CN111436898A

CN111436898A - Throat and ear light source detector

Info

Publication number: CN111436898A
Application number: CN202010340512.8A
Authority: CN
Inventors: 王俊杰; 李静波; 袁艳红; 蔡纪堂
Original assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Current assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-07-24

Abstract

The invention relates to a pharynx and ear light source detector, which effectively solves the problem that the existing stomatological tool can not assist medical staff to realize tongue pressing, lighting and treatment of a diseased part by a single person; the technical scheme includes that the lamp holder comprises a clamping shell, a clamping device is arranged in the clamping shell, a tongue depressor or a tongue depressing tool can penetrate through the clamping shell and is clamped by the clamping device, and a lamp barrel is detachably connected to the clamping shell; the lamp tube comprises an observation end and an insertion end which are integrally connected, the observation end and the insertion end are coaxially provided with a transparent observation channel, and an annular light source surrounding the inner side wall of the observation channel is fixedly connected in the lamp tube; the invention has simple structure, convenient operation, small volume and convenient carrying, can effectively assist doctors or individuals to carry out emergency treatment on the throat of a patient by a single person in a non-hospital scene, can also observe and diagnose the auditory meatus of the patient, and has strong practicability.

Description

Throat and ear light source detector

Technical Field

The invention relates to the technical field of medical instruments for otolaryngological department, in particular to a pharynx and ear light source detector.

Background

When an otolaryngologist, a physician, a pediatrician or other medical staff observes or inspects the throat of a patient, the tongue of the patient is pressed down by the tongue depressor and is illuminated by the flashlight, so that the condition that whether the mouth or the throat of the patient is red, swollen, inflamed, foreign bodies and the like can be observed conveniently. If foreign matters exist in the throat and need to be taken out or the medicine needs to be sprayed to directly reach the throat of a patient, the light source needs to be reflected by a forehead, and the tongue is pressed by one hand and the other hand is operated. This has led to the difficulty in diagnosing and simply treating the throat region of a patient at the present stage, which is performed independently by a doctor in a hospital-outside setting.

In daily life, throat discomfort is a frequent condition, and the existing tools lack tools which can finish the operations by a single person, namely, simultaneously realize tongue pressing, lighting and throat affected part operation.

Therefore, a portable small tool which can realize the tongue pressing, illumination and treatment of the affected part of the oral cavity of a patient by a single person is urgently needed.

Therefore, the invention provides a pharynx and ear light source detector to solve the problem.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the pharynx and ear light source detector, which effectively solves the problem that the existing stomatological tool cannot assist medical staff to realize tongue pressing, lighting and treatment of the affected part by a single person.

The tongue depressor comprises a clamping shell, wherein a clamping device is arranged in the clamping shell, a tongue depressor or tool can penetrate through the clamping shell and is clamped by the clamping device, and a lamp barrel is detachably connected to the clamping shell;

the lamp tube comprises an integrally connected observation end and an insertion end, the observation end and the insertion end are coaxially provided with a transparent observation channel, and an annular light source surrounding the inner side wall of the observation channel is fixedly connected in the lamp tube.

Preferably, the clamping device include two splint of sliding connection in the clamping device, the clamping device internal rotation be connected with pass two splint and rather than screw-thread fit's double-threaded screw, double-threaded screw rotates and can drive two splint and be close to each other or keep away from.

Preferably, the clamp further comprises an opening frame, and the clamping shell is rotatably connected in the opening frame;

the opening frame comprises an upper frame and a lower frame, the middle parts of the upper frame and the lower frame are mutually hinged, the upper frame is divided into an upper frame long end and an upper frame short end by taking a hinged part as a boundary, the lower frame is divided into a lower frame long end and a lower frame short end by taking the hinged part as a boundary, the upper frame short end is provided with a threaded hole, and the lower frame short end is rotatably connected with an adjusting screw rod which penetrates through the threaded hole and is in threaded fit with the threaded hole.

