CN211512811U

CN211512811U - Catheter

Info

Publication number: CN211512811U
Application number: CN201921228704.9U
Authority: CN
Inventors: 赵雅斐; 孙冬丽; 金歌; 刘盛楠
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-09-18
Anticipated expiration: 2029-07-31

Abstract

The catheter effectively solves the problems that the prior catheter can not regularly urinate and can not collect urine samples; the left end of the drainage tube is provided with a three-way valve, the outer edge surface of the drainage tube is provided with a fixing block which is positioned at the right side of the three-way valve and in the vertical direction, the fixing block is internally provided with a pushing groove which is positioned at the left side of the fixing block and in the vertical direction, the pushing groove is in sliding connection with a pressure rod which is in the vertical direction and the upper end surface of which can be contacted with the outer edge surface of the drainage tube, the fixing block is provided with a bell which is positioned right below the pressure rod, the lower end surface of the pressure rod can be contacted; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Catheter

Technical Field

The utility model relates to the field of medical equipment, concretely relates to catheter.

Background

Catheterization is to insert a catheter into the bladder via the urethra to draw out urine, and is suitable for urinary retention caused by lower urinary tract obstruction or neurogenic bladder.

At present, a patient who is required to keep a catheter for a long time in a catheterization operation clinically needs to continuously clamp the catheter and open the catheter at fixed time, and the problem that the patient forgets to open the catheter after clamping the catheter exists due to large workload of clinical nursing staff, so that the patient is easily subjected to secondary damage; and when a small amount of urine specimens are clinically retained, a sterile syringe is adopted for puncturing, so that the risk of occupational exposure is caused.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model aims to provide a catheter, which effectively solves the problems that the prior catheter can not regularly urinate and can not collect urine specimens.

The technical scheme of its solution is, the utility model discloses a control axial drainage tube, the drainage tube left end is equipped with the three-way valve, be equipped with the right-hand and upper and lower direction's that is located the three-way valve fixed block on the outer fringe face of drainage tube, set up the promotion groove that is located its left side and upper and lower direction in the fixed block, direction and up end can with the depression bar of drainage tube outer fringe face contact about promoting inslot sliding connection, be equipped with the small bell that is located under the depression bar on the fixed block, the depression bar under the terminal surface can with small bell outer fringe face contact, the depression bar can regularly move down.

Compared with the prior art, the beneficial effects of the utility model are that: the three-way valve is convenient for medical personnel to gather patient's urine sample, avoids puncturing repeatedly, reduces patient's misery, reduces the occupation and exposes, sets up the depression bar and lasts the clamp drainage tube, and the hole of dripping and limiting plate control water are from the whole used time that flows in the division board below in division board top, regularly open the drainage tube, reduce the emergence of relevant urinary tract infection, have improved patient's comfort level, have reduced nursing staff's working strength, this simple structure, convenient operation conceives the novelty, and the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is the axonometric view of the utility model.

Figure 3 is the utility model discloses a dissect axonometric drawing

Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 2 according to the present invention.

Fig. 6 is an enlarged view of C in fig. 2 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

The automatic lifting device is shown in figures 1 to 6 and comprises a left-right axial drainage tube 1, a three-way valve 2 is arranged at the left end of the drainage tube 1, a fixing block 3 which is positioned at the right side of the three-way valve 2 and is in the vertical direction is arranged on the outer edge surface of the drainage tube 1, a pushing groove 4 which is positioned at the left side of the fixing block 3 and is in the vertical direction is arranged in the fixing block 3, a pressing rod 5 which is in the vertical direction and has an upper end surface capable of contacting with the outer edge surface of the drainage tube 1 is connected in the pushing groove 4 in a sliding mode, a bell 6 which is positioned right below the pressing rod 5 is arranged on the fixing block 3.

In order to enable the pressure lever 5 to move downwards at regular time, a first limiting groove 7 with a right opening is formed in the pressure lever 5, a sliding groove 8 with a left opening is formed in the fixed block 3, and the bottom of the sliding groove 8 is connected with a limiting rod 10 which can be inserted into the first limiting groove 7 and move rightwards at regular time through a spring 9.

