CN219941206U - Lacrimal passage flusher - Google Patents

Abstract

The utility model discloses a lacrimal passage flusher, which comprises a flushing cylinder, wherein a piston is arranged in the flushing cylinder, a push rod is arranged on the piston, the other end of the flushing cylinder is connected with a flushing pipe, one end of the flushing pipe is provided with a head, and a bending part is arranged on the flushing pipe close to the head; the end is provided with the flushing channel and shoots the subassembly, flushing channel and wash pipe intercommunication, the circuit of shooting the subassembly passes through the wash pipe and extends to the connecting seat outside the wash bowl. According to the flusher, the shooting component is arranged at the end head of the flushing pipe, the monitor is connected through the connecting seat, a visual field can be provided in the process that the flushing pipe stretches into the lacrimal passage, the end head of the flushing pipe can bypass the physiological radian between the lacrimal manifold and the nasolacrimal duct to be opposite to the nasolacrimal duct in cooperation with the bending of the bending part, so that visual field display is provided in the whole process of stretching into the lacrimal passage, the operation difficulty is reduced, the blocking position can be intuitively observed, and the flushing treatment working effect of the lacrimal passage blocking is better.

Description

Lacrimal passage flusher

Technical Field

The utility model relates to the technical field of lacrimal passage irrigation, in particular to a lacrimal passage irrigator.

Background

Lacrimal passage irrigation is commonly used for treatment and examination of patients with lacrimal passage blockage, such as human lacrimal passage model shown in fig. 1, and the lacrimal canaliculus 81, lacrimal duct 83, lacrimal sac 82 or nasolacrimal duct 84 in fig. 1 are all possible to be blocked, wherein blockage of narrow position at the bottom of nasolacrimal duct 84 is common, and an irrigation needle is inserted from punctum 80 at the corner of the patient during irrigation, and extends into lacrimal canaliculus 81 or lacrimal duct 83 for irrigation examination or treatment.

In the prior art shown in fig. 2, the lacrimal duct irrigation is schematically performed by a syringe and a hard needle, and in fig. 2, the narrow bottom of the nasolacrimal duct 84 is blocked, after the punctum 80 of the patient is expanded, the hard needle is vertically inserted into the punctum 80, and then the hard needle is turned to a horizontal position to enter the lacrimal duct 81 and extend into the vicinity of the lacrimal manifold 83 for irrigation, which is disadvantageous in that:

the existing lacrimal passage flusher has the advantages that the needle head only has a flushing function, so that an operating doctor or nurse can only judge the position of the needle head by experience, the difficulty is high because the operation is carried out on the human eye due to the narrow lacrimal canaliculus of the human body, the clinical level requirement on the doctor or nurse is high, meanwhile, the specific position of the existing lacrimal passage flusher, which is blocked in the lacrimal passage of a patient, cannot be detected, and because of the physiological radian between the nasolacrimal duct and the lacrimal manifold, the hard needle head cannot extend into the nasolacrimal duct to flush towards the blocked position directly, namely, the flushing force is small, therefore, most of the existing lacrimal passage flusher only can carry out the checking work of the blocked approximate position, for example, the blocked approximate position is judged by the position of flushing fluid flowing out, the flushing treatment work effect on the lacrimal passage blocking is not ideal, and only can play a certain role on the slightly blocked lacrimal passage.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the lacrimal passage flusher, which is characterized in that a shooting assembly is arranged at the end head of a flushing pipe, a monitor is connected through a connecting seat, a visual field can be provided in the process that the flushing pipe stretches into the lacrimal passage, and simultaneously, the end head of the flushing pipe bypasses the physiological radian between a lacrimal manifold and the nasolacrimal duct to be opposite to the nasolacrimal duct, so that the visual field is displayed in the whole process of stretching into the lacrimal passage, the operation difficulty is reduced, the blocking position can be intuitively observed, the flushing is directly opposite to the blocking, and the flushing treatment effect of the lacrimal passage blocking is better.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lacrimal passage flusher, which comprises a flushing cylinder, wherein a piston is arranged in the flushing cylinder, a push rod extending out of one end of the flushing cylinder is arranged on the piston, the other end of the flushing cylinder is connected with a flushing pipe, one end of the flushing pipe, which is far away from the piston, is provided with a head, and a bending part is arranged on the flushing pipe, which is close to the head;

