CN111407468B - High-density surface orthopedic metal implant - Google Patents
High-density surface orthopedic metal implant Download PDFInfo
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- CN111407468B CN111407468B CN202010148462.3A CN202010148462A CN111407468B CN 111407468 B CN111407468 B CN 111407468B CN 202010148462 A CN202010148462 A CN 202010148462A CN 111407468 B CN111407468 B CN 111407468B
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- 239000007943 implant Substances 0.000 title claims abstract description 36
- 239000002184 metal Substances 0.000 title claims abstract description 25
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims 3
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Neurology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention belongs to the field of medical instruments, and particularly discloses a surface high-density orthopedic metal implant, which comprises a device main body, a movable part, a sliding shell and a connecting part, wherein one side of the device main body is movably connected with the movable part, one side outer wall of the movable part is in lap joint with one side outer wall of the device main body, the inner side of the device main body is fixedly connected with a built-in rod, the outer peripheral outer wall of the built-in rod is connected with the inner side inner wall of the device main body, the outer wall of the built-in rod is embedded and connected with an inner clamping groove, the sliding shell can be fixed on the periphery of the built-in rod together with the outer clamping groove, so that the built-in rod is protected from being oxidized by oxides in a patient body, then a cavity vacated in the inner side of the device main body is fixed on a supporting part, further, the influence of internal stress generated by the deformation of the device main body on the patient is prevented, the firmness of the device main body is improved, and the movable part can enable the patient to control the device main body to move, the device main body is more flexible, and has wide development prospect in the future.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a surface high-density orthopedic metal implant.
Background
Implants (implantable medical devices) are implantable articles that are placed in a body cavity created by surgical procedures or otherwise physiologically present, with a residence time of 30 days, according to national standards of the hygiene industry.
Present metal internal implant, the internal oxide of unable patient that prevents protects the implant for the implant is easily rotten, and life is few, and after medical personnel lengthened the length of implant, can't support fixedly to the inside cavity of implant, thereby make the implant warp easily, and then influence patient's health position, and can't let the patient use the implant to move about in a flexible way, make the patient move about inconveniently, inconvenience has been brought for the patient.
Disclosure of Invention
The invention aims to: in order to solve the problems that the implant is easy to oxidize and deform and cannot be flexibly used by a patient, the underwater sound signal processor is provided.
The technical scheme adopted by the invention is as follows: an orthopedic metal implant with a high-density surface comprises a device main body, a movable part, a sliding shell and a connecting part, wherein the movable part is movably connected to one side of the device main body, the outer wall of one side of the movable part is connected with the outer wall of one side of the device main body in an overlapping manner, a built-in rod is fixedly connected to the inner side of the device main body, the outer wall of the built-in rod is connected with the inner wall of the device main body in an embedding manner, an inner clamping groove is connected to the outer wall of the built-in rod in an embedding manner, a thread is connected to the outer wall of the built-in rod in an embedding manner, the inner wall of the thread is connected with the outer wall of the sliding shell in a sliding manner, the inner wall of the sliding shell is connected with the outer wall of the thread in an overlapping manner, the outer wall of the sliding shell is connected with an outer clamping groove in a penetrating manner, and the outer wall of the outer clamping groove is connected with the inner wall of the sliding shell in a penetrating manner, the other side of the device main body is fixedly connected with a connecting part, and the inner wall of one side of the connecting part is connected with the outer wall of the other side of the device main body;
the inner side inner wall of the device main body is embedded and connected with a supporting part, and the peripheral outer wall of the supporting part is connected with the inner side inner wall of the device main body;