In order to make the gag lever post 10 regularly remove to the right, gag lever post 10 on seted up the ascending second spacing groove 11 of opening, set up the aqua storage tank 12 that is located between sliding tray 8 and drainage tube 1 in the fixed block 3, be equipped with division board 13 that high left and low right side is low in the aqua storage tank 12, division board 13 right side is seted up the weeping hole 14 that link up from top to bottom, sliding connection has the push pedal 15 that is located division board 13 below and left and right directions in aqua storage tank 12, be equipped with the push rod 16 that upper and lower direction and lower extreme insert second spacing inslot 11 on the terminal surface of push pedal 15, the cover is equipped with the pressure spring 17 that is located between push pedal 15 and the aqua storage tank 12 on the push rod 16, push rod 16 lower extreme is the inclined plane.

For the speed of more accurate control water through

drip hole

14, 3 right sides sliding connection of fixed block have can shelter from drip hole 14's limiting plate 18, axial pivot 19 about limiting plate 18 right side threaded connection has, 19 right-hand members of pivot run through fixed block 3 and the coaxial knob 20 that is equipped with, be equipped with along the scale 21 of 20 circumferencial direction equipartitions of knob on the 3 right-hand members of fixed block, 20 right-hand members of knob are equipped with pointer 22.

In order to facilitate the water circulation in the water storage tank 12, the left side of the partition plate 13 is provided with a water outlet 23 which is communicated up and down, and a one-way valve 24 with an opening facing the drainage tube 1 is arranged in the water outlet 23.

In order to collect the sample conveniently, the lower end of the three-way valve 2 is provided with a collecting pipe 25, and the left end of the three-way valve 2 is provided with a shunt pipe 26.

In order to fix the device, the front end of the fixing block 3 is provided with a sucking disc 27.

When the utility model is used, the water in the water storage tank 12 is completely positioned above the partition plate 13 in the initial state, the limiting plate 18 completely shields the drip hole 14, the lower end surface of the pressure rod 5 is contacted with the outer edge surface of the bell 6, and the left end surface of the limiting rod 10 is contacted with the right end surface of the pressure rod 5;

the device is fixed on a sickbed by using a sucking disc 27, the lower end of a pressure rod 5 is pushed upwards, the pressure rod 5 moves upwards, the pressure rod 5 gradually contacts and extrudes the drainage tube 1, when a first limiting groove 7 is positioned at the right left of a limiting rod 10, the limiting rod 10 moves leftwards under the action of a spring 9 and is inserted into the first limiting groove 7, and at the moment, the drainage tube 1 is pressed and closed by the upper end of the pressure rod 5;

when the knob 20 is rotated clockwise, the knob 20 drives the limit plate 18 to move rightwards synchronously through the rotating shaft 19, the water above the partition plate 13 gradually flows into the lower part of the partition plate 13 through the water dripping holes 14, and the scale 21 aligned with the pointer 22 reads the time used for the water above the partition plate 13 to completely flow into the lower part of the partition plate 13, for example: "the scale 21 pointed at by the pointer 22 reads twenty-five, indicating that the time taken for the water above the partition plate 13 to flow completely into the lower side of the partition plate 13 is twenty-five minutes";

along with the fact that water above the partition plate 13 continuously flows into the lower portion of the partition plate 13, water between the push plate 15 and the partition plate 13 is continuously increased, the push plate 15 gradually moves downwards and extrudes the pressure spring 17, the push plate 15 drives the push rod 16 to synchronously move downwards, and because the lower end face of the push rod 16 is an inclined face and the inclined face is always in contact with the upper end of the right side face of the second limiting groove 11, the limiting rod 10 gradually moves rightwards and extrudes the spring 9 while the push rod 16 gradually moves downwards;

the limiting rod 10 gradually moves rightwards, the left end face of the limiting rod 10 is gradually far away from the bottom surface of the first limiting groove 7, meanwhile, the upper end face of the limiting rod 10 is always in contact with the upper side face of the first limiting groove 7, the position of the pressure rod 5 is unchanged, when all water above the partition plate 13 flows into the lower part of the partition plate 13, the limiting rod 10 moves out of the first limiting groove 7, the upper end face of the limiting rod 10 is not in contact with the upper side face of the first limiting groove 7, the pressure rod 5 moves downwards under the action of gravity, the upper end of the pressure rod 5 loosens the drainage tube 1, at the moment, urine of a patient can be discharged through the drainage tube 1, the lower end of the pressure rod 5 is in contact with the bell 6 and impacts the bell 6 to remind;

