CN213552848U

CN213552848U - Memory type lacrimal passage expansion drainage tube

Info

Publication number: CN213552848U
Application number: CN202022440668.1U
Authority: CN
Inventors: 魏银春
Original assignee: Wuxi Zhongshi Medical Technology Co ltd
Current assignee: Wuxi Zhongshi Medical Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-29
Anticipated expiration: 2030-10-28

Abstract

The application discloses memory type lacrimal passage expansion drainage tube, including hollow body, fixed plate, No. two connecting wire bodies, solid fixed ring and No. two hollow body, No. one hollow body surface and elastic support bar one end fixed connection, the elastic support bar other end and silica gel leading head fixed surface are connected, fixed plate surface and elastic support bar fixed connection, No. two connecting wire body one end and fixed plate fixed surface are connected, and No. two connecting wire body other ends and spacing cardboard surface sliding connection, gu fixed ring and the inside fixed surface of hollow body are connected, No. two hollow body one end and fixed ring fixed surface are connected, and No. two hollow body other ends and conversion box body fixed surface intercommunication. The elastic support bars are driven downwards by the fixing plate to be bent outwards, the limiting rings prevent the elastic support bars from being bent inwards, and the tear ducts are expanded by the elastic support bars through being bent outwards.

Description

Memory type lacrimal passage expansion drainage tube

Technical Field

The application relates to an expansion drainage tube, in particular to a memory type lacrimal passage expansion drainage tube.

Background

The lacrimal passage is a pipeline arranged between the canthus and the nasal cavity of a human, and consists of a punctum, a canaliculus body, a common lacrimal duct, a lacrimal sac and a nasolacrimal duct from top to bottom, and has the function of draining the lacrimal fluid.

The expansion of the expansion end of the existing lacrimal passage expansion drainage tube is unstable, expansion failure is easy to occur, the structural function is single, and most lacrimal passage expansion drainage tubes lack the measure of recovering the shape of the expansion end, so that the lacrimal passage expansion drainage tube is difficult to take out. Therefore, a memory type lacrimal passage expanding drainage tube is provided aiming at the problems.

Disclosure of Invention

A memory type lacrimal passage expansion drainage tube comprises a hollow tube body, a fixed plate, a second connecting wire body, a fixed ring, a second hollow tube body, a first connecting wire body, a limit chuck, a connecting pipe and a limit ring, wherein the surface of the first hollow tube body is fixedly connected with one end of an elastic support bar, the other end of the elastic support bar is fixedly connected with the surface of a silica gel front head, the surface of the fixed plate is fixedly connected with the elastic support bar, one end of the second connecting wire body is fixedly connected with the surface of the fixed plate, the other end of the second connecting wire body is slidably connected with the surface of the limit chuck plate, the fixed ring is fixedly connected with the inner surface of the first hollow tube body, one end of the second hollow tube body is fixedly connected with the surface of the fixed ring, the other end of the second hollow tube body is fixedly communicated with the surface of a conversion box, and a connecting wire body other end runs through No. two through-holes and a through-hole respectively, No. two the through-holes set up and put at conversion box central point, a through-hole sets up and puts at hollow body bottom central point, the conversion box is connected with the inside fixed surface of hollow body, spacing dop is connected with the inside fixed surface of hollow body, and hollow body surface face is provided with a plurality of spacing dops, spacing dop evenly distributed is on hollow body surface face, and spacing dop and spacing cardboard joint, the connecting pipe runs through hollow body surface face and conversion box fixed intercommunication No. one, spacing ring and elastic support bar fixed surface are connected, and the spacing ring is located the elastic support bar middle part.

Furtherly, elastic support strip one end and hollow tube body surface fixed connection, and the elastic support strip other end and silica gel front guide fixed surface connection, hollow tube body surface is provided with a plurality of elastic support strips, elastic support strip evenly distributed is on hollow tube body surface one number.

Furthermore, No. two connecting wire body one end and fixed plate central point put fixed connection, and No. two connecting wire body other ends and spacing cardboard central point put fixed connection.

Furthermore, four hollow tubes of the second number are arranged on the surface of the conversion box body and distributed on the surface of the conversion box body in an annular array.

Further, No. two hollow pipe bodies run through spacing cardboard surface and solid fixed ring fixed connection, and No. two hollow pipe bodies and spacing cardboard sliding connection.

Furthermore, the first connecting wire body is fixedly connected with the center of the limiting clamping plate, and the strength of the first connecting wire body is greater than that of the second connecting wire body.

The beneficial effect of this application is: the application provides a memory type lacrimal passage expansion drainage tube.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic perspective view of a conversion box according to an embodiment of the present application.