the end is provided with the flushing channel and shoots the subassembly, flushing channel and wash pipe intercommunication, the circuit of shooting the subassembly passes through the wash pipe and extends to the connecting seat outside the wash bowl.

The lacrimal passage flusher is characterized in that the monitor is connected with the connecting seat before use, the flushing pipe is vertically inserted into a punctum when in use, then the flushing pipe is horizontally moved to pass through the lacrimal canaliculus, the shooting component at the end head in the moving process transmits the lacrimal passage condition to the monitor for display, so that a doctor or a nurse can observe the inserted position and the blocked position, after the end head passes through the lacrimal duct, the bending part can be bent to enable the end head to face the bottom of the lacrimal passage, after the position of the lacrimal passage blocking is observed, the end head is aligned to the blocked position, the push rod is pressed, the flushing liquid in the flushing barrel is pressed into the flushing pipe by the piston at the end part of the push rod and is flushed out from the flushing channel at the end head, in addition, the shooting component can observe inflammatory conditions in the lacrimal passage, such as purulent secretion and the like, and the checking effect is better.

According to the flusher, the shooting component is arranged at the end head of the flushing pipe, the monitor is connected through the connecting seat, a visual field can be provided in the process that the flushing pipe stretches into the lacrimal passage, meanwhile, the end head of the flushing pipe can bypass the physiological radian between the lacrimal manifold and the nasolacrimal duct to be opposite to the nasolacrimal duct in cooperation with the bending of the bending part, so that visual field display is provided in the whole process of stretching into the lacrimal passage, the operation difficulty is reduced, the blocking position can be intuitively observed, the flushing treatment working effect of the blocking lacrimal passage is better, the inflammation condition in the lacrimal passage can be observed, and the checking effect is better.

In a further technical scheme, the bending device further comprises an operation part, wherein the operation part is used for controlling the bending of the bending part.

The bending of the bending part is manually controlled by arranging the operation part, so that the operation is convenient.

In a further technical scheme, the bending part comprises a plurality of unidirectional snake bones, the unidirectional snake bones comprise degrees of freedom swinging towards one direction, a traction rope is arranged at the unidirectional snake bones of the bending part in a penetrating mode, and the other end of the traction rope extends to the operation part through a flushing pipe.

Because the physiological radian between the lacrimal manifold and the nasolacrimal duct is determined, only one bending is needed in the process of penetrating into the lacrimal passage, only one-way freedom degree is needed, and the one-way snake bone can provide higher sensitivity and structural strength.

In a further technical scheme, the snake bone direction indicator also comprises a direction indicator, wherein the direction in which the direction indicator is arranged is consistent with the direction in which the one-way snake bone has the degree of freedom.

Because the bending direction of the unidirectional snake bone is single, the direction guide mark can provide an indication of the bending direction of the bending part for a user, and the operation of the user is further facilitated.

In a further technical scheme, the operation part comprises an operation table, a sliding block is slidably arranged on the operation table, and the sliding block is connected with a traction rope extending out of the flushing pipe.

The operation panel and the slider are arranged, and when the bending part is required to be bent, the traction rope can be pulled by pushing the slider, so that the bending part is bent, and the operation is simple.

In a further technical scheme, a through groove for wiring is formed in the outer wall of the flushing cylinder.

Through setting up logical groove, make things convenient for the line of haulage cable and shooting subassembly to walk the line, provide certain guard action to the line of haulage cable and shooting subassembly.

In a further technical scheme, the end head is also provided with a light guide optical fiber, and the other end of the light guide optical fiber extends to the connecting seat along the unidirectional snake bone and the flushing pipe in sequence.

