CN107260290B - A kind of marmem bone plate external member - Google Patents
A kind of marmem bone plate external member Download PDFInfo
- Publication number
- CN107260290B CN107260290B CN201710633737.0A CN201710633737A CN107260290B CN 107260290 B CN107260290 B CN 107260290B CN 201710633737 A CN201710633737 A CN 201710633737A CN 107260290 B CN107260290 B CN 107260290B
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- Prior art keywords
- arm
- mainboard body
- anchor ear
- bone plate
- cooling
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Classifications
-
- 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
- A61B17/8004—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with means for distracting or compressing the bone or bones
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- 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
- A61B2017/564—Methods for bone or joint treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
Abstract
The invention discloses a kind of marmem bone plate external members, include memory alloy plate osteosynthesis, cooling host, and connect the connector of cooling host and memory alloy plate osteosynthesis；The memory alloy plate osteosynthesis includes the multiple groups anchor ear arm of mainboard body and integrated molding in mainboard body two sides, two arm ends of every group of anchor ear arm are separately formed the engaging arm that position mutually staggers, and two opposite side walls of engaging arm form the latch for being mutually clamped positioning；Cooling pipe is equipped in the mainboard body and each group anchor ear arm, the external wall of mainboard is equipped with the inlet opening and fluid hole being connected respectively with cooling pipe both ends；By the way that cooling pipe is arranged inside memory alloy plate osteosynthesis, connector can be cooperated to connect bone plate by cooling host before removing bone plate and be passed through 5 DEG C of cooling waters below into cooling pipe, cool down bone plate uniformly, conducive to smoothly and rapidly remove bone plate, further shorten operating time.
Description
Technical field
The invention belongs to medical instruments fields, and in particular to a kind of memory alloy plate osteosynthesis external member.
Background technique
Marmem has shape memory effect relevant to temperature, and hardness reduces easily modeling when being placed in cold medium
Shape when temperature increases, generates restoring force and screen resilience, voluntarily returns back to original shape.Why marmem has change
Shape recovery capability is that have in marmem because of the thermoelastic martensitic transformation that material internal occurs in deformation process
Two kinds of phases: high-temperature-phase austenite phase, low-temperature phase martensitic phase, according to different heating power load-up conditions, marmem is presented
Two kinds of performances out.Since its is easy for installation, operating time can be shortened, reduce patient suffering, more and more bones plate are adopted at present
It is made of marmem.But there are still following defects for current memory alloy plate osteosynthesis, remove after injury of the bone healing
When bone plate, need to open the anchor ear on bone plate with 5 DEG C of sterile saline gauzes below equably cold compress bone plate
Arm could take out bone plate, be bonded completely with each position of bone plate due to using gauze to be difficult to, prevent bone plate from
Completely cooled, there are still difficulties when removing bone plate, extend operating time.
Summary of the invention
The technical problems to be solved by the present invention are: in view of the deficienciess of the prior art, providing a kind of new structural
Memory alloy plate osteosynthesis external member.
