CN213589273U - Visual drainage device - Google Patents

Abstract

The utility model discloses a visual drainage device, which comprises a disposable drainage tube and a functional tube with visual function, wherein the drainage tube is sleeved outside the functional tube, one end of the functional tube is provided with a visual head outside the drainage tube, the other end of the functional tube is detachably connected with a handle outside the drainage tube, a wireless sending device, a lithium battery and an image processing system are arranged in the handle, an optical fiber is arranged in the functional tube, and two ends of the optical fiber are respectively in signal connection with the visual head and the wireless sending device; the drainage tube has seted up the guide way on the inner wall towards handle one end, and the guide way sets up along drainage tube length direction, and the drainage tube has seted up the spacing groove in the one end that the handle was kept away from to the guide way, and the spacing groove sets up along drainage tube circumference, and the outer wall of function pipe is provided with the fixed block, and the fixed block can cooperate with guide way, spacing groove respectively. The utility model discloses following beneficial effect has: can be convenient for the drainage tube to guide into an accurate position, thereby realizing visual and controllable accurate treatment.

Description

Visual drainage device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to visual drainage device.

Background

Clinically, surgical drainage tubes are various in types and are generally used for thoracic cavities, abdominal cavities, pelvic cavities and other parts. The main purpose of drainage is to drain pus, blood, body fluid, gas and the like accumulated in the body cavity of a human body to the outside of the body through the inner hole of the tube, so as to prevent a series of problems of postoperative infection, a large amount of effusion in the body, pneumatosis pressing tissues, viscera and the like.

In clinical practice, the external drainage of abdominal cavity, pleural effusion and pneumatosis is performed according to the experience of a clinician after the examination of imaging (such as CT and B-ultrasound), and the puncture is performed after the initial positioning is performed on the body surface of a body cavity, so that the situation that the technical quality cannot be controlled occurs in the process, and the main defects are as follows:

a. the position of a focus cannot be accurately judged, and the drainage tube mistakenly enters important organs (such as liver, lung, heart and great vessel) and the like, so that serious medical events such as death of a patient and the like are caused;

b. the position of a focus cannot be accurately judged, and a body cavity drainage tube cannot be guided into an accurate position, so that the drainage treatment effect on liquid and gas in a body cavity is influenced, and the curative effect of diseases is influenced.

Based on the above problems, there is a need to develop a visual drainage device to solve the above problems, so that the body cavity puncture technique can be safely and effectively completed under the condition of visual, controllable and accurate.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a visual drainage device, this kind of drainage subassembly can be convenient for the leading-in accurate position of drainage tube to realize visual, controllable accurate treatment.

The above technical purpose of the present invention can be achieved by the following technical solutions: a visual drainage device comprises a disposable drainage tube and a functional tube providing a visual function, wherein the drainage tube is sleeved outside the functional tube, one end of the functional tube is provided with a visual head outside the drainage tube, the other end of the functional tube is detachably connected with a handle outside the drainage tube, a wireless emitting device, a lithium battery and an image processing system are arranged in the handle, an optical fiber is arranged in the functional tube, and two ends of the optical fiber are respectively in signal connection with the visual head and the wireless emitting device;

the drainage tube is characterized in that a guide groove is formed in the inner wall, facing one end of the handle, of the drainage tube, the guide groove is formed in the length direction of the drainage tube, a limiting groove is formed in one end, facing away from the handle, of the drainage tube, the limiting groove is formed in the circumferential direction of the drainage tube, the guide groove and the limiting groove form an L shape, a fixing block is arranged on the outer wall of the functional tube, and the fixing block can be matched with the guide groove and the limiting groove respectively.

The utility model discloses further set up to: when the fixing block on the functional tube is matched with the limiting groove in the drainage tube, one end of the drainage tube is abutted to the handle.

The utility model discloses further set up to: the tip of the visual head faces towards one end far away from the functional tube.

The utility model discloses further set up to: the one end that the function pipe faced the handle is provided with the iron sheet, the handle embeds there is the magnetism piece of inhaling mutually with the iron sheet, open slot that is used for holding magnetism to inhale the piece is seted up to one side of handle.

The utility model discloses further set up to: the magnetic part comprises an elastic part arranged in the open slot, one end of the elastic part is matched with the bottom of the open slot, the other end of the elastic part is fixedly connected with a ferromagnetic block, and the ferromagnetic block can be attracted with an iron sheet positioned at one end of the functional tube.

