CN213787287U

CN213787287U - Nasal endoscope capable of adjusting visual range

Info

Publication number: CN213787287U
Application number: CN202022440822.5U
Authority: CN
Inventors: 杨国平; 王丽; 潘瑞峰
Original assignee: First Peoples Hospital of Qujing
Current assignee: First Peoples Hospital of Qujing
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-07-27
Anticipated expiration: 2030-10-28

Abstract

The utility model relates to the technical field of nasal endoscopes, in particular to a nasal endoscope with adjustable visual range, which comprises a nasal endoscope main body, wherein a handle is fixedly connected to the left end of the nasal endoscope main body, a wiring end is fixedly connected to the position, close to the left side, of the top of the nasal endoscope main body, an adjusting sliding barrel is arranged at the right end of the nasal endoscope main body, the left side and the right side of the adjusting sliding barrel are both provided with holes, and a fixing ring is arranged on the right side of the inner cavity of the adjusting sliding barrel; the utility model discloses the nasal endoscope of adjustable visual scope through the regulation slide cartridge cooperation spout and the slider that set up, makes the inside camera of nasal endoscope main part can effectual regulation and the distance between the convex lens piece to this reaches the effect of adjusting visual scope, has solved the unable visual scope of adjusting of traditional nasal endoscope, and can't be when using to the problem of clearing up camera department.

Description

Nasal endoscope capable of adjusting visual range

Technical Field

The utility model relates to a nasal endoscope technical field specifically is a nasal endoscope of adjustable visual scope.

Background

An otorhinolaryngological device is an optical device capable of examining the nasal cavity in detail, generally referred to as a hard tube lens, with an angle varying from 0 to 90 degrees, and with good illumination, and its own thinness, with a diameter of only 2.7-4.0mm, but the rhinoscope is sometimes referred to as a soft tube lens. The nasal endoscope can conveniently check the internal structures of the nasal cavity, the nasopharynx part and even the nasal sinuses through the narrow nasal cavity and the structures in the nasal passages, is an important means for diagnosing nasal polyp caused by nasosinusitis, and can also carry out fine treatment on the nasal polyp caused by nasosinusitis through matched surgical instruments, so that the operation can reach the region which can not be reached by the traditional operation.

The current nasal endoscope is when using, the camera at its end is fixed, lead to its visual scope limited and fixed, can't adjust the visual scope of camera according to actual conditions, bring certain inconvenience for doctor's inspection, cause some dead angles to locate unable observing, and because some dirt or rhinorrhea and so on can exist in some patient's the nasal cavity, lead to current nasal endoscope probably to be blocked the field of vision by it when using, and can't clear up its camera when using, cause inconvenience for the inspection, consequently need design an adjustable visual scope, and the convenient nasal endoscope that clears up the camera when using.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a but visual scope's intranasal speculum possesses adjustable visual scope, and conveniently clears up advantages such as camera when using, has solved the unable visual scope of adjusting of traditional intranasal speculum, and can't locate the problem of clearing up to the camera when using.

A visible range adjustable rhinoscope comprises a rhinoscope main body, wherein a handle is fixedly connected to the left end of the rhinoscope main body, a wiring end is fixedly connected to the position, close to the left side, of the top of the rhinoscope main body, an adjusting sliding barrel is arranged at the right end of the rhinoscope main body, the left side and the right side of the adjusting sliding barrel are both provided with holes, a fixing ring is arranged on the right side of an inner cavity of the adjusting sliding barrel, second connecting rods are fixedly connected to the central positions of the front side and the back side of the fixing ring, one ends, far away from each other, of the two second connecting rods are fixedly connected with the inner wall of the adjusting sliding barrel, a convex lens is fixedly connected to the inner side of the fixing ring, the right end of the convex lens protrudes out of the adjusting sliding barrel, a movable groove is formed in the right end of the rhinoscope main body, a fixing column is arranged in the position, close to the right side, of the inner cavity of the movable groove, and the position, close to the left side, of the front side of the fixing column are both fixedly connected with a first connecting rod, and one ends of the two first connecting rods, which are far away from each other, are fixedly connected with the inner wall of the movable groove, and the right end of the fixed column is fixedly provided with an endoscope camera.

The utility model discloses the nasal endoscope of adjustable visual scope, wherein nasal endoscope main part right side is close to the position fixedly connected with slider of activity groove edge, adjust the left edge of slide cartridge and seted up the spout around the ring-shaped, the right view shape of slider is circular, slider slip joint is in the spout, through slider and the spout that sets up, makes medical personnel's better distance between regulation scope camera and the convex lens piece to this reaches the purpose of adjusting visual scope.

