CN219001346U

CN219001346U - Drainage device with take off tub alarming function

Info

Publication number: CN219001346U
Application number: CN202222411843.3U
Authority: CN
Inventors: 谢婵娟; 熊静; 王泽友; 李小燕; 董美玲; 文清慧
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-05-12
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to the technical field of medical appliances, in particular to a drainage device with a tube-removing alarm function, which comprises a drainage bottle and a catheter, wherein a negative pressure tube and a drainage tube are arranged at the top of the drainage bottle; when one end of the catheter is inserted outside the drainage tube, the ball is abutted with the outer surface of the catheter. The drainage tube alarm mechanism is arranged in the drainage tube, and can sense in time when the catheter falls off from the drainage tube.

Description

Drainage device with take off tub alarming function

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a drainage device with a tube-removing alarm function.

Background

In clinical surgical treatment, drainage devices are often required to drain fluid accumulation in a patient. The existing drainage device generally comprises a drainage bottle and a drainage catheter, wherein the drainage bottle is provided with a negative pressure hole and a drainage hole, the negative pressure hole is used for being connected with an external negative pressure generating device so that a negative pressure environment is generated inside the drainage bottle, the drainage hole is connected with the drainage catheter, and the other end of the drainage catheter is inserted into a patient body to suck effusion. However, in the actual use process, the patient can not always lie on the sickbed, and when the patient turns over, the drainage catheter can be pulled, so that the drainage catheter is separated from the drainage bottle. At this time, if medical staff and family members of patients do not find that the drainage catheter falls off in time, drainage treatment is interrupted, and then the nursing quality of the patients is reduced. Therefore, we propose a drainage device with a pipe-off alarm function to well solve the above drawbacks.

Disclosure of Invention

The utility model aims to provide a drainage device with a pipe-removing alarm function, which is used for solving the problems in the background technology.

The utility model is realized by the following technical scheme:

the drainage device with the pipe-off alarm function comprises a drainage bottle and a guide pipe, wherein a negative pressure pipe and a drainage pipe are arranged at the top of the drainage bottle, a pipe-off alarm mechanism is arranged at the top of the drainage bottle, the pipe-off alarm mechanism comprises a force transducer and a controller, a signal output end of the force transducer is connected with a signal input end of the controller, a detection end of the force transducer is connected with a bonding sheet, and the bonding sheet is connected with a ball through a spring; when one end of the catheter is inserted into the outside of the drainage tube, the ball is abutted with the outer surface of the catheter.

Optionally, a mounting ring is fixedly arranged at the top of the drainage bottle, the mounting ring is sleeved on the outer side of the drainage tube, a through hole is formed in one side of the mounting ring, a conduction pipe is arranged on the outer surface of the mounting ring and positioned at the through hole, and an end cover is detachably arranged at the tail end of the conduction pipe; the force transducer is fixedly arranged on the end cover, and the detection end of the force transducer extends into the conducting tube.

Optionally, the pipe-off alarm mechanism further comprises a buzzer, and the signal output end of the controller is electrically connected with the buzzer.

Optionally, the pipe includes body, detection portion and the drainage head of end to end in proper order, detection portion is the cavity structure, the surface of detection portion is equipped with pressure sensor, pressure sensor's detection end stretches into in the detection portion, pressure sensor's signal output part with the signal input part of controller links to each other.

Optionally, the two ends of the detection part are respectively provided with an input port and an output port, and the output port is provided with a one-way valve which only allows fluid to flow out from the inside of the detection part; one end of the pipe body is connected with the one-way valve.

Optionally, a transition pipe is arranged at the input port on the detection part, and the tail end of the transition pipe is connected with the drainage head.

Compared with the prior art, the utility model provides a drainage device with a tube removal alarm function, which has the following beneficial effects:

1. the drainage tube alarm mechanism is arranged in the drainage tube, and can sense in time when the catheter falls off from the drainage tube;

2. the utility model also has a pressure sensor for detecting the pressure change in the pipe body, and when the pipe body is blocked, the pressure sensor can timely sense, so the utility model also has an anti-blocking alarm function;

3. the utility model has the one-way valve, which can avoid the backflow of effusion to the patient and cause the infection of the patient, thus the utility model can further improve the safety of drainage treatment.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial schematic view of the structure of the present utility model;

fig. 3 is an enlarged corresponding diagram at a in fig. 2.

