CN210144651U - Tympanic membrane perforation measuring device - Google Patents

Abstract

The utility model provides an tympanic membrane perforation measuring device, which relates to the technical field of medical measuring instruments. The tympanic membrane perforation measuring device includes a handle and a soft transparent measuring disc; one end of the handle away from the soft transparent measuring disc is used for the medical staff to hold the hand, and one end of the handle close to the soft transparent measuring disc is detachably connected to the soft transparent measuring disc , the soft transparent measuring disc is used to measure the area and shape of the tympanic membrane perforation by extending into the patient's external auditory canal. The invention solves the problem that the probe head and the probe wire of the existing eardrum perforation measuring device are easy to cause damage to the external auditory canal of the patient; only the length value can be measured, the one-dimensional measurement of the perforation of the eardrum is performed, and the measurement data is inaccurate. The handle of the utility model is used for holding the hands of medical staff, the soft transparent measuring disc and the handle are detachably connected, which is convenient for replacement, the soft transparent measuring disc will not damage the external auditory canal and tympanic membrane of the patient, and the soft transparent measuring disc adopts two The method of dimensional measurement makes the measurement data more comprehensive and accurate.

Description

Tympanic membrane perforation measuring device

technical field

The utility model relates to the technical field of medical measuring instruments, in particular to an tympanic membrane perforation measuring device for measuring the size and shape of an tympanic membrane perforation.

Background technique

In the medical field, in the tympanic membrane perforation repair, it is necessary to first estimate or measure the area and shape of the perforated tympanic membrane, in order to more accurately cut the repair flap for the perforation repair surgery. When measuring the area and shape of the tympanic membrane perforation, due to the limitation of the measuring equipment, it can only be evaluated by the naked eye, which results in inaccurate evaluation of the area and shape of the tympanic membrane perforation, and affects the preparation of repair materials in the tympanic membrane repair. certain influence.

For solving the above-mentioned problems, Fig. 1 is the front view of the tympanic membrane perforation measuring device in the prior art; Fig. 2 is the rear view of the tympanic membrane perforating measuring device in the prior art; Fig. 3 is the wire probe of the tympanic membrane perforation measuring device in the prior art looking up Fig. 4 is the front view of the small hole probe wire of the tympanic membrane perforation measuring device in the prior art; Fig. 5 is the front view of the large hole probe wire of the tympanic membrane perforation measuring device in the prior art. As shown in Figures 1 to 5, a tympanic membrane perforation measuring instrument is developed, including a probe head 1, a probe 2, a bayonet 3, a positioning screw 4, a vernier 5, a dial button 6, a large hole scale 7, and a small hole scale 8 , Ruler body 9, fastening screw 10, inflection point 11, small hole probe 12, bottom 13, probe wire fastening hole 14 and large hole probe 15. The vernier 5 slides on the ruler body 9, the dial button 6 is arranged on the vernier 5, and the wire probe 2 includes two symmetrically arranged wire probes. The two wire probes overlap at one end to form a V-shaped structure. The bottom 13 of the V-shaped There is a wire probe fastening hole 14, and the fastening screw 10 fixes the probe wire 2 on the back of the vernier 5 through the probe wire fastening hole 14; an inflection point 11 is set on the wire probe sheet, and a small hole probe wire 12 and a large hole probe wire 15 are arranged. Referring to Figure 4 and Figure 5, the two probe pieces of the small hole probe 12 outside the inflection point 11 are parallel to each other, and the two probe pieces of the large hole probe 15 outside the inflection point are opened to both sides, according to the size of the tympanic membrane perforation. Select two hole probes. The front end of the ruler body 9 is provided with a bayonet 3, the bayonet 3 is provided with two clamping feet 31, the two wire probes are respectively placed in the two clamping feet 31 of the bayonet 3, and the bayonet 3 controls the opening of the wire probe 2. Open angle, the vernier 5 and the ruler body 9 are engraved with a large hole scale 7 and a small hole scale 8. When the dial button 6 is toggled, the vernier 5 drives the probe wire 2 to slide in the bayonet 3.

When in use, the doctor holds the ruler body 9 by hand, the probe wire 1 and probe wire 2 are inserted into the patient's ear canal, and then the dial button 6 on the vernier 5 is toggled with his fingers, and the cursor 5 drives the probe wire 2 to the bayonet 3. Sliding in the middle, when the cursor 5 moves backward along the ruler body 9, the probe wire 2 opens, and when the cursor 5 moves forward along the ruler body 9, the probe wire 2 closes, use the small hole probe wire 12 or the large hole probe wire 15, and Use in conjunction with the large hole scale 7 and the small hole scale 8 to obtain measurements of the area and shape of the tympanic membrane perforation.