the nursing staff can come beside the patient after hearing the sound, and after the patient urinates, the device is taken down and inverted, the water below the partition plate 13 flows into the upper part of the partition plate 13 through the one-way valve 24, after the water below the partition plate 13 completely flows into the upper part of the partition plate 13, the knob 20 is rotated anticlockwise, and the knob 20 drives the limiting plate 18 to move leftwards through the rotating shaft 19 and shields the dripping hole 14;

when water above the push plate 15 flows into the upper part of the partition plate 13, the push plate 15 moves upwards under the action of the pressure spring 17, the push plate 15 drives the push rod 16 to move upwards synchronously, and the lower end of the push rod 16 is still in the second limiting groove 11;

fixing the device on a sickbed by using a sucking disc 27, and repeating the operation;

when a urine sample of a patient needs to be collected, the valve of the three-way valve 2 is rotated in the process of urination of the patient, so that the drainage tube 1 is communicated with the collection tube 25, the collection device is placed at the outlet of the collection tube 25, and after sampling is completed, the valve of the three-way valve 2 is rotated, so that the drainage tube 1 is communicated with the flow dividing tube 26.

The utility model discloses a fixed block 3 can adopt transparent material preparation, is convenient for observe the water level in the aqua storage tank 12.

The utility model discloses a push pedal 15 is equipped with sealed the pad all around, prevents that the rivers of push pedal 15 top from flowing into push pedal 15 below.

Claims

1. The catheter comprises a left axial drainage tube (1) and a right axial drainage tube (1), and is characterized in that a three-way valve (2) is arranged at the left end of the drainage tube (1), a fixing block (3) which is positioned at the right side of the three-way valve (2) and in the vertical direction is arranged on the outer edge surface of the drainage tube (1), a pushing groove (4) which is positioned at the left side of the fixing block and in the vertical direction is formed in the fixing block (3), a pressing rod (5) which is in sliding connection with the pushing groove (4) in the vertical direction and in the upper end surface can be in contact with the outer edge surface of the drainage tube (1), a bell (6) which is positioned right below the pressing rod (5) is arranged on the fixing block (3), the lower end surface of.

2. The catheter according to claim 1, characterized in that the pressure lever (5) is provided with a first limit groove (7) with a right opening, the fixed block (3) is provided with a sliding groove (8) with a left opening, and the bottom of the sliding groove (8) is connected with a limit lever (10) which can be inserted into the first limit groove (7) and can move right at regular time through a spring (9).

3. A catheter according to claim 2, wherein a second limiting groove (11) with an upward opening is formed in the limiting rod (10), a water storage groove (12) between the sliding groove (8) and the drainage tube (1) is formed in the fixing block (3), a partition plate (13) with a height from left to right is arranged in the water storage groove (12), a vertically through water dripping hole (14) is formed in the right side of the partition plate (13), a push plate (15) which is located below the partition plate (13) and in the left-right direction is slidably connected in the water storage groove (12), a push rod (16) which is located in the second limiting groove (11) and is inserted into the lower end face of the push plate (15) in the up-down direction is arranged on the lower end face of the push plate (15), a pressure spring (17) which is located between the push plate (15) and the water storage groove (12) is sleeved on the push rod (16), and the lower end face of the push.

4. The urinary catheter according to claim 1, characterized in that the right side of the fixed block (3) is slidably connected with a limiting plate (18) capable of shielding a dripping hole (14), the right side of the limiting plate (18) is in threaded connection with a left-right axial rotating shaft (19), the right end of the rotating shaft (19) penetrates through the fixed block (3) and is coaxially provided with a knob (20), scales (21) uniformly distributed along the circumferential direction of the knob (20) are arranged on the right end face of the fixed block (3), and a pointer (22) is arranged at the right end of the knob (20).

5. A catheter according to claim 3, characterized in that the left side of the partition plate (13) is provided with a water outlet (23) which is through up and down, and a one-way valve (24) with an opening facing the drainage tube (1) is arranged in the water outlet (23).

6. A catheter according to claim 1, characterized in that the lower end of the three-way valve (2) is provided with a collecting pipe (25), and the left end of the three-way valve (2) is provided with a shunt pipe (26).

7. A catheter according to claim 1, characterized in that the front end of the fixing block (3) is provided with a suction cup (27).