Through setting up the leaded light optic fibre, for shooting of shooting subassembly provides the illumination, the field of vision is clearer.

In a further technical scheme, the shooting component is arranged at the center of the end socket, and the light guide optical fibers are arranged on the outer periphery side of the end socket in an annular array with the center of the end socket as the center.

The shooting component is arranged at the center of the end head, the shooting quality is better, and the plurality of light guide optical fibers encircle the light source, so that the light source is prevented from being blocked, and the shooting quality is further ensured.

In a further technical scheme, the flushing channel is provided with a plurality of openings at the end, and the openings are staggered with the light guide fibers.

The plurality of flushing channels enable flushing effect of flushing liquid to be better.

In a further technical scheme, the end head is provided with a smoothly arched cover body, and the opening of the flushing channel is arranged on the cover body.

The cover body of slick and sly arch has avoided the wash pipe tip to lead to the fact the damage to patient's lacrimal passage when visiting, and the subassembly is hidden in the cover body simultaneously, can play certain guard action to the subassembly of shooing.

The beneficial effects are that:

1. according to the flusher, the shooting component is arranged at the end head of the flushing pipe, the monitor is connected through the connecting seat, a visual field can be provided in the process that the flushing pipe stretches into the lacrimal passage, meanwhile, the end head of the flushing pipe can bypass the physiological radian between the lacrimal manifold and the nasolacrimal duct to be opposite to the nasolacrimal duct in cooperation with the bending of the bending part, so that visual field display is provided in the whole process of stretching into the lacrimal passage, the operation difficulty is reduced, the blocking position can be intuitively observed, the flushing treatment working effect of the blocking lacrimal passage is better, the inflammation condition in the lacrimal passage can be observed, and the checking effect is better.

2. The bending of the bending part is manually controlled by arranging the operation part, so that the operation is convenient.

3. Because the physiological radian between the lacrimal manifold and the nasolacrimal duct is determined, only one bending is needed in the process of penetrating into the lacrimal passage, only one-way freedom degree is needed, and the one-way snake bone can provide higher sensitivity and structural strength.

4. Because the bending direction of the unidirectional snake bone is single, the direction guide mark can provide an indication of the bending direction of the bending part for a user, and the operation of the user is further facilitated.

5. The operation panel and the slider are arranged, and when the bending part is required to be bent, the traction rope can be pulled by pushing the slider, so that the bending part is bent, and the operation is simple.

6. Through setting up logical groove, make things convenient for the line of haulage cable and shooting subassembly to walk the line, provide certain guard action to the line of haulage cable and shooting subassembly.

7. Through setting up the leaded light optic fibre, for shooting of shooting subassembly provides the illumination, the field of vision is clearer.

8. The shooting component is arranged at the center of the end head, the shooting quality is better, and the plurality of light guide optical fibers encircle the light source, so that the light source is prevented from being blocked, and the shooting quality is further ensured.

9. The plurality of flushing channels enable flushing effect of flushing liquid to be better.

10. The cover body of slick and sly arch has avoided the wash pipe tip to lead to the fact the damage to patient's lacrimal passage when visiting, and the subassembly is hidden in the cover body simultaneously, can play certain guard action to the subassembly of shooing.

Drawings

FIG. 1 is a human lacrimal passage model;

FIG. 2 is a schematic diagram of a prior art lacrimal passage irrigation using a rigid needle;

FIG. 3 is a schematic view of the overall structure of the lacrimal passage irrigator according to an embodiment of the utility model;

FIG. 4 is a partial schematic view of the straightened state of the curvature of the lacrimal passage irrigator of an embodiment of the utility model;

FIG. 5 is a partial schematic view of the curvature of the lacrimal passage irrigator according to an embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view of a lacrimal passage irrigator of an embodiment of the present utility model at a one-way snake bone;

FIG. 7 is a schematic end view of a lacrimal passage irrigator at the tip of an embodiment of the present utility model;

fig. 8 is a schematic view of a lacrimal passage irrigator for performing lacrimal passage irrigation according to an embodiment of the present utility model.

