CN209422572U - A drainage device that is easy to clean for hepatobiliary surgery - Google Patents

Abstract

The utility model discloses a kind of drainage device of liver and gall surgical department convenient for cleaning, including cabinet, negative-pressure cup and adjustment knob, when utility model works, it is intracavitary that guide pipe is protruded into human body fluid, drainage needle is inserted into sap cavity can will be in hydrops negative suction tank under the action of depression generator, under the action of drawing liquid pump cleaning disinfection liquid is evacuated in outer tube simultaneously and from Fan guard with baffles at spray sap cavity cleaned and sterilized, rotation adjustment knob, in active rotating shaft, first bevel gear, throttle disk can be made to rotate under the action of driven spindle and second bevel gear, the flow that throttle disk rotates different angle cleaning disinfection liquid also can be different, the flow velocity of cleaning disinfection liquid can be controlled by rotation adjustment knob, and then it is applicable in the patient of different hydrops situations, interspersed not only drained but also function capable of washing may be implemented once in the present apparatus, alleviate disease Pain of the people in treatment and reduce the work load of medical staff.

Description

A drainage device that is easy to clean for hepatobiliary surgery

technical field

The utility model relates to the technical field of medical instruments, in particular to a drainage device for hepatobiliary surgery which is easy to clean.

Background technique

Hepatobiliary Surgery mainly studies hepatocellular carcinoma, hepatolithiasis, post-hepatitic cirrhosis and acute liver failure caused by severe hepatitis, which are major diseases that seriously threaten the health of Chinese people.

Hepatobiliary surgical drainage is to remove the bile and secretions accumulated in the body cavity from the original place and excrete them to prevent them from accumulating in the body cavity or in the surgical field, resulting in compression symptoms, infection or tissue damage. In order to keep the drainage tube unobstructed and prevent the blockage of the drainage tube from easily causing retrograde infection, the abscess cavity should be flushed with normal saline several times a day or continuously.

Existing drainage devices usually only have a drainage function. If the liquid cavity needs to be re-intubated, this operation is time-consuming and labor-intensive, which increases the workload of medical staff and increases the pain suffered by patients during treatment.

Utility model content

The purpose of this utility model is to provide a drainage device for hepatobiliary surgery that is easy to clean, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

An easy-to-clean drainage device for hepatobiliary surgery, comprising a box body, a negative pressure tank and an adjustment knob, the top center of the negative pressure tank has a tank mouth, a tank plug is arranged in the tank mouth, and a three-way interface is arranged above the negative pressure tank. The top interface of the three-way interface is connected with a pressure gauge, the bottom interface of the three-way interface is connected with a center pipe, and the bottom end of the center pipe extends through the tank plug into the inner cavity of the negative pressure tank; the right end of the three-way interface is covered with a negative pressure catheter;

There is a guide tube on the left side of the box, an inner tube is arranged in the center of the guide tube, a drainage needle is arranged at the left end of the inner tube, and the right end of the inner tube passes through the box and is connected to a negative pressure tank; the upper and lower parts of the left end of the guide tube are provided with The diversion net cover, the upper and lower parts between the guide pipe and the inner pipe are provided with several snap rings, the outer pipe is snapped inside the snap ring, and the right ends of the upper and lower outer pipes protrude from the top and bottom of the box respectively and are connected with a pump. The liquid pump inlet is connected with a cleaning liquid conduit; the upper and lower parts of the right side of the box are symmetrically provided with a support plate, and the right end of the support plate is rotatably connected with an active shaft, and the end of the active shaft facing away from the center of the box is connected with an adjustment knob. A first bevel gear is connected to one end toward the center of the box; L-shaped connecting rods are symmetrically arranged on the upper and lower parts of the right side of the box, and the L-shaped connecting rod is connected to a driven shaft that rotates toward the side of the box, and the end of the driven shaft extends Into the inner cavity of the outer tube and a flow limiting plate is arranged on the outside; a second bevel gear is arranged on the outside of the right end of the driven shaft, and the second bevel gear meshes with the first bevel gear.

As a further solution of the present invention: the end of the cleaning liquid conduit is connected to the cleaning liquid storage device; the end of the negative pressure conduit is connected to the negative pressure generating device.

As a further solution of the present invention: the side of the flow limiting plate is tangent to the inner wall of the appearance.

As a further solution of the present invention: the diversion net cover is circular, and the center of the diversion net cover is collinear with the center of the outer tube.

As a further solution of the present invention: anti-slip stripes are provided on the outside of the adjustment knob.

