CN210144651U - Tympanic membrane perforation measuring device - Google Patents
Tympanic membrane perforation measuring device Download PDFInfo
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- CN210144651U CN210144651U CN201920109792.4U CN201920109792U CN210144651U CN 210144651 U CN210144651 U CN 210144651U CN 201920109792 U CN201920109792 U CN 201920109792U CN 210144651 U CN210144651 U CN 210144651U
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Abstract
The utility model provides a tympanic membrane perforation measuring device relates to medical measuring instrument's technical field. The tympanic membrane perforation measuring device comprises a handle and a soft transparent measuring disc; the one end that soft transparent measuring disk was kept away from to the handle is used for medical personnel's hand to grip, and the one end that the handle is close to soft transparent measuring disk can be dismantled with soft transparent measuring disk and be connected, and soft transparent measuring disk is used for stretching into the fenestrate area of eardrum and shape of measurement eardrum in patient's the external auditory canal. The problem that the external auditory canal of a patient is easily damaged by a probe head and a probe wire of the existing tympanic membrane perforation measurer is solved; only length value can be measured, one-dimensional measurement is carried out on tympanic membrane perforation, and measurement data are inaccurate. The utility model discloses a handle is used for medical personnel's hand to grip, and soft transparent measuring disk can dismantle with the handle and be connected, is convenient for change, and soft transparent measuring disk can not harm patient's external auditory canal and tympanic membrane, and soft transparent measuring disk adopts two-dimensional measurement's mode, makes measured data more comprehensive accurate.
Description
Technical Field
The utility model belongs to the technical field of the technique of medical measuring instrument and specifically relates to a tympanic membrane perforation measuring device who measures tympanic membrane perforation size and shape is related to.
Background
In the medical field, in the tympanic membrane perforation repair operation, the area and shape of the tympanic membrane perforation need to be estimated or measured first, so as to more accurately cut out the repair valve for the perforation repair operation. When the area and the shape of the tympanic membrane perforation are measured, the evaluation can be carried out only by naked eyes due to the limitation of measuring equipment, so that the phenomenon of inaccurate evaluation of the area and the shape of the tympanic membrane perforation is caused, and certain influence is caused on the preparation of the repair material in the tympanic membrane repair operation.
To solve the above problems, fig. 1 is a front view of a tympanic membrane perforation measuring apparatus in the related art; fig. 2 is a rear view of a prior art tympanic membrane perforation gauge; FIG. 3 is a bottom view of a probe of a tympanic membrane perforation measuring apparatus of the prior art; FIG. 4 is a front view of a small-bore wire probe of a prior art tympanic membrane perforation gauge; fig. 5 is a front view of a large-hole probe of a tympanic membrane perforation measuring apparatus in the prior art. As shown in fig. 1 to 5, a tympanic membrane perforation measuring device is developed, which comprises a probe head 1, a probe 2, a bayonet 3, a positioning screw 4, a vernier 5, a toggle button 6, a large hole scale 7, a small hole scale 8, a ruler body 9, a fastening screw 10, an inflection point 11, a small hole probe 12, a bottom 13, a probe fastening hole 14 and a large hole probe 15. The vernier 5 slides on the ruler body 9, the dial button 6 is arranged on the vernier 5, the wire detector 2 comprises two symmetrically arranged wire detector sheets, one ends of the two wire detector sheets are overlapped to form a V-shaped structure, a wire detector fastening hole 14 is formed in the bottom 13 of the V shape, and the fastening screw 10 fixes the wire detector 2 on the back of the vernier 5 through the wire detector fastening hole 14; the inflection point 11 is arranged on the wire probing pieces, the small hole wire probing 12 and the large hole wire probing 15 are arranged, referring to fig. 4 and 5, the two wire probing pieces of the small hole wire probing 12 outside the inflection point 11 are parallel to each other, the two wire probing pieces of the large hole wire probing 15 outside the inflection point are opened towards two sides, and the two hole wire probing pieces are selected according to the size of the perforation of the tympanic membrane. The front end of the ruler body 9 is provided with a bayonet 3, the bayonet 3 is provided with two clamping feet 31, two wire detecting sheets are respectively arranged in the two clamping feet 31 of the bayonet 3, the bayonet 3 controls the opening angle of the wire detecting 2, the vernier 5 and the ruler body 9 are provided with large hole scales 7 and small hole scales 8, the dial button 6 is shifted, and the vernier 5 drives the wire detecting 2 to slide in the bayonet 3.
