CN219375175U

CN219375175U - Ear canal incision struts support

Info

Publication number: CN219375175U
Application number: CN202320800287.0U
Authority: CN
Inventors: 毕冠芳
Original assignee: Heze Peony People's Hospital
Current assignee: Heze Peony People's Hospital
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-07-21
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses an ear canal incision opening support which comprises a U-shaped frame, wherein two ends of the U-shaped frame are respectively provided with two tooth hooking plates, the outer parts of the tooth hooking plates are provided with a protection mechanism, the protection mechanism comprises a rotating plate, a protection plate and an elastic positioning assembly, one sides of the two tooth hooking plates, which are opposite to each other, are respectively provided with an arc-shaped groove, one end of the rotating plate is rotationally connected with an inner cavity of the arc-shaped groove through a bearing, the other end of the protection plate is fixedly connected with the protection plate, the outer wall of the tooth hooking plate is provided with a through groove, the elastic positioning assembly is arranged in the inner cavity of the through groove, and the elastic positioning assembly is mutually matched with the rotating plate. According to the utility model, the rotating plate, the protection plate and the elastic positioning assembly are matched, and the elastic positioning assembly is used for positioning the rotating plate, so that the protection plate can protect the sharper place of the tooth hooking plate before the tooth hooking plate is used for opening the incision, and the external auditory canal skin positioned outside the opening support is prevented from being scratched.

Description

Ear canal incision struts support

Technical Field

The utility model relates to the technical field of support struts, in particular to an ear canal incision support strut.

Background

Ear canal examination and operation are an important part in otorhinolaryngology treatment, and the ear examination and operation incision do not leave the opening ear canal incision opening bracket.

The current commonly used support that struts all struts the incision with toothed tooth handle, easy operation and adjust conveniently, but it is very sharp owing to the hook tooth point to human external auditory meatus mouth is very narrow, can cause unnecessary damage to external auditory meatus skin before stretching the incision, consequently causes complication such as external auditory meatus stenosis blocking even, and is comparatively inconvenient.

Disclosure of Invention

The utility model aims to provide an ear canal incision opening bracket so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an ear canal incision opening bracket comprises a U-shaped bracket, wherein two ends of the U-shaped bracket are provided with two tooth hooking plates;

an adjusting mechanism is arranged between the two tooth hooking plates, and a protection mechanism is arranged outside the tooth hooking plates;

the protection mechanism comprises a rotating plate, a protection plate and an elastic positioning component, wherein the two sides of the tooth hooking plates are opposite, arc grooves are formed in the two sides of the tooth hooking plates, one end of each rotating plate is rotatably connected with the inner cavity of each arc groove through a bearing, the other end of each protection plate is fixedly connected with the corresponding protection plate, through grooves are formed in the outer wall of each tooth hooking plate, the elastic positioning component is arranged in the inner cavity of each through groove, and the elastic positioning component is mutually matched with the rotating plate.

Preferably, the elastic positioning assembly comprises a clamping rod, a first compression spring and a synchronizing rod, two clamping grooves are formed in the bottom end of the inner wall of the through groove, one end of the clamping rod is connected with the inner cavity of the clamping groove in a sliding penetrating mode, clamping holes are formed in the top end of the rotating plate, one end of the clamping rod is connected with the inner cavity of the clamping holes in a sliding penetrating mode, the two first compression springs are arranged in the through groove, and the synchronizing rod is fixedly connected with the two clamping rods in a penetrating mode.

Preferably, one ends of the two first compression springs are fixedly connected with the top end of the inner wall of the through groove, and the other ends of the two first compression springs are fixedly connected with the other ends of the two clamping rods respectively.

Preferably, two of the tooth hooking plates are fixedly connected with two ends of the U-shaped frame respectively, and the other two tooth hooking plates are connected with the U-shaped frame in a sliding penetrating manner.

Preferably, the adjusting mechanism comprises a second compression spring and nuts, the two second compression springs are respectively arranged between two adjacent tooth hooking plates, external threads are respectively formed at two ends of the U-shaped frame, and the two nuts are respectively connected with the threads at two ends of the U-shaped frame in a penetrating mode.

Preferably, the second compression spring is sleeved outside the U-shaped frame, and two ends of the second compression spring are fixedly connected with the two tooth hooking plates respectively.

