CN213642393U

CN213642393U - Drainage device for cardiovascular internal medicine

Info

Publication number: CN213642393U
Application number: CN202020936881.9U
Authority: CN
Inventors: 施文贺; 李金凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-07-09
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a drainage device for cardiovascular internal medicine relates to medical auxiliary instrument technical field. The utility model comprises a drainage bottle; the surface of the drainage bottle is fixedly provided with a negative pressure pump and a drainage tube respectively; a flow control valve, a flowmeter and a one-way valve are respectively and fixedly arranged on the peripheral side surface of the drainage tube from top to bottom, and a pressure gauge is fixedly arranged on the surface of the drainage bottle; a group of guide rods distributed in a circumferential array are fixedly connected inside the drainage bottle; the peripheral sides of the guide rods are sleeved with return springs; the peripheral side surfaces of the guide rods are connected with a pressing seat in a sliding manner; the peripheral side surface of the pressing seat is in sliding fit with the drainage bottle; the bottom surface of the pressure seat is fixedly provided with a sealing cap. The utility model discloses a volume adjustment seat, sealing sleeve's design become traditional drainage device's fixed positive displacement drainage structure and be adjustable positive displacement drainage structure, the device's single sample volume and total liquid volume of getting all can be adjusted according to actual demand.

Description

Drainage device for cardiovascular internal medicine

Technical Field

The utility model belongs to the technical field of medical auxiliary instrument, especially relate to a drainage device for cardiovascular internal medicine.

Background

The drainage is one of the operation modes that cardiovascular internal medicine is commonly used, if drainage to the endocytosis liquid, the pressure production mode of current drainage bottle is the inside gas of manpower extraction drainage bottle, makes the inside negative pressure that produces of bottle carry out the drainage, and the negative pressure that this kind of mode produced is difficult to control, causes drainage speed's unstability, has increased the painful sense of patient in the operation.

Simultaneously in cardiovascular internal medicine's treatment process, often still need the extraction hydrops to carry out the chemical examination of composition in order to help the patient to carry out clinical treatment, but current drainage device can't realize the ration drainage of hydrops under the extraction chemical examination scene, and can't use multiple hydrops extraction scene.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage device for cardiovascular internal medicine through the volume adjustment seat, presses the design of seat, has solved the problem that current drainage device for cardiovascular internal medicine can't realize quantitative sample and quantitative drainage.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a drainage device for cardiovascular medicine, which comprises a drainage bottle; the surface of the drainage bottle is fixedly provided with a negative pressure pump and a drainage tube respectively; the peripheral side surface of the drainage tube is fixedly provided with a flow control valve, a flowmeter and a one-way valve from top to bottom, and the surface of the drainage bottle is fixedly provided with a pressure gauge; a group of guide rods distributed in a circumferential array are fixedly connected inside the drainage bottle; the peripheral side surfaces of the guide rods are all sleeved with a return spring; the peripheral side surfaces of the guide rods are connected with pressing seats in a sliding manner; the peripheral side surface of the pressing seat is in sliding fit with the drainage bottle; a sealing cap is fixedly arranged on the bottom surface of the pressing seat, a sealing gasket is fixedly connected to the inner wall of the sealing cap, and the bottom end of the drainage tube is fixedly communicated with the pressing seat;

the surface of the pressure seat is provided with a group of liquid permeation holes distributed in a circumferential array and a group of overflow holes distributed in a circumferential array; the bottom surface of the pressing seat is fixedly connected with a sealing sleeve; an overflow liquid storage cavity is arranged between the drainage bottle and the sealing sleeve; the bottom end of the overflow liquid storage cavity is fixedly connected with a first liquid discharge pipe; the inner wall of the sealing sleeve is in sliding fit with the drainage bottle; the inner wall of the drainage bottle is in threaded connection with a sampling bottle; the top end of the sampling bottle is matched with the sealing gasket; the inner wall of the sampling bottle is provided with a group of guide grooves distributed in a circumferential array; the peripheral side surface of the sampling bottle is connected with a volume adjusting seat in a sliding way through a guide groove; the bottom surface of the volume adjusting seat is fixedly communicated with a second liquid discharge pipe; the bottom of the sampling bottle is fixedly provided with a driving motor; one end of the output shaft of the driving motor is fixedly connected with a transmission screw rod; the peripheral side surface of the transmission screw is connected with the volume adjusting seat.