When the device is used, a doctor holds the ruler body 9 with a hand, the wire detecting head 1 and the wire detecting head 2 extend into the auditory canal of a patient, then the dial button 6 on the vernier 5 is dialed by fingers, the vernier 5 drives the wire detecting head 2 to slide in the bayonet 3, when the vernier 5 moves backwards along the ruler body 9, the wire detecting head 2 is opened, when the vernier 5 moves forwards along the ruler body 9, the wire detecting head 2 is closed, the small-hole wire detecting head 12 or the large-hole wire detecting head 15 is used and matched with the large-hole scale 7 and the small-hole scale 8, and the measurement result of the perforation area and the shape of the tympanic membrane is obtained.
In the prior art, when the tympanic membrane perforation measuring device is used, the probe head and the probe need to extend into the external auditory canal of the patient, which is easy to cause additional damage to the skin of the external auditory canal and the tympanic membrane of the patient; in addition, the existing tympanic membrane perforation measurer can only measure the local diameter of the tympanic membrane perforation and can only complete one-dimensional measurement, and the cutting range and the shape of the repair valve are lack of comprehensive reference data; in addition, the existing tympanic membrane perforation measuring device is only used for simple disinfection after being used and then is continuously used by the next patient, and certain potential safety hazard exists in the aspect of sanitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tympanic membrane perforation measuring device, which aims to solve the problems that in the prior art, a probe head and a probe wire of a tympanic membrane perforation measuring device need to extend into the external auditory canal of a patient, and the external auditory canal and the tympanic membrane of the patient are easily damaged; and can only carry out one-dimensional measurement to tympanic membrane perforation, and measured data is incomplete, has the technical problem of health safety hidden danger during the use.
The utility model provides a tympanic membrane perforation measuring device, which comprises a handle and a soft transparent measuring disc;
the one end that soft transparent measuring disk was kept away from to the handle is used for medical personnel's hand to grip, and the one end that the handle is close to soft transparent measuring disk can be dismantled with soft transparent measuring disk and be connected, and soft transparent measuring disk is used for stretching into the fenestrate area of eardrum and shape of measurement eardrum in patient's the external auditory canal.
Further, the soft transparent measuring disc comprises a connecting handle and a measuring disc;
one end of the connecting handle close to the handle is connected with the handle, the other end of the connecting handle far away from the handle is connected with the measuring disc, and the measuring disc is used for measuring the area and the shape of tympanic membrane perforation in the external auditory canal of a patient.
Furthermore, the connecting handle comprises a connecting section, an arc transition section and a splicing section;
the one end that the linkage segment is close to the handle is connected with the handle, and the one end that the handle was kept away from to the linkage segment is connected with the one end of arc changeover portion, and the other end and the continuous section of connecing of arc changeover portion are connected, and continuous section is used for connecting the measuring disc.
Furthermore, the angle range of the included angle α between the connecting section and the continuous connecting section is between 90 degrees and 150 degrees.
Furthermore, the inside of measuring disk is marked with first measurement scale group, and the quantity of first measurement scale group is a plurality of, and a plurality of first measurement scale group are radial distribution along the center of measuring disk.
Furthermore, the first measurement scale group comprises a plurality of first measurement scales, and the first measurement scales are arranged in a straight line in groups;
the distance c between adjacent first measurement scales ranges from 0.5mm to 2.0 mm.
Furthermore, a plurality of second measurement scale groups are marked inside the measuring disc, and the plurality of second measurement scale groups are distributed radially along the central point of the measuring disc;
each second measurement scale group is arranged at intervals with each first measurement scale group.
Furthermore, the second measurement scale group comprises a plurality of second measurement scales, and the plurality of second measurement scales are arranged in a straight line in groups;
the distance d between the adjacent second measurement scales ranges from 0.5mm to 2.0 mm.