the middle of the inner side of the movable part is movably connected with a carrier, the outer peripheral wall of the carrier is in lap joint with the inner wall of the movable part, two ends of the carrier are connected with circular grooves in an embedded mode, the outer peripheral wall of the circular grooves is connected with the inner wall of the carrier, the inner side of the circular grooves is movably connected with an auxiliary shaft, the outer peripheral wall of the auxiliary shaft is in lap joint with the inner wall of the circular grooves, one side of the carrier is movably connected with a main shaft, the outer wall of one side of the main shaft is in lap joint with the inner wall of one side of the carrier, the other side of the main shaft is fixedly connected with an external connecting piece, the inner wall of one side of the external connecting piece is connected with the outer wall of the other side of the main shaft, one side of the carrier is connected with a semicircular groove in an embedded mode, and the inner wall of one side of the semicircular groove is in lap joint with the outer wall of one side of the carrier;
the supporting device comprises a supporting part, a shell, a supporting block, a supporting rod and a clamping pin, wherein the periphery of the supporting part is fixedly connected with the shell, the inner side inner wall of the shell is connected with the outer side outer wall of the supporting part, the inner side inner wall of the shell is fixedly connected with the supporting block, the outer side outer wall of the supporting block is connected with the inner side inner wall of the shell, the inner side of the supporting block is fixedly connected with the supporting rod, the outer side outer wall of the supporting rod is connected with the inner side inner wall of the supporting block, the clamping pin is fixedly connected between every two supporting rods, and the outer side outer wall of the clamping pin is connected with the inner side inner wall of the supporting rod;
the connecting part is characterized in that a hollow groove is embedded into the inner side of the connecting part, the outer peripheral wall of the hollow groove is connected with the inner side wall of the connecting part, the two ends of the hollow groove are fixedly connected with a lug, and the outer wall of one side of the lug is connected with the inner wall of one side of the hollow groove.
Preferably, an annular groove is embedded and connected to the periphery of one side of the built-in rod, and the inner side inner wall of the annular groove is connected with the outer peripheral wall of the built-in rod.
Preferably, the middle of the inner side of the bump is embedded and connected with a groove, and the peripheral outer wall of the groove is connected with the inner wall of the inner side of the bump.
Preferably, one side of the external piece is embedded and connected with an arc edge, and the outer wall of the other side of the arc edge is connected with the inner wall of one side of the external piece.
Preferably, the inner side of the sliding shell is movably connected with a telescopic arm, the outer peripheral wall of the telescopic arm is connected with the inner side inner wall of the sliding shell in an overlapping mode, the inner wall of the telescopic arm is connected with a threaded wall in an embedded mode, and the outer peripheral wall of the threaded wall is connected with the inner side inner wall of the telescopic arm.
Preferably, the outer wall of the shell is connected with a smooth wall in an embedded manner, and the inner side inner wall of the smooth wall is connected with the outer peripheral wall of the shell.
Preferably, the periphery of one side of the movable part is movably connected with a connecting shell, and the inner side inner wall of the connecting shell is connected with the peripheral outer wall of the movable part in an overlapping manner.
Preferably, the built-in rod, the inner clamping groove, the outer clamping groove and the sliding shell form a protection mechanism together.
Preferably, the movable part is formed by combining a carrier in the middle of the inner side of the movable part, circular grooves at two ends of the carrier, a secondary shaft inside the circular grooves and a primary shaft at the other side of the carrier.
Preferably, the supporting part is formed by combining a shell at the periphery of the supporting part, a supporting block on the inner wall of the shell, a supporting rod on the inner side of the supporting block and clamping pins on two sides of the supporting rod.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the protection mechanism is arranged in the device main body, so that after medical personnel cover the built-in rod with the sliding shell, the built-in rod can be protected, the corrosion of oxide in a patient body to the built-in rod is prevented, and the corrosion resistance of the device main body is effectively improved.
2. According to the invention, the movable part is arranged in the device main body, so that a patient can control the device main body through the movable part, and the patient can use the device main body more flexibly, and the flexibility of the device main body is effectively improved.
