CN114949400A - Thoracic surgery thorax drainage device - Google Patents
Thoracic surgery thorax drainage device Download PDFInfo
- Publication number
- CN114949400A CN114949400A CN202210820525.4A CN202210820525A CN114949400A CN 114949400 A CN114949400 A CN 114949400A CN 202210820525 A CN202210820525 A CN 202210820525A CN 114949400 A CN114949400 A CN 114949400A
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- Prior art keywords
- liquid
- drainage
- cone
- conical
- bottom plate
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- 210000000115 thoracic cavity Anatomy 0.000 title claims abstract description 50
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 13
- 210000000038 chest Anatomy 0.000 title claims description 15
- 239000007788 liquid Substances 0.000 claims abstract description 143
- 239000012528 membrane Substances 0.000 claims abstract description 24
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical group [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims 3
- 238000007460 surgical drainage Methods 0.000 claims 3
- 241000237942 Conidae Species 0.000 claims 1
- 230000008021 deposition Effects 0.000 abstract description 16
- 238000004140 cleaning Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000000994 depressogenic effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 4
- 208000002151 Pleural effusion Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 210000004910 pleural fluid Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 206010014568 Empyema Diseases 0.000 description 1
- 206010019027 Haemothorax Diseases 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010057751 Post procedural discharge Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/83—Tube strippers, i.e. for clearing the contents of the tubes
Abstract
The invention provides a thoracic surgery thoracic drainage device, which comprises a bottom plate, a cone and a conical accommodating body, wherein a liquid passing channel is formed in the middle of the bottom plate and is communicated with a cavity, a rotating mechanism is arranged in the cavity, and the liquid passing channel is connected with a drainage tube; the cone is fixed on the bottom plate, a liquid flow channel in the cone is communicated with a liquid flow outlet in the side wall of the cone, and an elastic membrane sleeve covering the liquid flow outlet is sleeved on the side wall of the cone; a flexible wall is arranged between the annular plate and the bottom plate of the conical accommodating body along the circumferential direction, and a spring connected between the annular plate and the bottom plate is arranged on the outer side of the flexible wall; the conical shell of the conical containing body is fixedly connected with the annular plate, and the liquid passing port of the conical shell is connected with the drainage liquid output pipe. The invention can stir the inner wall of the drainage tube leading to the thoracic cavity and the liquid in the drainage tube through the negative pressure generated by the negative pressure generating structure, thereby cleaning the liquid flow deposition components on the inner wall of the drainage tube in time and leading the liquid flow deposition components to be drained away in time.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a thoracic surgery thoracic drainage device.
Background
Closed thoracic drainage is to put one end of a drainage tube into a thoracic cavity, and to connect the other end of the drainage tube into a water-sealed bottle so as to collect liquid in the thoracic cavity and to re-open lung tissues to restore functions. The traditional Chinese medicine composition is widely applied to drainage of empyema, hemothorax and the like and after thoracotomy as a treatment means, and plays an important role in treating diseases.
Closed drainage of thorax is the common means of thoracic surgery postoperative drainage, adopt thorax drainage device to realize the drainage of pleural effusion usually, though patient's thorax inside has certain pressure, the hydrops that nevertheless flows out from the thorax drainage often has certain viscosity, and through certain time, form the deposit easily at the inner wall of drainage tube, thereby make the liquid flow in the drainage tube not smooth, hinder the liquid flow, lead to intraductal drainage pressure to hang down, be difficult to the outside drainage of effectual realization patient pleural effusion, because the drainage tube is the thorax that the postoperative gets into the people, generally can not change easily, form liquid stream deposit composition and influence the drainage effect like its inner wall, can be very troublesome.
Although the current pleural fluid drainage device additionally has a drainage negative pressure generation structure during drainage, the current pleural fluid drainage device only can enable fluid flow in the drainage process to realize relatively smooth drainage to a limited extent, can not effectively and timely overcome fluid flow deposition components on the inner wall of a drainage tube, and is difficult to effectively solve the problem of unsmooth pleural effusion drainage.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a thoracic surgery thoracic drainage device, which can stir the inner wall of a drainage tube leading to the thoracic cavity and the liquid in the drainage tube through the negative pressure generated by a negative pressure generating structure, thereby cleaning the liquid flow deposition components on the inner wall of the drainage tube as soon as possible and leading the liquid flow deposition components to be drained away in time by utilizing the negative pressure of the thoracic surgery thoracic drainage device.
