CN112336928B

CN112336928B - Closed drainage device for thoracic surgery

Info

Publication number: CN112336928B
Application number: CN202011322950.8A
Authority: CN
Inventors: 田丰; 姜涛; 卢强; 钟代星; 高杨; 王海强; 马骏
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-05-06
Anticipated expiration: 2040-11-23
Also published as: CN112336928A

Abstract

The invention belongs to the technical field of closed drainage devices for thoracic surgery, and particularly relates to a closed drainage device for thoracic surgery, which comprises a main drainage bottle and is characterized in that: the upper surface of drainage bottle has cup jointed the drainage tube, the one end block of drainage tube is connected with the honeycomb duct, just the surface of drainage tube bonds there is the sealing washer, sealed piece has been cup jointed to the surface of honeycomb duct, just the surface of sealed piece with the internal surface of sealing washer passes through the screw thread and rotates the connection, the surface of honeycomb duct bonds there is the connecting bolt, there is the depression bar inside through slider sliding connection, the depression bar is inside to have the movable block through slider sliding connection, just screw fixedly connected with spring is passed through to the one end of movable block for the honeycomb duct does not communicate with each other with the external world, can be normal take off the drainage bottle and change, and do not influence patient's thorax and outside air and communicate with each other, have the convenient advantage of easy operation, and the practicality is good.

Description

Closed drainage device for thoracic surgery

Technical Field

The invention belongs to the technical field of closed drainage devices for thoracic surgery, and particularly relates to a closed drainage device for thoracic surgery.

Background

Closed thoracic drainage is performed by placing one end of a drainage tube into the thoracic cavity and inserting the other end into a water-sealed bottle positioned lower than the drainage tube to discharge air or collect fluid in the thoracic cavity, so that lung tissues are re-opened to restore functions. The traditional Chinese medicine composition is widely applied to drainage of blood chests, pneumothorax and empyema and after thoracotomy as a treatment means, and plays an important role in treating diseases; the traditional drainage device needs to clamp and seal the drainage tube on one side of the thoracic cavity by using a clamp when a drainage bottle is replaced, and the tightness of the device is not high, so that the treatment effect is reduced.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a closed drainage device for thoracic surgery, which has the characteristics that a drainage tube is extruded by a pair of pressure rods to block the drainage tube, and the air tightness of the joint of a sealing ring and a sealing block is increased.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a thoracic surgery closed drainage device, includes main part drainage bottle, its characterized in that: the upper surface of drainage bottle has cup jointed the drainage tube, the one end block of drainage tube is connected with the honeycomb duct, just the surface of drainage tube bonds there is the sealing washer, sealed piece has been cup jointed to the surface of honeycomb duct, just the surface of sealed piece with the internal surface of sealing washer passes through the screw thread and rotates the connection, the surface of honeycomb duct bonds there is the connecting bolt, there is the depression bar inside through slider sliding connection, the depression bar is inside to have the movable block through slider sliding connection, just is in screw fixedly connected with spring is passed through to the one end of movable block, the internal surface of connecting bolt is seted up flutedly, the surface sliding connection of recess has the extrusion piece, and the surface of extrusion piece passes through screw fixedly connected with movable rod, sealed subsides have been cup jointed to one side of honeycomb duct.

According to the preferable technical scheme of the closed drainage device for thoracic surgery, two ends of the spring are fixedly connected with the movable blocks through screws, the surfaces of the movable blocks are fixedly connected with the connecting rods through screws, and the two connecting rods are rotatably connected through the rotating shaft.

According to the preferable technical scheme of the closed drainage device for thoracic surgery, a sponge ring is adhered to the surface of the sealing paste, and an adhesive ring is adhered to one side of the sealing paste.

According to the preferable technical scheme of the closed drainage device for thoracic surgery, the inner surface of the sealing ring is provided with the sealing groove, one side of the sealing block is integrally formed with the sealing convex block, and the outer surface of the sealing convex block is connected with the sealing groove in a clamping manner.

As a preferred technical scheme of the closed drainage device for thoracic surgery, the number of the compression rods is two, and the two compression rods are symmetrically distributed at the midpoint of the drainage tube.

According to the preferred technical scheme of the closed drainage device for thoracic surgery, the scale marks are adhered to the outer surface of the drainage bottle, and the bottom of the drainage bottle is sleeved with the fixed seat.

According to the preferred technical scheme of the closed drainage device for thoracic surgery, the movable block is in sliding connection with the pressure rod through the spring.