In the above-mentioned prior art, when the tympanic membrane perforation measuring instrument is in use, since the probe head and the probe wire need to extend into the external auditory canal of the patient, it is easy to cause additional damage to the skin of the external auditory canal and the tympanic membrane of the patient; and, the existing tympanic membrane perforation measuring instrument Only the local diameter of tympanic membrane perforation can be measured, and only one-dimensional measurement can be performed. There is no comprehensive reference data for the cutting range and shape of the repaired flap shape; sterilization, and then continue to use it for the next patient, there are certain safety hazards in terms of hygiene.

Utility model content

The purpose of the present utility model is to provide a tympanic membrane perforation measuring device, so as to solve the problem in the prior art that the probe wire and probe wire of the tympanic membrane perforation measuring device need to be inserted into the external auditory canal of the patient, which is easy to cause damage to the external auditory canal and the tympanic membrane of the patient. ; and only one-dimensional measurement of tympanic membrane perforation can be performed, the measurement data is not comprehensive, and there are technical problems of health and safety hazards during use.

The utility model provides a tympanic membrane perforation measuring device, comprising a handle and a soft transparent measuring disc;

The end of the handle away from the soft transparent measuring disc is used for holding by the medical staff's hand, and the end of the handle close to the soft transparent measuring disc is detachably connected to the soft transparent measuring disc, which is used to extend into the patient's external auditory canal Internal measurement of the area and shape of the tympanic membrane perforation.

Further, the soft transparent measuring disc includes a connecting handle and a measuring disc;

One end of the connecting handle close to the handle is connected with the handle, and one end of the connecting handle away from the handle is connected with a measuring disc, which is used to measure the area and shape of the perforation of the eardrum in the external auditory canal of the patient.

Further, the connecting handle includes a connecting section, an arc-shaped transition section and a continuation section;

One end of the connecting section close to the handle is connected with the handle, one end of the connecting section away from the handle is connected with one end of the arc-shaped transition section, and the other end of the arc-shaped transition section is connected with the continuation section, which is used to connect the measuring disc.

Further, the angle of the included angle α between the connecting section and the continuing section ranges from 90° to 150°.

Further, the inside of the measuring disc is marked with a first measuring scale group, the number of the first measuring scale group is multiple, and the plurality of first measuring scale groups are radially distributed along the center of the measuring disc.

Further, the first measurement scale group includes first measurement scales, the number of the first measurement scales is multiple, and the plurality of first measurement scale groups are arranged in a straight line;

The value range of the distance c between the adjacent first measurement scales is between 0.5 mm and 2.0 mm.

Further, the inside of the measuring disk is also marked with a second measuring scale group, the number of the second measuring scale group is multiple, and the multiple second measuring scale groups are radially distributed along the center point of the measuring disk;

Each of the second measurement scale groups is arranged at intervals from each of the first measurement scale groups.

Further, the second measurement scale group includes a second measurement scale, the number of the second measurement scale is multiple, and the plurality of second measurement scale groups are arranged in a straight line;

The value range of the distance d between adjacent second measurement scales is between 0.5 mm and 2.0 mm.

Further, the value range of the included angle β between the first measurement scale group and the adjacent second measurement scale group is between 30° and 90°.

Further, one end of the handle close to the soft transparent measuring disc is provided with an arc-shaped end;

One end of the handle close to the soft transparent measuring disc is provided with a connecting groove, and one end of the connecting handle close to the handle is clamped in the connecting groove.

The utility model provides an tympanic membrane perforation measuring device. One end of the handle away from the soft transparent measuring disc is used for holding by the medical staff's hand, and the position of the handle is limited; The soft and transparent measuring disc is detachably connected to connect the soft and transparent measuring disc on the handle; The end close to the measuring disc is removed to replace a new soft transparent measuring disc. The soft transparent measuring disc is a disposable product, which is safer and more hygienic to use; the soft transparent measuring disc is used to extend into the patient's external auditory canal. , to measure the area and shape of the patient's tympanic membrane perforation. The measuring disc is made of soft materials, which will not damage the patient's external auditory canal. more accurate.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the front view of the tympanic membrane perforation measuring device in the prior art;

Fig. 2 is the rear view of the tympanic membrane perforation measuring device in the prior art;

