CN209770588U - Anti-falling artificial auditory prosthesis structure - Google Patents
Anti-falling artificial auditory prosthesis structure Download PDFInfo
- Publication number
- CN209770588U CN209770588U CN201822183865.2U CN201822183865U CN209770588U CN 209770588 U CN209770588 U CN 209770588U CN 201822183865 U CN201822183865 U CN 201822183865U CN 209770588 U CN209770588 U CN 209770588U
- Authority
- CN
- China
- Prior art keywords
- pin
- spherical
- root
- spherical root
- prosthesis structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Prostheses (AREA)
Abstract
The utility model discloses an artificial hearing prosthesis structure of preventing deviating from, hearing prosthesis structure installs in the footboard, a serial communication port, hearing prosthesis structure includes elasticity ear diaphragm, round bar, spherical root, elasticity ear diaphragm with the one end of round bar is connected, the other end of round bar with spherical root's one end is connected, spherical root buries in the footboard. The utility model increases the pull-out force of the product, and prevents the artificial auditory prosthesis structure from falling off from the foot plate; in the process of violent movement, the spherical surface can move in any direction without loosening, thereby overcoming the technical defect that the prior cylindrical root structure can cause the foot plate hole to be enlarged and the foot plate to be separated; the implantation height dimension of spherical root is greater than the radius of spherical root's radial dimension, the utility model discloses the dismouting round pin hoop structure has been designed on purpose, realizes fastening firm, easy dismounting, the accurate function in location through the vice combination of double-end round pin pair of screw rod, double-end round pin and single-end round pin pair.
Description
Technical Field
the utility model relates to an anti-disengagement artificial auditory prosthesis structure, which belongs to the technical field of medical instruments.
Background
Due to the occurrence of the conditions of chronic otitis media and tympanum invagination accompanied with auditory ossicular chain erosion, congenital auditory ossicular chain deformity, traumatic auditory ossicle chain interruption, auditory ossicle injury and the like; resulting in hearing loss, deafness, earache, inflammation, etc. Under the market demand, a prosthesis for treating auditory sense is developed, but the dislocation of the prosthesis is a long-standing clinical problem for otologists and causes troubles for the doctors (the main reason for influencing the dislocation of the artificial auditory prosthesis is that the joint position of the artificial auditory prosthesis and the bone is not firm in activities such as violent movement, impact and the like). But also causes physical and psychological harm to the patient and also carries out secondary operation.
SUMMERY OF THE UTILITY MODEL
To the artificial auditory prosthesis in the current market, the part of implanting the ossicular foot plate is a cylinder, directly inserts the artificial foot plate in the stoma, leans on the frictional force of the peripheral surface area of cylinder to carry out the technical defect who fastens, and the utility model provides a part of preventing deviating from artificial auditory prosthesis structure implantation foot plate is a sphere, buries the sole bone in with the arrangement to strengthen the fastening of product, also can not drop when having played violent motion.
The utility model adopts the following technical scheme: the artificial auditory prosthesis structure is characterized by comprising an elastic ear membrane, a round rod and a spherical root, wherein the elastic ear membrane is connected with one end of the round rod, the other end of the round rod is connected with one end of the spherical root, and the spherical root is embedded in the foot plate.
In a preferred embodiment, the spherical root embedded foot plate has an implant height dimension greater than the radius of the radial dimension of the spherical root.
As a preferred embodiment, the auditory prosthesis structure further comprises a detachable pin hoop structure, one end of the detachable pin hoop structure is sewn into the foot plate, and the other end of the detachable pin hoop structure is fixedly connected with the round rod.
As a preferred embodiment, the structure of the detachable pin collar comprises a pin collar seat and a rod seat, wherein a spherical hole matched with the spherical root is formed in the pin collar seat, the spherical root is matched and embedded into the spherical hole, one end of the rod seat is fixedly connected with a rod, and the other end of the rod seat is matched and connected with the spherical root.