10. A flushing cylinder; 20. a piston; 21. a push rod; 30. a flushing pipe; 40. a bending portion; 41. unidirectional snake bone; 42. a traction cable; 50. an end head; 51. a shooting assembly; 52. a flushing channel; 53. a light guide fiber; 60. a connecting seat; 70. an operation table; 71. a slide block; 80. puncta; 81. lacrimal canaliculus; 82. a lacrimal sac; 83. a tear manifold; 84. nasolacrimal duct.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

examples:

the lacrimal passage irrigator, as shown in fig. 3, comprises a flushing cylinder 10, wherein a piston 20 is arranged in the flushing cylinder 10, a push rod 21 extending out of one end of the flushing cylinder 10 is arranged on the piston 20, the other end of the flushing cylinder 10 is connected with a flushing pipe 30, one end of the flushing pipe 30, which is far away from the piston 20, is provided with a head 50, and a bending part 40 is arranged on the flushing pipe 30, which is close to the head 50;

it will be appreciated that the barrel 10, piston 20 and plunger 21 comprise similar construction and principles to those of prior syringes and will not be described in detail herein.

As shown in fig. 7, a flushing channel 52 and a photographing assembly 51 are provided at the tip 50, the flushing channel 52 communicates with the flushing pipe 30, and a line of the photographing assembly 51 extends to a connection seat 60 outside the flushing cylinder 10 through the flushing pipe 30.

It will be appreciated that the camera assembly 51 includes a camera at the tip 50 and a circuit extending to the connector 60.

The connecting seat 60 can be detachably connected with the connecting wire of the monitor in a clamping, threaded fit mode and the like.

In this embodiment, the diameter of the irrigation tube 30 is 1.3mm, and it is understood that the diameter of the human punctum 80 is about 0.3mm, and the maximum expansion is 5 times after expansion, i.e., the maximum diameter of the punctum 80 can reach about 1.5mm, so that the irrigation tube 30 can extend into the punctum 80.

In this embodiment, a shooting module 51 having a diameter of 1.1mm or less is selected.

The lacrimal passage irrigator of the utility model is connected with a monitor through a connecting seat 60 before use, in use, as shown in fig. 8, an irrigation pipe 30 is vertically inserted into a punctum 80, then the irrigation pipe 30 is horizontally moved to a horizontal position to pass through the lacrimal canaliculus 81, a shooting component 51 at a head 50 transmits lacrimal passage conditions to the monitor in the moving process to be displayed, so that a doctor or a nurse can observe the inserted position and the blocked position, after the head 50 passes through a lacrimal manifold 83, a bending part 40 can be bent to enable the head 50 to face the bottom of a nasolacrimal duct 84, after the lacrimal passage blocked position is observed, the head 50 is aligned with the blocked position, a push rod 21 is pressed, a piston 20 at the end part of the push rod 21 presses flushing liquid in the flushing cylinder 10 into the irrigation pipe 30 and washes out from a flushing channel 52 at the head 50 to flush the blocked position.

It can be understood that the lacrimal passage blockage position is intuitively found, so that the end 50 is directly opposite to the blockage for flushing, the effect of flushing the blockage by flushing fluid can be improved, most of the lacrimal passage blockage can be treated only by slight blockage in the prior art, and the lacrimal passage flusher of the embodiment can treat more serious blockage.

According to the flusher disclosed by the utility model, the shooting component 51 is arranged at the end 50 of the flushing pipe 30, the monitor is connected through the connecting seat 60, the visual field can be provided in the process that the flushing pipe 30 stretches into the lacrimal passage, meanwhile, the end 50 of the flushing pipe 30 can bypass the physiological radian between the lacrimal manifold 83 and the nasolacrimal duct 84 to face the nasolacrimal duct 84 in cooperation with the bending of the bending part 40, so that the visual field display is provided in the whole process of stretching into the lacrimal passage, the operation difficulty is reduced, the blocking position can be intuitively observed, the flushing is directly carried out, the flushing treatment effect of the lacrimal passage blocking is better, the inflammation condition in the lacrimal passage can be observed, and the examination effect is better.