Preferably, the threaded hole is a stepped hole with a small aperture at one end and a large aperture at the other end facing the lower frame, and the inner side wall of the part with the small aperture of the threaded hole is provided with threads while the inner wall of the part with the large aperture of the threaded hole is not provided with threads;

one end of the adjusting screw rod is coaxially and fixedly connected with a clamping piece which can be arranged in the large aperture part of the threaded hole, and the clamping piece cannot be arranged in the small aperture part of the threaded hole.

Preferably, the long end of the upper frame and the long end of the lower frame are both hinged with denture bases in a universal manner;

the denture comprises a base and a bracket, wherein the base is in universal hinge joint with the long end of the corresponding upper frame or the long end of the corresponding lower frame, the bracket is fixedly connected to the base and is made of medical silica gel.

Preferably, the observation end and the insertion end are detachably connected through threads, the insertion end is in a shape of a cone with a smooth surface, the observation channel in the insertion end is a cylindrical channel with a consistent inner diameter, and the intubation channel in the observation end is a trumpet-shaped channel with a small aperture at one side and a large aperture at the other side facing the insertion end;

the observation end is fixedly connected with the annular light source towards one side of the insertion end.

Preferably, both ends of the observation channel in the observation end are fixedly connected with convex lenses.

Preferably, the inserting end is internally and fixedly connected with a miniature camera, an infinite communication module is integrated in the miniature camera, and one side of a lens of the miniature camera is provided with the annular light source.

Preferably, the clamping shell is fixedly connected with two semi-annular fixed clamping rings, the two fixed clamping rings can form an annular shape, and the two fixed clamping rings are connected in a closed manner through a buckle;

the outer side wall of the observation end is provided with a clamping groove matched with the two fixing clamping rings.

Preferably, one side of each of the two opposite clamping plates is fixedly connected with a rubber pad.

The invention makes improvement aiming at the problem that the existing stomatological tool can not assist medical staff to realize tongue depressing, lighting and treatment of the diseased part by a single person, and is provided with a clamping shell for clamping the tongue depressing tool and a light source detachably hinged with the clamping shell, so that the problems of tongue depressing and lighting can be realized by one hand of a person, and the throat of a patient can be conveniently observed and the diseased part can be treated by the other hand;

the invention is also additionally provided with the opening frame which is used for opening the oral cavity of the patient and providing support for the oral cavity of the patient, so that the situations that the oral cavity of the patient is continuously stressed to cause fatigue, the oral cavity is opened and reduced and the observation visual field is influenced when the operation time is longer are prevented;

when the light source can be detached for independent use, the front end of the light source is in a cone-like shape and is matched with the observation channel and the convex lens in the light source, so that the light source can be used for observing the throat condition of a patient when being used independently, and the ear canal condition of the patient can be observed at the same time, thereby realizing the effect of multiple purposes;

the invention has simple structure, convenient operation, small volume and convenient carrying, can effectively assist doctors or individuals to carry out emergency treatment on the throat of a patient by a single person in a non-hospital scene, can also observe and diagnose the auditory meatus of the patient, and has strong practicability.

Drawings

FIG. 1 is a schematic perspective view of the present invention when not expanded.

FIG. 2 is a front view of the present invention when not in an expanded state.

Fig. 3 is a front view of the tongue depressor of the present invention when it is clamped and spread.

Fig. 4 is a perspective view of the tongue depressor of the present invention when it is clamped and spread.

Fig. 5 is a schematic sectional view of the tongue depressor of the present invention when it is clamped and spread.

FIG. 6 is a perspective view of the present invention without the tongue depressor.

Fig. 7 is a perspective view of the viewing end of the lamp cartridge of the present invention.

Fig. 8 is a perspective view of the insertion end of the lamp cartridge of the present invention.