Fig. 3 is the bottom view of the probe wire of the tympanic membrane perforation measuring device in the prior art;

Fig. 4 is the front view of the small hole probe wire of the tympanic membrane perforation measuring device in the prior art;

Fig. 5 is the front view of the large hole probe wire of the tympanic membrane perforation measuring device in the prior art;

6 is a schematic structural diagram of the inner side of the tympanic membrane perforation measuring device provided by an embodiment of the present invention;

Fig. 7 is the enlarged view of E part in Fig. 6;

8 is a schematic structural diagram of the outer side of the tympanic membrane perforation measuring device provided by an embodiment of the present invention;

Fig. 9 is the enlarged view of F part in Fig. 8;

10 is a schematic structural diagram of a handle provided by an embodiment of the present invention;

Figure 11 is an enlarged view of part G in Figure 10;

12 is a schematic structural diagram of the inner side of the soft transparent measuring disc provided by an embodiment of the present utility model;

FIG. 13 is a schematic structural diagram of the outer side of the soft transparent measuring disc provided by the embodiment of the present invention.

Icons: 100-handle; 200-soft transparent measuring disc; 101-curved end; 102-connecting groove; 201-connecting handle; 202-measuring disc; 203-connecting section; 204-curved transition section; 206-first measurement scale group; 207-first measurement scale; 208-second measurement scale group; 209-second measurement scale.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Fig. 6 is the structural schematic diagram of the inner side of the tympanic membrane perforation measuring device provided by the embodiment of the present utility model; Fig. 7 is the enlarged view of the E part in Fig. 6; Fig. 8 is the structure of the outer side of the tympanic membrane perforation measuring device provided by the embodiment of the utility model Schematic diagram; FIG. 9 is an enlarged view of part F in FIG. 8 .

As shown in FIGS. 6 to 9 , an eardrum perforation measuring device provided by the present invention includes a handle 100 and a soft transparent measuring disc 200 ;

One end of the handle 100 away from the soft transparent measuring disc 200 is used for holding by the hands of medical staff, and one end of the handle 100 close to the soft transparent measuring disc 200 is detachably connected to the soft transparent measuring disc 200, and the soft transparent measuring disc 200 is used for The area and shape of the tympanic membrane perforation were measured in the patient's external auditory canal.

In FIG. 6 , the handle 100 has either a cylindrical shape or a polygonal prism shape.

The handle 100 adopts a cylindrical metal rod, and the metal rod is a solid structure, which is more stable during use.

The handle 100 can also adopt the structure of a cylindrical rigid plastic rod, and the plastic structure is adopted to avoid scratches on the hands of the medical staff.

The end of the handle 100 away from the soft transparent measuring disc 200 is pasted with a rubber layer, so that the medical staff can hold the hands and prevent the medical staff's hands from slipping.

In order to facilitate the medical staff's hand to hold the end of the handle 100 away from the soft transparent measuring disc 200, an inwardly concave arc groove is provided on the side of one end of the handle 100 away from the soft transparent measuring disc 200. A rubber pad is pasted in the groove, and the medical staff's hand is held on the rubber pad to fix the end of the handle 100 away from the soft transparent measuring disc 200 .

The soft transparent measuring disc 200 is made of transparent silica gel material. The soft transparent measuring disc 200 is a disposable consumable. After the previous patient uses it, it is discarded immediately. When the next patient uses it, replace it with a new soft transparent measuring disc 200. It is more hygienic and convenient.

In other embodiments of the present invention, the soft transparent measuring disc 200 can also be replaced by other materials with soft functions, and is not limited to the use of silica gel.

The soft transparent measuring disc 200 is made of a soft transparent material of silica gel. Compared with the probe wire in the prior art, the soft transparent measuring disc 200 of the present application is safer to use, and can better protect the tympanic membrane and the patient's tympanic membrane. The surrounding tissue within the external auditory canal.

The end of the handle 100 close to the soft transparent measuring disc 200 is detachably connected to the soft transparent measuring disc 200, so as to facilitate the disassembly and replacement of the soft transparent measuring disc 200. The soft transparent measuring disc 200 is a one-time product, which is convenient for It is more hygienic and safe to use in different patients for surgery.

In one embodiment of the present invention, the medical staff's hand holds the end of the handle 100 away from the soft transparent measuring disc 200, so that the end of the handle 100 close to the soft transparent measuring disc 200 drives the soft transparent measuring disc 200 to enter In the patient's external auditory canal, the soft transparent measuring disc 200 is used to directly measure the area and shape of the tympanic membrane perforation in the patient's external auditory canal. After the measurement is completed, the measured data is recorded to provide an accurate reference for subsequent retrieval of the repaired flap.