In another embodiment, as shown in fig. 3, an operation part is further included, and the operation part is used to control the bending of the bending part 40.

The bending of the bending portion 40 is manually controlled by providing an operation portion, thereby facilitating the operation.

In another embodiment, as shown in fig. 4, the bending part 40 includes a plurality of unidirectional snake bones 41, the unidirectional snake bones 41 include a degree of freedom swinging in one direction, and the bending part 40 is configured as shown in fig. 5, and a maximum of 90 ° bending can be achieved in this embodiment. A traction rope 42 is penetrated at the unidirectional snake bone 41 of the bending part 40, and the other end of the traction rope 42 extends to the operation part through the flushing pipe 30.

A cross-sectional view of the one-way snake bone 41 is shown in fig. 6.

In this embodiment, comprising 7 levels of snake bones, the first level is connected to the irrigation tube 30 and the sixth level is connected to the tip 50, the maximum bend angle between each 2 levels of snake bones being 15, the six maximum bend angles adding up to 90.

Because the physiological radian between the lacrimal manifold 83 and the nasolacrimal duct 84 is determined, only one bending is required in the process of penetrating into the lacrimal passage, so that only one-way freedom degree is required, the one-way snake bone 41 can provide higher sensitivity and structural strength, specifically, on the premise that only one-way freedom degree is required, as shown in fig. 4 and 5, the one-way snake bone of the bending part is uniformly grooved on the left side and is penetrated with the traction rope, the right side of the one-way snake bone is filled with the traction rope, the traditional snake bone is provided with at least two-way freedom degrees, namely, the traction rope is penetrated in grooves on the left side and the right side, in the embodiment, the design of filling the right side is that the bending part is not bent to the right side, only one traction rope is required to be operated by an operator, and therefore, the one-way snake bone provides higher sensitivity and structural strength.

In another embodiment, the direction guide mark is further included, and the direction guide mark is arranged in a direction consistent with the direction of the freedom degree of the unidirectional snake bone 41.

It will be appreciated that the direction indicator may comprise a colored arrow, a pointer line, or a purely colored indicator, either on the flush cartridge 10 or the flush tube 30.

Because the bending direction of the unidirectional snake bone 41 is single, the direction guide mark can provide the indication of the bending direction of the bending part 40 for the user, and the operation of the user is further facilitated.

In another embodiment, as shown in fig. 3, the operation part comprises an operation table 70, a sliding block 71 is slidably arranged on the operation table 70, and the sliding block 71 is connected with a traction cable 42 extending out of the irrigation pipe 30.

The operation table 70 and the slider 71 are provided, and when the bending portion 40 is required to be bent, the traction cable 42 can be pulled by pushing the slider 71, so that the bending portion 40 is bent, and the operation is simple.

In use, after the monitor is connected through the connection base 60, a user can hold the washing tube 10 with one hand to move the washing tube 30, and when the bending portion 40 is required to be bent, the slider 71 is pushed upwards by the thumb, and the slider 71 moves to pull the bending portion 40 to be bent. With the tip 50 in place, the irrigation fluid is also allowed to be irrigated through the irrigation tube 30 by pushing the push rod 21 with the thumb.

It will be appreciated that anti-slip patterns are provided between the sides of the slider 71 and the console 70 to prevent the slider 71 from sliding back under tension of the traction cable 42.

In another embodiment, as shown in fig. 3, a through groove for routing is formed on the outer wall of the washing barrel 10.

Through the arrangement of the through groove, the wiring of the traction rope 42 and the shooting assembly 51 is facilitated, and a certain protection effect is provided for the wiring of the traction rope 42 and the shooting assembly 51.

