CN220125192U - Anti-blocking drainage device - Google Patents

Abstract

The utility model discloses an anti-blocking drainage device, which comprises an attraction head and a drainage bag, wherein a three-way pipe is arranged between the attraction head and the drainage bag, and comprises a cavity, a first connector arranged at the top of the cavity, and a second connector and a third connector arranged at two sides of the bottom of the cavity; the first joint is connected with the suction head through the suction pipe, one end of the second joint, far away from the cavity, is connected with a negative pressure cylinder, the negative pressure cylinder is externally connected with a negative pressure device which enables the negative pressure cylinder to generate negative pressure, the third joint is connected with the drainage bag through the drainage pipe, and a control structure is arranged on the three-way pipe. According to the utility model, the negative pressure cylinder and the three-way pipe are arranged between the suction head and the drainage bag, when the suction pipe or the drainage pipe is blocked, the negative pressure cylinder is communicated with the suction pipe or the drainage pipe through the three-way pipe, and a blocked object block in the suction pipe or the drainage pipe is sucked into the negative pressure cylinder by utilizing negative pressure, so that the suction pipe or the drainage pipe is dredged without replacing drainage again.

Description

An anti-blocking drainage device

Technical field

The utility model relates to the technical field of medical auxiliary supplies, and in particular to an anti-blocking drainage device.

Background technique

In clinical practice, drainage devices are often used to drain liquid or gas from the patient's body. Existing drainage devices generally include a suction head, a drainage tube and a drainage bag. When used, the suction head is inserted into the patient's body, and the patient's body is removed through the drainage tube. The fluid is directed into the drainage bag.

In actual use, the drainage tube is often blocked by tissue or blood clots drained from the patient's body, causing the drainage device to become unusable and the drainage device needs to be replaced.

Utility model content

The purpose of this utility model is to provide an anti-blocking drainage device to solve the technical problem in the prior art that drainage pipes are easily blocked.

In order to solve the above technical problems, the present utility model specifically provides the following technical solutions:

An anti-blocking drainage device includes a suction head and a drainage bag. A three-way pipe is provided between the suction head and the drainage bag. The three-way pipe includes a chamber and a first joint arranged on the top of the chamber, and is provided with a second joint and a third joint on either side of the bottom of the chamber;

The first joint and the suction head are connected through a suction tube, and the end of the second joint away from the chamber is connected to a negative pressure cylinder. The negative pressure cylinder is externally connected to a negative pressure device that generates negative pressure in the negative pressure cylinder, so The third joint and the drainage bag are connected through a drainage tube, and a control structure is provided on the tee tube, and the control structure can respectively control the opening and closing of the first joint, the second joint and the third joint.

As a preferred solution of the present invention, the control structure includes a blocking block, the outer surface of the blocking block matches the inner wall of the chamber, a knob is provided outside the chamber, and the knob is twisted to drive The blocking block rotates.

As a preferred solution of the present invention, the negative pressure device includes an air bag, a trachea is connected between the air bag and the negative pressure cylinder, a one-way air outlet valve is provided on the air bag, and a one-way air outlet valve is provided inside the trachea. Intake valve.

As a preferred solution of the present invention, the outer surface and end of the suction head are provided with suction holes.

As a preferred solution of the present invention, a branch pipe is connected between the negative pressure cylinder and the drainage pipe, a control valve is provided on the branch pipe, and a filter is provided at the end of the branch pipe close to the negative pressure cylinder.

Compared with the existing technology, the utility model has the following beneficial effects:

The utility model is provided with a negative pressure tube and a three-way tube between the suction head and the drainage bag. When the suction tube or the drainage tube is blocked, the negative pressure tube is connected to the suction tube or the drainage tube through the tee tube, and the negative pressure tube is connected to the suction tube or the drainage tube by using the negative pressure tube. Use pressure to suck the blocked objects in the suction tube or drainage tube into the negative pressure cylinder, thereby clearing the suction tube or drainage tube without replacing the drainage tube.

Description of drawings

In order to more clearly explain the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to describe the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only exemplary. For those of ordinary skill in the art, other implementation drawings can be obtained based on the extension of the provided drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram provided by an embodiment of the present utility model;

Figure 2 is a schematic structural diagram of the negative pressure device in the present utility model;

Figure 3 is a schematic structural diagram of the suction head of the utility model;

Figure 4 is a schematic diagram of three connection states of the tee pipe and the blocking block in the utility model.

The labels in the figure are as follows:

1-suction head; 2-drainage bag; 3-three-way tube; 4-suction tube; 5-negative pressure tube; 6-negative pressure device; 7-drainage tube; 8-control structure; 9-branch tube; 10-control Valve; 11-filter;

101-Suction hole;

301-chamber; 302-first joint; 303-second joint; 304-third joint; 305-blocking block;

601-air bag; 602-trachea; 603-one-way air outlet valve; 604-one-way air inlet valve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

When the existing drainage device is used, the drainage tube 7 is often blocked by tissue blocks or blood clots drained from the patient's body, resulting in the drainage device becoming unusable and requiring the drainage device to be replaced, causing pain and economic burden to the patient. Therefore, It is necessary to develop a drainage device that can clear the drainage tube 7 and prevent the drainage tube 7 from being blocked.