As a better embodiment, the inside of the round rod seat is provided with a hinged nut hole and a hinged screw matched with the hinged nut hole, and two ends of the hinged screw are respectively hinged with the spherical root part and the hinged nut hole.
As a preferred embodiment, one side of the pin hoop seat is provided with a single-head pin pair, and the one side of the pin hoop seat is connected with the spherical root part in a matching way through the single-head pin pair; the other side of the pin hoop seat is provided with a double-headed pin pair, and the other side of the pin hoop seat is connected with the spherical root part in a matched manner through the double-headed pin pair.
As a preferred embodiment, the single-head pin pair comprises a fastening single-head pin and a fastening pin hole arranged on one side of the pin hoop seat, and the pin hoop seat is detachably connected with the spherical root part by inserting the fastening single-head pin into the fastening pin hole.
as a preferred embodiment, the double-headed pin pair comprises a growing double-headed pin and a forming pin hole arranged at the other side of the pin hoop seat, and the pin hoop seat is inserted into the forming pin hole through the growing double-headed pin and is detachably connected with the spherical root.
As a better embodiment, the pin hoop seat is internally provided with a sewing groove, and the pin hoop seat is fixedly connected with the foot plate through sewing by the sewing groove.
As a better embodiment, the elastic eardrum sheet comprises an eardrum sheet body and a guide rod piece, wherein the edge of the eardrum sheet body is fixedly connected with one end of the guide rod piece, the other end of the guide rod piece is fixedly connected with a round rod, the center of the eardrum sheet body is provided with a conduction mesh, and the peripheral edge of the eardrum sheet body is provided with a plurality of weight reduction grooves.
The utility model discloses the beneficial effect who reaches: firstly, the utility model increases the extraction force of the product under the condition of the same extraction force, and prevents the artificial auditory prosthesis structure from separating from the foot plate; secondly, in the process of violent movement, the spherical surface can move in any direction without loosening, thereby overcoming the technical defect that the prior cylindrical root structure can lead to the enlargement of a foot plate hole and the separation; thirdly, the utility model adopts the same structure, designs the embedded spherical root structure, is more beneficial to the combination of the product and the foot plate bone, and increases the strength; fourthly, the size of the spherical root of the utility model is phi 0.3 mm-phi 0.6mm, and the implantation height size is larger than the radius of the radial size of the spherical root and is less than 0.5 mm; fifth, the utility model discloses a guarantee the convenient commonality of the dismantlement assembly of implanting, designed dismouting round pin hoop structure specially, through the vice combination realization of screw rod, double-end round pin pair and single-end round pin pair of firm, easy dismounting, the accurate function in location of fastening.
Drawings
Fig. 1 is a schematic structural view of the elastic ear membrane of the present invention.
Fig. 2 is a schematic view of the structure of a conventional auditory prosthesis having a cylindrical root.
Fig. 3 is a schematic structural view of the preferred embodiment of the present invention using a spherical root.
Fig. 4 is a schematic diagram of the principle of comparing the force points of the spherical root and the existing cylindrical root of the present invention.
Fig. 5 is a schematic diagram of the force analysis of the spherical root and the existing cylindrical root under the condition of severe movement.
Fig. 6 is a schematic diagram illustrating the comparison principle between the spherical root and the existing cylindrical root under the condition of severe movement.
Fig. 7 is an exploded view of the ball root removable pin collar structure of the present invention.
The meanings of the symbols in the figures: 1-elastic ear membrane, 2-round rod, 3-spherical root; 1A-existing ear membrane sheet, 2A-existing round bar, 3A-cylindrical root, 4-foot plate, 5-disassembly and assembly pin hoop structure, 51-pin hoop seat, 52-spherical hole, 53-sewing groove, 54-round bar seat, 55-hinged screw cap hole, 56-hinged screw rod, 57-double-head pin pair, 571-growth double-head pin, 572-forming pin hole, 58-single-head pin pair, 581-fastening single-head pin and 582-fastening pin hole; 11-eardrum body, 12-conduction mesh, 13-guide rod piece and 14-weight reduction groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 3 is the utility model discloses a spherical root's preferred embodiment's structural schematic diagram, the utility model provides an artificial hearing prosthesis structure is prevented coming out, and hearing prosthesis structure installs in footboard 4, and hearing prosthesis structure includes elasticity ear diaphragm 1, round bar 2, spherical root 3, and elasticity ear diaphragm 1 is connected with the one end of round bar 2, and the other end of round bar 2 is connected with spherical root 3's one end, and spherical root 3 buries in footboard 4.