The utility model has the advantages of simple structure design and convenient use. The soft transparent measuring disc 200 is placed at the tympanic membrane for projection, and the area and shape range of the perforation in various directions of the tympanic membrane perforation of the patient can be obtained, thereby making it convenient for doctors to intercept the shape of the repaired and repaired flap. and size; the soft transparent measuring disc 200 can measure the range of the tympanic membrane perforation of the patient in all directions. Compared with the tympanic membrane perforation measuring device in the prior art, the existing measuring device can only perform one-dimensional measurement. The soft transparent measuring disc 200 adopts a two-dimensional measurement method, which can better help the physician to evaluate the shape and size of the patient's tympanic membrane perforation, and provide an accurate reference for the subsequent cutting and repairing of the flap.

Further, the soft transparent measuring disc 200 includes a connecting handle 201 and a measuring disc 202;

One end of the connecting handle 201 close to the handle 100 is connected to the handle 100, and one end of the connecting handle 201 away from the handle 100 is connected to a measuring disc 202, which is used to measure the area and shape of the tympanic membrane perforation in the patient's external auditory canal.

In FIG. 2 , the connecting handle 201 is in the shape of a cuboid, the measuring disc 202 is a disc, and the end of the connecting handle 201 close to the measuring disc 202 is turned and formed integrally with the measuring disc 202 , so that the distance between the connecting handle 201 and the measuring disc 202 is With the integrated structure, the connecting section of the connecting handle 201 and the end of the handle 100 close to the measuring disc 202 are detachably connected, so that the connecting handle 201 can be easily disassembled and assembled.

The measuring disc 202 can be inserted into the patient's external auditory canal to measure the area and shape of the tympanic membrane perforation.

FIG. 12 is a schematic structural diagram of the inner side of the soft transparent measuring disk provided by the embodiment of the present invention; FIG. 13 is a structural schematic diagram of the outer side of the soft transparent measuring disk provided by the embodiment of the present utility model.

As shown in FIGS. 12-13 , further, the connecting handle 201 includes a connecting section 203 , an arc-shaped transition section 204 and a connecting section 205 ;

One end of the connecting section 203 close to the handle 100 is connected with the handle 100, one end of the connecting section 203 away from the handle 100 is connected with one end of the arc-shaped transition section 204, and the other end of the arc-shaped transition section 204 is connected with the continuation section 205, and the continuation section 205 For connecting the measuring disc 202.

12, the connecting section 203 is in the shape of a cuboid, the end of the connecting section 203 away from the measuring disc 202 is clamped with the handle 100, and the end of the connecting section 203 close to the measuring disc 202 is integrally formed with the arc-shaped transition section 204, The arc-shaped transition section 204 can adapt to the shape of the patient's external auditory canal, protect the patient's external auditory canal, and avoid scratching the patient's external auditory canal.

One end of the arc-shaped transition section 204 away from the connecting section 203 is integrally formed with one end of the connecting section 205 close to the arc-shaped transition section 204. The connecting section 205 is an extension section arranged parallel to the plane of the measuring disc 202. The width is 3mm.

One end of the connecting segment 205 close to the measuring disc 202 is integrally formed with the measuring disc 202, and the connecting segment 205 and the measuring disc 202 are on the same horizontal plane, so as to use the connecting segment 205 to transition the connecting position of the measuring disc 202 , to avoid the occurrence of edges and corners at the connection position between the measuring disc 202 and the continuous segment 205, which may cause damage to the external auditory canal of the patient.

Further, the angle of the included angle α between the connecting section 203 and the continuing section 205 ranges from 90° to 150°.

In this embodiment, the angle α between the connecting section 203 and the connecting section 205 is 120°, and α is an obtuse angle, so as to adapt to the shape of the patient's external auditory canal and facilitate medical staff to operate, observe and measure.

Further, the inside of the measuring disk 202 is marked with a first measuring scale group 206 , the number of the first measuring scale group 206 is multiple, and the plurality of first measuring scale groups 206 are radially distributed along the center of the measuring disk 202 .

In FIG. 7 , three first measurement scale groups 206 are pasted or drawn on the inner side of the measurement disk 202 , and the three first measurement scale groups 206 are evenly distributed radially along the center of the measurement disk 202 , adjacent to the first measurement scale group 206 . The included angle between the scale groups 206 is 120°.