In the figure: 1. hollow body, 2, silica gel leading head, 3, elastic support strip, 4, fixed plate, 5, solid fixed ring, 6, a connection line body, 7, No. two connection line bodies, 8, spacing cardboard, 9, spacing dop, 10, conversion box, 11, connecting pipe, 12, a number through-hole, 13, No. two through-holes, 14, No. two hollow bodies, 15, spacing ring.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, a memory type lacrimal passage dilation drainage tube comprises a first hollow tube body 1, a fixing plate 4, a second connecting wire body 7, a fixing ring 5, a second hollow tube body 14, a first connecting wire body 6, a limiting chuck 9, a connecting tube 11 and a limiting ring 15, wherein the surface of the first hollow tube body 1 is fixedly connected with one end of an elastic supporting strip 3, the other end of the elastic supporting strip 3 is fixedly connected with the surface of a silica gel front guide head 2, the surface of the fixing plate 4 is fixedly connected with the elastic supporting strip 3, one end of the second connecting wire body 7 is fixedly connected with the surface of the fixing plate 4, the other end of the second connecting wire body 7 is slidably connected with the surface of a limiting chuck plate 8, the fixing ring 5 is fixedly connected with the inner surface of the first hollow tube body 1, one end of the second hollow tube body 14 is fixedly connected with the surface of the fixing ring 5, and the other end of, one end of the first connecting wire body 6 is fixedly connected with the surface of the limiting clamping plate 8, the other end of the first connecting wire body 6 respectively penetrates through the second through hole 13 and the first through hole 12, the second through hole 13 is arranged at the central position of the conversion box body 10, the first through hole 12 is arranged at the central position of the bottom of the first hollow pipe body 1, the conversion box body 10 is fixedly connected with the inner surface of the first hollow pipe body 1, the limit chuck 9 is fixedly connected with the inner surface of the first hollow pipe body 1, and the surface of the first hollow pipe body 1 is provided with a plurality of limiting chucks 9, the limiting chucks 9 are uniformly distributed on the surface of the first hollow pipe body 1, the limiting clamping head 9 is clamped with the limiting clamping plate 8, the connecting pipe 11 penetrates through the surface of the first hollow pipe body 1 and is fixedly communicated with the conversion box body 10, the limiting ring 15 is fixedly connected with the surface of the elastic supporting strip 3, and the limiting ring 15 is positioned in the middle of the elastic supporting strip 3.

One end of each elastic support strip 3 is fixedly connected with the surface of the first hollow tube body 1, the other end of each elastic support strip 3 is fixedly connected with the surface of the silica gel front guide head 2, a plurality of elastic support strips 3 are arranged on the surface of the first hollow tube body 1, the elastic support strips 3 are uniformly distributed on the surface of the first hollow tube body 1, the lacrimal duct is ensured to be fully expanded through the elastic support strips 3, one end of each second connecting wire body 7 is fixedly connected with the central position of the fixed plate 4, the other end of each second connecting wire body 7 is fixedly connected with the central position of the limiting clamping plate 8, the stress is ensured to be uniform when the lacrimal duct is pulled through the fixed connection of the second connecting wire bodies 7 with the central position of the fixed plate 4 and the central position of the limiting clamping plate 8 respectively, four second hollow tube bodies 14 are arranged on the surface of the conversion box body, through 14 water conservancy diversion and treatment, No. two hollow tube bodies 14 run through 8 surfaces of spacing cardboard and 5 fixed connection of solid fixed ring, and No. two

hollow tube bodies

14 and 8 sliding connection of spacing cardboard, a connecting

wire body

6 and 8 central point of spacing cardboard put fixed connection, and the intensity of a connecting wire body 6 is greater than the intensity of No. two connecting wire bodies 7, and the intensity that is greater than No. two connecting wire bodies 7 through a connecting wire body 6 is ensured to be breaking No. two connecting wire bodies 7 through a connecting wire body 6.

When the utility model is used, the first hollow tube body 1 is inserted into the lacrimal passage, the stimulation to the patient is reduced through the silica gel front guide head 2 when the first hollow tube body 1 is inserted in place, after the whole body is inserted in place, the first connecting tube body 6 is pulled, the first connecting tube body 6 drives the limiting clamp plate 8 to slide downwards, the second connecting tube body 7 is driven by the limiting clamp plate 8 to pull the fixing plate 4 downwards, the elastic support strip 3 is driven downwards by the fixing plate 4 to bend outwards, the elastic support strip 3 is prevented from bending inwards by the limiting ring 15, the lacrimal passage is expanded by the outward bending of the elastic support strip 3, the elastic support strip 3 is kept bending by the clamping connection of the limiting clamp plate 8 and the limiting clamp head 9, the flow is guided through the second hollow tube body 14, the conversion box body 10 and the connecting tube 11, meanwhile, the lacrimal passage can be cleaned and treated by injecting medicament through the connecting tube 11, when, and pulling the first connecting line body 6 downwards continuously to enable the fixing plate 4 to be pulled downwards continuously after reaching the limit position downwards, enabling the second connecting line body 7 to be broken, and enabling the elastic support strips 3 to recover deformation, and pulling the first hollow tube body 1 to take out the whole body from the lacrimal passage.