Furthermore, the included angle β between the first measurement scale group and the adjacent second measurement scale group ranges from 30 degrees to 90 degrees.
Further, one end of the handle close to the soft transparent measuring disc is provided with an arc-shaped end;
the handle is close to the one end of soft transparent measuring disk and is equipped with the spread groove, and the one end joint that the connecting handle is close to the handle is in the spread groove.
The utility model provides a tympanic membrane perforation measuring device, one end of a handle far away from a soft transparent measuring disc is used for holding the hand of medical personnel, and the position of the handle is limited; one end of the handle close to the soft transparent measuring disc is detachably connected with the soft transparent measuring disc so as to connect the soft transparent measuring disc on the handle; the soft transparent measuring disc is detachably connected with one end of the handle close to the measuring disc, so that the soft transparent measuring disc can be conveniently detached from one end of the handle close to the measuring disc to be replaced by a new soft transparent measuring disc, and the soft transparent measuring disc is a disposable article and is safer and more sanitary to use; the soft transparent measuring disk is used for stretching into the external auditory canal of the patient to the tympanic membrane perforation area and the shape of the patient are measured, the measuring disk is made of soft materials, the external auditory canal of the patient cannot be damaged, the measuring mode of the measuring disk is two-dimensional measurement, and the tympanic membrane perforation area and the shape measurement data of the patient are more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a tympanic membrane perforation gauge in the prior art;
fig. 2 is a rear view of a prior art tympanic membrane perforation gauge;
FIG. 3 is a bottom view of a probe of a tympanic membrane perforation measuring apparatus of the prior art;
FIG. 4 is a front view of a small-bore wire probe of a prior art tympanic membrane perforation gauge;
FIG. 5 is a front view of a large-hole wire probe of a tympanic membrane perforation measuring apparatus of the prior art;
fig. 6 is a schematic structural view of an inner side surface of a tympanic membrane perforation measurement apparatus according to an embodiment of the present invention;
FIG. 7 is an enlarged view of section E of FIG. 6;
fig. 8 is a schematic structural diagram of an outer side surface of a tympanic membrane perforation measurement apparatus according to an embodiment of the present invention;
FIG. 9 is an enlarged view of portion F of FIG. 8;
fig. 10 is a schematic structural view of a handle according to an embodiment of the present invention;
FIG. 11 is an enlarged view of the portion G of FIG. 10;
fig. 12 is a schematic structural view of an inner side surface of a soft transparent measuring pan according to an embodiment of the present invention;
fig. 13 is a schematic structural view of an outer side surface of a soft transparent measuring pan according to an embodiment of the present invention.
Icon: 100-a handle; 200-soft transparent measuring disc; 101-an arc end; 102-a connecting slot; 201-connecting handle; 202-measuring disk; 203-a connecting segment; 204-arc transition section; 205-splicing section; 206-a first measurement scale group; 207-first measurement scale; 208-a second measurement scale group; 209-second measurement scale.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 6 is a schematic structural view of an inner side surface of a tympanic membrane perforation measurement apparatus according to an embodiment of the present invention; FIG. 7 is an enlarged view of section E of FIG. 6; fig. 8 is a schematic structural diagram of an outer side surface of a tympanic membrane perforation measurement apparatus according to an embodiment of the present invention; fig. 9 is an enlarged view of a portion F in fig. 8.
As shown in fig. 6 to 9, the utility model provides a tympanic membrane perforation measuring device, which comprises a handle 100 and a soft transparent measuring disc 200;
one end of the handle 100 far away from the soft transparent measuring disc 200 is used for hands of medical staff to hold, one end of the handle 100 close to the soft transparent measuring disc 200 is detachably connected with the soft transparent measuring disc 200, and the soft transparent measuring disc 200 is used for extending into the external auditory canal of a patient to measure the area and the shape of tympanic membrane perforation.
In fig. 6, the handle 100 has either a cylindrical shape or a polygonal column shape.
The handle 100 is a cylindrical metal rod, and the metal rod is a solid structure, so that the handle is more stable in use.
The handle 100 can also be a cylindrical rigid plastic rod, which is made of plastic, to avoid scratching the hands of the medical care personnel.