Compared with the prior art, the invention has the beneficial effects that: the device has and rotates fixedly through the screw thread of sealing washer and sealed piece at the junction of drainage tube and water conservancy diversion, carry out the fixed appearance of avoiding the gap of block by sealed lug and seal groove again, strengthen the advantage of gas tightness, and seal through sealed subsides in patient's intubate department, make the device can not have the gas tightness poor and influence the problem of treatment progress and effect when using, and the device extrudees the honeycomb duct through two depression bars, block up the honeycomb duct, make the honeycomb duct not communicate with each other with the external world, can be normal take off the drainage bottle and change, and do not influence patient's thorax and communicate with each other with the outside air, the device has the convenient advantage of easy operation, and the practicality is good.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the connecting bolt and the pressing rod according to the present invention;

FIG. 3 is a schematic structural view of the compression bar of the present invention;

FIG. 4 is a schematic structural view of the connection between the sealing ring and the sealing block according to the present invention;

FIG. 5 is a schematic top view of the sealing patch of the present invention;

in the figure: 1. a drainage bottle; 2. a drainage tube; 3. a seal ring; 4. a flow guide pipe; 5. a sealing block; 6. a connecting bolt; 7. sealing and pasting; 8. a pressure lever; 9. extruding the block; 10. a movable rod; 11. a groove; 12. a connecting rod; 13. a movable block; 14. a spring; 15. a rotating shaft; 16. a sealing groove; 17. sealing the bump; 18. a sponge ring; 19. and sticking the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a thoracic surgery closed drainage device, includes main part drainage bottle 1, its characterized in that: the drainage tube 2 is sleeved on the upper surface of the drainage bottle 1, one end of the drainage tube 2 is clamped and connected with the drainage tube 4, the outer surface of the drainage tube 2 is bonded with the sealing ring 3, the outer surface of the drainage tube 4 is sleeved with the sealing block 5, the outer surface of the sealing block 5 is rotatably connected with the inner surface of the sealing ring 3 through threads, the outer surface of the drainage tube 4 is bonded with the connecting bolt 6, the inside of the connecting bolt 6 is slidably connected with the pressure rod 8 through the sliding block, the inside of the pressure rod 8 is slidably connected with the movable block 13 through the sliding block, one end of the movable block 13 is fixedly connected with the spring 14 through the screw, the inner surface of the connecting bolt 6 is provided with the groove 11, the outer surface of the groove 11 is slidably connected with the extrusion block 9, the outer surface of the extrusion block 9 is fixedly connected with the movable rod 10 through the screw, one side of the drainage tube 4 is sleeved with the sealing paste 7, in the embodiment, after the drainage tube 2 and the drainage tube 4 are clamped and fixedly connected, utilize seal block 5 to carry out screw thread rotation at the internal surface of sealing washer 3 and make the internal surface that sealing lug 17 block got into seal groove 16 for sealing washer 3 seals the gap with the drainage tube 2 with honeycomb duct 4 junction with seal block 5, avoids the poor problem of gas tightness, later inserts the one end of honeycomb duct 4 in human thorax, pastes 19 and patient's skin through the subsides of pasting 7 surface subsides of sealing, increases the tightness of junction through the subsides 7.

Specifically, spring 14's both ends all are through screw fixedly connected with movable block 13, and movable block 13's surface all is through screw fixedly connected with connecting rod 12, and rotates through axis of rotation 15 between two connecting rods 12 and connect, in this embodiment, drive movable block 13 through two connecting rods 12 during the use and slide to the inboard, when loosening the hand, movable block 13 slides to the outside under the effect of spring 14 elasticity.

Specifically, the surface of the sealing patch 7 is adhered with a sponge ring 18, and one side of the sealing patch 7 is adhered with an adhering ring 19, in this embodiment, the sealing effect of the sealing patch 7 is increased by the sponge ring 18, and the sealing patch is fixed with the skin of the patient by the adhering ring 19.

Specifically, a sealing groove 16 is formed in the inner surface of the sealing ring 3, a sealing protrusion 17 is integrally formed on one side of the sealing block 5, and the outer surface of the sealing protrusion 17 is connected with the sealing groove 16 in a clamping manner.

Specifically, two pressure levers 8 are arranged, and the two pressure levers 8 are symmetrically distributed at the midpoint of the flow guide pipe 4, in this embodiment, the flow guide pipe 4 is extruded by the two pressure levers 8, and then the channel is blocked.

Specifically, the scale mark has been pasted to the surface of drainage bottle 1, and the fixing base has been cup jointed to the bottom, and in this embodiment, through the scale mark can be clear be connected to the liquid level height in drainage bottle 1, be convenient for through the fixing base to drainage bottle 1 fixed, avoid drainage bottle 1 often to take place to empty.

Specifically, the movable block 13 is slidably connected to the pressing rod 8 through a spring 14, in this embodiment.