The utility model has the technical effects and advantages that:

(1) According to the utility model, by means of the arrangement mode that the rotating plate, the protection plate and the elastic positioning assembly are matched, the elastic positioning assembly can be used for positioning the rotating plate, so that the protection plate can protect the sharper place of the tooth hooking plate before the tooth hooking plate is used for opening the incision, and the external auditory canal skin positioned outside the opening support is prevented from being scratched;

(2) According to the utility model, the arrangement mode of the second compression spring and the nut is utilized, and the elastic acting force of the second compression spring is utilized, so that when the nut is rotated, the two tooth hooking plates can slowly open the notch, and the problem that the notch is opened too much by the tooth clamping plates, so that the later stage is not easy to stitch is effectively avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the structure of the tooth hooking plate of the present utility model.

FIG. 3 is a schematic diagram of the internal structure of the side surface of the tooth plate of the present utility model.

In the figure: 1. a U-shaped frame; 2. a tooth hooking plate; 3. an adjusting mechanism; 31. a second compression spring; 32. a nut; 4. a protective mechanism; 41. a rotating plate; 42. a protection plate; 43. an elastic positioning assembly; 431. a clamping rod; 432. a first compression spring; 433. a synchronizing bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an ear canal incision opening bracket as shown in figures 1-3, which comprises a U-shaped bracket 1, wherein two ends of the U-shaped bracket are provided with two tooth hooking plates 2;

an adjusting mechanism 3 is arranged between the two tooth hooking plates 2, and a protection mechanism 4 is arranged outside the tooth hooking plates 2;

the protection mechanism 4 comprises a rotating plate 41, a protection plate 42 and an elastic positioning component 43, wherein one sides of two tooth hooking plates 2 are opposite, arc grooves are formed in the two sides of the tooth hooking plates, one end of the rotating plate 41 is connected with the inner cavities of the arc grooves in a rotating mode through a bearing, the arc grooves are formed in the rotating plate 41 in a rotating mode, the other end of the protection plate 42 is fixedly connected with the protection plate 42, through grooves are formed in the outer wall of the tooth hooking plate 2, the elastic positioning component 43 is arranged in the inner cavities of the through grooves, the elastic positioning component 43 and the rotating plate 41 are matched with each other, the elastic positioning component 43 can be used for positioning the rotating plate 41, so that the protective plate 42 can protect the sharp places of the tooth hooking plates before the tooth hooking plates 2 prop open the cuts, and the external auditory meatus skin located outside the prop-open support is prevented from being scratched.

The elastic positioning assembly 43 comprises a clamping rod 431, a first compression spring 432 and a synchronizing rod 433, wherein two clamping grooves are formed in the bottom end of the inner wall of each through groove, one end of the clamping rod 431 is connected with the inner cavity of each clamping groove in a sliding and penetrating mode, clamping holes are formed in the top end of the rotating plate 41, one end of one clamping rod 431 is connected with the inner cavity of each clamping hole in a sliding and penetrating mode, the two first compression springs 432 are arranged in the inner portions of the through grooves, and the synchronizing rod 433 is fixedly connected with the two clamping rods 431 in a penetrating mode.

One end of each of the two first compression springs 432 is fixedly connected with the top end of the inner wall of the through groove, the other ends of the two first compression springs 432 are fixedly connected with the other ends of the two clamping rods 431 respectively, and the first compression springs 432 always have elastic acting force on the clamping rods 431, so that the clamping rods 431 can penetrate through clamping holes formed in the rotating plate 41, and the fixing effect is achieved.

Wherein two collude pinion rack 2 respectively with the both ends fixed connection of U-shaped frame 1, two other collude pinion rack 2 all with U-shaped frame 1 slip interlude connection, two adjacent collude pinion rack 2 one slip interlude on U-shaped frame 1, another is fixed on U-shaped frame 1, conveniently prop open the operation to the ear canal incision.

The adjusting mechanism 3 comprises a second compression spring 31 and nuts 32, wherein the two second compression springs 31 are respectively arranged between two adjacent tooth hooking plates 2, external threads are respectively formed at two ends of the U-shaped frame 1, the two nuts 32 are respectively connected with the threads at two ends of the U-shaped frame 1 in a penetrating way, and the nuts 32 play a limiting role on the movable tooth hooking plates 2.