The end of the handle 100 far away from the soft transparent measuring disc 200 is pasted with a rubber layer so that the hand of the medical staff can be held, and the phenomenon that the hand of the medical staff slips is avoided.
Be convenient for the one end of keeping away from soft transparent measurement dish 200 of gripping handle 100 for medical personnel's hand, set up inside sunken arc recess in the one end side of keeping away from soft transparent measurement dish 200 of handle 100, paste the rubber pad in the arc recess, medical personnel's hand is held on the rubber pad to the one end of keeping away from soft transparent measurement dish 200 of handle 100 is fixed.
Soft transparent measuring disk 200 adopts transparent silica gel's material preparation, and soft transparent measuring disk 200 is disposable consumptive material, and last patient uses the back, abandons immediately, and when next patient used, the soft transparent measuring disk 200 of more renewing uses more health, convenience.
In other embodiments of the present invention, the soft transparent measuring disc 200 can be replaced by other materials with soft function, and is not limited to the material of silica gel.
Soft transparent measuring disk 200 adopts the soft transparent material preparation of silica gel, compares with the spy silk among the prior art, and the soft transparent measuring disk 200 of this application uses safelyr, the protection patient's that can be better tympanic membrane and the surrounding tissue in the external auditory canal.
The one end that is close to soft transparent measuring disk 200 of handle 100 can be dismantled with soft transparent measuring disk 200 between be connected, is convenient for dismantle, change soft transparent measuring disk 200, and soft transparent measuring disk 200 is disposable, and the different patients of being convenient for use of performing the operation, more health, safety during the use.
The utility model discloses an embodiment, medical personnel's hand gripping handle 100 keeps away from the one end of soft transparent measuring disk 200, makes in the one end that is close to soft transparent measuring disk 200 of handle 100 drives soft transparent measuring disk 200 gets into patient's external auditory canal, utilizes soft transparent measuring disk 200 directly to measure the fenestrate area of tympanic membrane and shape in patient's external auditory canal, measures the back that finishes, notes the measured data, provides accurate reference foundation for follow-up getting the repair lamella.
The utility model has simple structure design and convenient use, and the soft transparent measuring disc 200 is arranged at the tympanic membrane for projection, so that the perforated area and the shape range of each position of the tympanic membrane perforation of a patient can be obtained, and the doctor can conveniently intercept and repair the shape and the size of the repair valve; all-round measurement can be carried out to the fenestrate scope of eardrum of patient to soft transparent measuring disk 200, compares with the perforation caliber of eardrum among the prior art, and current caliber can only carry out one-dimensional measurement, the utility model discloses a soft transparent measuring disk 200 adopts two-dimensional measuring's mode, and the fenestrate shape of eardrum and the size of help doctor's aassessment patient that can be better provide accurate reference for follow-up intercepting repair flap.
Further, the soft transparent measuring disc 200 comprises a connecting handle 201 and a measuring disc 202;
the end of the connecting handle 201 close to the handle 100 is connected with the handle 100, the end of the connecting handle 201 far away from the handle 100 is connected with the measuring disc 202, and the measuring disc 202 is used for measuring the area and shape of tympanic membrane perforation in the external auditory canal of a patient.
In fig. 2, the connection handle 201 is a rectangular parallelepiped, the measurement disc 202 is a circular disc, one end of the connection handle 201 close to the measurement disc 202 is turned and then integrally formed with the measurement disc 202, so that the connection handle 201 and the measurement disc 202 are integrated, and the connection section of the connection handle 201 is detachably connected with one end of the handle 100 close to the measurement disc 202, thereby facilitating the detachment and installation of the connection handle 201.
The measurement tray 202 is capable of extending into the external ear canal of a patient to measure the area and shape of the tympanic membrane perforation.
Fig. 12 is a schematic structural view of an inner side surface of a soft transparent measuring pan according to an embodiment of the present invention; fig. 13 is a schematic structural view of an outer side surface of a soft transparent measuring pan according to an embodiment of the present invention.