The technical scheme of the invention is as follows: a thoracic surgical chest drainage device comprising:
the bottom plate is provided with a liquid passing channel, and the liquid passing channel is connected with a drainage tube leading to the thoracic cavity of a human body;
the bottom surface of the cone is fixed on the right surface of the bottom plate, a cavity communicated with the liquid passing channel is formed in the cone, a rotating mechanism which rotates by utilizing liquid flow is arranged in the cavity and is connected with one end of a flexible shaft, the flexible shaft extends into the drainage tube, and the flexible shaft is longitudinally provided with a plurality of stirring blades; the side wall of the cone is provided with a plurality of liquid flow outlets communicated with the cavity, and the side wall of the cone is sleeved with an elastic membrane sleeve covering each liquid flow outlet;
a conical containment body comprising: the flexible wall is arranged between the annular plate and the bottom plate along the circumferential direction of the annular plate and the bottom plate, and the spring is connected between the annular plate and the bottom plate; the conical shell is fixedly connected with the shell bottom and the right side face of the annular plate in a sealing mode, a liquid passing port is formed in the conical shell and is connected with a drainage liquid output pipe connected with a drainage bottle.
The rotating mechanism comprises a fixed rod, one end of the fixed rod is fixed on the inner wall of the cavity, the other end of the fixed rod is fixed with a shaft body, the shaft body is rotatably connected with a ring sleeve, the side wall of the ring sleeve is provided with a plurality of impellers, the ring sleeve is also fixedly provided with a connecting rod, and the connecting rod is connected with one end of the flexible shaft; the impeller is opposite to the liquid outlet of the liquid passing channel.
The flexible shaft is spiral, and the flexible shaft and the stirring blades are made of rubber materials.
The bottom plate is wound with coils along the circumferential direction of the bottom plate, the part of the bottom plate, which is positioned at the inner side of the coils along the circumferential direction of the bottom plate, is of an iron structure, the iron structure and the coils form an electromagnet structure, and the annular plate is also of the iron structure; the coil is electrically connected with the power module through a power supply switch, a pressure sensor is also arranged in the liquid passing channel, and the pressure sensor and the power supply switch are in signal connection with the microprocessor; when the pressure detected by the pressure sensor is reduced to a set pressure, the microprocessor controls the power supply switch to supply power to the coil, so that the electromagnet structure generates suction to the annular plate, and the cone enters the conical shell through the circular through hole of the annular plate; and when the electromagnet structure reaches the set power supply time, the microprocessor controls the power supply switch to stop supplying power.
The liquid passing port is formed in the conical tip of the conical shell, the conical tip of the conical shell is communicated with a drainage liquid output butt pipe, the drainage liquid output butt pipe is connected with a drainage liquid output pipe through a first connecting joint, and a check valve is further arranged on the drainage liquid output butt pipe.
The inside of the conical tip of the conical shell is also provided with a limiting net for limiting the conical tip of the cone to stretch into the conical tip of the conical shell.
The guide telescopic rod is connected between the bottom plate and the annular plate, and a storage channel for storing the whole guide telescopic rod is formed in the bottom plate.
The liquid passing channel is connected with the drainage tube through a second connecting joint arranged on the left surface of the bottom plate.
The side wall of the cone is provided with an annular depressed area corresponding to the position covered by the elastic membrane sleeve, the elastic membrane sleeve is positioned in the depressed area, and a gap communicated with the liquid flow outlet is also arranged between the depressed area and the elastic membrane sleeve.