Similarly, in FIG. 9 , three first measurement scale groups 206 are also formed on the outer side of the measurement disc 202 , that is, after the three first measurement scale groups 206 are projected on the outer side of the measurement disc 202 , and the measurement disc The included angle between the three first measurement scale groups 206 projected from the outer side of 202 is 120°.

The three first measurement scale groups 206 on the inner side of the measurement disk 202 are arranged corresponding to the three first measurement scale groups 206 projected on the outer side of the measurement disk 202 , which is convenient for medical staff to observe.

Further, the first measurement scale group 206 includes first measurement scales 207, the number of the first measurement scales 207 is multiple, and the plurality of first measurement scales 207 are grouped in a straight line;

The value range of the distance c between the adjacent first measurement scales 207 is between 0.5 mm and 2.0 mm.

In FIG. 12, in one embodiment of the present utility model, the first measurement scale 207 is a circular measurement scale, four circular measurement scales are arranged in a straight line, and the distance c between adjacent circular measurement scales is The value is 1.0mm, and the four circular measurement scales form a scale structure, accurate to millimeters, so that medical staff can accurately estimate the area and shape of the tympanic membrane perforation; The measuring scale 207 has the same structure as the first measuring scale 207 on the inner side of the measuring disc 202 and is provided correspondingly.

In other embodiments of the present invention, the first measurement scale 207 may also be any one of a triangle, a square, a regular polygon, and an irregular figure.

Further, the inside of the measuring disk 202 is also marked with a second measuring scale group 208, the number of the second measuring scale group 208 is multiple, and the plurality of second measuring scale groups 208 are radially distributed along the center point of the measuring disk 202;

Each of the second measurement scale groups 208 is spaced apart from each of the first measurement scale groups 206 .

In FIG. 7, three second measurement scale groups 208 are pasted or drawn on the inner side of the measurement disk 202, and the three second measurement scale groups 208 are evenly distributed radially along the center of the measurement disk 202, adjacent to the second measurement scale group 208. The included angle between the scale groups 208 is 120°.

Each first measurement scale group 206 and each second measurement scale group 208 are evenly spaced apart, so that the included angle between the adjacent first measurement scale group 206 and the second measurement scale group 208 is 60°. One first measurement scale group 206 and three second measurement scale groups 208 equally divide the inner surface of the measurement disk 202 .

In FIG. 9 , similarly, three second measurement scale groups 208 are formed on the outer side of the measuring disc 202 , that is, after the three second measurement scale groups 208 are projected on the outer side of the measuring disc 202 , and the measuring disc The angle between the three second measurement scale groups 208 projected from the outer side of 202 is 120°.

The three second measurement scale groups 208 on the inner side of the measuring disk 202 are arranged corresponding to the three second measurement scale groups 208 projected on the outer side of the measuring disk 202, which is convenient for medical staff to observe.

Further, the second measurement scale group 208 includes second measurement scales 209, the number of the second measurement scales 209 is multiple, and the plurality of second measurement scales 209 are grouped in a straight line;

The value range of the distance d between the adjacent second measurement scales 209 is between 0.5 mm and 2.0 mm.

In FIG. 12, in one embodiment of the present utility model, the second measurement scale 209 includes four rectangular measurement scales, the four rectangular measurement scales are arranged in a straight line, and the value of the distance d between adjacent rectangular measurement scales It is 1.0mm, and the four rectangular measuring scales form the structure of the scale, which is accurate to millimeters, so that the medical staff can accurately estimate the area and shape of the perforation of the tympanic membrane; in FIG. 209 has the same structure as the second measuring scale 209 on the inner side of the measuring disc 202, and is set correspondingly.

In other embodiments of the present invention, the second measurement scale 209 may also be any one of a circle, a triangle, a square, a regular polygon, and an irregular figure.

Further, the value range of the included angle β between the first measurement scale group 206 and the adjacent second measurement scale group 208 is between 30° and 90°.

In an embodiment of the present invention, as shown in FIG. 12 , on the inner side of the measuring disc 202 , the angle β between the first measuring scale group 206 and the adjacent second measuring scale group 208 is 60° 13 , on the outer side of the measurement disc 202, the angle β between the projected first measurement scale group 206 and the second measurement scale group 208 is also 60°, which is convenient for observing the patient’s external auditory canal. The area and shape of the tympanic membrane perforation.

FIG. 10 is a schematic structural diagram of a handle provided by an embodiment of the present invention; FIG. 11 is an enlarged view of part G in FIG. 10 .