As shown in fig. 12 to 13, further, the connecting handle 201 includes a connecting section 203, an arc transition section 204 and a continuing section 205;
one end of the connecting section 203 close to the handle 100 is connected to the handle 100, one end of the connecting section 203 far from the handle 100 is connected to one end of the arc transition section 204, the other end of the arc transition section 204 is connected to the splicing section 205, and the splicing section 205 is used for connecting the measuring disc 202.
In the embodiment shown in fig. 12, the connection section 203 is rectangular, one end of the connection section 203, which is far away from the measurement disc 202, is connected to the handle 100 in a snap-fit manner, one end of the connection section 203, which is close to the measurement disc 202, is integrally formed with the arc-shaped transition section 204, and the arc-shaped transition section 204 can adapt to the shape of the external auditory canal of the patient, so as to protect the external auditory canal of the patient and avoid scratching the external auditory canal of the patient.
One end of the arc-shaped transition section 204, which is far away from the connecting section 203, and one end of the splicing section 205, which is close to the arc-shaped transition section 204, are integrally formed, the splicing section 205 is an extension section which is arranged in parallel with the plane of the measuring disc 202, and the width of the splicing section 205 is 3 mm.
One end of the splicing section 205 close to the measuring disc 202 is integrally formed with the measuring disc 202, and the splicing section 205 and the measuring disc 202 are on the same horizontal plane, so that the splicing position of the measuring disc 202 is transited by the splicing section 205, and the external auditory canal of a patient is prevented from being damaged due to the fact that edges and corners appear at the connecting position between the measuring disc 202 and the splicing section 205.
Further, the included angle α between the connection section 203 and the continuous connection section 205 has an angle range of 90-150 °.
In this embodiment, the value of the included angle α between the connection segment 203 and the connection segment 205 is 120 °, and α is an obtuse angle to adapt to the shape inside the external auditory canal of the patient, so that the medical staff can conveniently operate, observe and measure.
Further, the inside of the measuring disc 202 is marked with a plurality of first measuring scale groups 206, and the plurality of first measuring scale groups 206 are radially distributed along the center of the measuring disc 202.
In fig. 7, three first measurement scale groups 206 are adhered or drawn on the inner side surface of the measurement disc 202, the three first measurement scale groups 206 are uniformly distributed in a radial shape along the center of the measurement disc 202, and an included angle between adjacent first measurement scale groups 206 is 120 °.
Likewise, in fig. 9, on the outer side of the measuring disc 202, namely: the three first measurement scale groups 206 are also formed after the projection of the outer side surface of the measurement disc 202, and the included angle between the three first measurement scale groups 206 after the projection of the outer side surface of the measurement disc 202 is 120 °.
The three first measurement scale groups 206 on the inner side of the measurement disc 202 are arranged corresponding to the three first measurement scale groups 206 on the outer side of the measurement disc 202 after projection, so that medical staff can observe the three first measurement scale groups conveniently.
Further, the first measurement scale group 206 includes a plurality of first measurement scales 207, and the plurality of first measurement scales 207 are grouped and arranged in a straight line;
the distance c between adjacent first measurement scales 207 ranges from 0.5mm to 2.0 mm.
In fig. 12, in an embodiment of the present invention, the first measurement scale 207 is a circular measurement scale, four circular measurement scales are arranged in a straight line, and a value of a distance c between adjacent circular measurement scales is 1.0mm, and the four circular measurement scales form a structure of a scale, which is accurate to a millimeter, so that a medical worker can accurately estimate an area and a shape of a perforation of a tympanic membrane; in fig. 13, the first measurement scale 207 projected on the outer side of the measurement disc 202 has the same structure as the first measurement scale 207 projected on the inner side of the measurement disc 202 and is disposed correspondingly.
In other embodiments of the present invention, the first measurement scale 207 may be any one of a triangle, a square, a regular polygon, and an irregular figure.
Further, a plurality of second measurement scale groups 208 are marked inside the measurement disc 202, and the plurality of second measurement scale groups 208 are radially distributed along the central point of the measurement disc 202;
each second measurement scale group 208 is spaced apart from each first measurement scale group 206.
In fig. 7, three second measurement scale groups 208 are adhered or drawn on the inner side surface of the measurement disc 202, the three second measurement scale groups 208 are uniformly distributed in a radial shape along the center of the measurement disc 202, and an included angle between adjacent second measurement scale groups 208 is 120 °.
