CN209770589U - Cutting-free artificial auditory ossicle prosthesis structure - Google Patents
Cutting-free artificial auditory ossicle prosthesis structure Download PDFInfo
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- CN209770589U CN209770589U CN201822183926.5U CN201822183926U CN209770589U CN 209770589 U CN209770589 U CN 209770589U CN 201822183926 U CN201822183926 U CN 201822183926U CN 209770589 U CN209770589 U CN 209770589U
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Abstract
The utility model discloses an exempt from to tailor artifical ossicular prosthesis structure, including elasticity ear diaphragm, round bar, base, elasticity ear diaphragm with the top cooperation of round bar is connected, the bottom of round bar with the top cooperation of base is connected. The utility model discloses an exempt from to tailor artifical ossicular prosthesis structure has realized that the doctor only needs in the operation, has measured after highly after adjusting well on the scale bench, just can implant the assigned position, has avoided doctor's the work of tailorring, polishing and the damage of product surface oxide layer and coating.
Description
Technical Field
The utility model relates to a exempt from to tailor artifical ossicular prosthesis structure belongs to otology medical instrument technical field.
Background
The implantation operation of the artificial auditory ossicle prosthesis belongs to precise ear surgery and has strict requirements on doctors; since the product itself is small, the operation is performed under a microscope; the operation time is about 1 hour, and the physician should be painstakingly and painstakingly concentrate on the whole body. In long-time operation time, doctors can feel tired, the risk of germ infection is increased, the workload of the existing products on the doctors is large, and the existing products need to be measured, adjusted, cut, installed and the like.
SUMMERY OF THE UTILITY MODEL
The products on the market at present mainly comprise the following three types: first, the product is fixed length, multi-type, not tailorable, and its disadvantages are: since each individual has different ossicle sizes and shapes; when a doctor performs an operation, after measurement is completed, the doctor selects a matched model from dozens of models, even if the doctor does not have the matched model, the doctor performs processing such as polishing and the like, then performs comparison and then performs polishing, so that the workload and the fatigue of the doctor are increased; secondly, the adjustable length of product, tailor according to different sizes after adjusting length, its shortcoming: after the doctor finishes measuring, the product is cut and polished, so that the workload of the doctor is increased, and meanwhile, the cutting and polishing can damage an oxide layer or a coating on the surface of the product, seriously affect the growth time and strength of postoperative osseointegration and possibly increase the infection probability of inflammation and the like; third, some patents also have adjustable length: the structure is complicated, the product quality is high, the operation of doctors is complicated, and the like.
In summary, the prior products have the following defects: i, the workload and the fatigue of doctors are increased; ii cutting, polishing and the like can cause damage to a surface oxide layer and a coating, and influence the production and strength of osseointegration; iii cutting and grinding to increase infection probability such as inflammation; the IV product has large mass and complex structure, and influences the conduction of sound and the complexity of operation.
The utility model aims to overcome the defects of the prior art, solve the technical problems, provide the cutting-free artificial auditory ossicle prosthesis structure, realize that the doctor only needs to measure the height in the operation and then accurately implant the height into the appointed position after adjusting the height on the scale table, and avoid the cutting and polishing work of the doctor and the damage of the oxide layer and the coating on the surface of the product; meanwhile, the utility model has simple structure and reduces the workload of doctors; the product has a light weight less than 40mg, which is beneficial to sound transmission and can not cause foreign body sensation to patients.
The utility model adopts the following technical scheme: exempt from to tailor artifical ossicular prosthesis structure, its characterized in that includes elasticity ear diaphragm, round bar, base, elasticity ear diaphragm with the top cooperation of round bar is connected, the bottom of round bar with the top cooperation of base is connected.
As a better embodiment, the edge of the elastic ear membrane is fixedly provided with an arc-shaped rod, and the bottom end of the arc-shaped rod is connected with the top end of the round rod in a matching way.
As a preferred embodiment, the bottom end of the round rod is connected with the top end of the base in a matching way through a screw thread pair.