3. According to the invention, the supporting part is arranged in the device main body, so that when the length of the device main body is increased, the cavity vacated by the device main body can be supported and fixed, and the device main body is prevented from deforming, therefore, the internal stress generated by the deformation of the device main body can be reduced, and the firmness of the device main body is effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of a device body according to the present invention;
FIG. 2 is a schematic diagram of the structure of the sliding shell of the present invention after sliding;
FIG. 3 is a schematic diagram of the construction of the movable part of the present invention;
FIG. 4 is a diagrammatic side sectional view of a support member of the present invention;
fig. 5 is a schematic view of the structure of the connecting member of the present invention.
The labels in the figure are: 1. the device comprises a device body, 2, a built-in rod, 3, an inner clamping groove, 4, an annular groove, 5, a movable part, 6, an outer clamping groove, 7, a sliding shell, 8, threads, 9, a connecting part, 901, a bump, 902, a hollow groove, 903, a groove, 10, a telescopic arm, 11, an auxiliary shaft, 12, a circular groove, 13, a carrier, 14, a main shaft, 15, an arc edge, 16, a supporting part, 1601, a shell, 1602, a supporting block, 1603, a supporting rod, 1604, a clamping pin, 17, a smooth wall, 18, a connecting shell, 19, an external connecting part, 20, a semicircular groove, 21 and a threaded wall.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: an orthopedic metal implant with high-density surface comprises a device main body 1, a movable part 5, a sliding shell 7 and a connecting part 9, wherein one side of the device main body 1 is movably connected with the movable part 5, one side outer wall of the movable part 5 is connected with one side outer wall of the device main body 1 in an overlapping manner, the inner side of the device main body 1 is fixedly connected with an internal rod 2, the peripheral outer wall of the internal rod 2 is connected with the inner side inner wall of the device main body 1, the outer wall of the internal rod 2 is connected with an internal clamping groove 3 in an embedding manner, the peripheral outer wall of the internal clamping groove 3 is connected with the inner side inner wall of the internal rod 2 in an embedding manner, the periphery of the internal rod 2 is connected with a thread 8 in an embedding manner, the inner side inner wall of the thread 8 is connected with the peripheral outer wall of the internal rod 2, the periphery of the thread 8 is movably connected with the sliding shell 7, the inner side inner wall of the sliding shell 7 is connected with the peripheral outer wall of the thread 8 in an overlapping manner, and the outer wall of the sliding shell 7 is connected with an outer clamping groove 6 in a penetrating manner, the outer wall of the outer clamping groove 6 is connected with the inner wall of the inner side of the sliding shell 7 in a penetrating mode, the other side of the device main body 1 is fixedly connected with a connecting part 9, and the inner wall of one side of the connecting part 9 is connected with the outer wall of the other side of the device main body 1;
a supporting part 16 is embedded and connected to the inner side inner wall of the device body 1, and the peripheral outer wall of the supporting part 16 is connected with the inner side inner wall of the device body 1;
a carrier 13 is movably connected in the middle of the inner side of the movable part 5, the outer peripheral wall of the carrier 13 is in lap joint with the inner wall of the movable part 5, two ends of the carrier 13 are connected with circular grooves 12 in an embedded mode, the outer peripheral wall of the circular groove 12 is connected with the inner wall of the carrier 13, the inner side of the circular groove 12 is movably connected with an auxiliary shaft 11, the outer peripheral wall of the auxiliary shaft 11 is in lap joint with the inner wall of the circular groove 12, one side of the carrier 13 is movably connected with a main shaft 14, the outer wall of one side of the main shaft 14 is in lap joint with the inner wall of one side of the carrier 13, the other side of the main shaft 14 is fixedly connected with an external connecting piece 19, the inner wall of one side of the external connecting piece 19 is connected with the outer wall of the other side of the main shaft 14, one side of the carrier 13 is connected with a semicircular groove 20 in an embedded mode, and the inner wall of one side of the semicircular groove 20 is in lap joint with the outer wall of one side of the carrier 13;
the periphery of the supporting part 16 is fixedly connected with an outer shell 1601, the inner side inner wall of the outer shell 1601 is connected with the outer side outer wall of the supporting part 16, the inner side inner wall of the outer shell 1601 is fixedly connected with a supporting block 1602, the outer side outer wall of the supporting block 1602 is connected with the inner side inner wall of the outer shell 1601, the inner side of the supporting block 1602 is fixedly connected with a supporting rod 1603, the outer side outer wall of the supporting rod 1603 is connected with the inner side inner wall of the supporting block 1602, a bayonet 1604 is fixedly connected between every two supporting rods 1603, and the outer side outer wall of the bayonet 1604 is connected with the inner side inner wall of the supporting rod 1603;
the inner side of the connecting part 9 is embedded with a hollow groove 902, the outer peripheral wall of the hollow groove 902 is connected with the inner side wall of the connecting part 9, two ends of the hollow groove 902 are fixedly connected with a projection 901, and the outer wall of one side of the projection 901 is connected with the inner wall of one side of the hollow groove 902.