The working principle and the using process of the invention are as follows: in the use process of the invention, when in use, firstly, after the drainage tube 2 and the draft tube 4 are fixedly connected in a clamping way, the sealing block 5 is used for carrying out thread rotation on the inner surface of the sealing ring 3 to ensure that the sealing lug 17 is clamped into the inner surface of the sealing groove 16, so that the sealing ring 3 and the sealing block 5 seal the gap at the joint of the drainage tube 2 and the draft tube 4, the problem of poor air tightness is avoided, then, one end of the draft tube 4 is inserted into the thoracic cavity of a human body, the sticking ring 19 stuck on the surface of the sealing sticker 7 is stuck with the skin of a patient, the tightness of the joint is increased through the sealing sticker 7, the phenomenon of the gap existing in use is avoided, the use effect of the device is reduced, when the drainage bottle 1 needs to be replaced, in order to avoid exposing one end of the draft tube 4 in the air, the rotating shaft 15 can be pressed inwards through the handle, the rotating shaft 15 drives the movable block 13 to slide inwards, simultaneously spring 14 contracts, the honeycomb duct 4 is extruded to the inside removal of back promotion depression bar 8 to hitch pin 6, loose hand after spring 14 and extrusion piece 9 contact completely, spring 14 slides to the outside under the effect of spring force, and the block gets into the inside of recess 11 and fixes, honeycomb duct 4 no longer communicates with each other under two depression bar 8's extrusion simultaneously, rotate sealed piece 5 afterwards and take off honeycomb duct 4, break off the connection between drainage tube 2 and the honeycomb duct 4, change drainage bottle 1, make the step of changing drainage bottle 1 simple and convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a thoracic surgery closed drainage device, includes main part drainage bottle (1), its characterized in that: the drainage tube (2) is sleeved on the upper surface of the drainage bottle (1), the draft tube (4) is connected to one end of the draft tube (2) in a clamped mode, the sealing ring (3) is bonded to the outer surface of the draft tube (2), the sealing block (5) is sleeved on the outer surface of the draft tube (4), the outer surface of the sealing block (5) is connected with the inner surface of the sealing ring (3) in a rotating mode through threads, the connecting bolt (6) is bonded to the outer surface of the draft tube (4), the connecting bolt (6) is connected with the pressure rod (8) in a sliding mode through the sliding block, the movable block (13) is connected to the inner portion of the pressure rod (8) in a sliding mode through the sliding block, the spring (14) is fixedly connected to one end of the movable block (13) through the screw, the groove (11) is formed in the inner surface of the connecting bolt (6), and the extrusion block (9) is connected to the outer surface of the groove (11) in a sliding mode, a movable rod (10) is fixedly connected to the outer surface of the extrusion block (9) through a screw, and a sealing sticker (7) is sleeved on one side of the flow guide pipe (4); two ends of the spring (14) are fixedly connected with movable blocks (13) through screws, the surfaces of the movable blocks (13) are fixedly connected with connecting rods (12) through screws, and the two connecting rods (12) are rotatably connected through rotating shafts (15); the movable block (13) is in sliding connection with the pressure lever (8) through the spring (14); when needing to change drainage bottle (1), inboard press axis of rotation (15), drive movable block (13) through axis of rotation (15) and slide to inside, spring (14) shrink simultaneously, then promote depression bar (8) and extrude honeycomb duct (4) to the inside removal of connecting bolt (6), loose hand after spring (14) and extrusion piece (9) complete contact, spring (14) slide to the outside under the effect of spring elastic force, it fixes to drive inside that movable block (13) block got into recess (11), honeycomb duct (4) no longer communicate with each other under the squeezing action of two depression bars (8) simultaneously, after this rotate sealed piece (5) and take off honeycomb duct (4), disconnect the connection between drainage tube (2) and honeycomb duct (4), change drainage bottle (1).

2. The closed thoracic surgical drainage device of claim 1, wherein: the surface of the sealing paste (7) is adhered with a sponge ring (18), and one side of the sealing paste (7) is adhered with an adhering ring (19).

3. The closed thoracic drainage device of claim 1, wherein: the inner surface of the sealing ring (3) is provided with a sealing groove (16), one side of the sealing block (5) is integrally formed with a sealing convex block (17), and the outer surface of the sealing convex block (17) is clamped and connected with the sealing groove (16).

4. The closed thoracic surgical drainage device of claim 1, wherein: the number of the compression rods (8) is two, and the two compression rods (8) are symmetrically distributed with the midpoint of the flow guide pipe (4).

5. The closed thoracic surgical drainage device of claim 1, wherein: the outer surface of the drainage bottle (1) is pasted with scale marks, and the bottom of the drainage bottle is sleeved with a fixed seat.