The invention has the beneficial effects that: the invention provides a thoracic surgery thoracic drainage device, which can stir the inner wall of a drainage tube leading to the thoracic cavity and liquid in the drainage tube through negative pressure generated by a negative pressure generating structure, thereby cleaning the liquid flow deposition components on the inner wall of the drainage tube as soon as possible, and leading the liquid flow to enter a cavity in time by utilizing the negative pressure of the thoracic surgery thoracic drainage device. Specifically, the bottom plate and the annular plate can be close to each other by means of manual pushing or automatic electromagnetic adsorption, so that the cone enters the conical accommodating body, liquid in the conical accommodating body enters the drainage bottle through the drainage liquid output tube, meanwhile, the elastic membrane sleeve is tightly attached to each liquid flow outlet under the action of liquid pressure, the liquid in the conical accommodating body is prevented from flowing backwards into the drainage tube, after the bottom plate and the annular plate are released, a liquid accommodating space can be formed between the cone and the conical accommodating body again under the action of spring elasticity, so that negative pressure is generated, the elastic membrane sleeve on the cone is opened under the pressure of the liquid flow drained under the action of thoracic pressure, so that the liquid to be drained gradually enters the liquid accommodating space, the impeller of the rotating mechanism in the cavity can rotate in the flowing process of the liquid flow, and the flexible shaft is driven to rotate, the blades on the flexible shaft can realize the effects of stirring liquid flow in the drainage tube and cleaning liquid flow deposition components on the inner wall of the drainage tube, so that the liquid flow deposition components are drained away by drainage negative pressure in time. The thoracic drainage device is simple in structure, can remarkably reduce liquid flow deposition components on the inner wall of the drainage tube, and can enable thoracic drainage to be smoother compared with a traditional drainage device. The drainage liquid output tube leading to the drainage bottle is detachably connected with the conical containing body, so that liquid flow sedimentation components on the inner wall of the conical containing body can be cleaned specially after the conical containing body is detached conveniently, and the drainage liquid output tube can be thicker due to the fact that the drainage liquid output tube is not directly connected with the thoracic cavity, so that the problem that liquid flow is not smooth due to liquid flow sedimentation on the inner wall of the conical containing body is solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the negative pressure generating structure of the present invention;
FIG. 2 is a left side schematic view of the annular plate of the present invention;
FIG. 3 is a left side view of the bottom plate of the present invention;
FIG. 4 is a schematic right view of the cone of the present invention.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the invention is not limited to the embodiment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, an embodiment of the present invention provides a thoracic surgical chest drainage device, comprising: the thoracic drainage device comprises a bottom plate 1, a cone 3, a cone-shaped accommodating body and the like, wherein a liquid passing channel 21 is formed in the middle of the bottom plate 1, and the liquid passing channel 21 is connected with a drainage tube 22 leading to the thoracic cavity of a human body. The bottom surface of the cone 3 is fixed on the right surface of the bottom plate 1, a cavity 28 is arranged in the cone 3, the cavity 28 is communicated with the liquid passing channel 21, a rotating mechanism which rotates by utilizing the flow of liquid is arranged in the cavity 28, the rotating mechanism is connected with one end of a flexible shaft 25, the flexible shaft 25 penetrates through the liquid passing channel 21 and longitudinally extends into the drainage tube 22 along the drainage tube 22, and the flexible shaft 25 is provided with a plurality of stirring blades 26 along the longitudinal direction; the side wall of the cone 3 is provided with a plurality of liquid flow outlets 6 communicated with the cavity 28, the side wall of the cone 3 is sleeved with an elastic membrane sleeve 5 covering each liquid flow outlet 6, and the elastic membrane sleeve 5 can play a role in one-way circulation, namely, under the pressure of normal drainage liquid flow, the liquid flow passes through the liquid flow outlets 6 from the cavity 28 to open the elastic membrane sleeve 5, so that the drainage liquid is released. The conical accommodation body comprises: the annular plate 2 and the conical shell 4, etc., wherein a flexible wall 14 is arranged between the annular plate 2 and the bottom plate 1 along the circumferential seal of the annular plate and the bottom plate, and a spring 15 connected between the annular plate 2 and the bottom plate 1 is arranged on the outer side of the flexible wall 14. Along the sealed fixed connection of the two circumference between 4 shell bottoms of toper shell and the 2 right flank of annular plate, cone 3 can be held by toper shell 4 through the circular opening of annular plate 2, the liquid mouth has been seted up at the awl point position of toper shell 4, crosses the liquid mouth and is connected with the drainage liquid output tube 8 that leads to the drainage bottle. In the embodiment, when drainage is not smooth (a drainage bottle can be observed) or drainage needs to be enhanced, the bottom plate 1 and the annular plate 2 are manually compressed and close by a manual pushing mode, so that the cone 3 enters the conical shell 4, drainage liquid in the conical shell 4 enters the drainage liquid output pipe 8 through a liquid passing port at the conical tip of the conical shell 4 and then enters the drainage bottle, in the process, the elastic membrane sleeve 5 is sleeved on the cone 3, so the elastic membrane sleeve can be tightly attached to the outer wall of the cone 3 to play a role of a check valve, after the bottom plate 1 and the annular plate 2 are released, the bottom plate 1 and the annular plate 2 are separated under the elastic force of the spring 15, negative pressure is formed in the conical shell 4, under the action of the negative pressure, the drainage liquid in the cavity 28 can enable the elastic membrane sleeve 5 to be greatly expanded under the hydraulic action, and the drainage liquid flow outlet 6 enters the conical shell 4, in the process, the drainage liquid in the drainage tube 22 flows into the chamber 28 at a relatively high flow speed, the flow of the drainage liquid pushes the rotating mechanism to rotate, the rotating mechanism drives the flexible shaft 25 to rotate when rotating, so as to drive the flexible shaft to rotate, the blades on the flexible shaft can realize the effects of stirring the liquid flow in the drainage tube and cleaning the liquid flow deposition components on the inner wall of the drainage tube, and the liquid flow deposition components are drained away by drainage negative pressure in time.