The utility model discloses nasal endoscope of adjustable visual scope, wherein the activity inslot inner chamber is close to left position and is provided with the rotary drum, the rotary drum openly with the equal fixedly connected with bull stick in the central position at the back, the bull stick at the rotary drum back is connected with the inner wall rotation in activity groove, the positive bull stick of rotary drum runs through nasal endoscope main part and outstanding and nasal endoscope main part, makes the better rotation rotary drum of medical personnel through the bull stick that sets up.

The utility model discloses the nasal endoscope of adjustable visual scope, wherein the surface transmission of rotary drum is connected with the cleaning tape, the inboard of rotary drum one side and the right-hand member face swing joint of convex lens piece are kept away from in the cleaning tape, through cleaning tape cooperation rotary drum and bull stick that sets up, make that this equipment can be better when using clear up convex lens piece.

The utility model discloses but the intranasal mirror of adjustable visual scope, wherein a plurality of through-holes are seted up along horizontal equidistance to the surface in clean area, the diameter size of through-hole and the diameter size looks adaptation of convex lens right-hand member face, the clean area is made for an elasticity surface fabric, through the through-hole that sets up, makes the clean area not back block the field of vision of scope camera.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses the nasal endoscope of adjustable visual scope, through regulation slide cartridge cooperation spout and the slider that sets up, make the inside camera of nasal endoscope main part can effectual regulation and the distance between the convex lens piece, reach the effect of adjusting visual scope with this, simultaneously through the rotary drum that sets up, the clean area and the through-hole isotructure that the bull stick cooperation set up, make the convex lens piece after being blocked by the dirt, utilize the clean area to clean it fast, can not cause to block the camera, the unable visual scope of adjusting of traditional nasal endoscope has been solved, and can't locate the problem of clearing up to the camera when using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front sectional structure of the present invention;

FIG. 2 is a schematic view of the overall front view structure of the present invention;

FIG. 3 is a schematic view of a partial sectional structure of a main body of a nasal endoscope of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of an endoscope camera and a fixed column of the present invention;

FIG. 5 is a schematic perspective view of the lens sheet and the fixing ring of the present invention;

fig. 6 is a schematic view of the top view of the cleaning belt of the present invention.

In the figure: 01. a nasal endoscope body; 02. a terminal; 03. a grip; 04. a lenticular sheet; 05. adjusting the sliding cylinder; 06. a rotating rod; 07. an endoscope camera; 08. fixing a column; 09. a first connecting rod; 10. a fixing ring; 11. a second connecting rod; 12. a movable groove; 13. a rotating drum; 14. a cleaning belt; 15. a chute; 16. a slider; 17. and a through hole.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-6, the utility model discloses a visual range adjustable nose endoscope, which comprises a nose endoscope main body 01, a handle 03 is fixedly connected to the left end of the nose endoscope main body 01, a wiring terminal 02 is fixedly connected to the position of the top of the nose endoscope main body 01 close to the left side, an adjusting slide cylinder 05 is arranged at the right end of the nose endoscope main body 01, both the left and right sides of the adjusting slide cylinder 05 are open holes, a fixing ring 10 is arranged at the right side of the inner cavity of the adjusting slide cylinder 05, second connecting rods 11 are fixedly connected to the central positions of the front and back sides of the fixing ring 10, the ends of the two second connecting rods 11 far away from each other are fixedly connected with the inner wall of the adjusting slide cylinder 05, a convex lens 04 is fixedly connected to the inner side of the fixing ring 10, the right end of the convex lens 04 protrudes out and is connected with the adjusting slide cylinder 05, the center of the front face and the back face of the fixed column 08 and the position close to the left side are fixedly connected with first connecting rods 09, one ends, far away from each other, of the two first connecting rods 09 are fixedly connected with the inner wall of the movable groove 12, and an endoscope camera 07 is fixedly mounted at the right end of the fixed column 08.

The position fixedly connected with slider 16 that the intranasal mirror main part 01 right side is close to activity groove 12 edge, adjusts the left edge of smooth section of thick bamboo 05 and has seted up spout 15 around the annular, and slider 16's right side view shape is circular, and slider 16 slip joint is in spout 15, through slider 16 and the spout 15 that sets up, makes medical personnel's better distance between scope camera 07 and the convex lens piece 04 of adjusting to this reaches the purpose of adjusting visual scope.

The inner cavity of the movable groove 12 is provided with a rotary drum 13 close to the left side, the central positions of the front side and the back side of the rotary drum 13 are fixedly connected with a rotary rod 06, the rotary rod 06 on the back side of the rotary drum 13 is rotatably connected with the inner wall of the movable groove 12, the rotary rod 06 on the front side of the rotary drum 13 penetrates through the nasal endoscope main body 01 and protrudes out of the nasal endoscope main body 01, and medical personnel can better rotate the rotary drum 13 through the arranged rotary rod 06.

