CN220899234U - Medical negative pressure drainage device - Google Patents

Abstract

The utility model discloses a medical negative pressure drainage device, relates to the technical field of negative pressure drainage, and aims at solving the problems that most of the existing negative pressure drainage devices are inconvenient to fix flexibly and clean and store in clinical use. According to the utility model, the position and the angle of the clamping plate can be adjusted by screwing the screw, so that the clamping plate can be conveniently fixed at the position required by a patient, when the patient needs to extract excessive accumulated liquid, the external drainage bottle can be connected, after the use is finished, the external drainage bottle below the external drainage bottle is detached, and the threaded opening at the lower end of the drainage bottle is sealed by the threaded plug to prevent pollution.

Description

Medical negative pressure drainage device

Technical Field

The utility model relates to the technical field of negative pressure drainage, in particular to a medical negative pressure drainage device.

Background

The negative pressure drainage technology is a technology commonly used in the current medical field, and is commonly used for drainage of liquid in the pleuroperitoneal cavity to the outside when the pleuroperitoneal cavity is hydrops, air accumulation, infection suppuration, operation exosmosis and the like, because the chest cavity and the abdominal cavity are in a negative pressure state under normal conditions, the negative pressure drainage bottle is used for creating a negative pressure environment in the bottle, and the negative pressure value of the negative pressure drainage bottle is larger than that of the pleuroperitoneal cavity, so that the liquid in the pleuroperitoneal cavity can be drained outside the body. Because negative pressure drainage technique is clinical often used, but current negative pressure drainage bottle is difficult fixed when clinical use, and just is inconvenient for dismantle and wash after the use is accomplished, still runs into drainage bottle space inadequately or need sample scheduling problem when using.

Disclosure of utility model

The utility model provides a medical negative pressure drainage device, which solves the existing problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a medical negative pressure drainage device, includes drainage tube and drainage bottle, the drainage bottle is located the drainage tube lower extreme, external drainage bottle is installed to drainage bottle lower extreme, and is detachable threaded connection structure between drainage bottle and the external drainage bottle, drainage bottle side sets up fixed knot constructs, just fixed knot constructs for the screw locking structure of a slip lift, fixed knot constructs including fixed spout, screw slide bar, fixed spout sets up in the outside of drainage bottle, just screw slide bar and fixed spout sliding connection, screw slide bar one side is provided with the splint, just screw slide bar one end is provided with the connecting rod and wears to insert the upper end of splint, connecting rod male splint opposite side is provided with the second screw, just second screw and connecting rod threaded connection for it is fixed with splint locking.

Preferably, the drainage tube is connected with the drainage bottle through the drainage interface, drainage interface both sides are provided with the draw-in groove, the drainage interface outside is provided with around the tubular column, just around the circumference outer wall of tubular column is provided with around the tube groove, around tubular column and draw-in groove looks adaptation and be sliding connection.

Preferably, the upper end of the drainage bottle is provided with a connecting interface, and the upper end of the connecting interface is provided with an air hole plug.

Preferably, the drainage bottle bottom is provided with internal thread interface and screw plug, internal thread interface and screw plug looks adaptation.

Preferably, the upper end of the external drainage bottle is provided with a threaded interface and a threaded cover, the threaded interface is matched with the threaded cover, and the threaded interface is matched with the internal threaded interface.

Preferably, the outer end of the threaded sliding rod is provided with a first screw which is in threaded connection.

Preferably, a thread groove is formed in one end of the connecting rod, and the thread groove is engaged with the second screw in a matching manner.

The beneficial effects of the utility model are as follows: the position of the threaded slide bar can be adjusted by screwing the screw, so that the position of the clamping plate can be adjusted, and the angle of the clamping plate can be fixed by screwing the screw after the position of the clamping plate is fixed, so that the clamping plate can be conveniently fixed at the position required by a patient, and clinical use is facilitated; when the required extraction hydrops of patient is too much, when drainage bottle inner space is not enough or need to take a sample to patient hydrops, can pass through threaded connection with external drainage bottle at drainage bottle lower extreme, after the use, will be lower external drainage bottle and pull down alone and place convenient washing and use next time, seal the screw thread mouth with the drainage bottle lower extreme through the screw thread stopper and prevent the pollution.