Detailed Description

The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 8. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The invention relates to a pharynx and ear light source detector, which is characterized by comprising a clamping shell 1, wherein a clamping device 2 is arranged in the clamping shell 1, the clamping shell 1 is a shell body with a front part and a rear part penetrating through, the clamping shell 1 is used for providing a fixed foundation for the clamping device 2 and a subsequent light source, the clamping device 2 can be a common threaded knob type pressing device, or can be a clamping buckle type clamping device 2 or other common clamping devices 2, the purpose is to clamp a tongue depressor inserted into the clamping shell 1 or a strip-shaped object for depressing the tongue, the tongue depressor or a tongue depressing tool can penetrate through the clamping shell 1 and can be clamped by the clamping device 2, other tongue depressing tools are mentioned except the tongue depressor, the clamping device 2 is also arranged because no special tongue depressor is usually used by doctors or individuals in scenes outside many hospitals, so the clamping device 2 can not only depress the tongue depressor, other long-strip articles can be clamped, the lamp barrel 3 is detachably connected to the clamping shell 1, and for the reasons, the clamping shell 1 is also arranged because a special tongue depressor is not available in many cases, and if the lamp barrel 3 is directly detachably connected to the tongue depressor, the tongue depressor is long and difficult to carry conveniently;

the lamp tube 3 comprises an integrally connected observation end 4 and an insertion end 5, referring to fig. 5, the observation end 4 and the insertion end 5 are coaxially provided with a through observation channel, the setting of the observation channel is used for being convenient for a doctor to observe the conditions inside the oral cavity of a patient through the observation channel in throat diagnosis and treatment, the main effect is also that the observation of the auditory canal of the patient is realized, the setting can enable the doctor to better observe the conditions inside the auditory canal of the patient, the lamp tube 3 is internally and fixedly connected with a ring-shaped light source 6 surrounding the inner side wall of the observation channel, the ring-shaped light source 6 is used for providing a light source for the doctor to observe the oral cavity and the auditory canal, meanwhile, the ring-shaped setting can not block the doctor from observing the conditions inside the oral cavity and the auditory canal through the observation channel, the ring-shaped light source 6 can be a small bulb or a ring-shaped light band which, the annular light source 6 is electrically connected with the battery box, and the observation end 4 is also provided with a small switch button which is electrically connected with the annular light source 6;

when the device is used specifically, a user can penetrate a tongue depressor or a strip-shaped tongue depressor through the clamping shell 1 and clamp the tongue depressor through the clamping device 2, then the annular light source 6 is turned on, the tongue depressor is inserted into the oral cavity of a patient to depress the tongue, the inside of the oral cavity of the patient is lightened by utilizing the light of the lamp tube 3, and at the moment, the other hand of the user can perform other operations of taking out oral foreign matters or spraying therapeutic agents; simultaneously the user also can lift off the lamp section of thick bamboo 3 and be used for observing patient's duct, only need open annular light source 6 and will insert end 5 slow careful insertion patient's duct when observing the duct, later through observe the passageway and observe can.

It should be noted that the design of the invention is mainly used in non-hospital scenes, such as offices, homes, traveling outdoors and other scenes, the design purpose and effect of the invention are small, portable and convenient to operate, and the using object is not limited to doctors in hospitals but also can be common people;

meanwhile, the present embodiment is the simplest version of the present invention.

In the second embodiment, on the basis of the first embodiment, the present embodiment provides a specific structure of a clamping device 2, specifically, referring to fig. 1, 4 and 5, the clamping device 2 includes two clamping plates 7 slidably connected in the clamping device 2, the two clamping plates 7 are oppositely disposed and slidably connected in the clamping housing 1, a double-threaded screw 8 passing through the two clamping plates 7 and in threaded engagement with the clamping device 2 is rotatably connected in the clamping device 2, the double-threaded screw 8 rotates to drive the two clamping plates 7 to approach or separate from each other, specifically, threaded sleeves of the clamping plates 7 are fixedly connected to the two clamping plates 7, the double-threaded screw 8 is a screw with opposite threads at two ends, and two ends of the screw respectively pass through the threaded sleeves of the two clamping plates 7, so that the double-threaded screw 8 rotates to drive the two clamping plates 7 to approach or separate from each other, and when approaching each other, a tongue depressor other tool in the clamping housing 1, the torsion piece outside the clamping shell 1 is arranged in fixedly connected with one end of the double-thread screw 8, so that a user can conveniently rotate the double-thread screw 8, the rubber pad 25 is fixedly connected with one side of the clamping plate 7 opposite to the rubber pad 25, and the arrangement of the rubber pad 25 can enable the two clamping plates 7 to better clamp the tongue depressor or other tongue depressor tools therebetween, so that the user can be prevented from sliding when the tongue depressor is used, and the stability of the structure is guaranteed.