Furthermore, valves are fixedly arranged on the peripheral side surfaces of the first liquid discharge pipe and the second liquid discharge pipe; the middle position of the drainage tube is fixedly provided with a corrugated section.

Furthermore, the sampling bottle and drainage bottle threaded connection department, sealing sleeve and drainage bottle sliding fit department, drive screw and volume regulation seat junction, volume regulation seat and sampling bottle sliding connection department all fixed mounting have the sealing washer.

Further, the return spring is positioned right above the pressing seat; one end of each group of overflow holes is communicated with the sampling bottle; the specification of the sealing cap is matched with that of the sampling bottle.

Furthermore, the drainage bottle and the sampling bottle are made of transparent materials; the peripheral sides of the drainage bottle and the sampling bottle are fixedly provided with scales.

The utility model discloses following beneficial effect has:

the utility model discloses a volume adjustment seat, sealing sleeve's design become traditional drainage device's fixed positive displacement drainage structure and be adjustable positive displacement drainage structure, the device's single sample volume and total liquid volume of getting all can adjust according to the actual demand, through the adjustable of capacity, make the device can realize quantitative sample or quantitative liquid function of getting on the one hand, on the other hand makes the device can adapt to multiple hydrops drainage scene, improves the device's practicality and commonality then.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic cross-sectional view of a drainage device for cardiovascular medicine;

FIG. 2 is a schematic structural view of a negative pressure pump, a drainage tube, a sealing ring and a sealing sleeve;

FIG. 3 is a schematic view of the drive screw, the volume adjusting mount and the drive motor;

FIG. 4 is a schematic structural view of the pressure seat, the overflow hole and the liquid-permeable hole;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a drainage bottle, 2-a negative pressure pump, 3-a drainage tube, 4-a flow control valve, 5-a flow meter, 6-a one-way valve, 7-a pressure gauge, 8-a guide rod, 801-a return spring, 9-a pressure seat, 10-a sealing cap, 11-a sealing gasket, 12-a liquid permeation hole, 13-an overflow hole, 14-a sealing sleeve, 15-an overflow liquid storage cavity, 16-a first drainage tube, 17-a sampling bottle, 18-a guide groove, 19-a volume adjusting seat, 20-a second drainage tube, 21-a driving motor, 22-a transmission screw, 23-a valve and 24-a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a drainage device for cardiovascular medicine, which comprises a drainage bottle 1; the surface of the drainage bottle 1 is fixedly provided with a negative pressure pump 2 and a drainage tube 3 respectively; the negative pressure pump 2 is a negative pressure manufacturing source, the negative pressure of the negative pressure pump 2 can be adjusted under the control of a controller, the flow control valve 4, the flowmeter 5 and the one-way valve 6 are fixedly installed on the peripheral side surface of the drainage tube 3 from top to bottom respectively, the flow control valve 4 is used for controlling the flow of the drainage tube 3 in unit time, the flow 5 is used for monitoring the flow value of the drainage tube 3 in unit time, and the one-way valve 6 is used for controlling the one-way circulation of liquid in the drainage tube 3;

a pressure gauge 7 is fixedly arranged on the surface of the drainage bottle 1; the pressure gauge 7 is used for monitoring the negative pressure value in the drainage bottle 1, and a group of guide rods 8 distributed in a circumferential array are fixedly connected in the drainage bottle 1; the side surfaces of the periphery of the group of guide rods 8 are all sleeved with a return spring 801; the peripheral side surface of the group of guide rods 8 is connected with a pressing seat 9 in a sliding way; the side surface of the circumference of the pressing seat 9 is in sliding fit with the drainage bottle 1; a sealing cap 10 is fixedly arranged on the bottom surface of the pressing seat 9, a sealing gasket 11 is fixedly connected on the inner wall of the sealing cap 10, and the bottom end of the drainage tube 3 is fixedly communicated with the pressing seat 9;