The utility model discloses further set up to: the inner wall of the drainage tube and the outer wall of the functional tube are both smooth.

To sum up, the utility model discloses following beneficial effect has: the condition in the body cavity observed by the visual head is transmitted to the wireless transmitting device through the optical fiber, and the video signal is transmitted to the display screen by the wireless transmitting device. At the moment, a doctor can observe the position where the drainage tube enters through the display screen. When the drainage tube reaches a specified position in the body cavity, the drainage tube reversely rotates by the installation mode, so that the functional tube is separated from the drainage tube, one end of the drainage tube is arranged in the body cavity of the human body, and one end of the drainage tube is exposed out of the human body. The gap in the middle of the drainage tube which is originally matched with the drainage tube can be used as a drainage channel of pus, blood and body fluid accumulated in human tissues or body cavities and is led out. The method is safe and reliable for body cavity puncture catheterization.

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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a visual drainage assembly according to a first embodiment of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1;

FIG. 3 is a schematic view of the structure of the draft tube of FIG. 1;

FIG. 4 is an exploded view of the structure of FIG. 1 in another orientation;

FIG. 5 is a schematic view of the structure of FIG. 1 with the handle omitted;

FIG. 6 is a functional block diagram of a wireless transmitter, image processing system within the visualization head and handle;

fig. 7 is the utility model discloses a visual drainage subassembly and display screen wireless transmission's schematic diagram.

Reference numerals: 1. a drainage tube; 2. a functional tube; 3. a visualization head; 4. a handle; 5. a guide groove; 6. a limiting groove; 7. a fixed block; 8. iron sheets; 9. a magnetic member; 10. an open slot; 11. an elastic member; 12. a ferromagnetic block; 13. a servo motor; 14. a PLC control component; 15. and connecting ropes.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-5, a visual drainage device comprises a disposable drainage tube 1 and a functional tube 2 providing a visual function, wherein the drainage tube 1 is sleeved outside the functional tube 2. The one end of function pipe 2 is provided with visual head 3 in the outside of drainage tube 1, and the other end of function pipe 2 can be dismantled in the outside of drainage tube 1 and be connected with handle 4, and this handle 4 embeds there is wireless emitter, lithium cell and image processing system (the drawing does not mark), and function pipe 2 embeds there is optic fibre (the drawing does not mark), the both ends of optic fibre respectively with visual head 3, wireless emitter signal connection.

The inner wall of one end of the drainage tube 1 facing the handle 4 is provided with a guide groove 5, and the guide groove 5 is arranged along the length direction of the drainage tube 1. The drainage tube 1 is provided with a limiting groove 6 at one end of the guide groove 5 far away from the handle 4, and the limiting groove 6 is arranged along the circumferential direction of the drainage tube 1, so that the guide groove 5 and the limiting groove 6 form an L shape. The outer wall of the function tube 2 is provided with a fixing block 7, and the fixing block 7 can be respectively matched with the guide groove 5 and the limiting groove 6.

Specifically, the following are mentioned: the drainage tube 1 in this application is a medical disposable. Before using, through the drainage tube 1 split with the encapsulation, disinfect function pipe 2, and then carry out demountable installation with above-mentioned two parts and handle 4 under the condition that medical personnel wore gloves. The specific installation method is as follows:

1. one end of the functional tube 2 is inserted into the drainage tube 1 until the fixing block 7 is clamped into the guide slot 5 and slides in the guide slot 5;

2. when the fixing block 7 slides to one end in the guide groove 5, the groove wall of the guide groove 5 can limit the fixing block 7 so as to limit the relative movement of the functional tube 2 and the drainage tube 1. At this time, the visualization head 3 at one end of the functional tube 2 can pass through the drainage tube 1 to be exposed outside;

3. the user carries out relative rotation through hand control drainage tube 1, with function pipe 2 for fixed block 7 can move in spacing groove 6, and the one end of guide way 5 is kept away from to fixed block 7 being located spacing groove 6. At this time, the drainage tube 1 and the functional tube 2 can not slide relatively. In this state, if one end of the drainage tube 1 is inserted into the body cavity, the functional tube 2 will enter synchronously to achieve the visual degree.