Third embodiment, on the basis of the first embodiment, the card case further comprises an opening frame 9, the card case 1 is rotatably connected in the opening frame 9, and the high-configuration plate is provided as the high-configuration plate of the invention, wherein the opening frame 9 is provided for opening the oral cavity of the patient, so that fatigue caused by continuous force exerted by the oral cavity of the patient when the operation time is long is prevented, meanwhile, a fixed basis is provided for the card case 1, and the user can press down the tongue of the patient by lifting the tongue pressing plate on the side outside the oral cavity;

referring to fig. 2 and 3, the opening frame 9 includes two upper frame 10 and a lower frame 11, the middle of which is hinged to each other, the upper frame 10 is divided into an upper frame long end 12 and an upper frame short end 13 by taking the hinge as a boundary, the lower frame 11 is divided into a lower frame long end 14 and a lower frame short end 15 by taking the hinge as a boundary, wherein the upper frame long end 12 and the lower frame long end 14 are placed in the mouth of the patient for opening the mouth of the patient, and the user can adjust the size of the opening frame 9 for opening the mouth of the patient by adjusting the distance between the upper frame short end 13 and the lower frame short end 15, it should be noted that the upper frame long end 12 and the lower frame long end 14 have the same length and are greater than the upper frame short end 13 and the lower frame short end 15, so that the user can better open the mouth of the patient, referring to fig. 5 and 6, the upper frame short end 13 is provided with a threaded hole 16, and the lower frame short end 15 is rotatably connected with an adjusting screw 17 which passes through the threaded hole 16 and is in threaded fit with the threaded hole 16, the user rotates the adjusting screw 17 to drive the brackets at the upper frame short end 13 and the lower frame short end 15 to approach or separate from each other through the threaded hole 16, so as to control the expansion of the expansion frame 9;

referring to fig. 5, the screw hole 16 is a stepped hole having a small diameter toward one end of the lower frame 11 and a large diameter toward the other end, the inner side wall of the small part of the pore diameter of the threaded hole 16 is provided with threads, the inner wall of the large part of the pore diameter is not provided with threads, the threaded hole 16 is matched with the adjusting screw 17 to drive the opening and closing of the opening frame 9, one end of the adjusting screw 17 is coaxially and fixedly connected with a clamping piece 18 which can be arranged in the large-hole part of the threaded hole 16, the clamping piece 18 can not be arranged at the small aperture part of the threaded hole 16, the arrangement of the stepped hole and the clamping piece 18 is used for limiting the moving distance of the adjusting screw 17 and preventing the adjusting screw 17 from falling out of the threaded hole 16, in the embodiment, the length of the adjusting screw 17 is three centimeters, the height that can strut patient's oral cavity when the maximum range is propped open to corresponding strutting frame 9 is nine centimeters, is enough to deal with the demand that opens the oral cavity in most scenes.

In the fourth embodiment, on the basis of the third embodiment, the upper frame long end 12 and the lower frame long end 14 are both hinged with a denture base 19 in a universal manner, referring to fig. 2 and 5, the denture base 19 is used for supporting teeth of a patient, and the universal connection aims at that after the oral cavity of the patient is spread by the spreading frame 9, the rotation in the horizontal direction is convenient for a user to adjust the position of a tongue spatula or a tongue spatula, and simultaneously the illumination position is synchronously adjusted, and the adjustment in the vertical direction is used for adapting to the tooth occlusion condition of the patient, so that the denture base 19 has fine adjustment capability towards the direction, and the oral cavity is stably spread by the spreading frame 9;

the dental tray 19 comprises a base 20 and a bracket 21, wherein the base 20 is hinged with the corresponding upper frame long end 12 or the corresponding lower frame long end 14 in a universal mode, the bracket 21 is fixedly connected to the base 20, the bracket 21 is made of medical silica gel, the base 20 is made of metal and used for bearing the occlusion force of a patient, and the bracket 21 is used for directly contacting the teeth of the patient.