In the figure: 10. a drainage bottle; 101. a negative pressure pipe; 102. a drainage tube; 103. a mounting ring; 104. a through hole; 105. a conduit; 106. an end cap; 20. a conduit; 201. a tube body; 202. a detection unit; 203. a drainage head; 204. a pressure sensor; 205. a one-way valve; 206. a transition pipe; 30. a pipe-removing alarm mechanism; 301. a load cell; 302. a controller; 303. a bonding sheet; 304. a spring; 305. a ball; 306. a buzzer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-3, a drainage device with a pipe-removing alarm function comprises a drainage bottle 10 and a catheter 20, wherein a negative pressure pipe 101 and a drainage pipe 102 are arranged at the top of the drainage bottle 10, the negative pressure pipe 101 is used for being connected with external negative pressure generating equipment, the drainage pipe 102 is used for being connected with the catheter 20, a mounting ring 103 is fixedly arranged at the top of the drainage bottle 10, the mounting ring 103 is sleeved on the outer side of the drainage pipe 102, a through hole 104 is formed in one side of the mounting ring 103, a conducting pipe 105 is arranged on the outer surface of the mounting ring 103 and positioned at the through hole 104, and an end cover 106 is detachably arranged at the tail end of the conducting pipe 105; the end cover 106 and the conducting tube 105 are directly connected in a plugging mode, namely, when the end cover 106 is sleeved on the conducting tube 105, the end cover 106 is tightly abutted with the inner wall of the conducting tube 105.

Further, a tube removing alarm mechanism 30 is arranged at the top of the drainage bottle 10, the tube removing alarm mechanism 30 comprises a force transducer 301 (model is VC 08) and a controller 302 (model is STM32F 103), wherein the force transducer 301 is fixedly arranged on the end cover 106, the detection end of the force transducer 301 extends into the conducting tube 105, the controller 302 is positioned on the top surface of the drainage bottle 10, the signal output end of the force transducer 301 is connected with the signal input end of the controller 302, the detection end of the force transducer 301 is connected with a bonding sheet 303, and the bonding sheet 303 is connected with a ball 305 through a spring 304; when one end of the catheter 20 is spliced outside the drainage tube 102, the ball 305 abuts against the outer surface of the catheter 20; when catheter 20 is pulled out of drain tube 102, spring 304 will expand, the pressure detected by load cell 301 will also decrease, and load cell 301 will transmit such pressure signal to controller 302; the off-tube alarm mechanism 30 further includes a buzzer 306, and a signal output end of the controller 302 is electrically connected to the buzzer 306. Before specific use, the embodiment needs to set a pressure threshold on the controller 302, and when the pressure detected by the load cell 301 is smaller than the pressure threshold, the controller 302 will automatically trigger the buzzer 306, so as to remind the family members or medical staff of the patient.

Further, the catheter 20 includes a tube 201, a detecting portion 202 and a drainage head 203 which are sequentially connected end to end, and one end of the tube 201 away from the detecting portion 202 is connected with the drainage tube 102, the detecting portion 202 is of a cavity structure, a pressure sensor 204 (model is SIN-P300) is arranged on the outer surface of the detecting portion 202, a detecting end of the pressure sensor 204 extends into the detecting portion 202, and a signal output end of the pressure sensor 204 is connected with a signal input end of the controller 302; the pressure sensor 204 is used for monitoring the pressure in the detection part 202 and transmitting a pressure signal to the controller 302; the two ends of the detection part 202 are respectively provided with an input port and an output port, and the output port is provided with a one-way valve 205 which only allows fluid to flow out from the inside of the detection part 202; one end of the tube 201 is connected with the one-way valve 205, i.e. the liquid accumulation in the tube 201 is prevented from flowing back to the patient; in addition, a transition pipe 206 is arranged at the input port of the detection part 202, the tail end of the transition pipe 206 is connected with the drainage head 203, and the length of the transition pipe 206 is not more than 20 cm; in this embodiment, under normal use, the detection portion 202 is communicated with the inside of the drainage bottle 10, so that the detection portion 202 is always in a negative pressure environment, but when the pipe 201 is blocked, if the air flow is not smooth due to bending, the detection portion 202 is restored to normal pressure, and the pressure sensor 204 is used for detecting such pressure change. Before specific use, the embodiment needs to preset a pressure threshold on the controller 302, and when the pressure detected by the pressure sensor 204 exceeds the pressure threshold, the controller 302 will also automatically trigger the buzzer 306, so as to remind the medical staff and the family members of the patient of the attention.