As a preferred embodiment, the spherical root 3 is embedded in the foot plate 4 at an implant height dimension greater than the radius of the radial dimension of the spherical root 3.
As a preferred embodiment, the hearing prosthesis structure further comprises a detachable pin hoop structure 5, one end of the detachable pin hoop structure 5 is sewn into the foot plate 4, and the other end of the detachable pin hoop structure 5 is fixedly connected with the round rod 2.
Fig. 7 is an exploded schematic view of the detachable pin collar structure with spherical root according to the present invention. As a preferred embodiment, the detachable pin collar structure 5 includes a pin collar seat 51 and a round rod seat 54, wherein the pin collar seat 51 is internally provided with a spherical hole 52 adapted to the spherical root 3, the spherical root 3 is fitted into the spherical hole 52, one end of the round rod seat 54 is fixedly connected to the round rod 2, and the other end of the round rod seat 54 is fitted to the spherical root 3.
As a preferred embodiment, the rod seat 54 is provided with a hinge nut hole 55 and a hinge screw 56 engaged with the hinge nut hole 55, and two ends of the hinge screw 56 are respectively hinged to the spherical root 3 and the hinge nut hole 55.
As a preferred embodiment, one side of the pin collar base 51 is provided with a single-headed pin pair 58, and the one side of the pin collar base 51 is connected with the spherical root 3 in a matching way through the single-headed pin pair 58; the other side of the pin collar base 51 is provided with a double-headed pin pair 57, and the other side of the pin collar base 51 is connected with the spherical root 3 in a matching way through the double-headed pin pair 57.
In a preferred embodiment, the single-headed pin pair 58 includes a fastening single-headed pin 581, and a fastening pin hole 582 opened at one side of the pin holder 51, and the pin holder 51 is detachably connected to the ball root 3 by inserting the fastening single-headed pin 581 into the fastening pin hole 582.
In a preferred embodiment, the double-headed pin pair 57 includes a grown double-headed pin 571 and a molding pin hole 572 opened on the other side of the pin collar base 51, and the pin collar base 51 is detachably connected to the spherical root 3 by inserting the grown double-headed pin 571 into the molding pin hole 572.
In a preferred embodiment, the pin collar base 51 further has a suture slot 53 formed therein, and the pin collar base 51 is fixedly connected to the foot plate 4 through the suture slot 53.
Fig. 1 is a schematic structural view of the elastic ear membrane of the present invention. As a preferred embodiment, the elastic ear membrane 1 comprises an ear membrane body 11 and a guiding rod 13, wherein the edge of the ear membrane body 11 is fixedly connected with one end of the guiding rod 13, the other end of the guiding rod 13 is fixedly connected with the round bar 2, the center of the ear membrane body 11 is provided with a conduction mesh 12, and the peripheral edge of the ear membrane body 11 is provided with a plurality of weight-reducing grooves 14.
The following embodiments of the present invention are specifically described, and the structural schematic diagrams of the hearing artificial prosthesis with the existing cylindrical root portion are shown in fig. 2 and fig. 3, respectively, the structural schematic diagrams of the preferred embodiment with the spherical root portion of the present invention are adopted, and the different structures of the spherical root portion 3 and the cylindrical root portion 3A are compared, so that we can see that the spherical structure is more favorable for combining with the talus bone, and the strength is increased.
As shown in fig. 4, the principle schematic diagram of the stress point comparison between the spherical root and the existing cylindrical root of the present invention can be seen that when the structures of the two forms encounter a vertical extraction force F, the cylindrical root is only subjected to a friction force on both sides of the foot plate hole, and the spherical root is not only subjected to insertion and extraction forces on both sides of the foot plate hole, but also subjected to a downward pressure of the bone covering the upper side. The pull-out force is increased, and the risk of falling-off is prevented.