Purpose to realize the present invention, is achieved using following technical scheme: a kind of marmem synthetism sleeve-board
Part includes memory alloy plate osteosynthesis, cooling host, and connects the connector of cooling host and memory alloy plate osteosynthesis；
The memory alloy plate osteosynthesis includes the multiple groups anchor ear arm of mainboard body and integrated molding in mainboard body two sides, often
Two arm ends of group anchor ear arm are separately formed the engaging arm that position mutually staggers, the opposite side wall molding of two engaging arm
There is the latch for being mutually clamped positioning；It is equipped with cooling pipe in the mainboard body and each group anchor ear arm, is set on the external wall of mainboard
There are the inlet opening and fluid hole being connected respectively with cooling pipe both ends；
It is convex that with the ipsilateral side of engaging arm close to the position of mainboard body a side is formed on one support arm of every group of anchor ear arm
The end in portion, side protrusion is bent to mainboard body direction；
The inlet opening and fluid hole is located at one end end position of mainboard body；The cooling pipe includes along mainboard
The main pipeline of body edge arrangement, along the Outer Tube that anchor ear arm edge is arranged, and along the interior conduit of Outer Tube disposed inboard,
The Outer Tube extends to engaging arm terminal position；Said inner tube road and Outer Tube in each anchor ear arm connect with main pipeline respectively
It is logical；The cross-sectional area of the main pipeline is Outer Tube, 1.2-1.4 times of interior conduit cross-sectional area sum；The cross of the Outer Tube
Sectional area is the 1/2-2/3 of interior conduit cross-sectional area；
The mainboard body and anchor ear arm are internally located at main pipeline and each interior conduit surround in the range of and each armful
It binds round the range between the interior conduit of arm, Outer Tube and is equipped with the copper material bed of material, mainboard body and anchor ear arm outer layer are marmem material
The bed of material；
The mainboard body is in strip rectangle shape, and mainboard body intermediary form has the rectangular aperture of a strip, mainboard body
There are three above tensioned lines, described tensioned lines one end and the fixed companies of a long side for connection between upper two long sides for being located at rectangular aperture
It connects, the other end is fixedly connected with an adjusting screw, is adjusted screw and mainboard body and is cooperatively connected by thread interference；
The cooling host includes shell, and a water storage cavity will be divided by being equipped with a metal partion (metp) in shell in shell
With an electrical chamber；Corresponding water storage cavity is equipped with water filling port above the shell, is sealedly connected with lid, the shell on water filling port
The position of corresponding water storage cavity is equipped with the connection-peg connecting with connector below body, and there are two fluid passages for tool on connection-peg；The storage
Liquid pump is installed, the outlet of liquid pump is connected with a fluid channel in water cavity；It is described electrical intracavitary refrigerating sheet, circuit board to be installed
And battery, the huyashi-chuuka (cold chinese-style noodles) of the refrigerating sheet are connected on metal partion (metp)；The lateral wall that the shell corresponds to water storage cavity is equipped with control
The button switch of liquid pump work processed, the side wall that the shell corresponds to electrical chamber are equipped with the toggle switch of control refrigerating sheet；It is described
Button switch, toggle switch, refrigerating sheet and battery are connect with circuit board respectively；It forms and is conducive on the two sidewalls of the shell
At least one set of raised line of grasping；
The connector includes the grafting set with connection-peg cooperation grafting, and the feed liquor being connected to below grafting set is inserted
Pipe and time liquid intubation；Feed liquor intubation, return liquid intubation respectively with inlet opening, fluid hole grafting；Feed liquor intubation and the end for returning liquid intubation
Portion's outer wall is arranged with silica gel sheath；The feed liquor intubation and time liquid cannula end are also connected with sealing-plug.
Compared with prior art, the beneficial effects of the present invention are: being cooled down by being arranged inside memory alloy plate osteosynthesis
Pipeline can cooperate connector to connect bone plate and be passed through 5 DEG C or less into cooling pipe before removing bone plate by cooling host
Cooling water, cool down bone plate uniformly, conducive to smoothly and rapidly remove bone plate, when further shortening operation
Between.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of bone plate.
Fig. 2 is the schematic diagram of internal structure of bone plate.
Fig. 3 is the A-A of Fig. 2 to structural schematic diagram.
Fig. 4 is structural schematic diagram when cooling host is in assembled state with connector.
Fig. 5 is structural schematic diagram when cooling host is in discrete state with connector.
Fig. 6 is the schematic diagram of internal structure of cooling host.
Fig. 7 is another structural schematic diagram of bone plate.
1, mainboard body；2, anchor ear arm；21, engaging arm；22, side protrusion；3, inlet opening；4, fluid hole；5, cooling pipe；
51, main pipeline；52, Outer Tube；53, interior conduit；6, the copper material bed of material；7, cooling host；71, shell；72, water filling port；73, convex
Item；74, button switch；75, connection-peg；76, liquid pump；77, refrigerating sheet；78, circuit board；79, battery；8, connector；81, grafting
Set；82, feed liquor is intubated；83, liquid intubation is returned；9, tensioned lines；91, screw is adjusted.
