CN209783876U - Assist device for detecting endoscope illumination - Google Patents

Abstract

The utility model discloses an endoscope illumination detection assistor, which comprises a detection assistor main body, an external light source shielding area and a limiting hole, wherein the upper surface and the lower surface of the detection assistor main body are both circular, and the radius of the lower surface of the detection assistor main body is slightly smaller than that of the upper surface; the external light source shielding area is arranged at the bottom of the detection assistor body and is of a semicircular sphere hollow structure, and the radius of the sphere is slightly smaller than the thickness of the detection assistor body; the spacing hole is located detect axis centre of a circle department of assistor main part, the utility model discloses simple structure, easily production carries out the vertical fixation through spacing pore pair by the detected object, has avoided detecting the incident angle difference at every turn and the data result that leads to is unstable, through external light source shielding area, has shielded external light source's influence, and the data that read when making the detection is more accurate, has improved endoscope illuminance testing result's stability and accuracy.

Description

Assist device for detecting endoscope illumination

Technical Field

The utility model relates to an endoscope detects technical field, especially relates to an assistor that endoscope illuminance detected.

background

In recent years, with the continuous development and progress of medical technology, the application of endoscopes in clinical surgery is becoming widespread. Compared with the traditional large incision operation, the endoscope is applied to complete a plurality of operations only through tiny wounds, so that the operation trauma is reduced, the acceptance degree of a patient to the operations is greatly improved, the endoscope is gradually a daily operation tool of a doctor, and the attention on the safety and the effectiveness of the endoscope in clinical application is more and more important.

The endoscope is a medical instrument equipped with optical fiber illumination, the insertion part of the endoscope can enter the stomach or other natural cavities through the mouth or enter the human body through a small incision made by operation, and the endoscope can be used for seeing the lesion which can not be displayed by X-ray and is used for noninvasive or minimally invasive diagnosis, auxiliary treatment or non-open intracavity operation. The endoscope is an optical instrument, the optical performance of which is directly or indirectly related to the safety of a patient, so that it is important to accurately measure the optical performance index of the endoscope, and the illuminance is one of important indexes, and is expressed by the luminous flux received by a unit area, and reflects the degree of illumination of an object, mainly the uniformity of the illuminance, and if the illuminance cannot fill the visual field, the periphery is blurred, so that the visual field is influenced.

The illumination of the endoscope is detected by an illuminometer, the caliber of an illuminated surface of the illuminometer sold in the market at present is too large and is easily influenced by the irradiation of an external light source, on the other hand, a measured object does not have a fixed position, the brightness of the illuminated surface is related to the incident angle of the light source, the placing position of the measured object is different during each detection, the incident angle of the light source is different, and the detection result is different, so the stability of the detection result is low, and the accuracy is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an endoscope illumination detects's assistor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: an endoscope illumination detection assistor comprises a detection assistor body, an external light source shielding area and a limiting hole, wherein the upper surface and the lower surface of the detection assistor body are both circular, the radius of the lower surface of the detection assistor body is slightly smaller than that of the upper surface, the external structure of the upper half part of the detection assistor body is a cylinder, the inner diameter of the upper half part of the detection assistor body gradually decreases from bottom to bottom, and the edge of the bottom of the upper half part of the detection assistor body and the edge of the bottom of the lower half part of the detection assistor body form an inclined plane; the external light source shielding area is arranged at the bottom of the detection assistor body and is of a semicircular sphere hollow structure, and the radius of the sphere is slightly smaller than the thickness of the detection assistor body; the limiting hole is formed in the center of the center shaft of the detection auxiliary device main body.

Preferably, the lower surface of the detection aid body is fitted to the detection surface of the illuminometer.

Preferably, the detection aid main body is made of black ABS plastic.