Drawings

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

FIG. 2 is a schematic diagram of a separation structure according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is a schematic view of a splints disassembled structure according to the present utility model;

FIG. 5 is a schematic view of the structure of the upper drainage bottle of the present utility model;

fig. 6 is a schematic structural diagram of an external drainage bottle of the present utility model.

Reference numerals in the drawings: 1. a drainage tube; 2. a drainage bottle; 3. externally connecting a drainage bottle; 4. a fixed structure; 201. a drainage interface; 202. a clamping groove; 203. winding a pipe column; 204. a connection interface; 205. an air hole plug; 206. an internal threaded interface; 207. a threaded plug; 301. a threaded interface; 302. a screw cap; 401. a fixed chute; 402. a threaded slide bar; 403. a clamping plate; 404. a first screw; 405. a connecting rod; 406. a thread groove; 407. and a second screw.

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.

Referring to fig. 1 to 6, the present utility model provides the following technical solutions: the utility model provides a medical negative pressure drainage device, includes drainage tube 1 and drainage bottle 2, and drainage bottle 2 is located drainage tube 1 lower extreme, and external drainage bottle 3 is installed to drainage bottle 2 lower extreme, and is detachable threaded connection structure between drainage bottle 2 and the external drainage bottle 3, and drainage bottle 2 side sets up fixed knot constructs 4, and fixed knot constructs 4 and is a screw thread locking structure that slides and goes up and down. Drainage tube 1 is connected with drainage bottle 2 through drainage interface 201, drainage interface 201 both sides are provided with draw-in groove 202, drainage interface 201 outside is provided with around tubular column 203, and be provided with around the tube groove around the circumference outer wall of tubular column 203, around tubular column 203 and draw-in groove 202 looks adaptation are sliding connection, drainage bottle 2 upper end has connection interface 204, connection interface 204 upper end has air vent plug 205, in the drainage process, through drainage tube 1 with patient's hydrops suction drainage bottle 2 in, after the use, can take off drainage tube 1 around tubular column 203 winding, then take off around tubular column 203, conveniently abandon. The upper end of the drainage bottle 2 is provided with a connecting interface 204, the upper end of the connecting interface 204 is provided with an air hole plug 205, and when the connecting interface 204 is used, the negative pressure machine can be externally connected by opening the air hole plug 205.

Referring to fig. 3 and 4, the fixing structure 4 comprises a fixing chute 401 and a threaded slide bar 402, the fixing chute 401 is arranged on the outer side of the drainage bottle 2, the threaded slide bar 402 is in sliding connection with the fixing chute 401, a clamping plate 403 is arranged on one side of the threaded slide bar 402, a connecting rod 405 is inserted into the upper end of the clamping plate 403, a second screw 407 is arranged on the other side of the clamping plate 403 inserted into the connecting rod 405, the second screw 407 is in threaded connection with the connecting rod 405 and used for locking and fixing the clamping plate 403, a first screw 404 is arranged at the outer end of the threaded slide bar 402 and is in threaded connection, a threaded groove 406 is formed in one end of the connecting rod 405, the threaded groove 406 is meshed with the second screw 407 in a matched mode, the clamping plate 403 can be driven to move up and down in the fixing chute 401 through the threaded slide bar 402, after the position is determined, the position of the clamping plate 403 can be fixed through screwing the first screw 404, the upper end of the clamping plate 403 is in rotary connection with the connecting rod 405, the second screw 407 is arranged at the upper end of the clamping plate 403, the second screw is matched with the threaded groove 406, the second screw 406 is used for locking the clamping plate 403, the position of the clamping plate 403 is fixed through the second screw, and the second screw 407 can be adjusted to be suitable.