Specific embodiment
A specific embodiment of the invention is made a detailed explanation below according to attached drawing.
Embodiment 1
According to fig. 1 to fig. 6, the present embodiment is a kind of marmem bone plate external member, includes memorial alloy
Bone plate, cooling host 7, and connect the connector 8 of cooling host and memory alloy plate osteosynthesis；
The memory alloy plate osteosynthesis includes the multiple groups anchor ear arm 2 of mainboard body 1 and integrated molding in mainboard body two sides,
Two arm ends of every group of anchor ear arm are separately formed the engaging arm 21 that position mutually staggers, the opposite side wall of two engaging arm
Form the latch for being mutually clamped positioning；Cooling pipe 5, the external wall of mainboard are equipped in the mainboard body and each group anchor ear arm
It is equipped with the inlet opening 3 and fluid hole 4 being connected respectively with cooling pipe both ends.Every group after the memory alloy plate osteosynthesis installation
Two support arms of anchor ear arm are locking together by the latch cooperation in engaging arm, form a closed ring-type, fixing intensity
Height is more conducive to hurt symphysis, and compensates for strength reduction caused by the bone plate hollow structure.
The inlet opening and fluid hole is located at one end end position of mainboard body；The cooling pipe includes along mainboard
The main pipeline 51 of body edge arrangement, along the Outer Tube 52 that anchor ear arm edge is arranged, and along in Outer Tube disposed inboard
Pipeline 53, the Outer Tube extend to engaging arm terminal position；Said inner tube road in each anchor ear arm and Outer Tube respectively with
Main pipeline connection；The cross-sectional area of the main pipeline is Outer Tube, 1.3 times of interior conduit cross-sectional area sum；The Outer Tube
Cross-sectional area be interior conduit cross-sectional area 2/3.
The mainboard body and anchor ear arm are internally located at main pipeline and each interior conduit surround in the range of and each armful
It binds round the range between the interior conduit of arm, Outer Tube and is equipped with the copper material bed of material 6, mainboard body and anchor ear arm outer layer are marmem material
The bed of material.
The mainboard body is in strip rectangle shape, and mainboard body intermediary form has the rectangular aperture of a strip, mainboard body
There are three above tensioned lines 9 for the upper connection between two long sides of rectangular aperture, and described tensioned lines one end is fixed with a long side
Connection, the other end are fixedly connected with an adjusting screw 91, are adjusted screw and mainboard body and are cooperatively connected by thread interference；
As shown in connection with fig. 7, the cooling host includes shell 71, and a metal partion (metp) is equipped in shell by shell points
It is divided into a water storage cavity and an electrical chamber；Corresponding water storage cavity is equipped with water filling port, the company of sealing on water filling port above the shell
It is connected to lid 72, the position of corresponding water storage cavity is equipped with the connection-peg 75 connecting with connector below the shell, has on connection-peg
Two fluid passages；Liquid pump 76 is installed, the outlet of liquid pump is connected with a fluid channel in the water storage cavity；The electrical chamber
Refrigerating sheet 77, circuit board 78 and battery 79 are inside installed, the huyashi-chuuka (cold chinese-style noodles) of the refrigerating sheet is connected on metal partion (metp)；The shell
The lateral wall of corresponding water storage cavity is equipped with the button switch 74 of control liquid pump work, and the shell corresponds to the side wall installation of electrical chamber
There is the toggle switch of control refrigerating sheet；The button switch, toggle switch, refrigerating sheet and battery are connect with circuit board respectively；
At least one set of raised line 73 conducive to grasping is formed on the two sidewalls of the shell.
