CN213851263U - Cup-shaped top plate artificial titanium auditory ossicle - Google Patents

Cup-shaped top plate artificial titanium auditory ossicle Download PDF

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Publication number
CN213851263U
CN213851263U CN202021559779.8U CN202021559779U CN213851263U CN 213851263 U CN213851263 U CN 213851263U CN 202021559779 U CN202021559779 U CN 202021559779U CN 213851263 U CN213851263 U CN 213851263U
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China
Prior art keywords
stapes
end structure
top plate
concave surface
parietal
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CN202021559779.8U
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Chinese (zh)
Inventor
黄建民
杨仕明
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Union Medical College Hospital of Fujian Medical University
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Union Medical College Hospital of Fujian Medical University
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Priority to CN202021559779.8U priority Critical patent/CN213851263U/en
Priority to PCT/CN2020/132756 priority patent/WO2022021713A1/en
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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
    • A61F2/18—Internal ear or nose parts, e.g. ear-drums
    • 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

Abstract

The utility model relates to an artificial titanium ossicle of cupped head plate: including concave surface parietal disk, stapes end structure, the bottom surface of concave surface parietal disk is connected with the top surface of stapes end structure, is provided with a plurality of lateral wall holes A that run through the lateral wall on the lateral wall of concave surface parietal disk, the utility model discloses simple structure, reasonable in design can match the cartilage of the irregular shape at multiple position, cartilage or hard bone grain and concave surface parietal disk gomphosis, and it is more stable to connect the contact, as the ossicular connector, can effectively utilize the remaining ossicle of autologous.