the surface of the pressure seat 9 is provided with a group of liquid permeation holes 12 distributed in a circumferential array and a group of overflow holes 13 distributed in a circumferential array; the bottom surface of the pressure seat 9 is fixedly connected with a sealing sleeve 14; an overflow liquid storage cavity 15 is arranged between the drainage bottle 1 and the sealing sleeve 14; the bottom end of the overflow liquid storage cavity 15 is fixedly connected with a first liquid discharge pipe 16; the inner wall of the sealing sleeve 14 is in sliding fit with the drainage bottle 1; the inner wall of the drainage bottle 1 is connected with a sampling bottle 17 in a threaded manner; the top end of the sampling bottle 17 is matched with the sealing gasket 11; the inner wall of the sampling bottle 17 is provided with a group of guide grooves 18 distributed in a circumferential array; the peripheral side surface of the sampling bottle 17 is connected with a volume adjusting seat 19 in a sliding way through a guide groove 18; a second liquid discharge pipe 20 is fixedly communicated with the bottom surface of the volume adjusting seat 19; the bottom of the sampling bottle 17 is fixedly provided with a driving motor 21; one end of the output shaft of the driving motor 21 is fixedly connected with a transmission screw 22; the peripheral side surface of the drive screw 22 is connected with the volume adjusting seat 19.

As shown in fig. 1, valves 23 are fixedly installed on the peripheral sides of the first liquid discharge pipe 16 and the second liquid discharge pipe 20; the fixed ripple section that is provided with of drainage tube 3 middle part position, the effect that the ripple section set up lies in making drainage tube 3 possess certain flexible ability, and when negative pressure pump 2 work and produced the negative pressure, the ripple section possess certain resistance to compression and resistance to deformation ability, prevents then that the ripple section from blockking up.

Wherein as shown in fig. 1, sealing rings 24 are fixedly mounted at the threaded connection part of the sampling bottle 17 and the drainage bottle 1, the sliding fit part of the sealing sleeve 14 and the drainage bottle 1, the connection part of the transmission screw 22 and the volume adjusting seat 19, and the sliding connection part of the volume adjusting seat 19 and the sampling bottle 17, and the sealing rings 24 are arranged to ensure the sealing performance of the connection parts.

As shown in fig. 1, the return spring 801 is located right above the pressing base 9; one end of each group of overflow holes 13 is communicated with a sampling bottle 17; the sealing cap 10 is of a size adapted to the size of the sampling vial 17.

Wherein, the drainage bottle 1 and the sampling bottle 17 are made of transparent materials; the peripheral sides of the drainage bottle 1 and the sampling bottle 17 are fixedly provided with scales, and the scales and the transparent material are arranged to visually adjust the available capacity of the sampling bottle 17 and the available capacity of the overflow storage cavity 15.

One specific application of this embodiment is: the device is provided with two modes during use, one mode is a quantitative sampling mode, under the quantitative sampling mode, according to the requirement of effusion drainage capacity, the position of the volume adjusting seat 19 is adjusted through the driving motor 21 and the transmission screw rod 22, after the position of the volume adjusting seat 19 is adjusted, the usable volume of the sampling bottle 17 is adjusted, during drainage, the flow of the drainage tube 3 is controlled through the flow control valve 4, the negative pressure of the negative pressure pump 2 is controlled at the same time, when the effusion pumping volume reaches the specified volume, the negative pressure pump 2 stops working, and the sampling liquid can be discharged through the second liquid discharge tube 20;

the second mode is a liquid accumulation extraction mode, in which the positions of the sampling bottle 17 and the overflow storage cavity 15 are adjusted to be maximum, and after sampling is finished, the sampling can be discharged through a corresponding liquid discharge pipe;