As shown in Figure 1, the present invention provides an anti-blocking drainage device, which mainly connects the negative pressure tube 5 with the suction tube 4 or the drainage tube 7 through the tee tube 3, and uses the negative pressure to connect the suction tube 4 or the drainage tube 7 The blocked objects are sucked into the negative pressure tube 5 to clear the suction tube 4 or the drainage tube 7 .

The anti-blocking drainage device includes a suction head 1 and a drainage bag 2. A three-way tube 3 is provided between the suction head 1 and the drainage bag 2. The three-way tube 3 includes a chamber 301 and a third tube disposed on the top of the chamber 301. A joint 302, and second joints 303 and third joints 304 provided on both sides of the bottom of the chamber 301;

The first joint 302 and the suction head 1 are connected through the suction tube 4. The end of the second joint 303 away from the chamber 301 is connected to a negative pressure cylinder 5. The negative pressure cylinder 5 is externally connected to generate the negative pressure cylinder 5. The negative pressure device 6 of negative pressure, the third joint 304 and the drainage bag 2 are connected through the drainage tube 7, the three-way tube 3 is provided with a control structure 8, the control structure 8 can respectively control the first Connecting and disconnecting the connector 302, the second connector 303 and the third connector 304.

In this embodiment, a negative pressure tube 5 and a three-way tube 3 are provided between the suction head 1 and the drainage bag 2. When the suction tube 4 or the drainage tube 7 is blocked, the negative pressure tube 5 and the suction tube 3 are connected through the tee tube 3. The tube 4 or the drainage tube 7 is connected, and the negative pressure is used to suck the blocked objects in the suction tube 4 or the drainage tube 7 into the negative pressure cylinder 5, thereby clearing the suction tube 4 or the drainage tube 7 without replacing the drainage tube.

In actual use, the suction head 1 is inserted into the patient's body, the second joint 303 is disconnected from the chamber 301 through the control structure 8, and both the first joint 302 and the third joint 304 are connected to the chamber 301, then the patient The accumulated fluid in the body reaches the inside of the chamber 301 through the suction head 1 and the suction tube 4, and then reaches the drainage bag 2 through the drainage tube 7 to drain the accumulated fluid in the patient's body.

When the inside of the suction tube 4 is blocked, the third joint 304 is disconnected from the chamber 301 through the control structure 8, and the second joint 303 is connected to the chamber 301 at the same time, so that the negative pressure cylinder 5 is connected to the suction tube 4. When the negative pressure device 6 is used to generate negative pressure inside the negative pressure cylinder 5, the blocked objects inside the suction tube 4 will reach the negative pressure cylinder 5 through the first joint 302, the chamber 301 and the second joint 303 in sequence, thereby clearing the air. After the suction tube 4 is cleared, the second joint 303 is disconnected from the chamber 301 through the control structure 8, and at the same time, the third joint 304 is connected to the chamber 301, so that the tee tube 3 returns to its original state and continues drainage.

When a blockage occurs inside the drainage tube 7 , the first joint 302 is disconnected from the chamber 301 through the control structure 8 , and the second joint 303 is connected to the chamber 301 at the same time, so that the negative pressure cylinder 5 is connected to the drainage tube 7 When the negative pressure device 6 is used to generate negative pressure inside the negative pressure cylinder 5, the blocked objects inside the drainage tube 7 will reach the negative pressure cylinder 5 through the third joint 304, the chamber 301 and the second joint 303 in sequence, thereby clearing the After the drainage tube 7 is cleared, the second joint 303 is disconnected from the chamber 301 through the control structure 8, and at the same time, the first joint 302 is connected to the chamber 301, so that the tee tube 3 returns to its original state and continues drainage.

Through the above operations, whether there is a blockage inside the suction tube 4 or the drainage tube 7, it can be cleared without replacing the entire drainage device.

The control structure 8 can be a valve. Installing a valve on each joint can control the connection between the joint and the chamber 301. Regarding the specific structure of the control structure 8, the present invention provides the following specific preferred embodiment: as shown in Figure 4 As shown, the control structure 8 includes a blocking block 305. The outer surface of the blocking block 305 matches the inner wall of the chamber 301. A knob is provided outside the chamber 301. The knob is twisted to drive the blocking block. 305 turns. By turning the knob to drive the blocking block 305 to rotate, there are three states in Figure 4 between the blocking block 305 and the chamber 301, that is, the first joint 302 is connected with the third joint 304, and the first joint 302 is connected with the second joint. 303 is connected, and the second joint 303 is connected with the third joint 304. Compared with the valve, the above state can be quickly reached by rotating the blocking block 305, and only needs to be rotated once.