Fifth embodiment, on the basis of the first embodiment, the observation end 4 and the insertion end 5 are detachably connected through a thread, the detachable observation end 4 and the insertion end 5 make the device more portable, and at the same time, when the device irradiates into the oral cavity, the observation end 4 can be used to provide illumination, the insertion end 5 is a cone-like shape with a smooth surface, specifically referring to fig. 8, the slender cone-like shape facilitates the insertion end 5 to extend into the ear canal of a patient, so that the user can observe the conditions in the ear canal, the observation channel in the insertion end 5 is a cylindrical channel with a uniform inner diameter, the intubation channel in the observation end 4 is a trumpet-shaped channel with a small aperture on one side and a large aperture on the other side facing the insertion end 5, and the outward-opened trumpet-shaped channel is provided to facilitate the user to observe the conditions in the ear canal of the;

the annular light source 6 is fixedly connected to one side of the observation end 4 facing the insertion end 5, and the light source is arranged at the observation end 4, so that the use flexibility of the lamp barrel 3 can be improved, and the same feasible effect of only using the observation end 4 when observing the oral cavity of a patient is achieved. The following provides two specific configurations that facilitate a user to better view a patient's mouth and ear canal:

1, convex lenses 22 are fixedly connected to both ends of an observation channel in the observation end 4, and the convex lenses 22 are arranged at both ends of a narrow opening and a wide opening of the observation end 4, so that an image seen by the insertion end 5 is enlarged and displayed on one side of the observation end 4 facing to the outside, and a user can observe the image better;

2 a micro camera is fixedly connected in the insertion end 5, an infinite communication module is integrated in the micro camera, a user is wirelessly connected with the micro camera through a mobile phone and takes images with the micro camera or the images taken by the micro camera, the annular light source 6 is arranged on one side of the lens of the micro camera, and the micro camera and the mobile phone are utilized to realize the effect of assisting the user in observing;

the two structures can be used alternatively, the biconvex lens 22 is low in cost and limited in amplification effect, and the miniature camera is high in cost, good in imaging effect and clear in image.

Sixth embodiment, on the basis of the first embodiment, the first embodiment provides a structure for detachably connecting the lamp cylinder 3 to the card housing 1, specifically, referring to fig. 1 and 7, the card housing 1 is fixedly connected with two semi-annular fixing snap rings 23, the two fixing snap rings 23 can form an annular shape, the two fixing snap rings 23 are connected in a closed manner through a buckle, when the lamp cylinder 3 is installed, the two fixing snap rings 23 can be pulled apart, the observation end 4 is placed between the two fixing snap rings 23, and the fixing snap rings 23 are closed and fixed through the buckle, so that the lamp cylinder 3 is fixed;

the outer side wall of the observation end 4 is provided with a clamping groove 24 which can be matched with the two fixing clamping rings 23, and the fixing clamping rings 23 can be clamped in the clamping grooves 24, so that the position of the lamp tube 3 is limited.

When the tongue depressor is used specifically, a user can penetrate a tongue depressor or a strip-shaped tongue depressor through the clamping shell 1 and rotate the torsion piece to drive the double-end screw 8 to rotate, so as to drive the two clamping plates 7 to move towards the middle of the clamping shell 1, so as to fix the tongue depressor, then one end of the opening frame 9 is stretched into the oral cavity of a patient, so that the upper teeth and the lower teeth of the patient are respectively pressed in the bracket 21 of the dental support 19, then the adjusting screw 17 is rotated, the opening frame 9 is gradually opened under the action of the threaded hole 16, so as to open the oral cavity of the patient, the condition of the patient is noticed at any moment in the process, the operation is stopped at a proper position so as to avoid excessive opening due to discomfort of the patient, at the moment, the opening frame 9 can be stably clamped between the upper teeth and the lower teeth of the patient by matching with natural occlusion of the patient, then the annular light source 6 is opened, at the moment, the tongue depressor the, the other hand of the user can carry out other operations of taking out the foreign matters in the oral cavity or spraying the therapeutic agents;

simultaneously the user also can lift off the lamp section of thick bamboo 3 and be used for observing patient's duct, only need open annular light source 6 and will insert end 5 slow careful insertion patient's duct when observing the duct, later through observe the passageway and observe can.