The outside of U-shaped frame 1 is located to second compression spring 31 cover, and second compression spring 31's both ends respectively with two collude pinion rack 2 fixed connection, second compression spring 31 is in compression state all the time under the spacing of nut 32 to when twisting nut 32, mobilizable collude pinion rack 2 can gradually keep away from fixed collude pinion rack 2, thereby struts the incision of ear canal, effectively avoids card pinion rack 2 to prop the incision too big once, leads to the later stage to be difficult to sew up.

The working principle of the utility model is as follows:

when the support is used for opening the incision of the auditory canal, when two tooth hooking plates 2 are closest to each other, the tooth hooking tip ends on the tooth hooking plates 2 are placed under the skin of the incision of the auditory canal, at this time, the tip end parts of the tooth hooking plates 2 are blocked by the protective plates 42, the synchronous rods 433 can be pulled to drive the clamping rods 431 to vertically move upwards, so that the fixation of the rotating plates 41 is released while the first compression springs 432 are extruded, the protective plates 42 can be rotated to the other side of the arc-shaped grooves, the protective plates 42 are prevented from blocking the tip end parts of the tooth hooking plates 2, at this time, the synchronous rods 433 can be loosened, under the elastic force of the first compression springs 432, the other clamping rods 431 can be inserted into the clamping holes formed by the rotating plates 41, so that the protective plates 42 are fixed on the back surfaces of the tip end parts of the tooth hooking plates 2, at this time, the movable tooth hooking plates 2 can be gradually far away from the fixed tooth hooking plates 2 under the elastic force of the second compression springs 31, so that the incision of the auditory canal is gradually opened, and the operation is completed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An ear canal incision stent comprising:

two ends of the U-shaped frame (1) are provided with two tooth hooking plates (2);

the method is characterized in that: an adjusting mechanism (3) is arranged between the two tooth hooking plates (2), and a protection mechanism (4) is arranged outside the tooth hooking plates (2);

the protection mechanism (4) comprises a rotating plate (41), a protection plate (42) and an elastic positioning component (43), wherein two arc grooves are formed in one sides of the tooth hooking plates (2) which are opposite to each other, one end of the rotating plate (41) is rotationally connected with the inner cavities of the arc grooves through bearings, the other end of the protection plate (42) is fixedly connected with the protection plate (42), through grooves are formed in the outer walls of the tooth hooking plates (2), the elastic positioning component (43) is arranged in the inner cavities of the through grooves, and the elastic positioning component (43) is mutually matched with the rotating plate (41).

2. The ear canal incision stent according to claim 1, wherein the elastic positioning component (43) comprises a clamping rod (431), a first compression spring (432) and a synchronization rod (433), two clamping grooves are formed in the bottom end of the inner wall of the through groove, one end of the clamping rod (431) is slidably inserted and connected with the inner cavity of the clamping groove, a clamping hole is formed in the top end of the rotating plate (41), one end of one clamping rod (431) is slidably inserted and connected with the inner cavity of the clamping hole, the two first compression springs (432) are arranged in the through groove, and the synchronization rod (433) is fixedly inserted and connected with the two clamping rods (431).

3. The ear canal incision stent according to claim 2, wherein one end of each of the two first compression springs (432) is fixedly connected to the top end of the inner wall of the through groove, and the other ends of the two first compression springs (432) are respectively fixedly connected to the other ends of the two clamping rods (431).

4. The ear canal incision stent according to claim 1, wherein two of the tooth hooking plates (2) are fixedly connected to two ends of the U-shaped frame (1), respectively, and the other two tooth hooking plates (2) are slidably inserted into the U-shaped frame (1).

5. The ear canal incision stent according to claim 1, wherein the adjusting mechanism (3) comprises a second compression spring (31) and a nut (32), the two second compression springs (31) are respectively arranged between two adjacent tooth hooking plates (2), external threads are respectively arranged at two ends of the U-shaped frame (1), and the two nuts (32) are respectively connected with two ends of the U-shaped frame (1) in a threaded penetrating manner.

6. The ear canal incision stent according to claim 5, wherein the second compression spring (31) is sleeved outside the U-shaped frame (1), and two ends of the second compression spring (31) are fixedly connected with the two tooth hooking plates (2) respectively.