Furthermore, the rotating mechanism comprises a fixed rod 30, one end of the fixed rod is fixed on the inner wall of the cavity 28 to play a supporting role, the other end of the fixed rod is fixed with a shaft body 12, a ring sleeve 10 is rotatably sleeved on the shaft body 12, a plurality of impellers 7 are fixedly arranged on the side wall of the ring sleeve 10, a connecting rod 27 is further fixed on the ring sleeve 10, the connecting rod 27 is connected with one end of the flexible shaft 25, and the flexible shaft is driven to rotate when the ring sleeve 10 rotates; the impeller 7 is opposite to the liquid outlet 12 of the liquid passage 21 and is impacted by liquid flow flowing out of the liquid outlet 12 to rotate, so that the flexible shaft 25 is driven to rotate, and liquid flow sediment components adhered and accumulated on the inner wall of the drainage tube 22 are removed.
Further, the flexible shaft 25 is spiral, so that the flexible shaft 25 rotates to increase the shaking, the flexible shaft 25 can more easily and irregularly approach the wall of the drainage tube, the flexible shaft and the stirring blades 26 are matched to perform more irregular rotation stirring and shaking, liquid flow deposition and attached components on the inner wall of the drainage tube can be more easily cleaned, the flexible shaft 25 and the stirring blades 26 are made of rubber materials, and the flexible shaft 25 is made of rubber materials with high hardness so as to reduce the relative torsional deformation of the flexible shaft 25.
Further, the coil 18 is wound on the bottom plate 1 along the circumferential direction of the bottom plate, the part of the bottom plate 1, which is located on the inner side of the coil 18 along the circumferential direction of the bottom plate, is of an iron structure, the iron structure and the coil 18 form an electromagnet structure, and the annular plate 2 is also of the iron structure and forms an electromagnetic attraction combination between an electromagnet and an iron body; the coil 18 is electrically connected with the power module 20 through a power supply switch, a pressure sensor 24 is further arranged in the liquid passing channel 21, and the pressure sensor 24 and the power supply switch are in signal connection with the microprocessor 19; when the pressure detected by the pressure sensor 24 is reduced to a set pressure, which indicates that the internal drainage pressure of the drainage tube 22 is insufficient, the microprocessor 19 controls the power supply switch to supply power to the coil 18, so that the electromagnet structure generates suction to the annular plate 2, the cone 3 enters the conical shell 4 through the circular through hole of the annular plate 2, and the liquid in the conical shell 4 flows to the drainage bottle through the drainage liquid output tube 8; when the electromagnet structure reaches the set power supply time, which can be set to 2-3 seconds, to ensure that the cone 3 is fully inside the conical shell 4 under the action of the electromagnetic attraction force to ensure that the liquid in the conical shell 4 is discharged as much as possible, and then the microprocessor 19 controls the power supply switch to stop supplying power, the drainage liquid pressure with higher pressure is recovered in the drainage tube 22 and the liquid passing channel 21, and the pressure sensor 24 continues to monitor the pressure.
Furthermore, the conical tip of the conical shell 4 is communicated with a drainage liquid output butt pipe, the drainage liquid output butt pipe is connected with a drainage liquid output pipe 8 through a first connecting joint 29, and a check valve 9 is further arranged on the drainage liquid output butt pipe to prevent backflow.
Furthermore, the inside of the conical tip of the conical shell 4 is also provided with a limiting net 11 for limiting the conical tip of the cone 3 to extend into the conical tip of the conical shell 4, so that the situation that the cone 3 completely enters the conical shell 4, the second side wall is tightly attached, and the adhesive force is too strong and cannot be bounced off by a spring easily is avoided.
Further, be connected with direction telescopic link 16 between bottom plate 1 and the annular plate 2, when avoiding bottom plate 1 and the annular plate 2 relative motion, take place radial dislocation between the two, set up in the bottom plate 1 and be used for accomodating whole direction telescopic link 16 and accomodate passageway 17 to ensure that bottom plate 1 and annular plate 2 can be close to as far as when being close to each other.