Referring to fig. 2, 5 and 6, the bottom of the drainage bottle 2 is provided with an internal thread interface 206 and a thread plug 207, the internal thread interface 206 is matched with the thread plug 207, the upper end of the external drainage bottle 3 is provided with a thread interface 301 and a thread cover 302, the thread interface 301 is matched with the internal thread interface 206, and when in use, the external drainage bottle 3 is screwed on the lower end of the drainage bottle 2 through the internal thread interface 206 and the thread interface 301, after the use is completed, the external drainage bottle 3 is unscrewed, the thread cover 302 is arranged on the upper part of the external drainage bottle 3, and the thread plug 207 is screwed on the internal thread interface 206 at the lower end of the drainage bottle 2.

Working principle: when the device is used, the drainage tube 1 is connected through the drainage interface 201, the air hole plug 205 is opened, the connection interface 204 is externally connected with a negative pressure drainage device, the device fixing device can be arranged in a use area through adjusting the fixing structure 4, the clamping plate 403 can be moved up and down through adjusting the threaded sliding rod 402 matched with the fixing sliding groove 401, after the adjustment, the position of the threaded sliding rod 402 can be fixed through screwing the first screw 404, so that the position of the clamping plate 403 is fixed, after the position is fixed, the angle of the clamping plate 403 can be adjusted through the connecting rod 405, and when the proper angle is reached, the second screw 407 can be screwed, so that the clamping plate 403 is fixed;

Before use, can be with external drainage bottle 3 through screwed connection 301 with internal thread interface 206, after the use, can take off external drainage bottle 3, screw cap 302 screws on screwed connection 301, screw plug 207 screws on internal thread interface 206, convenient washing and use next time.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a medical negative pressure drainage device, includes drainage tube (1) and drainage bottle (2), a serial communication port, drainage bottle (2) are located drainage tube (1) lower extreme, external drainage bottle (3) are installed to drainage bottle (2) lower extreme, and be detachable threaded connection structure between drainage bottle (2) and external drainage bottle (3), drainage bottle (2) side sets up fixed knot constructs (4), just fixed knot constructs (4) for the screw locking structure of a slip lift, fixed knot constructs (4) including fixed spout (401), screw slide bar (402), fixed spout (401) set up in the outside of drainage bottle (2), just screw slide bar (402) and fixed spout (401) sliding connection, screw slide bar (402) one side is provided with splint (403), just screw slide bar (402) one end is provided with connecting rod (405) and alternates into the upper end of splint (403), connecting rod (405) male splint (403) opposite side is provided with second screw (407), just second screw (407) and connecting rod (403) are used for locking splint (403) with connecting rod (403).

2. The medical negative pressure drainage device according to claim 1, wherein the drainage tube (1) is connected with the drainage bottle (2) through a drainage interface (201), clamping grooves (202) are formed in two sides of the drainage interface (201), a winding tube column (203) is arranged on the outer side of the drainage interface (201), a winding tube groove is formed in the circumferential outer wall of the winding tube column (203), and the winding tube column (203) is in sliding connection with the clamping grooves (202) in a matching mode.

3. The medical negative pressure drainage device according to claim 1, wherein a connection interface (204) is arranged at the upper end of the drainage bottle (2), and an air hole plug (205) is arranged at the upper end of the connection interface (204).

4. The medical negative pressure drainage device according to claim 1, characterized in that an internal thread interface (206) and a thread plug (207) are arranged at the bottom of the drainage bottle (2), and the internal thread interface (206) is matched with the thread plug (207).

5. The medical negative pressure drainage device according to claim 4, wherein a threaded connector (301) and a threaded cover (302) are arranged at the upper end of the external drainage bottle (3), the threaded connector (301) is matched with the threaded cover (302), and the threaded connector (301) is matched with the internal threaded connector (206).

6. The medical negative pressure drainage device according to claim 1, wherein the outer end of the threaded sliding rod (402) is provided with a first screw (404) in threaded connection.

7. The medical negative pressure drainage device according to claim 1, wherein a thread groove (406) is formed in one end of the connecting rod (405), and the thread groove (406) is engaged with a second screw (407) in a matching manner.