Description

Cup-shaped top plate artificial titanium auditory ossicle
Technical Field
The utility model relates to a cup-shaped top plate artificial titanium auditory ossicle.
Background
The contact end of the tympanic membrane of the currently clinically used titanium dioxide (IV) ossicle is a circular plane, the tympanic membrane graft is usually an tragus cartilage membrane with a cartilage sheet, wherein the cartilage sheet is used as a buffer support to reduce the penetration after operation, in order to ensure the accurate alignment of the artificial ossicle, the area of the cartilage sheet needs to exceed the area of the titanium dioxide (IV) ossicle, otherwise, the connection cannot be stable, the buffer function cannot be realized, the too large area of the cartilage sheet can block the vibration of the tympanic membrane, the sound transmission efficiency is reduced, the postoperative hearing improvement effect is negatively influenced, the selectable transplanted tissue is limited, the postoperative deformation of the tragus often influences the appearance and appearance of a patient, and the residual self incus or hammer bones are usually discarded after the clinical use of the formation of the auditory ossicle.
Disclosure of Invention
The utility model provides an artificial titanium ossicle of cupped head plate solves the too big tympanic membrane vibration that hinders of cartilage piece area, makes its problem that passes sound efficiency and descends.
The technical scheme adopted by the invention for solving the technical problem is that the cup-shaped top plate artificial titanium auditory ossicle is characterized in that: comprises a concave top plate and a stapes end structure, wherein the bottom surface of the concave top plate is connected with the top surface of the stapes end structure.
Furthermore, a plurality of side wall holes A penetrating through the side wall of the concave top plate are formed in the side wall of the concave top plate.
Furthermore, the concave top plate is cup-shaped or bowl-shaped or disc-shaped.
Further, concave surface parietal disk and stapes end structure between through spliced pole interconnect, the one end of spliced pole links firmly with the bottom surface middle part of concave surface parietal disk, the other end of spliced pole links firmly with linking firmly in the top surface middle part of stapes end structure.
Furthermore, the concave top plate is a cup-shaped or bowl-shaped or disc-shaped or multi-petal concave surface which is arranged right above.
Further, the bottom surface of concave surface parietal dish directly link firmly with the top surface of stapes end structure, the round hole has been seted up at the middle part of the bottom surface of concave surface parietal dish, the round hole runs through the bottom surface of concave surface parietal dish and the top surface of stapes end structure.
Further, the stapes end structure is in an inverted cup shape or a multi-petal shape.
Furthermore, a plurality of side wall holes B penetrating through the side wall of the stapes end structure are arranged on the side wall of the stapes end structure.
Furthermore, the stapes end structure is hammer type, the plane is down, the sphere is up, the sphere middle part is connected with the spliced pole.
Further, the stapes footplate contact surface of the stapes end structure is configured as a flat surface or a shallow depression.
Compared with the prior art, the utility model discloses following beneficial effect has: simple structure, reasonable in design can match the cartilage of the irregular shape at multiple position, and cartilage or hard bone grain and concave surface top dish gomphosis are connected the contact and are more stable, as the ossicular connector, can effectively utilize the remaining ossicle of autologous.
Drawings
The following describes the present invention with reference to the accompanying drawings.
Figure 1 schematic diagram 1 of embodiment 1 of the present invention;
figure 2 is a schematic view of embodiment 2 of the present invention;
figure 3 schematic view 1 of embodiment 3 of the present invention;
figure 4 schematic view 2 of embodiment 3 of the present invention;
fig. 5 is a schematic view 3 of embodiment 3 of the present invention;
fig. 6 is a schematic view 2 of embodiment 1 of the present invention.
In the figure: 1-a concave top tray; 2-stapes end structure; 3-connecting a column; 4-side wall aperture a; 5-side wall hole B; 6-round hole; 7-multi-lobed configuration of the stapes terminal; 8-the stapes end petal-like structure gap; 9-concave top disc petal structure.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 and 6, example 1: a cup-shaped parietal disc artificial titanium ossicle: is a 'partial ossicular prosthesis' comprising a concave apical disc, a stapes end structure, the underside of the concave apical disc being connected to the topside of the stapes end structure.
In this embodiment, the sidewall of the concave top tray is provided with a plurality of sidewall holes a penetrating through the sidewall.
In the embodiment, the concave top plate is in a cup shape or a bowl shape or a disc shape.
The concave surface parietal disk can match the cartilage of the irregular shape in multiple position, like concha chamber cartilage, the external auditory canal cartilage, remaining ossicle or mastoid stereoplasm bone grain just can play the buffering supporting role, because of cartilage, the stereoplasm bone grain and the gomphosis of artifical ossicle concave surface, artifical ossicle can not break away from, consequently the installation is more stable, and simultaneously, use littleer cartilage or stereoplasm bone grain as the buffering support, be favorable to tympanic membrane vibration sound conduction, improve postoperative hearing, and can be used with other tissues outside the tragus perichondrium, like temporalis muscle manadesma, periosteum and other soft tissues are as the tympanic membrane graft, the tympanic membrane graft that is suitable for is more various, thereby can effectively overcome current artifical titanium ossicle shortcoming.
In this embodiment, the concave top plate and the stapes end structure are connected with each other through a connecting column, one end of the connecting column is integrally formed with the middle of the bottom surface of the concave top plate, and the other end of the connecting column is integrally formed with the middle of the top surface of the stapes end structure;
the connecting column can be of an existing fixed length type or an adjustable length type.
In this embodiment, the stapes end configuration is in the form of an inverted cup or a multi-lobed shape.
In this embodiment, the stapes end structure is provided with a plurality of side wall holes B penetrating through the side wall thereof.
In the embodiment, the diameter of the top disc is 2.5-3.5 mm, the thickness of the top disc is 0.1-0.2 mm, and the depth of the middle point of the cup-shaped structure of the top disc is 1.2-1.5 mm; the diameter of the cylinder is 0.2-0.4 mm, the length of the cylinder is 1.0-3.0 mm, and the length of the cylinder is fixed or adjustable; the outer height and the external diameter of the concave cup-shaped stapes structure are 1.5-2.0 mm, the inner height and the internal diameter of the stapes end structure are 1.4-1.9 mm, and when the stapes end structure is in a multi-petal shape, the height and the width of the notch are 1.0-1.5 mm.
In this embodiment, in use, the cartilage or bone particles are embedded in the concave apical disc and contact the tympanic membrane, and the stapes end structure engages the native stapes to establish a connection between the tympanic membrane and the stapes.
As shown in fig. 2, an embodiment 2 is provided, which is a 'total auditory bone prosthesis', and is used for a patient with structural damage on a self-stapes plate, and other structures are the same as those in embodiment 1, so that the other structures are not repeated, and the difference lies in that: stapes end structure be the tup type, the plane is under, the sphere is last, the sphere middle part is connected with the spliced pole, the stapes bottom plate contact surface of stapes end structure, the bottom surface of stapes end structure sets up to plane or shallow recess promptly, sunken adaptation stapes bottom plate uneven structure in surface for the laminating contact is steady.
As shown in fig. 3 and 5, the residual autoincus or hammerhead is usually discarded in the current clinical use of titanium (IV) auditory meatus tympanometry molding, and the titanium (IV) auditory meatus is replanted by utilizing the autoresidual auditory meatus to achieve better sound transmission effect. Example 3, a double-cup artificial titanium ossicle: comprises a concave top plate and a stapes end structure, wherein the bottom surface of the concave top plate is directly connected with the top surface of the stapes end structure,
in this embodiment, the sidewall of the concave top tray is provided with a plurality of sidewall holes a penetrating through the sidewall.
In this embodiment, the bottom surface of concave surface parietal disk and the top surface integrated into one piece of stapes end structure, share a face promptly, for no post is two cup-shaped, the round hole has been seted up at the middle part of the bottom surface of concave surface parietal disk, round hole diameter 1.0mm ~ 1.2mm, the round hole runs through the bottom surface of concave surface parietal disk and the top surface of stapes end structure, and communicate concave surface parietal disk and stapes end structure, can regard as the ossicular connection structure, realize the remaining ossicular of autologous and recycle, the compatible physiological state that is close to of tissue, the stapes contact with the remaining ossicular of autologous of replanting through the round hole simultaneously, the mucous membrane blood vessel stretches to the replanting ossicular, can form new ossicular chain and connect.
In this embodiment, the stapes end configuration is in the form of an inverted cup or a multi-lobed shape.
In this embodiment, the stapes end structure is provided with a plurality of side wall holes B penetrating through the side wall thereof.
In the embodiment, the diameter of the top disc is 2.5-3.5 mm, the thickness of the top disc is 0.1-0.2 mm, and the depth of the middle point of the cup-shaped structure of the top disc is 1.2-1.5 mm; the outer height and the external diameter of the stapes end structure are both 1.5-2.0 mm, the inner height and the internal diameter of the stapes end structure are both 1.4-1.9 mm, and when the stapes end structure is in a multi-petal shape, the height and the width of the notch are 1.0-1.5 mm.
During the use, embedded the remaining auditory bone of closed oneself in concave surface parietal disc, the embedded stapes of closed oneself of stapes end structure realizes that remaining incus or malleus are connected with the stapes, is suitable for the remaining auditory bone of autologous to implant again, and postoperative transaudient effect is better.
Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience of description to distinguish between elements, and unless otherwise stated the above terms are not intended to be limiting.
The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the orientation or positional relationship indicated in any of the above-mentioned technical solutions of the present disclosure for indicating positional relationship, such as "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of describing the present disclosure, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present disclosure, and the term used for indicating shape applied in any of the above-mentioned technical solutions of the present disclosure includes a shape similar, analogous or approximate thereto unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (6)