Each first measurement scale group 206 and each second measurement scale group 208 are uniformly arranged at intervals, so that an included angle between the adjacent first measurement scale group 206 and the adjacent second measurement scale group 208 is 60 degrees, and the inner side surface of the measurement disc 202 is equally divided by using the three first measurement scale groups 206 and the three second measurement scale groups 208.
In fig. 9, likewise, on the outer side of the measuring disc 202, namely: the three second measurement scale groups 208 are also formed after the projection of the outer side surface of the measurement disc 202, and the included angle between the three second measurement scale groups 208 after the projection of the outer side surface of the measurement disc 202 is 120 °.
The three second measurement scale groups 208 on the inner side of the measurement disc 202 are arranged corresponding to the three second measurement scale groups 208 on the outer side of the measurement disc 202 after projection, so that medical staff can observe the measurement conveniently.
Further, the second measurement scale group 208 includes a plurality of second measurement scales 209, and the plurality of second measurement scales 209 are grouped and arranged in a straight line;
the distance d between adjacent second measurement scales 209 ranges from 0.5mm to 2.0 mm.
In fig. 12, in an embodiment of the present invention, 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 is 1.0mm, the four rectangular measurement scales form the structure of the scale, which is accurate to the millimeter, so that the medical staff can accurately estimate the area and the shape of the tympanic membrane perforation; in fig. 13, the second measurement scale 209 projected on the outer side of the measurement disc 202 has the same structure as the second measurement scale 209 on the inner side of the measurement disc 202 and is disposed 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 included angle β between the first measurement scale group 206 and the adjacent second measurement scale group 208 ranges from 30 ° to 90 °.
The utility model discloses an embodiment, as shown in fig. 12, at the medial surface of measuring dish 202, the value of contained angle β between first measurement scale group 206 and the adjacent second measurement scale group 208 is 60, as shown in fig. 13, at the lateral surface of measuring dish 202, the value of contained angle β between first measurement scale group 206 and the second measurement scale group 208 after the projection also is 60, be convenient for observe fenestrate area and the shape of tympanic membrane in the patient's external auditory canal.
Fig. 10 is a schematic structural view of a handle according to an embodiment of the present invention; fig. 11 is an enlarged view of a portion G in fig. 10.
As shown in fig. 10 to 11, further, an arc-shaped end 101 is disposed at one end of the handle 100 close to the soft transparent measuring disc 200;
the end of the handle 100 close to the soft transparent measuring disc 200 is provided with a connecting groove 102, and the end of the connecting handle 201 close to the handle 100, that is, the connecting section is clamped in the connecting groove 102.
In fig. 11, the outer side surface of the handle 100 near the end of the measuring disc 202 forms an arc-shaped end 101, so that the arc-shaped end 101 can be attached to the inner wall of the external auditory canal of the patient, the inner wall of the external auditory canal of the patient is protected, and the external auditory canal of the patient is prevented from being scratched.
The connecting groove 102 is a rectangular groove formed at one end of the handle 100 close to the connecting section 203 and recessed inwards, and one end of the connecting handle 201 far away from the measuring disc 202 is clamped in the rectangular groove for fixing.
The width value of the connecting groove 102 is smaller than that of the connecting handle 201, so that the connecting handle 201 can be firmly clamped in the connecting groove 102, and the connecting handle 201 is prevented from falling off.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A tympanic membrane perforation measurement device comprising a handle (100) and a soft transparent measurement tray (200);
handle (100) are kept away from the one end of soft transparent measuring disk (200) is used for medical personnel's hand to grip, handle (100) are close to the one end of soft transparent measuring disk (200) with soft transparent measuring disk (200) can dismantle the connection, soft transparent measuring disk (200) are used for stretching into the fenestrate area of eardrum and shape of patient's external auditory canal internal measurement eardrum.
2. The tympanic membrane perforation measurement device according to claim 1, wherein the soft transparent measurement tray (200) comprises a stem (201) and a measurement tray (202);
one end, close to the handle (100), of the connecting handle (201) is connected with the handle (100), one end, far away from the handle (100), of the connecting handle (201) is connected with the measuring disc (202), and the measuring disc (202) is used for measuring the area and the shape of tympanic membrane perforation in an external auditory canal of a patient.