the third mode is quantitative sample and excessive hydrops extraction integrated mode, before the use, go deep into the length of drainage bottle 1 through adjusting sampling bottle 17, can adjust the position of pressing seat 9, then adjust the volume size of this overflow storage cavity 15, the position of volume regulation seat 19 is adjusted according to the requirement of sample volume simultaneously, through the regulation of volume regulation seat 19 position, then adjust the sample volume that can take of sampling bottle 17, after negative pressure pump 2 worked, the liquid of the volume of extra sampling bottle 17 will directly discharge to overflow storage cavity 15 through overflow hole 13 and liquid permeation hole 12.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A drainage device for cardiovascular medicine comprises a drainage bottle (1); the surface of the drainage bottle (1) is respectively and fixedly provided with a negative pressure pump (2) and a drainage tube (3); a flow control valve (4), a flowmeter (5) and a one-way valve (6) are respectively and fixedly installed on the peripheral side surface of the drainage tube (3) from top to bottom, and a pressure gauge (7) is fixedly installed on the surface of the drainage bottle (1); a group of guide rods (8) distributed in a circumferential array are fixedly connected inside the drainage bottle (1); the peripheral side surfaces of the guide rods (8) are all sleeved with return springs (801); the peripheral side surface of the guide rod (8) is connected with a pressing seat (9) in a sliding way; the peripheral side surface of the pressing seat (9) is in sliding fit with the drainage bottle (1); press seat (9) bottom surface fixed mounting to have sealed cap (10), sealed cap (10) inner wall fixedly connected with seal gasket (11), drainage tube (3) bottom and the fixed intercommunication of pressure seat (9), its characterized in that:

the surface of the pressure seat (9) is provided with a group of liquid permeation holes (12) distributed in a circumferential array and a group of overflow holes (13) distributed in a circumferential array; the bottom surface of the pressure seat (9) is fixedly connected with a sealing sleeve (14); an overflow liquid storage cavity (15) is arranged between the drainage bottle (1) and the sealing sleeve (14); the bottom end of the overflow liquid storage cavity (15) is fixedly connected with a first liquid discharge pipe (16); the inner wall of the sealing sleeve (14) is in sliding fit with the drainage bottle (1); the inner wall of the drainage bottle (1) is in threaded connection with a sampling bottle (17); the top end of the sampling bottle (17) is matched with the sealing gasket (11); the inner wall of the sampling bottle (17) is provided with a group of guide grooves (18) which are distributed in a circumferential array; the peripheral side surface of the sampling bottle (17) is connected with a volume adjusting seat (19) in a sliding way through a guide groove (18); a second liquid discharge pipe (20) is fixedly communicated with the bottom surface of the volume adjusting seat (19); a driving motor (21) is fixedly arranged at the bottom of the sampling bottle (17); one end of the output shaft of the driving motor (21) is fixedly connected with a transmission screw (22); the peripheral side surface of the transmission screw rod (22) is connected with the volume adjusting seat (19).

2. The drainage device for cardiovascular department according to claim 1, characterized in that the valve (23) is fixedly arranged on the peripheral side surface of the first drainage pipe (16) and the second drainage pipe (20); the middle part of the drainage tube (3) is fixedly provided with a ripple section.

3. The drainage device for the cardiovascular department according to claim 1, characterized in that the sealing rings (24) are fixedly arranged at the threaded connection part of the sampling bottle (17) and the drainage bottle (1), the sliding fit part of the sealing sleeve (14) and the drainage bottle (1), the connection part of the transmission screw (22) and the volume adjusting seat (19), and the sliding connection part of the volume adjusting seat (19) and the sampling bottle (17).

4. The cardiovascular drainage device according to claim 1, wherein the return spring (801) is located right above the pressure seat (9); one end of each group of overflow holes (13) is communicated with a sampling bottle (17); the specification of the sealing cap (10) is matched with that of the sampling bottle (17).

5. The drainage device for the cardiovascular department according to claim 1, characterized in that the drainage bottle (1) and the sampling bottle (17) are made of transparent materials; the periphery sides of the drainage bottle (1) and the sampling bottle (17) are fixedly provided with scales.