Preferably, the peripheral embedding in one side of built-in rod 2 is connected with ring channel 4, the inboard inner wall of ring channel 4 links to each other with the peripheral outer wall of built-in rod 2, after the user extends device main part 1, smooth shell 7 can slide, and the user can remove smooth shell 7 to the peripheral ring channel 4 direction in one side of built-in rod 2, and then let one side card of smooth shell 7 go into in ring channel 4, thereby can prevent that smooth shell 7 from removing, avoid device main part 1 to patient's internal stress, influence patient's the state of an illness, the stability of device main part 1 has been improved effectively.
Preferably, embedding is connected with recess 903 in the middle of the inboard of lug 901, the peripheral outer wall of recess 903 links to each other with the inboard inner wall of lug 901, when the user need pack into patient's internal with the metal implant of corresponding quantity, medical personnel can fix the recess 903 in the middle of the metal implant that passes through the lug 901 inboard with device main part 1 assorted, and then connect corresponding metal implant, make medical personnel can connect fixedly to the metal implant according to patient's demand, thereby guarantee that the operation can move smoothly and improve device main part 1's practicality effectively.
Preferably, one side embedding of external piece 19 is connected with arc limit 15, the opposite side outer wall of arc limit 15 links to each other with one side inner wall of external piece 19, after medical personnel implanted device main part 1 into the patient internal, the arc limit 15 of external piece 19 one side can let movable part 5 when moving about, movable part 5 can carry out interval motion with the arc limit, thereby can prevent that external piece 19 from colliding with movable part 5, and then can let the patient when using device main part 1 to move about, can normally use.
Preferably, the inner side of the sliding shell 7 is movably connected with a telescopic arm 10, the outer peripheral wall of the telescopic arm 10 is connected with the inner wall of the sliding shell 7 in an overlapping manner, the inner wall of the telescopic arm 10 is connected with a threaded wall 21 in an embedded manner, the outer peripheral wall of the threaded wall 21 is connected with the inner wall of the telescopic arm 10, before the medical staff puts the device main body 1 into the patient, if the medical staff needs to extend the length of the device main body 1, the medical staff can rotate the inner telescopic arm 10 of the sliding shell 7 at the threaded wall 21 of the inner wall of the telescopic arm 10 with the threads 8 and outwards extend the device main body 1, so that the overall length of the device main body 1 is increased, the length of the device main body 1 can be adapted to the use of the patient, the device main body 1 can be adjusted according to the personal condition, and the applicability of the device main body 1 is effectively improved.
Preferably, the outer wall of shell 1601 is connected with smooth wall 17 in the embedding, the inboard inner wall of smooth wall 17 links to each other with the peripheral outer wall of shell 1601, after medical personnel implanted device main part 1 in the patient, through the smooth wall 17 of shell 1601 outer wall, with smooth wall 17 density high, and than the inside smoothness of device main part 1, the characteristic that frictional force is little, when the patient that has implanted device main part 1 needs to move about, device main part 1 is slight with the internal frictional force of patient, and then it is more smooth and easy when can let the user move about, can not produce uncomfortable sense, increase the travelling comfort that the patient used device main part 1 effectively.