Further, in order for the liquid or blockage to flow more smoothly inside the chamber 301, it is preferred that the inner wall of the chamber 301 is set in a circular shape, the blocking block 305 is set in a fan shape, and the angle between the second joint 303 and the third joint 304 is is 0-90 degrees, no matter which of the above three states the blocking block 305 is in, the liquid or blockage coming into the chamber 301 can pass through the third joint 304 or the second joint 303 smoothly.

In this embodiment, the negative pressure device 6 may be a negative pressure pump. By starting the negative pressure pump, negative pressure is generated inside the negative pressure cylinder 5 . Since the negative pressure pump needs to be connected to a power source to work, and vibration will occur during operation, for more convenient use, the present invention provides the following specific preferred embodiment: As shown in Figure 2, the negative pressure device 6 includes an air bag 601, so An air pipe 602 is connected between the air bag 601 and the negative pressure cylinder 5. The air bag 601 is provided with a one-way air outlet valve 603, and the air pipe 602 is provided with a one-way air inlet valve 604 inside. In actual use, the air bag 601 is continuously pressed, and the gas inside the air bag 601 is squeezed out through the one-way air outlet valve 603. At the same time, the gas inside the negative pressure cylinder 5 is transferred to the air bag 601 through the one-way air inlet valve 604, and then the one-way air inlet valve 604 is used. The air outlet valve 603 is discharged, thereby generating negative pressure in the negative pressure cylinder 5. This operation method only needs to continuously squeeze the air bag 601, and the pressure can be adjusted through the vent hole on the negative pressure cylinder 5 without connecting to a power supply, and The entire process does not produce additional noise and vibration.

In order to eliminate the problem of the suction head 1 being blocked at the source, as shown in FIG. 3 , suction holes 101 are provided on both the outer surface and the end of the suction head 1 . By providing a plurality of suction holes 101 on the outer surface of the suction head 1, clogging is effectively prevented and drainage efficiency is improved.

When the negative pressure cylinder 5 clears the blockage, drainage fluid will also flow into the negative pressure cylinder 5. For patients who need to measure the volume of the drainage fluid, it will cause the problem of small measurement data of the drainage fluid volume. In this regard, this paper The invention provides the following specific preferred embodiment: As shown in Figure 1, a branch pipe 9 is connected between the negative pressure tube 5 and the drainage pipe 7, and a control valve 10 is provided on the branch pipe 9. The branch pipe 9 is close to the negative pressure tube 5 and the drainage pipe 7. The end of the pressure cylinder 5 is provided with a filter screen 11. When the second joint 303 is disconnected and the control valve 10 on the branch pipe 9 is opened, the drainage fluid inside the negative pressure cylinder 5 will merge with the drainage fluid inside the drainage tube 7 through the branch pipe 9 and reach the drainage bag 2 , so that The measurement of drainage fluid is more accurate. By providing the filter 11, the blockage inside the negative pressure cylinder 5 can be filtered out to prevent the blockage from blocking the drainage tube 7 again.

The above embodiments are only exemplary embodiments of the present application and are not used to limit the present application. The protection scope of the present application is defined by the claims. Those skilled in the art can make various modifications or equivalent substitutions to this application within the essence and protection scope of this application, and such modifications or equivalent substitutions should also be deemed to fall within the protection scope of this application.

Claims (5)

1. An anti-blocking drainage device, characterized in that it includes a suction head (1) and a drainage bag (2), and a three-way pipe (3) is provided between the suction head (1) and the drainage bag (2). ), the tee pipe (3) includes a chamber (301) and a first joint (302) provided at the top of the chamber (301), and a second joint (303) provided at both sides of the bottom of the chamber (301) ) and the third joint (304); The first joint (302) and the suction head (1) are connected through a suction tube (4), and the end of the second joint (303) away from the chamber (301) is connected to a negative pressure cylinder ( 5), the negative pressure tube (5) is externally connected to a negative pressure device (6) that generates negative pressure in the negative pressure tube (5), and the third joint (304) and the drainage bag (2) are connected through drainage The three-way pipe (3) is connected with a control structure (8), and the control structure (8) can control the first joint (302), the second joint (303) and the third joint respectively. Connector (304) is connected. 2. An anti-blocking drainage device according to claim 1, characterized in that: The control structure (8) includes a blocking block (305). The outer surface of the blocking block (305) matches the inner wall of the chamber (301). A knob is provided on the outside of the chamber (301). The knob is twisted to drive the blocking block (305) to rotate. 3. An anti-blocking drainage device according to claim 1, characterized in that: The negative pressure device (6) includes an air bag (601). A trachea (602) is connected between the air bag (601) and the negative pressure cylinder (5). The air bag (601) is provided with a one-way air outlet valve ( 603), a one-way air inlet valve (604) is provided inside the trachea (602). 4. An anti-blocking drainage device according to claim 1, characterized in that: The outer surface and end of the suction head (1) are provided with suction holes (101). 5. An anti-blocking drainage device according to any one of claims 1 to 4, characterized in that, A branch pipe (9) is connected between the negative pressure cylinder (5) and the drainage pipe (7). A control valve (10) is provided on the branch pipe (9). The branch pipe (9) is close to the negative pressure cylinder. The end of (5) is provided with a filter screen (11).