As a better embodiment, the screw thread pair comprises a round rod external screw thread carved on the outer surface of the round rod and a base internal screw thread carved on the inner surface of the base, and the round rod external screw thread and the base internal screw thread are connected in a matched mode to form the screw thread pair for connecting the round rod and the base.
As a preferred embodiment, the round rod is connected with the screw thread of the base through a screw thread pair to form a height adjusting structure for adjusting the whole height of the ossicular prosthesis structure.
In a preferred embodiment, fibrin glue is disposed within the base.
As a preferred embodiment, the arc-shaped rod comprises a hinged rod part located above and an inserting sleeve part located below, the top end of the hinged rod part is fixedly connected with the edge of the elastic ear membrane, and the hinged rod part is connected with the round rod in an inserting mode through the inserting sleeve part.
The utility model discloses the beneficial effect who reaches: firstly, the cutting-free artificial auditory ossicle prosthesis structure of the utility model realizes that a doctor only needs to implant the artificial auditory ossicle prosthesis structure into a designated position after adjusting on the scale table after measuring the height, thereby avoiding the cutting and polishing work of the doctor and the damage of an oxide layer and a coating on the surface of a product; secondly, the product of the utility model has simple structure and reduces the workload of doctors; thirdly, the product has a light weight of less than 40mg, which is beneficial to sound transmission and does not feel foreign body sensation to patients.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic diagram of the measurement principle of the preferred embodiment of the present invention.
Fig. 4 is a schematic illustration of the sizing principle of the preferred embodiment of the present invention.
Fig. 5 is a schematic view of the body implanted in the preferred embodiment of the present invention.
The meanings of the symbols in the figures: 1-elastic ear membrane, 2-round rod, 3-base, 4-height adjusting structure, 41-round rod external thread and 42-base internal thread; 5-thread pair, 6-fibrin glue, 7-scale table, 8-foot plate bone, 9-arc rod, 91-hinged rod part and 92-splicing rod part.
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 figure 1, the utility model discloses an overall structure schematic diagram, the utility model provides an exempt from to tailor artifical ossicular prosthesis structure, including elasticity ear diaphragm 1, round bar 2, base 3, elasticity ear diaphragm 1 is connected with the top cooperation of round bar 2, and the bottom of round bar 2 is connected with the top cooperation of base 3.
As a better embodiment, the edge of the elastic ear membrane 1 is fixedly provided with an arc rod 9, and the bottom end of the arc rod 9 is connected with the top end of the round rod 2 in a matching way.
In a preferred embodiment, the bottom end of the rod 2 is connected to the top end of the base 3 by a screw pair 5.
As shown in fig. 2, the internal structure of the present invention is schematically illustrated, and as a preferred embodiment, the screw pair 5 includes a round bar external thread 41 carved on the outer surface of the round bar 2 and a base internal thread 42 carved on the inner surface of the base 3, and the round bar external thread 41 and the base internal thread 42 are connected in a matching manner to form the screw pair 5 connecting the round bar 2 and the base 3.
In a preferred embodiment, the screw thread of the round rod 2 and the base 3 through the screw thread pair 5 forms a height adjusting structure 4 for adjusting the overall height of the ossicular prosthesis structure.
In a preferred embodiment, the base 3 is internally provided with fibrin glue 6.
In a preferred embodiment, the arc rod 9 includes an upper hinge rod 91 and a lower insertion sleeve 92, the top end of the hinge rod 91 is fixedly connected to the edge of the elastic ear membrane 1, and the hinge rod 91 is inserted into the round rod 2 through the insertion sleeve 92.
The following detailed description of the preferred embodiments of the present invention, as shown in fig. 1, the cutting-free artificial auditory ossicle prosthesis structure of the present invention is composed of: the elastic ear diaphragm comprises an elastic ear diaphragm 1, a round rod 2 carved with external threads, a base 3 carved with internal threads and the like. The elastic ear membrane 1 is contacted with the eardrum and used as a structure for connecting the eardrum and the round rod 2 to receive the conduction of external sound; the round rod 2 adopts a fine round rod piece engraved with fine threads, and the fine threads (namely the round rod external threads 41) play a role of connecting the base 3; the small round rods play a role in supporting the elastic ear membranes 1 and have light weight; the base 3 is carved with internal threads and is used for connecting the foot plate bone 8 with the round rod 2, so that the effect of fixing a product is achieved.