Preferably, the peripheral swing joint in one side of movable part 5 has connecting shell 18, the inboard inner wall of connecting shell 18 links to each other with the peripheral outer wall overlap joint of movable part 5, after medical personnel implanted device main part 1 into the patient in vivo, the patient can control movable part 5 through the peripheral connecting shell 18 in movable part 5 one side, it provides the medium to move about to control movable part 5 for the patient, and then can let the patient can move about when using device main part 1, and can not exert an influence to the health of patient, let the patient can move about by normal use device main part 1, the controllability of device main part 1 has been improved effectively.
Preferably, a protection mechanism is composed of the built-in rod 2, the inner clamping groove 3, the outer clamping groove 6 and the sliding shell 7, before the medical staff implants the device main body 1 into the patient, the medical staff can slide the sliding shell 7 on the periphery of the thread 8, so that the sliding shell 7 can cover the built-in rod 2 on the inner side of the device main body 1, then the inner clamping groove 3 on the front side of the built-in rod 2 is overlapped with the outer clamping groove 6 on the front side of the sliding shell 7, and then the sliding shell 7 and the built-in rod 2 are fixed by a fixing piece matched with the sliding shell 7, so that the sliding shell 7 can not slide after covering the built-in rod 2, thereby preventing the oxide in the patient from oxidizing the built-in rod 2 under the protection of the sliding shell 7 and further corroding the device main body 1, therefore, the protection mechanism is arranged in the device main body 1, after the medical staff covers the built-in rod 2 with the sliding shell 7, the built-in rod 2 is protected, so that the oxide in the body of a patient is prevented from corroding the built-in rod, and the corrosion resistance of the device main body 1 is effectively improved.
Preferably, the movable part 5 is formed by combining a carrier 13 in the middle of the inner side of the movable part 5, circular grooves 12 at both ends of the carrier 13, a secondary shaft 11 inside the circular grooves 12 and a primary shaft 14 at the other side of the carrier 13, after the medical staff implants the device body 1 into the patient, the circular grooves 12 at the two ends of the carrier 13 can lead the auxiliary shaft 11 at the inner side of the circular groove 12 to rotate around the carrier 13 at the middle of the inner side of the movable part 5, and the spindle 14 on the other side of the carrier 13 can make the movable part 5 rotate clockwise or counterclockwise at the point of the spindle 14, so that the patient can control the use of the device body 1 by controlling the movable part 5, therefore, by providing the movable member 5 in the device body 1, the patient can control the device body 1 via the movable member 5, further, the patient can use the apparatus body 1 more flexibly, and the flexibility of the apparatus body 1 is effectively improved.
Preferably, the supporting member 16 is formed by combining the outer shell 1601 at the periphery of the supporting member 16, the supporting block 1602 at the inner wall of the outer shell 1601, the supporting rod 1603 at the inner side of the supporting block 1602, and the locking pins 1604 at both sides of the supporting rod 1603, so that after the medical staff adjusts the length of the device body 1 according to the needs of the patient, a hollow is formed inside the telescopic arm 10, further the firmness of the device body 1 is reduced, after the supporting rod 1603 at the inner side of the supporting block 1602 is fixed by the locking pins 1604 at both sides of the supporting rod 1603, the supporting rod 1603 supports the supporting block 1602 at the inner wall of the outer shell 1601, and then after the outer shell 1601 at the periphery of the supporting member 16 is supported and fixed by the supporting block 1602, the hollow left by the device body 1 can be supported and fixed, thereby the deformation of the device body 1 can be prevented, further the patient is affected, so that the supporting member 16 is arranged in the device body 1, when the length of the device main body 1 is increased, the hollow space left by the device main body 1 can be supported and fixed, and then the device main body 1 is prevented from deforming, so that the internal stress generated by the deformation of the device main body 1 can be reduced, and the firmness of the device main body 1 is effectively improved.