During the use, open illuminometer switch earlier, according to the test demand, can press unit shift key switching unit LUX or LM, the test range can switch 200, 2000, 20000 or 200000, will on the illuminometer photoreceptor is put into to endoscope illuminance detection's assistor, with the measured object endoscope vertical alignment spacing hole, the measured object endoscope passes through spacing hole with the light irradiation to the illuminometer photoreceptor on, the numerical value that the illuminometer shows is read to the illuminometer display screen.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses simple structure, easily production carries out the vertical fixation to being detected the object endoscope through spacing pore pair, has avoided detecting the incident angle difference at every turn and the data result that leads to is unstable, through external light source shielding area, has shielded external light source's influence, in addition the detection assistor main part is black ABS plastics material, and the difficult reflection of light makes the data that read when detecting more accurate, has improved endoscope illuminance testing result's stability and accuracy.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 schematic cross-sectional view of the present invention;

Fig. 2 is a perspective view of the present invention;

Fig. 3 is a schematic view of the present invention.

In the figure: 10. a detection aid main body; 11. an external light source shielding region; 12. a limiting hole; 1. a light meter power switch; 2. an illuminometer unit change-over switch; 3. a range switch of the illuminometer; 4. an illuminometer photoreceptor; 5. an illuminometer display screen; 20. an endoscope for a subject to be measured.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The first embodiment is as follows:

Referring to fig. 1 to 2, the endoscope illuminance detection aid includes a detection aid main body 10, an external light source shielding region 11 and a limiting hole 12, both the upper surface and the lower surface of the detection aid main body 10 are circular, the radius of the lower surface of the detection aid main body 10 is slightly smaller than that of the upper surface, the outer structure of the upper half of the detection aid main body 10 is a cylinder, the inner diameter gradually decreases from bottom to bottom along the upper half of the detection aid main body 10, and the bottom edge of the upper half of the detection aid main body 10 and the bottom edge of the lower half of the detection aid main body 10 form an inclined plane; the external light source shielding region 11 is arranged at the bottom of the detection aid main body 10 and is of a semicircular spherical hollow structure, and the radius of the sphere is slightly smaller than the thickness of the detection aid main body 10; the limiting hole 12 is arranged at the center of the center shaft of the detection aid main body 10.

Preferably, the lower surface of the detection aid body 10 is fitted to the detection surface of the illuminometer.

Preferably, the detection aid body 10 is made of black ABS plastic.

Specifically, referring to fig. 3, in use, the illuminometer power switch 1 is turned on first, the unit LUX or LM can be switched according to the illuminometer unit changeover switch 2 according to the test requirement, the test range can be switched to 200, 2000, 20000 or 200000 according to the illuminometer range changeover switch 3, the auxiliary device main body 10 for endoscope illuminance detection is placed on the illuminometer photoreceptor 4, the measured object endoscope 20 is vertically aligned with the limiting hole 12, the measured object endoscope 20 irradiates light onto the illuminometer photoreceptor 4 through the limiting hole 12, and the illuminometer display screen 5 reads the numerical value displayed by the illuminometer.

Carry out the vertical fixation to being detected the object endoscope through spacing hole 12, avoided detecting the incident angle difference at every turn and the data result that leads to unstable, through external light source shielding area 11, shielded external light source's influence, in addition detect assistor main part 10 and be black ABS plastics material, be difficult for reflecting light, the data that read when making the detection is more accurate, improved endoscope illuminance testing result's stability and accuracy.

although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (3)

1. An endoscope illumination detection assistor is characterized by comprising a detection assistor main body, an external light source shielding area and a limiting hole, wherein the upper surface and the lower surface of the detection assistor main body are both circular, the radius of the lower surface of the detection assistor main body is slightly smaller than that of the upper surface, the external structure of the upper half part of the detection assistor main body is a cylinder, the inner diameter of the upper half part of the detection assistor main body is gradually reduced downwards along the bottom of the upper half part of the detection assistor main body, and the edge of the bottom end of the upper half part of the detection assistor main body and the edge of the bottom of the lower half part of the detection; the external light source shielding area is arranged at the bottom of the detection assistor body and is of a semicircular sphere hollow structure, and the radius of the sphere is slightly smaller than the thickness of the detection assistor body; the limiting hole is formed in the center of the center shaft of the detection auxiliary device main body.

2. An endoscope illuminance detection aid according to claim 1, wherein a lower surface of the detection aid body is fitted to a detection surface of an illuminometer.

3. the endoscope illumination detection aid of claim 1, wherein the detection aid body is made of black ABS plastic.