In the use process of the embodiment, the drainage head 203 is firstly inserted into a patient, and is fixed by using a medical adhesive tape, and then the negative pressure pipe 101 is connected with an external negative pressure generating device, so that a negative pressure environment is generated in the drainage bottle 10, and the effusion in the patient is sucked into the drainage bottle 10; when the patient turns over to cause the catheter 20 to be detached from the drainage tube 102, the controller 302 can automatically trigger the buzzer 306 due to the change of the pressure indication of the force transducer 301, so as to remind the family members of the patient of paying attention; when the air flow of the tube 201 is not smooth due to blockage or bending, the pressure signal of the pressure sensor 204 is also changed, so that the buzzer 306 is triggered indirectly through the controller 302; in addition, the present embodiment further has a one-way valve 205, and the one-way valve 205 can prevent the effusion from flowing back into the patient, thereby causing the infection of the patient, and further improving the use safety of the drainage device.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drainage device with take off tub alarming function, includes drainage bottle (10) and pipe (20), the top of drainage bottle (10) is equipped with negative pressure pipe (101) and drainage tube (102), its characterized in that: the drainage bottle is characterized in that a tube-removing alarm mechanism (30) is arranged at the top of the drainage bottle (10), the tube-removing alarm mechanism (30) comprises a force transducer (301) and a controller (302), a signal output end of the force transducer (301) is connected with a signal input end of the controller (302), a detection end of the force transducer (301) is connected with a bonding sheet (303), and the bonding sheet (303) is connected with a ball (305) through a spring (304); when one end of the catheter (20) is inserted into the outside of the drainage tube (102), the ball (305) is abutted with the outer surface of the catheter (20).

2. The drainage device with a tube removal alarm function according to claim 1, wherein: the top of the drainage bottle (10) is fixedly provided with a mounting ring (103), the mounting ring (103) is sleeved on the outer side of the drainage tube (102), one side of the mounting ring (103) is provided with a through hole (104), the outer surface of the mounting ring (103) is provided with a conducting tube (105) at the position of the through hole (104), and the tail end of the conducting tube (105) is detachably provided with an end cover (106); the force transducer (301) is fixedly arranged on the end cover (106), and the detection end of the force transducer (301) extends into the conducting tube (105).

3. The drainage device with a tube removal alarm function according to claim 2, wherein: the off-tube alarm mechanism (30) further comprises a buzzer (306), and the signal output end of the controller (302) is electrically connected with the buzzer (306).

4. The drainage device with a tube removal alarm function according to claim 1, wherein: the catheter (20) comprises a catheter body (201), a detection part (202) and a drainage head (203) which are connected end to end in sequence, the detection part (202) is of a cavity structure, a pressure sensor (204) is arranged on the outer surface of the detection part (202), the detection end of the pressure sensor (204) stretches into the detection part (202), and the signal output end of the pressure sensor (204) is connected with the signal input end of the controller (302).

5. The drainage device with a tube removal alarm function according to claim 4, wherein: the two ends of the detection part (202) are respectively provided with an input port and an output port, and the output port is provided with a one-way valve (205) which only allows fluid to flow out from the inside of the detection part (202); one end of the pipe body (201) is connected with the one-way valve (205).

6. The drainage device with a tube removal alarm function according to claim 5, wherein: the transition pipe (206) is arranged at the input port of the detection part (202), and the tail end of the transition pipe (206) is connected with the drainage head (203).