The working principle is as follows: firstly, after the user extends device main part 1, smooth shell 7 can slide, and the user can remove smooth shell 7 to built-in pole 2 one side outlying ring channel 4 direction, and then lets one side card of smooth shell 7 go into in the ring channel 4 to can prevent smooth shell 7 from removing, avoid device main part 1 to patient's internal stress, influence patient's the state of an illness, improve device main part 1's stability effectively.
Then, when the user need pack into patient's internal with the metal internal implant of corresponding quantity, medical personnel can fix the recess 903 in the middle of through the lug 901 inboard with the metal internal implant of device main part 1 assorted, and then connect the volume of implanting in the metal that corresponds for medical personnel can connect fixedly to metal internal implant according to patient's demand, thereby guarantee that the operation can move smoothly and improve device main part 1's practicality effectively.
Then, before the medical staff implants the device main body 1 into the patient, the medical staff can slide the sliding shell 7 at the periphery of the thread 8, and then the sliding shell 7 can cover the built-in rod 2 at the inner side of the device main body 1, then the inner clamping groove 3 at the front side of the built-in rod 2 is overlapped with the outer clamping groove 6 at the front side of the sliding shell 7, and then the sliding shell 7 and the built-in rod 2 are fixed by using a fixing piece matched with the sliding shell 7, so that the sliding shell 7 can not slide after covering the built-in rod 2, and the oxidation of the oxide in the patient body to the built-in rod 2 and the corrosion of the device main body 1 can be prevented under the protection of the sliding shell 7, therefore, the protection mechanism is arranged in the device main body 1, the built-in rod 2 can be protected after the medical staff covers the built-in rod 2 with the sliding shell 7, and the corrosivity of the oxide in the patient body to the built-in rod can be prevented, the corrosion resistance of the apparatus main body 1 is effectively improved.
Subsequently, after the medical staff implants the device main body 1 into the patient, the circular grooves 12 at the two ends of the carrier 13 can enable the auxiliary shafts 11 at the inner sides of the circular grooves 12 to rotate around the carrier 13 in the middle of the inner side of the movable part 5, the main shaft 14 at the other side of the carrier 13 can enable the movable part 5 to rotate clockwise or anticlockwise on the point of the main shaft 14, and then the patient can control the device main body 1 by controlling the movable part 5, so that the movable part 5 is arranged in the device main body 1, the patient can control the device main body 1 by the movable part 5, and then the patient can be more flexible when using the device main body 1, and the flexibility of the device main body 1 is effectively improved.
Finally, after the medical staff adjusts the length of the device body 1 according to the needs of the patient, a cavity is formed inside the telescopic arm 10, so as to reduce the firmness of the device body 1, after the support rod 1603 inside the support block 1602 is fixed by the bayonet 1604 at the two sides of the support rod 1603, the support rod 1603 supports the support block 1602 on the inner wall of the housing 1601, and then after the housing 1601 outside the support part 16 is supported and fixed by the support block 1602, the cavity left by the device body 1 can be supported and fixed, so as to prevent the device body 1 from deforming and further influencing the patient, so that the support part 16 is arranged in the device body 1, when the length of the device body 1 is increased, the cavity left by the device body 1 can be supported and fixed, so as to prevent the device body 1 from deforming, thereby reducing the internal stress generated by the deformation of the device body 1, the firmness of the apparatus main body 1 is effectively improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a surperficial high density orthopedics metal implant, includes device main part (1), movable part (5), slip shell (7) and adapting unit (9), its characterized in that: one side of the device main body (1) is movably connected with a movable part (5), one side outer wall of the movable part (5) is connected with one side outer wall of the device main body (1) in an overlapping manner, the inner side of the device main body (1) is fixedly connected with a built-in rod (2), the peripheral outer wall of the built-in rod (2) is connected with the inner side inner wall of the device main body (1), the outer wall of the built-in rod (2) is connected with an inner