The connector 8 include with connection-peg cooperation grafting grafting set 81, and be connected to grafting set lower section into
Liquid intubation 82 and return liquid intubation 83, feed liquor intubation, return liquid intubation respectively with inlet opening, fluid hole grafting；Feed liquor intubation and time liquid
The end sleeve of intubation is equipped with silica gel sheath, is conducive to be tightly connected with inlet opening, fluid hole.The feed liquor intubation and time liquid cannula end
It is also connected with sealing-plug, is extracted again when needing cooling bone plate, the liquid outflow in cooling host is avoided.The connector 8
It can correspondingly be selected according to inlet opening, the specification of fluid hole, distance on bone plate, allow and cool down host and different rule
The bone plate adapted of lattice.
Before removing memory alloy plate osteosynthesis, the connector of corresponding specification is set on the connection-peg of cooling host, in cooling
Saline injection in the water storage cavity of host starts refrigerating sheet work by toggle switch, physiological saline temperature is made to drop to 5 DEG C
Hereinafter, then pull out the intubation of feed liquor on connector and return the sealing-plug in liquid intubation, feed liquor is intubated and is returned liquid intubation and inlet opening,
Then fluid hole docking presses button switch starting liquid pump, circulates docking along cooling pipe through cooling physiological saline
Bone plate is cooled down, and is moved back until synthetism plate temperature reaches requirement except cooling host, is removed bone plate.
Embodiment 2
As shown in connection with fig. 7, the present embodiment on the basis of embodiment 1, increases following feature: one of every group of anchor ear arm
Side protrusion 22 is formed close to the position of mainboard body with the ipsilateral side of engaging arm on support arm, and the end of side protrusion is to mainboard body
Direction bending.
Due to being in the muscle depths of synthetism position after the engaging arm engaging on every group of anchor ear arm, it is unfavorable for removing bone plate
When anchor ear arm is unclamped, the side protrusion is convenient for a support arm toward breaking into two with one's hands far from latch side, conducive to dismantling convenient and strength-savingly
Anchor ear arm.
Embodiment 3
The present embodiment and the difference of embodiment 1 or 2 are: forming on the mainboard body and to pass through for tensioned lines one end
Through-hole, the external wall of mainboard then form the screw hole that connection adjusts screw perpendicular to the position of through-hole.After bone plate is cooled
In plastic shape state, the width of mainboard body is adjusted at this time to suitable, and further tensioned lines, will then adjust screw locking to will
Tensioned lines compress, and such fixing intensity is higher than embodiment 1 or 2.
Claims (1)
1. a kind of marmem bone plate external member, it is characterised in that: it include memory alloy plate osteosynthesis, cooling host, with
And connect the connector of cooling host and memory alloy plate osteosynthesis；
The memory alloy plate osteosynthesis includes the multiple groups anchor ear arm of mainboard body and integrated molding in mainboard body two sides, and every group is embraced
Two arm ends of hoop arm are separately formed the engaging arm that position mutually staggers, and two opposite side walls of engaging arm form phase
The mutually latch of engaging positioning；Cooling pipe is equipped in the mainboard body and each group anchor ear arm, the external wall of mainboard, which is equipped with, to be divided
The inlet opening and fluid hole not being connected with cooling pipe both ends；
Side protrusion, side are formed close to the position of mainboard body with the ipsilateral side of engaging arm on one support arm of every group of anchor ear arm
The end of protrusion is bent to mainboard body direction；
The inlet opening and fluid hole is located at one end end position of mainboard body；The cooling pipe includes along mainboard body side
The main pipeline of edge arrangement, it is described along the Outer Tube that anchor ear arm edge is arranged, and along the interior conduit of Outer Tube disposed inboard
Outer Tube extends to engaging arm terminal position；Said inner tube road in each anchor ear arm is connected to main pipeline respectively with Outer Tube；
The cross-sectional area of the main pipeline is Outer Tube, 1.2-1.4 times of interior conduit cross-sectional area sum；The cross section of the Outer Tube
Product is the 1/2-2/3 of interior conduit cross-sectional area；
The mainboard body and anchor ear arm are internally located at main pipeline and each interior conduit surround in the range of and each anchor ear arm