FIG. 5 is a schematic view of the stress analysis of the spherical root and the existing cylindrical root under the condition of severe motion, and we can see that when the pull-out force F is generated, we can see that1When the spherical root is subjected to F12Pressure and F11Friction force; cylindrical root portion receiving F21Friction, we can therefore calculate:
F1＝(F11 frictional force/sinθ)+(F12 pressure/cosθ)(0°＜θ＜
90°)；
F2＝F21 frictional force；
When friction force (F) of two structures21 frictional force＝F11 frictional force) As such, we can compare from the formula:
F1＞F2；
To summarize: when the friction force is the same, the required pressure of the spherical structure is larger, so that the cylindrical structure is easier to separate and the spherical structure is firmer when the two structures are subjected to the same extraction force.
Fig. 6 is a schematic diagram of the comparison principle between the spherical root and the existing cylindrical root under the condition of severe movement, and we can see that when the artificial auditory prosthesis structure is subjected to external severe movement, the prosthesis is in a human body, and the foot plate hole is in a conventional movement state, and as can be seen from the diagram, the cylindrical root 3A can slowly wear and enlarge the foot plate hole, and is easy to loosen; the spherical root portion 3 does not cause the artificial auditory prosthesis to come off even if the foot plate 4 is worn.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (10)
1. The artificial auditory prosthesis structure is characterized by comprising an elastic ear membrane (1), a round rod (2) and a spherical root (3), wherein the elastic ear membrane (1) is connected with one end of the round rod (2), the other end of the round rod (2) is connected with one end of the spherical root (3), and the spherical root (3) is embedded into the foot plate (4).
2. Anti-drop artificial hearing prosthesis structure according to claim 1, characterized in that the spherical root (3) is embedded in the foot plate (4) with an implantation height dimension larger than the radius of the radial dimension of the spherical root (3).
3. The anti-walkout artificial hearing prosthesis structure according to claim 1, characterized in that the hearing prosthesis structure further comprises a detachable pin hoop structure (5), one end of the detachable pin hoop structure (5) is sewn into the footplate (4), and the other end of the detachable pin hoop structure (5) is fixedly connected to the round bar (2).
4. The anti-drop artificial hearing prosthesis structure according to claim 3, wherein the detachable pin collar structure (5) comprises a pin collar seat (51) and a round rod seat (54), the pin collar seat (51) is internally provided with a spherical hole (52) matched with the spherical root (3), the spherical root (3) is fittingly embedded in the spherical hole (52), one end of the round rod seat (54) is fixedly connected with the round rod (2), and the other end of the round rod seat (54) is fittingly connected with the spherical root (3).
5. The anti-drop artificial auditory prosthesis structure according to claim 4, wherein the inside of the rod seat (54) is provided with a hinge nut hole (55) and a hinge screw (56) matched with the hinge nut hole (55), and two ends of the hinge screw (56) are respectively hinged with the spherical root (3) and the hinge nut hole (55).
6. The anti-come-out artificial hearing prosthesis structure according to claim 4, wherein one side of the pin holder (51) is provided with a single-headed pin pair (58), and the one side of the pin holder (51) is fittingly connected with the spherical root (3) through the single-headed pin pair (58); the other side of the pin hoop seat (51) is provided with a double-headed pin pair (57), and the other side of the pin hoop seat (51) is connected with the spherical root part (3) in a matched manner through the double-headed pin pair (57).
7. The anti-come-out artificial hearing prosthesis structure according to claim 6, wherein the single-headed pin pair (58) comprises a fastening single-headed pin (581), a fastening pin hole (582) opened at one side of the pin holder (51), and the pin holder (51) is detachably connected to the spherical root (3) by inserting the fastening single-headed pin (581) into the fastening pin hole (582).