As a further solution of the utility model: the material of the guide tube is liquid silica gel.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model has a simple and reasonable design in structure, is convenient and quick to use, and has high practicability. When working, the guide tube is inserted into the liquid cavity of the human body, and the drainage needle is inserted into the liquid cavity. The liquid is sucked into the negative pressure tank, and at the same time, under the action of the liquid pump, the cleaning and disinfecting liquid is pumped into the outer tube and sprayed out from the diversion net cover to clean and disinfect the liquid cavity. Under the action of the bevel gear, the driven shaft and the second bevel gear, the restrictor disk can be rotated, and the flow rate of the cleaning and disinfecting solution will be different at different angles of rotation of the restricting disk. The flow rate of the cleaning and disinfecting solution can be controlled by turning the adjustment knob, and then Suitable for patients with different effusion conditions, the device can realize the functions of drainage and cleaning in one insertion, which relieves the pain of patients during treatment and reduces the workload of medical staff.

Description of drawings

FIG. 1 is a schematic structural view of a drainage device for hepatobiliary surgery that is easy to clean.

Fig. 2 is a partial schematic view in direction A of a drainage device for hepatobiliary surgery that is easy to clean.

Fig. 3 is a partial enlarged view of B in a drainage device for hepatobiliary surgery that is easy to clean.

In the figure: 1-box, 2-negative pressure tank, 3-tank mouth, 4-tank plug, 5-tee joint, 6-pressure gauge, 7-central pipe, 8-negative pressure conduit, 9-guide tube , 10-inner tube, 11-drainage needle, 12-drainage net cover, 13-snap ring, 14-outer tube, 15-suction pump, 16-cleaning fluid conduit, 17-support plate, 18-active shaft, 19-adjustment knob, 20-first bevel gear, 21-L-shaped connecting rod, 22-driven shaft, 23-limiting plate, 24-second bevel gear.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In an embodiment of the present invention, a drainage device for hepatobiliary surgery that is easy to clean includes a box body 1, a negative pressure tank 2 and an adjustment knob 19. The top center of the negative pressure tank 2 has a tank There is a tank stopper 4 in the mouth 3 and the tank mouth 3, and a tee interface 5 is arranged on the top of the negative pressure tank 2, the top interface of the tee interface 5 is connected with a pressure gauge 6, the bottom interface of the tee interface 5 is connected with a center pipe 7, and the center pipe 7. The bottom end passes through the tank plug 4 and extends into the inner cavity of the negative pressure tank 2; the right end of the three-way interface 5 is covered with a negative pressure conduit 8;

There is a guide tube 9 on the left side of the box body 1, an inner tube 10 is arranged in the center of the guide tube 9, a drainage needle 11 is arranged at the left end of the inner tube 10, and the right end of the inner tube 10 passes through the box body 1 and is connected to the negative pressure tank 2; The upper and lower parts of the left end of the guide tube 9 are provided with a diversion net cover 12, and the upper and lower parts between the guide tube 9 and the inner tube 10 are provided with some snap rings 13, and the outer tube 14 is clamped in the snap ring 13, and the upper and lower outer tube 14 right ends Protrude from the top and bottom of the box body 1 and are connected with a liquid suction pump 15, and the liquid inlet of the liquid suction pump 15 is connected with a cleaning liquid conduit 16; the upper and lower parts of the right side of the box body 1 are symmetrically provided with a support plate 17, supporting The right end of the plate 17 is rotatably connected with an active shaft 18, the end of the active shaft 18 facing away from the center of the box body 1 is connected with an adjustment knob 19, and the end of the active shaft 18 facing the center of the box body 1 is connected with a first bevel gear 20; the right side of the box 1 There are L-shaped connecting rods 21 arranged symmetrically on the upper and lower parts of the surface, and the L-shaped connecting rods 21 are connected to the driven shaft 22 rotating toward the side of the box body 1. The end of the driven shaft 22 extends into the inner cavity of the outer tube 14 and a flow limiting plate 23 is arranged on the outside A second bevel gear 24 is provided outside the right end of the driven shaft 22, and the second bevel gear 24 meshes with the first bevel gear 20.

The end of the cleaning liquid conduit 16 is connected to the cleaning liquid storage device; the end of the negative pressure conduit 8 is connected to the negative pressure generating device.

The sides of the restrictor plate 23 are tangent to the inner wall of the exterior 14 .

The diversion net cover 12 is circular and the center of the diversion net cover 12 is collinear with the center of the outer tube 14 .

Anti-slip stripes are provided on the outside of the adjustment knob 19 .

The material of the guide tube 9 is liquid silicone.