Specifically, the functional tube 2 in the present application is similar to an endoscope tube, and for the prior art, chinese patent with specific reference to publication No. CN109498131A discloses a visual surgical assembly and a corresponding endoscope. The visible head 3 may be a camera having an LED lamp, and the connection relationship between the visible head and the wireless transmitter is disclosed in chinese patent No. CN 1199607C. Through the condition in the body cavity that will visualize the head 3 and observe, transmit to wireless emitter through optic fibre to by wireless emitter with video signal transmission for the display screen. At this time, the doctor can observe the entering part of the drainage tube 1 through the display screen.

When the drainage tube 1 reaches a specified position in the body cavity, the installation mode is operated reversely, so that the functional tube 2 is separated from the drainage tube 1, one end of the drainage tube 1 is placed in the body cavity of the human body, and one end of the drainage tube 1 is exposed out of the human body. The gap originally matched with the drainage tube 1 in the middle of the drainage tube 1 can be used as a drainage channel of pus, blood and body fluid accumulated in human tissues or body cavities and is led out. The method is safe and reliable for body cavity puncture catheterization.

The utility model discloses a visual drainage component, drainage tube 1 are disposable, and function pipe 2 repeatedly usable of disinfecting can reduce cost and can avoid the risk of relatively poor infection again. In addition, the present application should also protect the functional tube 2 from the disposable scenario.

Further, when the fixing block 7 on the functional tube 2 is matched with the limiting groove 6 in the drainage tube 1, one end of the drainage tube 1 is abutted with the handle 4.

Further, the cross section of the visualization head 3 is elliptical or fan-shaped, and the tip of the visualization head is arranged towards one end far away from the functional tube 2. So that one end of the drainage assembly can smoothly pass through the tissue and enter the body cavity.

Furthermore, one end of the functional tube 2 facing the handle 4 is provided with an iron sheet 8, the handle 4 is provided with a magnetic attraction piece 9 attracting the iron sheet 8, and one side of the handle 4 is provided with an open slot 10 for accommodating the magnetic attraction piece 9.

In this application, the one end of function pipe 2 can be dismantled with handle 4 through the mode of magnetism and be connected. In addition, the optical fiber located in the functional tube 2 may have one end connected to a wireless transmitter (not shown) located in the handle through an iron piece.

Further, the magnetic attraction piece 9 comprises an elastic piece 11 arranged in the open slot 10, one end of the elastic piece 11 is matched with the bottom of the open slot 10, the other end of the elastic piece 11 is fixedly connected with a ferromagnetic block 12, and the ferromagnetic block 12 can attract an iron sheet 8 arranged at one end of the function tube 2.

In actual use, the iron sheet 8 at one end of the functional tube 2 is placed in the open slot 10 and is attracted with the ferromagnetic block 12 in the open slot 10. The utility model provides a drainage component is when carrying out the body cavity puncture and putting the pipe, when visual head 3 meets the great tissue of resistance such as musculature, can not retract to drainage tube 1 in, this is because drainage tube 1 is fixed with the relative position of function pipe 2 (the cooperation of fixed block 7 with spacing groove 6), and drainage tube 1's one end and handle 4 looks butt to the one end of drainage component passes the tissue smoothly and gets into the body cavity. At this time, the elastic member 11 is in a stretching state (because one end of the drainage tube 1 is abutted against the handle 4, the elastic member 11 is driven to stretch by the attraction force of the iron sheet 8 and the ferromagnetic block 12).

When the puncture is clinically performed for tube placement, the visualization head 3 is observed to encounter important organs (such as liver, lung, heart and great vessels) and the like, and then a doctor can immediately make the drainage tube 1 and the function tube 2 rotate relatively, so that the fixing block 7 on the function tube 2 moves to the guide groove 5, and drives the visualization head 3 to retract towards the inside of the drainage tube 1 under the elastic action of the elastic part 11 which is originally in a stretching state, thereby avoiding major medical accidents.

Furthermore, a servo motor 13 is arranged on the handle 4, and a PLC control assembly 14 capable of controlling the servo motor 13 to rotate forwards and backwards is arranged at one end of the servo motor 13. The output end of the servo motor 13 is wound with a connecting rope 15, and one end of the connecting rope 15 can penetrate into the open slot 10 to be fixedly connected with the ferromagnetic block 12.

It should be noted that the end of the ferromagnetic block 12 facing the elastic member 11 is fixedly connected to the connecting rope.