The outer surface transmission of rotary drum 13 is connected with cleaning belt 14, and the inboard that cleaning belt 14 kept away from rotary drum 13 one side and the right-hand member face swing joint of convex lens piece 04 through the cleaning belt 14 cooperation rotary drum 13 and the bull stick 06 that sets up, make this equipment can be better when using clear up convex lens piece 04.

The outer surface of the cleaning belt 14 is provided with a plurality of through holes 17 at equal intervals along the transverse direction, the diameter of each through hole 17 is matched with the diameter of the right end face of the convex lens sheet 04, the cleaning belt 14 is made of elastic fabric, and the cleaning belt 14 cannot block the visual field of the endoscope camera 07 through the arranged through holes 17.

When using the utility model discloses the time: firstly, the wiring terminal 02 is butted with external equipment through a connecting line, then the adjusting sliding barrel 05 is pinched to be pulled towards the right side, the convex lens 04 is far away from the endoscope camera 07 by utilizing the sliding chute 15 and the sliding block 16, after the visual range is adjusted, the front end of the main body 01 of the endoscope and the adjusting sliding barrel 05 are slowly inserted into the nasal cavity of a patient to be observed, when the front end of the convex lens 04 meets dirt, the rotating rod 06 is pinched to rotate the rotating barrel 13, so that the cleaning belt 14 is driven to move, the right end face of the convex lens is wiped until the next adjacent through hole 17 is matched with the convex lens 04 in a rotating mode, and the cleaning belt 14 cannot block the visual field.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An adjustable visual range intranasal endoscope, comprising an intranasal endoscope main body (01), characterized in that: the left end of the nose endoscope main body (01) is fixedly connected with a handle (03), the top of the nose endoscope main body (01) is close to a wiring terminal (02) which is fixedly connected with the left position, the right end of the nose endoscope main body (01) is provided with an adjusting sliding barrel (05), the left side and the right side of the adjusting sliding barrel (05) are both provided with open holes, the right side of the inner cavity of the adjusting sliding barrel (05) is provided with a fixing ring (10), the central positions of the front side and the back side of the fixing ring (10) are both fixedly connected with second connecting rods (11), the ends, far away from each other, of the two second connecting rods (11) are both fixedly connected with the inner wall of the adjusting sliding barrel (05), the inner side of the fixing ring (10) is fixedly connected with a convex lens sheet (04), the right end of the convex lens sheet (04) protrudes out of the adjusting sliding barrel (05), the right end of the nose endoscope main body (01) is provided with a movable groove (12), the endoscope comprises a movable groove (12), a fixed column (08) is arranged at the position, close to the right side, of the inner cavity of the movable groove (12), first connecting rods (09) are fixedly connected to the center of the front face and the back face of the fixed column (08) and the position, close to the left side, of the fixed column (08), one ends, far away from each other, of the two first connecting rods (09) are fixedly connected with the inner wall of the movable groove (12), and an endoscope camera (07) is fixedly mounted at the right end of the fixed column (08).

2. The adjustable visual range intranasal endoscope according to claim 1, characterized in that: the position, close to the edge of the movable groove (12), of the right side of the nose endoscope main body (01) is fixedly connected with a sliding block (16), a sliding groove (15) is formed in the edge, on the left side of the adjusting sliding barrel (05), of the adjusting sliding barrel in a surrounding mode, the right view of the sliding block (16) is circular, and the sliding block (16) is clamped in the sliding groove (15) in a sliding mode.

3. The adjustable visual range intranasal endoscope according to claim 1, characterized in that: the inner cavity of the movable groove (12) is provided with a rotary drum (13) close to the left side, the central positions of the front side and the back side of the rotary drum (13) are fixedly connected with rotary rods (06), the rotary rods (06) on the back side of the rotary drum (13) are rotatably connected with the inner wall of the movable groove (12), and the rotary rods (06) on the front side of the rotary drum (13) penetrate through the nose endoscope main body (01) and protrude out of the nose endoscope main body (01).

4. An adjustable visual range intranasal endoscope according to claim 3, characterized in that: the outer surface of the rotary drum (13) is connected with a cleaning belt (14) in a transmission mode, and the inner side, away from one side of the rotary drum (13), of the cleaning belt (14) is movably connected with the right end face of the convex lens sheet (04).

5. An adjustable visual range intranasal endoscope according to claim 4, characterized in that: the outer surface of the cleaning belt (14) is provided with a plurality of through holes (17) at equal intervals along the transverse direction, the diameter of each through hole (17) is matched with the diameter of the right end face of the convex lens sheet (04), and the cleaning belt (14) is made of elastic fabric.