As shown in Figures 10-11, further, an arc-shaped end 101 is provided at one end of the handle 100 close to the soft transparent measuring disc 200;

One end of the handle 100 close to the soft transparent measuring disc 200 is provided with a connecting groove 102 , and the connecting handle 201 is close to one end of the handle 100 , that is, the connecting section is clamped in the connecting groove 102 .

In FIG. 11 , an arc-shaped end 101 is formed on the outer side of the end of the handle 100 close to the measuring disc 202, so that the arc-shaped end 101 can fit on the inner wall of the external auditory canal of the patient, protect the inner wall of the external auditory canal of the patient, and avoid damage to the patient's external auditory canal. Scratches to the external ear canal.

The connecting groove 102 is an inwardly concave cuboid groove formed at one end of the handle 100 close to the connecting section 203 .

The width value of the connection groove 102 is smaller than the width value of the connection handle 201 , so that the connection handle 201 can be firmly clamped in the connection groove 102 to prevent the connection handle 201 from coming out.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. a tympanic membrane perforation measuring device, is characterized in that, comprises handle (100) and soft transparent measuring disc (200); One end of the handle (100) away from the soft transparent measuring disc (200) is used for holding by the medical staff's hand, and one end of the handle (100) close to the soft transparent measuring disc (200) is connected to the The soft transparent measuring disc (200) is detachably connected, and the soft transparent measuring disc (200) is used for measuring the area and shape of the perforation of the eardrum by extending into the external auditory canal of the patient. 2. The tympanic membrane perforation measuring device according to claim 1, wherein the soft transparent measuring disc (200) comprises a connecting handle (201) and a measuring disc (202); One end of the connecting handle (201) close to the handle (100) is connected with the handle (100), and one end of the connecting handle (201) away from the handle (100) is connected to the measuring disc (202), The measuring disc (202) is used to measure the area and shape of the tympanic membrane perforation in the external auditory canal of the patient. 3. The tympanic membrane perforation measuring device according to claim 2, wherein the connecting handle (201) comprises a connecting section (203), an arc-shaped transition section (204) and a continuation section (205); One end of the connecting section (203) close to the handle (100) is connected with the handle (100), and one end of the connecting section (203) away from the handle (100) is connected with the arc-shaped transition section (204) ) is connected with one end of the arc-shaped transition section (204), and the other end of the arc-shaped transition section (204) is connected with the continuation section (205), which is used for connecting the measuring disc (202). The tympanic membrane perforation measuring device according to claim 3, wherein the angle of the included angle α between the connecting section (203) and the continuing section (205) ranges from 90° to 150° ° between. 5. The tympanic membrane perforation measuring device according to claim 4, wherein the inside of the measuring disc (202) is marked with a first measurement scale group (206), and the number of the first measurement scale group (206) A plurality of the first measurement scale groups (206) are radially distributed along the center of the measurement disc (202). 6. The tympanic membrane perforation measuring device according to claim 5, wherein the first measuring scale group (206) comprises a first measuring scale (207), and the number of the first measuring scale (207) is many A plurality of the first measurement scales (207) are grouped in a straight line; The value range of the distance c between the adjacent first measurement scales (207) is between 0.5 mm and 2.0 mm. 7. The tympanic membrane perforation measuring device according to claim 6, wherein the inside of the measuring disc (202) is further marked with a second measurement scale group (208), and the second measurement scale group (208) has The number is multiple, and the multiple second measurement scale groups (208) are radially distributed along the center point of the measurement disk (202); Each of the second measurement scale groups (208) is spaced apart from each of the first measurement scale groups (206). 8. The tympanic membrane perforation measuring device according to claim 7, wherein the second measuring scale group (208) comprises a second measuring scale (209), and the number of the second measuring scale (209) is many a plurality of the second measurement scales (209) are grouped in a straight line; The value range of the distance d between the adjacent second measurement scales (209) is between 0.5 mm and 2.0 mm. 9. The tympanic membrane perforation measuring device according to claim 8, wherein the value of the included angle β between the first measurement scale group (206) and the adjacent second measurement scale group (208) The range is between 30° and 90°. 10. The tympanic membrane perforation measuring device according to claim 2, wherein an arc-shaped end (101) is provided at one end of the handle (100) close to the soft transparent measuring disc (200); One end of the handle (100) close to the soft transparent measuring disc (200) is provided with a connecting groove (102), and one end of the connecting handle (201) close to the handle (100) is clamped in the connecting groove (102).

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