The working principle of the utility model is:

The utility model relates to a drainage device for hepatobiliary surgery that is easy to clean. When working, the guide tube 9 is inserted into the liquid cavity of the human body, and the drainage needle 11 is inserted into the liquid cavity, and the effusion can be sucked into the negative pressure under the action of a negative pressure generating device. In the pressure tank 2, at the same time, under the action of the suction pump 15, the cleaning and disinfecting liquid is pumped into the outer tube 14 and sprayed out from the diversion net cover 12 to clean and disinfect the liquid cavity. 18. Under the action of the first bevel gear 20, the driven shaft 22 and the second bevel gear 24, the restrictor plate 23 can be rotated, and the flow rate of the cleaning and disinfecting solution will be different at different angles of the restrictor plate 23, which can be adjusted by rotation Knob 19 controls the flow rate of the cleaning and disinfecting solution, and is suitable for patients with different effusion conditions. This device can realize the function of both drainage and cleaning in one insertion, which reduces the pain of patients during treatment and reduces the workload of medical staff.

The utility model has a simple and reasonable design in structure, is convenient and quick to use, and has high practicability. When working, the guide tube is inserted into the liquid cavity of the human body, and the drainage needle is inserted into the liquid cavity. The liquid is sucked into the negative pressure tank, and at the same time, under the action of the liquid pump, the cleaning and disinfecting liquid is pumped into the outer tube and sprayed out from the diversion net cover to clean and disinfect the liquid cavity. Under the action of the bevel gear, the driven shaft and the second bevel gear, the restrictor disk can be rotated, and the flow rate of the cleaning and disinfecting solution will be different at different angles of rotation of the restricting disk. The flow rate of the cleaning and disinfecting solution can be controlled by turning the adjustment knob, and then Suitable for patients with different effusion conditions, the device can realize the functions of drainage and cleaning in one insertion, which relieves the pain of patients during treatment and reduces the workload of medical staff.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A drainage device for hepatobiliary surgery that is easy to clean, comprising a casing (1), a negative pressure tank (2) and an adjustment knob (19), characterized in that the top center of the negative pressure tank (2) is connected with a tank mouth (3), a tank plug (4) is arranged in the tank mouth (3), a three-way interface (5) is arranged above the negative pressure tank (2), and a pressure gauge (6) is connected to the top interface of the three-way interface (5), The bottom interface of the three-way interface (5) is connected with a center pipe (7), and the bottom end of the center pipe (7) passes through the tank plug (4) and stretches into the inner cavity of the negative pressure tank (2); the right end of the three-way interface (5) A negative pressure conduit (8) is set on the outer jacket of the interface; The left side of the box body (1) is provided with a guide tube (9), the inner center of the guide tube (9) is provided with an inner tube (10), the left end of the inner tube (10) is provided with a drainage needle (11), and the inner tube (10) ) through the box body (1) and communicate with the negative pressure tank (2); the upper and lower parts of the left end of the guide pipe (9) are provided with diversion screens (12), the guide pipe (9) and the inner pipe (10) A number of snap rings (13) are arranged on the upper and lower parts of the room, and the outer pipe (14) is snapped inside the snap ring (13). The liquid pump (15), the liquid inlet of the suction pump (15) is connected with a cleaning liquid conduit (16); the upper and lower parts of the right side of the box body (1) are symmetrically provided with a support plate (17), and the support plate (17) The right end is rotationally connected with an active shaft (18), the end of the active shaft (18) facing away from the center of the box body (1) is connected with an adjustment knob (19), and the end of the active shaft (18) facing the center of the box body (1) is connected with a first cone. gear (20); the upper and lower parts of the right side of the box body (1) are symmetrically provided with L-shaped connecting rods (21), and the L-shaped connecting rods (21) are connected with a driven shaft ( 22), the end of the driven shaft (22) extends into the inner cavity of the outer tube (14) and a flow limiting plate (23) is arranged on the outside; a second bevel gear (24) is arranged outside the right end of the driven shaft (22). The second bevel gear (24) meshes with the first bevel gear (20). 2. A kind of drainage device for hepatobiliary surgery according to claim 1, characterized in that, the end of the cleaning liquid conduit (16) is connected to the cleaning liquid storage device; the end of the negative pressure conduit (8) is Conducted with the negative pressure generating device. 3 . The drainage device for hepatobiliary surgery that is easy to clean according to claim 1 , characterized in that, the side of the restrictor plate ( 23 ) is tangent to the inner wall of the appearance ( 14 ). 4. A drainage device for hepatobiliary surgery that is easy to clean according to claim 1, characterized in that, the diversion net cover (12) is circular and the center of the diversion net cover (12) is in contact with the outer tube (14). ) centers are collinear. The easy-to-clean drainage device for hepatobiliary surgery according to claim 1, characterized in that anti-slip stripes are provided on the outside of the adjustment knob (19). 6. A drainage device for hepatobiliary surgery that is easy to clean according to claim 1, characterized in that the material of the guide tube (9) is liquid silicone.