1. The utility model provides a cup-shaped parietal disc artificial titanium ossicle which characterized in that: the stirrup end structure comprises a concave surface top plate and a stirrup end structure, wherein the bottom surface of the concave surface top plate is connected with the top surface of the stirrup end structure, the concave surface top plate is in a positive cup shape or a bowl shape or a disc shape, a plurality of side wall holes A penetrating through the side wall of the concave surface top plate are arranged on the side wall of the concave surface top plate, and the stirrup end structure is in an inverted cup shape or a multi-petal shape or a hammer head shape.
2. The artificial titanium ossicle of claim 1 wherein the top plate comprises: concave surface parietal disk and stapes end structure between through spliced pole interconnect, the one end of spliced pole links firmly with the bottom surface middle part of concave surface parietal disk, the other end of spliced pole links firmly with the top surface middle part of stapes end structure.
3. The artificial titanium ossicle of claim 1 wherein the top plate comprises: the bottom surface of concave surface parietal disk directly link firmly with the top surface of stapes end structure, the round hole has been seted up at the middle part of the bottom surface of concave surface parietal disk, the round hole runs through the bottom surface of concave surface parietal disk and the top surface of stapes end structure.
4. The artificial titanium ossicle of claim 2 or 3 wherein: the side wall of the cup-shaped or multi-petal stapes end structure is provided with a plurality of side wall holes B which penetrate through the side wall of the stapes end structure.
5. The artificial titanium ossicle of claim 2 wherein the top plate comprises: the hammer head type stapes end structure is that the plane is under, the sphere is on, the sphere middle part is connected with the spliced pole.
6. The artificial titanium ossicle of claim 5 wherein the top plate comprises: the stapes baseplate contact surface of the stapes end structure is a plane or a shallow depression.
CN202021559779.8U 2020-07-31 2020-07-31 Cup-shaped top plate artificial titanium auditory ossicle Active CN213851263U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202021559779.8U CN213851263U (en) 2020-07-31 2020-07-31 Cup-shaped top plate artificial titanium auditory ossicle
PCT/CN2020/132756 WO2022021713A1 (en) 2020-07-31 2020-11-30 Artificial titanium ossicle having cup-shaped top disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021559779.8U CN213851263U (en) 2020-07-31 2020-07-31 Cup-shaped top plate artificial titanium auditory ossicle

Publications (1)

Publication Number Publication Date
CN213851263U true CN213851263U (en) 2021-08-03

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WO (1) WO2022021713A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2543503Y (en) * 2002-05-23 2003-04-09 王希军 Artifical titanium auditory ossicles
US7250059B2 (en) * 2004-09-14 2007-07-31 Clarity Corporation Myringopexy type titanium prosthesis
CN201154006Y (en) * 2008-02-28 2008-11-26 中国人民解放军总医院 Artificial anvil
CN201379669Y (en) * 2009-01-24 2010-01-13 中国人民解放军总医院 Artificial auditory ossicle
CN203873916U (en) * 2014-05-12 2014-10-15 上海大学 Ossicular chain prosthesis
CN109045454B (en) * 2018-10-25 2021-02-02 北京光捷扬基健康科技有限公司 Middle ear repeated drug delivery device and artificial cochlea implantation electrode

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