Interior conduit, the range between Outer Tube be equipped with the copper material bed of material, mainboard body and anchor ear arm outer layer are shape memory alloy material layer；
The mainboard body is in strip rectangle shape, and mainboard body intermediary form has the rectangular aperture of a strip, and mainboard body is upper
There are three above tensioned lines for connection between two long sides of rectangular aperture, and described tensioned lines one end is fixedly connected with a long side；
The through-hole passed through for tensioned lines one end is formed on the mainboard body, the external wall of mainboard is then formed perpendicular to the position of through-hole
Connection adjusts the screw hole of screw；It is in plastic shape state after bone plate is cooled, the width for adjusting mainboard body at this time extremely closes
Suitable, further tensioned lines, will then adjust screw locking to compress tensioned lines；
The cooling host includes shell, and a water storage cavity and one will be divided by being equipped with a metal partion (metp) in shell in shell
A electrical chamber；Corresponding water storage cavity is equipped with water filling port above the shell, is sealedly connected with lid on water filling port, under the shell
The position of the corresponding water storage cavity in side is equipped with the connection-peg connecting with connector, and there are two fluid passages for tool on connection-peg；The water storage cavity
Liquid pump is inside installed, the outlet of liquid pump is connected with a fluid channel；It is described electrical intracavitary refrigerating sheet, circuit board and storage to be installed
The huyashi-chuuka (cold chinese-style noodles) of battery, the refrigerating sheet is connected on metal partion (metp)；The lateral wall that the shell corresponds to water storage cavity is equipped with control liquid
The button switch of pump work, the side wall that the shell corresponds to electrical chamber are equipped with the toggle switch of control refrigerating sheet；The button
Switch, toggle switch, refrigerating sheet and battery are connect with circuit board respectively；It is formed on the two sidewalls of the shell and is conducive to grasping
At least one set of raised line；
The connector include with connection-peg cooperation grafting grafting set, and be connected to grafting set lower section feed liquor intubation and
Return liquid intubation；Feed liquor intubation, return liquid intubation respectively with inlet opening, fluid hole grafting；Outside the end of feed liquor intubation and time liquid intubation
Wall is arranged with silica gel sheath；The feed liquor intubation and time liquid cannula end are also connected with sealing-plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633737.0A CN107260290B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633737.0A CN107260290B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
| CN201510989040.8A CN105496536B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510989040.8A Division CN105496536B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
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| Publication Number | Publication Date |
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| CN107260290A CN107260290A (en) | 2017-10-20 |
| CN107260290B true CN107260290B (en) | 2019-06-28 |
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| CN201710633737.0A Active CN107260290B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
| CN201710633062.XA Expired - Fee Related CN107280754B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
| CN201510989040.8A Expired - Fee Related CN105496536B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
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| CN201710633062.XA Expired - Fee Related CN107280754B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
| CN201510989040.8A Expired - Fee Related CN105496536B (en) | 2015-12-24 | 2015-12-24 | A kind of marmem bone plate external member |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260290B (en) * | 2015-12-24 | 2019-06-28 | 南京曼华生物科技有限公司 | A kind of marmem bone plate external member |
| CN107510501B (en) * | 2017-10-20 | 2023-11-24 | 济南大学 | Bone fracture plate |
| CN110345138B (en) * | 2019-06-21 | 2021-02-26 | 华中科技大学 | Bionic intelligent separation and connection device based on 4D printing |
| CN113940745A (en) * | 2021-11-01 | 2022-01-18 | 医诺睿康(北京)科技有限公司 | Memory alloy bone fracture plate |
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- 2015-12-24 CN CN201710633062.XA patent/CN107280754B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN107280754A (en) | 2017-10-24 |
| CN107280754B (en) | 2018-12-04 |
| CN105496536A (en) | 2016-04-20 |
| CN105496536B (en) | 2017-11-10 |
| CN107260290A (en) | 2017-10-20 |
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