Claims

1. The pharynx and ear light source detector is characterized by comprising a clamping shell (1), wherein a clamping device (2) is arranged in the clamping shell (1), a tongue depressor or can penetrate through the clamping shell (1) and be clamped by the clamping device (2), and a lamp tube (3) is detachably connected to the clamping shell (1);

a lamp section of thick bamboo (3) including the observation end (4) of body coupling with insert end (5), observation end (4) with insert end (5) and all coaxially set up penetrating observation passageway, a lamp section of thick bamboo (3) internal fixation be connected with annular light source (6) around observing the passageway inside wall.

2. The pharynx and ear light source detector as claimed in claim 1, wherein the clamping device (2) comprises two clamping plates (7) slidably connected in the clamping device (2), a double-threaded screw (8) passing through the two clamping plates (7) and in threaded fit with the two clamping plates (7) is rotatably connected in the clamping device (2), and the double-threaded screw (8) can rotate to drive the two clamping plates (7) to approach or move away from each other.

3. The pharynx and ear light source detector as claimed in claim 1, further comprising an opening frame (9), wherein the card housing (1) is rotatably connected in the opening frame (9);

prop open frame (9) include two middle parts articulated upper ledge (10) and undercarriage (11) each other, upper ledge (10) use articulated department to divide into upper ledge long end (12) and upper ledge short end (13) as the boundary, undercarriage (11) use articulated department to divide into undercarriage long end (14) and undercarriage short end (15) as the boundary, upper ledge short end (13) seted up screw hole (16), undercarriage short end (15) department rotate and be connected with and pass screw hole (16) and screw hole (16) screw-thread fit's adjusting screw (17).

4. A pharynx and ear light source detector according to claim 3, characterized in that the threaded hole (16) is a stepped hole with a small diameter at one end and a large diameter at the other end facing the lower frame (11), the inner wall of the small diameter part of the threaded hole (16) is provided with a thread, and the inner wall of the large diameter part is not provided with a thread;

one end of the adjusting screw rod (17) is coaxially and fixedly connected with a clamping piece (18) which can be arranged in the large aperture part of the threaded hole (16), and the clamping piece (18) cannot be arranged in the small aperture part of the threaded hole (16).

5. A pharynx and ear light source detector according to claim 3 or 4, characterized in that the upper shelf long end (12) and the lower shelf long end (14) are both universally hinged with a denture base (19);

the dental tray (19) comprises a base (20) which is articulated with the corresponding upper frame long end (12) or the lower frame long end (14) in a universal mode and a bracket (21) which is fixedly connected to the base (20), wherein the bracket (21) is made of medical silica gel.

6. The pharynx and ear light source detector as claimed in claim 1, wherein the observation end (4) and the insertion end (5) are detachably connected through screw threads, the insertion end (5) is cone-like with smooth surface, the observation channel in the insertion end (5) is a cylindrical channel with uniform inner diameter, the intubation channel in the observation end (4) is a trumpet-shaped channel with small aperture on one side and large aperture on the other side facing the insertion end (5);

the observation end (4) is fixedly connected with the annular light source (6) towards one side of the insertion end (5).

7. A pharynx and ear light source detector according to claim 1 or 6, characterized in that convex lens (22) is fixedly connected with both ends of the observation channel in the observation end (4).

8. A pharynx and ear light source detector as claimed in claim 1 or 6, characterized in that a micro-camera is fixedly connected in the insertion end (5), a wireless communication module is integrated in the micro-camera, and the ring-shaped light source (6) is arranged on one side of the lens of the micro-camera.

9. The pharynx and ear light source detector as claimed in claim 1 or 6, wherein two semi-annular fixing clasps (23) are fixedly connected to the clasp housing (1), the two fixing clasps (23) can form an annular shape, and the two fixing clasps (23) are connected in a closed manner by a buckle;

the outer side wall of the observation end (4) is provided with a clamping groove (24) which can be matched with the two fixing clamping rings (23).

10. A pharynx and ear light source detector according to claim 2, characterized in that a rubber pad (25) is fixedly connected to each of the opposite sides of the two splints (7).