clamping groove (3) in an embedding manner, the peripheral outer wall of the inner clamping groove (3) is connected with the inner side inner wall of the built-in rod (2) in an embedding manner, the periphery of the built-in rod (2) is connected with a thread (8) in an embedding manner, the inner side inner wall of the thread (8) is connected with the peripheral outer wall of the built-in rod (2), the periphery of the thread (8) is movably connected with a sliding shell (7), and the inner side inner wall of the sliding shell (7) is connected with the peripheral outer wall of the thread (8) in an overlapping manner, an outer clamping groove (6) is connected to the outer wall of the sliding shell (7) in a penetrating mode, the outer peripheral wall of the outer clamping groove (6) is connected with the inner side wall of the sliding shell (7) in a penetrating mode, a connecting part (9) is fixedly connected to the other side of the device main body (1), and the inner wall of one side of the connecting part (9) is connected with the outer wall of the other side of the device main body (1);
a supporting part (16) is embedded and connected to the inner side inner wall of the device main body (1), and the peripheral outer wall of the supporting part (16) is connected with the inner side inner wall of the device main body (1);
the utility model discloses a carrier, including activity part (5), movable part (5), the inboard middle swing joint of activity part (5) has carrier (13), the peripheral outer wall of carrier (13) links to each other with the inboard inner wall overlap joint of activity part (5), the both ends embedding of carrier (13) is connected with circular recess (12), the peripheral outer wall of circular recess (12) links to each other with the inboard inner wall overlap joint of carrier (13), the inboard swing joint of circular recess (12) has countershaft (11), the peripheral outer wall of countershaft (11) links to each other with the inboard inner wall overlap joint of circular recess (12), one side swing joint of carrier (13) has main shaft (14), one side outer wall of main shaft (14) links to each other with one side inner wall overlap joint of carrier (13), the opposite side fixedly connected with external piece (19) of main shaft (14), one side inner wall of external piece (19) links to each other with the opposite side outer wall of main shaft (14), one side embedding of carrier (13) is connected with half slot (20), the inner wall of one side of the semicircular groove (20) is connected with the outer wall of one side of the carrier (13) in an overlapping manner;
the supporting component (16) is fixedly connected with an outer shell (1601) at the periphery, the inner side inner wall of the outer shell (1601) is connected with the outer side outer wall of the supporting component (16), the inner side inner wall of the outer shell (1601) is fixedly connected with a supporting block (1602), the outer side outer wall of the supporting block (1602) is connected with the inner side inner wall of the outer shell (1601), the inner side of the supporting block (1602) is fixedly connected with a supporting rod (1603), the outer side outer wall of the supporting rod (1603) is connected with the inner side inner wall of the supporting block (1602), clamping pins (1604) are fixedly connected between every two supporting rods (1603), and the outer side outer wall of each clamping pin (1604) is connected with the inner side inner wall of the supporting rod (1603);
the inner side of the connecting part (9) is embedded and connected with a hollow groove (902), the outer peripheral wall of the hollow groove (902) is connected with the inner side wall of the connecting part (9), two ends of the hollow groove (902) are fixedly connected with a lug (901), and the outer wall of one side of the lug (901) is connected with the inner wall of one side of the hollow groove (902).
2. A surface high density orthopaedic metal implant according to claim 1, wherein: the periphery of one side of the built-in rod (2) is embedded and connected with an annular groove (4), and the inner side inner wall of the annular groove (4) is connected with the peripheral outer wall of the built-in rod (2).
3. A surface high density orthopaedic metal implant according to claim 1, wherein: a groove (903) is embedded and connected in the middle of the inner side of the bump (901), and the outer peripheral wall of the groove (903) is connected with the inner side wall of the bump (901).
4. A surface high density orthopaedic metal implant according to claim 1, wherein: one side of the external piece (19) is embedded and connected with an arc edge (15), and the outer wall of the other side of the arc edge (15) is connected with the inner wall of one side of the external piece (19).