The application has the advantages that:

1. the first connecting wire body is pulled, the first connecting wire body drives the limiting clamping plate to slide downwards, the second connecting wire body is driven by the limiting clamping plate to pull the fixing plate downwards, the elastic support bar is driven downwards by the fixing plate to bend outwards, the elastic support bar is prevented from bending inwards by the limiting ring, the tear duct is expanded by bending outwards the elastic support bar, the elastic support bar is kept to bend by clamping the limiting clamping plate and the limiting clamping head, the expansion effect is ensured by keeping the elastic support bar to bend, and the probability of expansion failure is reduced;

2. this application is rational in infrastructure, through No. two hollow body, conversion box and connecting pipe carry out the water conservancy diversion, also can wash and treat lacrimal passage through the connecting pipe injection medicament simultaneously, when the hollow body is taken out to needs, continue under the case and move a connecting wire body, make the fixed plate arrive the continuation drop-down behind the extreme position downwards, make No. two connecting wire body fracture elastic support strip resume deformation, the hollow body of pulling can take out whole follow lacrimal passage, resume deformation through the elastic support strip and make the expansion eliminate, reduce the degree of difficulty that hollow body was taken out.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A memory type lacrimal passage expansion drainage tube is characterized in that: comprises a first hollow pipe body (1), a fixing plate (4), a second connecting wire body (7), a fixing ring (5), a second hollow pipe body (14), a first connecting wire body (6), a limiting clamping head (9), a connecting pipe (11) and a limiting ring (15), wherein the surface of the first hollow pipe body (1) is fixedly connected with one end of an elastic supporting bar (3), the other end of the elastic supporting bar (3) is fixedly connected with a silica gel front guide head (2), the surface of the fixing plate (4) is fixedly connected with the elastic supporting bar (3), one end of the second connecting wire body (7) is fixedly connected with the surface of the fixing plate (4), the other end of the second connecting wire body (7) is connected with a limiting clamping plate (8) in a surface sliding manner, the fixing ring (5) is fixedly connected with the inner part of the first hollow pipe body (1), one end of the second hollow pipe body (14) is fixedly connected with the surface of the fixing ring (5), the other end of the second hollow pipe body (14) is fixedly communicated with the surface of the conversion box body (10), one end of the first connecting wire body (6) is fixedly connected with the surface of the limiting clamping plate (8), the other end of the first connecting wire body (6) respectively penetrates through the second through hole (13) and the first through hole (12), the second through hole (13) is arranged at the central position of the conversion box body (10), the first through hole (12) is arranged at the central position of the bottom of the first hollow pipe body (1), the conversion box body (10) is fixedly connected with the inner surface of the first hollow pipe body (1), the limiting clamping head (9) is fixedly connected with the inner surface of the first hollow pipe body (1), a plurality of limiting clamping heads (9) are arranged on the surface of the first hollow pipe body (1), the limiting clamping heads (9) are uniformly distributed on the surface of the first hollow pipe body (1), and the limiting clamping heads (9) are clamped with the limiting clamping plate (8), the connecting pipe (11) penetrates through the surface of the first hollow pipe body (1) and is fixedly communicated with the conversion box body (10), the limiting ring (15) is fixedly connected with the surface of the elastic supporting strip (3), and the limiting ring (15) is located in the middle of the elastic supporting strip (3).

2. The memory type lacrimal passage dilation drainage tube of claim 1, wherein: elastic support strip (3) one end and hollow body (1) fixed surface are connected, and the elastic support strip (3) other end and silica gel leading head (2) fixed surface are connected, a hollow body (1) surface is provided with a plurality of elastic support strips (3), elastic support strip (3) evenly distributed is on a hollow body (1) surface.

3. The memory type lacrimal passage dilation drainage tube of claim 1, wherein: no. two connection line body (7) one end and fixed plate (4) central point put fixed connection, and No. two connection line body (7) other end and spacing cardboard (8) central point put fixed connection.

4. The memory type lacrimal passage dilation drainage tube of claim 1, wherein: the surface of the conversion box body (10) is provided with four second hollow pipe bodies (14), and the four second hollow pipe bodies (14) are distributed on the surface of the conversion box body (10) in an annular array.

5. The memory type lacrimal passage dilation drainage tube of claim 1, wherein: no. two hollow tube bodies (14) run through the surface of the limiting clamping plate (8) and are fixedly connected with the fixing ring (5), and the No. two hollow tube bodies (14) are connected with the limiting clamping plate (8) in a sliding mode.

6. The memory type lacrimal passage dilation drainage tube of claim 1, wherein: a connecting wire body (6) and spacing cardboard (8) central point put fixed connection, and the intensity of a connecting wire body (6) is greater than the intensity of No. two connecting wire bodies (7).