mm.
5. metal claw type plate according to claim 3, it is characterized in that: when fixed claw (2) is when the semicircle of bending is annular, parabola shaped or central angle is less than the circular arc of 180 °, the length L of substrate (1) is 10mm～300mm, the width W of substrate (1) is 2mm～20mm, and the thickness of substrate (1) is 0.8mm～3mm; Fixed claw (2) contacts with two adjacent links of substrate (1) or interval arranges.
6. metal claw type plate according to claim 5, is characterized in that: the outside of the fixed claw (2) of substrate (1) both sides is also provided with reinforced bulkhead (5); Reinforced bulkhead (5) is the rectangle frame of bending, and the inner side of the circular arc top of fixed claw (2) and reinforced bulkhead (5) is tangent.
7. according to the metal claw type plate described in claim 4 or 6, it is characterized in that: substrate (1) is identical with the thickness of fixed claw (2), reinforced bulkhead (5).
CN201320521764.6U 2013-08-26 2013-08-26 Metal claw-shaped plate Expired - Fee Related CN203493720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320521764.6U CN203493720U (en) 2013-08-26 2013-08-26 Metal claw-shaped plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320521764.6U CN203493720U (en) 2013-08-26 2013-08-26 Metal claw-shaped plate

Publications (1)

Publication Number Publication Date
CN203493720U true CN203493720U (en) 2014-03-26

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CN201320521764.6U Expired - Fee Related CN203493720U (en) 2013-08-26 2013-08-26 Metal claw-shaped plate

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114376697A (en) * 2020-10-19 2022-04-22 江苏国立医疗器械有限公司 Height-adjustable bone fracture plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114376697A (en) * 2020-10-19 2022-04-22 江苏国立医疗器械有限公司 Height-adjustable bone fracture plate

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20140326

Termination date: 20190826