5. A surface high density orthopaedic metal implant according to claim 1, wherein: the inboard swing joint of sliding shell (7) has flexible arm (10), the peripheral outer wall of flexible arm (10) links to each other with the inboard inner wall overlap joint of sliding shell (7), the inner wall embedding of flexible arm (10) is connected with screw wall (21), the peripheral outer wall of screw wall (21) links to each other with the inboard inner wall of flexible arm (10).
6. A surface high density orthopaedic metal implant according to claim 1, wherein: the outer wall of the shell (1601) is connected with a smooth wall (17) in an embedded mode, and the inner side inner wall of the smooth wall (17) is connected with the outer peripheral wall of the shell (1601).
7. A surface high density orthopaedic metal implant according to claim 1, wherein: the periphery of one side of the movable part (5) is movably connected with a connecting shell (18), and the inner side inner wall of the connecting shell (18) is connected with the peripheral outer wall of the movable part (5) in an overlapping manner.
8. A surface high density orthopaedic metal implant according to claim 1, wherein: the protection mechanism is composed of the built-in rod (2), the inner clamping groove (3), the outer clamping groove (6) and the sliding shell (7).
9. A surface high density orthopaedic metal implant according to claim 1, wherein: the movable part (5) is formed by combining a carrier (13) in the middle of the inner side of the movable part (5), circular grooves (12) at two ends of the carrier (13), an auxiliary shaft (11) in the inner side of each circular groove (12) and a main shaft (14) on the other side of the carrier (13) together.
10. A surface high density orthopaedic metal implant according to claim 1, wherein: the supporting part (16) is formed by combining a shell (1601) on the periphery of the supporting part (16), a supporting block (1602) on the inner wall of the shell (1601), a supporting rod (1603) on the inner side of the supporting block (1602) and clamping pins (1604) on two sides of the supporting rod (1603) together.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010148462.3A CN111407468B (en) | 2020-03-05 | 2020-03-05 | High-density surface orthopedic metal implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010148462.3A CN111407468B (en) | 2020-03-05 | 2020-03-05 | High-density surface orthopedic metal implant |
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| CN111407468A CN111407468A (en) | 2020-07-14 |
| CN111407468B true CN111407468B (en) | 2022-02-22 |
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| CN202010148462.3A Expired - Fee Related CN111407468B (en) | 2020-03-05 | 2020-03-05 | High-density surface orthopedic metal implant |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9814583B2 (en) * | 2007-05-08 | 2017-11-14 | Zimmer, Inc. | Modular stem extension |
| WO2010118052A1 (en) * | 2009-04-06 | 2010-10-14 | Alphatec Spine, Inc. | Expandable spinal support device with attachable members and methods of use |
| CN103561669A (en) * | 2011-06-01 | 2014-02-05 | 阿尔佛雷德医疗集团 | Bone splint |
| CN103479417B (en) * | 2013-10-14 | 2015-08-26 | 天津正天医疗器械有限公司 | Inferior tibiofibular joint hinge type flexible retainer |
| CN204698662U (en) * | 2015-04-28 | 2015-10-14 | 山东航维骨科医疗器械股份有限公司 | Surface high density orthopaedics metal implant |
| CN207837686U (en) * | 2017-01-23 | 2018-09-11 | 北京形梦信息技术有限公司 | A kind of holder |
| CN207837687U (en) * | 2017-01-23 | 2018-09-11 | 北京形梦信息技术有限公司 | A kind of sectional shelf-unit |
| CN110151280A (en) * | 2018-03-19 | 2019-08-23 | 谭生福 | A kind of surface high density orthopaedics metal implant |
| CN109276349A (en) * | 2018-08-10 | 2019-01-29 | 北京麦宝克斯科技有限公司 | A kind of 3D printing can extend tibial prosthesis and production method |
| CN209392156U (en) * | 2018-11-01 | 2019-09-17 | 上海市第十人民医院 | A kind of assembly type anti-rotation artificial femoral prosthesis |
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2020
- 2020-03-05 CN CN202010148462.3A patent/CN111407468B/en not_active Expired - Fee Related
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