8. The anti-come-out artificial hearing prosthesis structure according to claim 6, wherein the double-headed pin pair (57) comprises a grown double-headed pin (571), a molding pin hole (572) opened on the other side of the pin collar base (51), and the pin collar base (51) is detachably connected with the spherical root (3) by inserting the grown double-headed pin (571) into the molding pin hole (572).
9. The anti-drop artificial auditory prosthesis structure according to claim 6, characterized in that the pin hoop seat (51) is further provided with a suture groove (53), and the pin hoop seat (51) is fixedly connected with the foot plate (4) through the suture groove (53).
10. The anti-drop artificial auditory prosthesis structure according to claim 6, wherein the elastic ear membrane (1) comprises an ear membrane body (11) and a guiding rod (13), the edge of the ear membrane body (11) is fixedly connected with one end of the guiding rod (13), the other end of the guiding rod (13) is fixedly connected with the round bar (2), the center of the ear membrane body (11) is provided with a conduction mesh (12), and the peripheral edge of the ear membrane body (11) is provided with a plurality of weight reduction grooves (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183865.2U CN209770588U (en) | 2018-12-25 | 2018-12-25 | Anti-falling artificial auditory prosthesis structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183865.2U CN209770588U (en) | 2018-12-25 | 2018-12-25 | Anti-falling artificial auditory prosthesis structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209770588U true CN209770588U (en) | 2019-12-13 |
Family
ID=68790538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822183865.2U Active CN209770588U (en) | 2018-12-25 | 2018-12-25 | Anti-falling artificial auditory prosthesis structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209770588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932736A (en) * | 2021-02-24 | 2021-06-11 | 苏州真懿医疗有限公司 | Adjustable ossicular prosthesis |
-
2018
- 2018-12-25 CN CN201822183865.2U patent/CN209770588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932736A (en) * | 2021-02-24 | 2021-06-11 | 苏州真懿医疗有限公司 | Adjustable ossicular prosthesis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9154887B2 (en) | Bone conduction hearing aid system | |
| US9259311B2 (en) | Ossicle prosthesis comprising a built-up attaching element | |
| CN209770588U (en) | Anti-falling artificial auditory prosthesis structure | |
| CN107260364A (en) | Ear supporter | |
| US11337822B2 (en) | Temporomandibular joint implants and methods of treating a temporomandibular joint | |
| US20040111109A1 (en) | Nasal vestibulum dilating prosthesis | |
| CN109758265B (en) | Low-stress five-jaw ossicle prosthesis | |
| CN201379669Y (en) | Artificial auditory ossicle | |
| US20220265474A1 (en) | Adjustable ear shaping mechanism | |
| CN109620470A (en) | Changeable type artificial auditory ossicle prosthesis device | |
| CN216797953U (en) | Clamping device for ear lobe keloid postoperative | |
| AU2015343561B2 (en) | Bone conduction hearing aid system | |
| CN204863621U (en) | Implanted tongue mesophragma manadesma tractive device | |
| CN204765864U (en) | Universal stabilizer between matched stack formula sour jujube | |
| CN210228403U (en) | Tongue-shaped five-claw type ossicle prosthesis | |
| US9027698B2 (en) | Hearing assistance device and method | |
| CN113367841B (en) | Auditory ossicle prosthesis based on titanium periosteum | |
| US10791403B2 (en) | Ear band apparatus | |
| CA2768546A1 (en) | Coupling apparatus | |
| CN213250050U (en) | Auditory ossicle prosthesis | |
| CN201154006Y (en) | Artificial anvil | |
| CN219000736U (en) | Tibia support prosthesis | |
| CN215273614U (en) | Stapes prosthesis | |
| CN215822035U (en) | Breather pipe for relieving upper airway resistance | |
| CN220046193U (en) | Adjustable artificial auditory ossicles made of carbon composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.70, Emeishan Road, science and Technology City, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhenyi Medical Co., Ltd Address before: 215153 No. 70 Emeishan Road, Science and Technology City, Suzhou High-tech Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU JENITEK PRECISION DEVICE Co.,Ltd. |