As shown in figure 2, the cutting-free artificial auditory ossicle prosthesis of the utility model is composed of: a height adjusting structure 4 formed by a tiny thread pair 5, fibrin glue 6 and the like; the height adjusting structure formed by the thread pair 5 can adjust the whole product within a very small size range, and the thread pair structure facilitates the adjustment of the height H (5mm-9mm) of the whole product (measurement and statistics of human auditory ossicles according to literature data); the fibrin glue 6 plays a role of filling the internal structure and is compatible with the human body.
The utility model discloses a exempt from to tailor doctor's operation use process step of artifical ossicular prosthesis structure: i the doctor firstly performs the measurement of the height from the talus 8 to the eardrum, as shown in figure 3; after the Ii measurement is finished, the product is placed on the corresponding scale table 7 to determine the size, the base 3 with the internal thread is rotationally engraved according to the rotation direction mark, and the size of the whole height is adjusted, as shown in FIG. 4; iii after adjustment, the product of the present invention is implanted into the corresponding position of the human body, as shown in fig. 5.
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 (7)
1. Exempt from to tailor artifical ossicular prosthesis structure, its characterized in that, including elasticity ear diaphragm (1), round bar (2), base (3), elasticity ear diaphragm (1) with the top cooperation of round bar (2) is connected, the bottom of round bar (2) with the top cooperation of base (3) is connected.
2. The cutting-free artificial auditory ossicle prosthesis structure according to claim 1, wherein an arc rod (9) is fixedly arranged at the edge of the elastic ear membrane (1), and the bottom end of the arc rod (9) is connected with the top end of the round rod (2) in a matching manner.
3. The cutting-free artificial ossicular prosthesis structure according to claim 1, wherein a bottom end of the round rod (2) is fittingly connected with a top end of the base (3) through a thread pair (5).
4. The cutting-free artificial auditory ossicle prosthesis structure according to claim 3, wherein the thread pair (5) comprises a round rod external thread (41) carved on the outer surface of the round rod (2) and a base internal thread (42) carved on the inner surface of the base (3), and the round rod external thread (41) and the base internal thread (42) are connected in a matching manner to form the thread pair (5) for connecting the round rod (2) and the base (3).
5. The cutting-free artificial auditory ossicle prosthesis structure according to claim 3, characterized in that the round rod (2) is connected with the base (3) through the screw thread pair (5) to form a height adjusting structure (4) for adjusting the whole height of the auditory ossicle prosthesis structure.
6. The cutting-free artificial ossicular prosthesis structure according to claim 1, wherein a fibrin glue (6) is provided inside the base (3).
7. The cutting-free artificial auditory ossicle prosthesis structure according to claim 2, wherein the arc-shaped rod (9) comprises an upper hinge rod part (91) and a lower insertion sleeve part (92), the top end of the hinge rod part (91) is fixedly connected with the edge of the elastic ear membrane (1), and the hinge rod part (91) is inserted and connected with the round rod (2) through the insertion sleeve part (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183926.5U CN209770589U (en) | 2018-12-25 | 2018-12-25 | Cutting-free artificial auditory ossicle prosthesis structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183926.5U CN209770589U (en) | 2018-12-25 | 2018-12-25 | Cutting-free artificial auditory ossicle prosthesis structure |
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| Publication Number | Publication Date |
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| CN209770589U true CN209770589U (en) | 2019-12-13 |
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| CN201822183926.5U Active CN209770589U (en) | 2018-12-25 | 2018-12-25 | Cutting-free artificial auditory ossicle prosthesis structure |
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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 |
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2018
- 2018-12-25 CN CN201822183926.5U patent/CN209770589U/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 |
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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. |