During specific application, if drainage subassembly one end of this application reaches the appointed when treating the drainage position, need take out function pipe 2 this moment, make drainage tube 1 carry out the drainage. At this moment, medical personnel only need to carry out relative rotation with drainage tube 1 and function pipe 2 for fixed block 7 on the function pipe 2 moves to guide way 5, and under the elastic component 11 elastic action that is in the tensile state originally, drives visual head 3 and contracts to drainage tube 1 inside.

Then, the PLC control unit 14 is driven to transmit a signal to the servo motor 13 to rotate the servo motor, thereby completing winding of the connection cord 15. At this time, the ferromagnetic block 12 moves toward the elastic member 11, and the elastic member 11 is in a pressed state. In the process, the drainage tube 1 and the functional tube 2 slide relatively to ensure that the visualization head 3 is completely placed in the drainage tube 1 and simultaneously ensure that the fixing block 7 is completely separated from the guide groove 5.

Finally, when the drainage tube 1 is fixed, the functional tube 2 and the handle 4 can be gradually moved outwards, so that the drainage tube 1 is completely separated from the functional tube 2. At this time, one end of the drainage tube 1 is arranged in the body cavity of the human body, and one end of the drainage tube 1 is exposed out of the human body. The gap originally matched with the drainage tube 1 in the middle of the drainage tube 1 can be used as a drainage channel of pus, blood and body fluid accumulated in human tissues or body cavities and is led out.

Further, the elastic member 11 is preferably a spring or an elastic body.

Furthermore, the inner wall of the drainage tube 1 and the outer wall of the functional tube 2 are both smooth, so that the two have small frictional resistance when sliding relatively.

Further, a lithium battery in the handle 4 can supply power for the wireless transmitter, the servo motor 13 and the PLC control assembly 14.

As shown in fig. 6 and 7, the visualization head principle of the present application is: the light rays strike the surface of the object, producing reflected light. The camera lens collects optical image signals and transmits the optical image signals to a photoelectric sensor in the camera. The photoelectric sensor converts an optical signal into an electrical signal, then converts the electrical signal into a digital image signal through A/D (analog to digital conversion), transmits the digital image signal into a digital signal processing chip for processing, and is connected with a mobile phone or a flat panel through a WiFi module to display an image, which is the prior art and only briefly explained herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (6)

1. The utility model provides a visual drainage device which characterized by: the multifunctional drainage tube comprises a disposable drainage tube (1) and a functional tube (2) with a visual function, wherein the drainage tube (1) is sleeved outside the functional tube (2), one end of the functional tube (2) is provided with a visual head (3) outside the drainage tube (1), the other end of the functional tube (2) is detachably connected with a handle (4) outside the drainage tube (1), a wireless sending device, a lithium battery and an image processing system are arranged in the handle (4), optical fibers are arranged in the functional tube (2), and two ends of each optical fiber are respectively in signal connection with the visual head (3) and the wireless sending device;

drainage tube (1) has seted up guide way (5) on the inner wall towards handle (4) one end, guide way (5) set up along drainage tube (1) length direction, drainage tube (1) has seted up spacing groove (6) in the one end that handle (4) were kept away from in guide way (5), spacing groove (6) set up along drainage tube (1) circumference for guide way (5) constitute "L" form with spacing groove (6), the outer wall of function pipe (2) is provided with fixed block (7), fixed block (7) can cooperate with guide way (5), spacing groove (6) respectively.

2. A visual drainage device according to claim 1, wherein: when the fixing block (7) on the functional tube (2) is matched with the limiting groove (6) in the drainage tube (1), one end of the drainage tube (1) is abutted with the handle (4).

3. A visual drainage device according to claim 2, wherein: the tip of the visual head (3) faces towards one end far away from the functional tube (2).

4. A visual drainage device according to claim 3 wherein: one end of the functional tube (2) facing the handle (4) is provided with an iron sheet (8), the handle (4) is internally provided with a magnetic part (9) attracted with the iron sheet (8), and one side of the handle (4) is provided with an open slot (10) for accommodating the magnetic part (9).

5. A visual drainage device according to claim 4 wherein: the magnetic part (9) comprises an elastic part (11) arranged in an open slot (10), one end of the elastic part (11) is matched with the bottom of the open slot (10), the other end of the elastic part (11) is fixedly connected with an iron magnet block (12), and the iron magnet block (12) can be attracted with an iron sheet (8) located at one end of the function tube (2).

6. A visual drainage device according to claim 1, wherein: the inner wall of the drainage tube (1) and the outer wall of the functional tube (2) are both smooth.

Images