In another embodiment, as shown in fig. 7, a light guiding fiber 53 is further disposed at the end 50, and the other end of the light guiding fiber 53 extends to the connection seat 60 along the unidirectional snake bone 41 and the flushing pipe 30 in sequence.

By providing the light guide fiber 53, illumination is provided for photographing of the photographing assembly 51, and the field of view is clearer.

In another embodiment, as shown in fig. 7, the photographing assembly 51 is disposed at the center of the tip 50, and the light guide fibers 53 are arranged in an annular array on the outer peripheral side of the tip 50 centering on the center of the tip 50.

The shooting component 51 is arranged in the center of the end 50, shooting quality is better, and the plurality of light guide fibers 53 encircle the light source, so that the light source is prevented from being blocked, and shooting quality is further guaranteed.

In another embodiment, as shown in FIG. 7, the irrigation channel 52 is provided with a plurality of openings at the tip 50, the openings being staggered with respect to the light guide fibers 53.

The plurality of flushing channels 52 allows for a better flushing effect of the flushing liquid.

In another embodiment, as shown in fig. 4 and 7, a rounded cover is provided at the tip 50, and the opening of the flushing channel 52 is provided in the cover.

The smoothly arched cover body avoids damage to the lacrimal passage of a patient when the end part of the flushing pipe 30 is detected, and meanwhile, the shooting assembly 51 is hidden in the cover body, so that the shooting assembly 51 can be protected to a certain extent.

In this embodiment, the cover is made of transparent material, the shooting component 51 and the light guide fiber 53 are hidden inside the cover, and the flushing channel 52 extends to the surface of the cover and is communicated with the outside.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (10)

1. The lacrimal passage flusher is characterized by comprising a flushing cylinder, wherein a piston is arranged in the flushing cylinder, a push rod extending out of one end of the flushing cylinder is arranged on the piston, the other end of the flushing cylinder is connected with a flushing pipe, one end of the flushing pipe, which is far away from the piston, is provided with a head, and a bending part is arranged on the flushing pipe, which is close to the head;

the end is provided with the flushing channel and shoots the subassembly, flushing channel and wash pipe intercommunication, the circuit of shooting the subassembly passes through the wash pipe and extends to the connecting seat outside the wash bowl.

2. The lacrimal passage irrigator of claim 1, further comprising an operating portion for controlling bending of the bending portion.

3. The lacrimal passage irrigator of claim 2, wherein the curved portion includes a plurality of one-way snake bones including a degree of freedom swinging toward one direction, a traction cable is threaded at the one-way snake bone of the curved portion, and the other end of the traction cable extends to the operating portion through the irrigation tube.

4. The lacrimal passage irrigator of claim 3, further comprising a direction indicator disposed in a direction consistent with a direction of freedom of the unidirectional snake bone.

5. The lacrimal passage irrigator of claim 3, wherein the operating portion includes an operating table on which a slider is slidably disposed, the slider being connected to a pull cord extending out of the irrigation tube.

6. The lacrimal passage irrigator of claim 1 or 5, wherein a through groove for routing is formed on an outer wall of the irrigation barrel.

7. The lacrimal passage irrigator of claim 1, wherein a light guide fiber is further provided at the tip, and the other end of the light guide fiber extends to the connecting seat along the unidirectional snake bone and the irrigation tube in sequence.

8. The lacrimal passage irrigator of claim 7, wherein the shooting assembly is disposed at a center of the tip, and the light guide optical fibers are arranged in an annular array on an outer peripheral side of the tip centered on the center of the tip.

9. The lacrimal passage irrigator of claim 8, wherein the irrigation channel is provided with a plurality of openings at the tip, the openings being staggered with respect to the light guide fibers.

10. The lacrimal passage irrigator of any of claims 1, 7-9, wherein a rounded cover is provided at the tip, and an opening of the irrigation passage is provided on the cover.