3. The tympanic membrane perforation measurement device according to claim 2, wherein the stem (201) comprises a connection section (203), an arcuate transition section (204), and a splicing section (205);
one end, close to the handle (100), of the connecting section (203) is connected with the handle (100), one end, far away from the handle (100), of the connecting section (203) is connected with one end of the arc-shaped transition section (204), the other end of the arc-shaped transition section (204) is connected with the splicing section (205), and the splicing section (205) is used for being connected with the measuring disc (202).
4. The tympanic membrane perforation measurement apparatus according to claim 3, wherein the angle α between the connection section (203) and the continuous section (205) ranges from 90 ° to 150 °.
5. The tympanic membrane perforation measurement device according to claim 4, wherein the measurement disc (202) is internally marked with a plurality of first measurement scale groups (206), and the plurality of first measurement scale groups (206) are radially distributed along the center of the measurement disc (202).
6. The tympanic membrane perforation measurement device according to claim 5, wherein the first measurement scale group (206) comprises a plurality of first measurement scales (207), the plurality of first measurement scales (207) are grouped in a straight line arrangement;
the distance c between the adjacent first measurement scales (207) ranges from 0.5mm to 2.0 mm.
7. The tympanic membrane perforation measuring device according to claim 6, wherein the measuring disc (202) is further marked with a plurality of second measuring scale groups (208) inside, the plurality of second measuring scale groups (208) are distributed radially along the center point of the measuring disc (202);
each of the second measurement scale groups (208) is spaced 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 plurality of second measuring scales (209), the plurality of second measuring scales (209) are arranged in a straight line in groups;
the distance d between the adjacent second measurement scales (209) ranges from 0.5mm to 2.0 mm.
9. The tympanic membrane perforation measurement apparatus according to claim 8, wherein an included angle β between the first measurement scale set (206) and the adjacent second measurement scale set (208) ranges from 30 ° to 90 °.
10. The tympanic membrane perforation measurement device according to claim 2, wherein one end of the handle (100) near the soft transparent measurement disc (200) is provided with an arc-shaped end (101);
one end of the handle (100), which is close to the soft transparent measuring disc (200), is provided with a connecting groove (102), and one end of the connecting handle (201), which is close to the handle (100), is clamped in the connecting groove (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920109792.4U CN210144651U (en) | 2019-01-22 | 2019-01-22 | Tympanic membrane perforation measuring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920109792.4U CN210144651U (en) | 2019-01-22 | 2019-01-22 | Tympanic membrane perforation measuring device |
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| CN210144651U true CN210144651U (en) | 2020-03-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2753139C1 (en) * | 2020-12-28 | 2021-08-11 | Федеральное государственное автономное учреждение "Национальный медицинский исследовательский центр здоровья детей" Министерства здравоохранения Российской Федерации (ФГАУ "НМИЦ здоровья детей" Минздрава России) | Tympanic membrane perforation measuring device |
-
2019
- 2019-01-22 CN CN201920109792.4U patent/CN210144651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2753139C1 (en) * | 2020-12-28 | 2021-08-11 | Федеральное государственное автономное учреждение "Национальный медицинский исследовательский центр здоровья детей" Министерства здравоохранения Российской Федерации (ФГАУ "НМИЦ здоровья детей" Минздрава России) | Tympanic membrane perforation measuring device |
| WO2021256964A1 (en) * | 2020-12-28 | 2021-12-23 | Федеральное государственное автономное учреждение "Национальный медицинский исследовательский центр здоровья детей" Министерства здравоохранения Российской Федерации (ФГАУ "НМИЦ здоровья детей" Минздрава России) | Device for measuring the dimension of an eardrum perforation |
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Inventor after: Zhao Yu Inventor after: Xu Yang Inventor before: Xu Yang Inventor before: Zhao Yu Inventor before: Ren Jianjun Inventor before: Zheng Yongbo Inventor before: Wang Jing Inventor before: Yang Wen Inventor before: Song Yao Inventor before: Cheng Danni Inventor before: Yan Xiaohong |