Further, the liquid passing channel 21 is connected with the drainage tube 22 through a second connector 23 arranged on the left surface of the bottom plate 1, and the second connector 23 and the drainage tube are directly detachably connected, so that the liquid passing channel can be conveniently used as an integral product after being butted with the drainage tube.
Furthermore, an annular depressed area is formed in the side wall of the cone 3 corresponding to the position covered by the elastic membrane sleeve 5, the elastic membrane sleeve 5 is located in the depressed area, the root of the left end of the elastic membrane sleeve 5 is fixedly connected with the cone 3 in a sealing manner, a gap 31 communicated with the liquid flow outlet 6 is further arranged between the depressed area and the elastic membrane sleeve 5, and a certain amount of drainage liquid can be introduced into the gap 31, so that the drainage liquid in the cavity can open the elastic membrane sleeve 5 conveniently.
In summary, the thoracic surgery thoracic drainage device disclosed by the invention can stir the inner wall of the drainage tube leading to the thoracic cavity and the liquid in the drainage tube through the negative pressure generated by the negative pressure generating structure, so that the liquid flow deposition components on the inner wall of the drainage tube can be cleaned as soon as possible, and the thoracic surgery thoracic drainage device can be drained into the cavity in time by utilizing the negative pressure of the thoracic surgery drainage device. Specifically, the bottom plate and the annular plate can be close to each other by means of manual pushing or automatic electromagnetic adsorption, so that the cone enters the conical accommodating body, liquid in the conical accommodating body enters the drainage bottle through the drainage liquid output tube, meanwhile, the elastic membrane sleeve is tightly attached to each liquid flow outlet under the action of liquid pressure, the liquid in the conical accommodating body is prevented from flowing backwards into the drainage tube, after the bottom plate and the annular plate are released, a liquid accommodating space can be formed between the cone and the conical accommodating body again under the action of spring elasticity, so that negative pressure is generated, the elastic membrane sleeve on the cone is opened under the pressure of the liquid flow drained under the action of thoracic pressure, so that the liquid to be drained gradually enters the liquid accommodating space, the impeller of the rotating mechanism in the cavity can rotate in the flowing process of the liquid flow, and the flexible shaft is driven to rotate, the blades on the flexible shaft can realize the effects of stirring liquid flow in the drainage tube and cleaning liquid flow deposition components on the inner wall of the drainage tube, so that the liquid flow deposition components are drained away in time by drainage negative pressure. The thoracic drainage device is simple in structure, can remarkably reduce liquid flow deposition components on the inner wall of the drainage tube, and can enable thoracic drainage to be smoother compared with a traditional drainage device. The drainage liquid output tube leading to the drainage bottle is detachably connected with the conical containing body, so that liquid flow sedimentation components on the inner wall of the conical containing body can be cleaned specially after the conical containing body is detached conveniently, and the drainage liquid output tube can be thicker due to the fact that the drainage liquid output tube is not directly connected with the thoracic cavity, so that the problem that liquid flow is not smooth due to liquid flow sedimentation on the inner wall of the conical containing body is solved.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (9)
1. A thoracic surgical chest drainage device, comprising:
the bottom plate (1) is provided with a liquid passing channel (21), and the liquid passing channel (21) is connected with a drainage tube (22) leading to the thoracic cavity of a human body;
the bottom surface of the cone (3) is fixed on the right surface of the bottom plate (1), a cavity (28) communicated with the liquid passing channel (21) is formed in the cone (3), a rotating mechanism which rotates by utilizing liquid flow is arranged in the cavity (28), the rotating mechanism is connected with one end of a flexible shaft (25), the flexible shaft (25) extends into the drainage tube (22), and a plurality of stirring blades (26) are longitudinally arranged on the flexible shaft (25); a plurality of liquid flow outlets (6) communicated with the cavity (28) are formed in the side wall of the cone (3), and an elastic membrane sleeve (5) covering each liquid flow outlet (6) is sleeved on the side wall of the cone (3);
a conical containment body comprising: a flexible wall (14) is arranged between the annular plate (2) and the bottom plate (1) along the circumferential direction of the annular plate (2) and the bottom plate (1), and a spring (15) is connected between the annular plate (2) and the bottom plate (1); conical shell (4), sealed fixed connection between the shell bottom and annular plate (2) right flank, seted up on conical shell (4) and crossed the liquid mouth, crossed the liquid mouth and be connected with drainage liquid output tube (8) of connecting the drainage bottle.
2. The thoracic surgical drainage device according to claim 1, wherein the rotation mechanism comprises a fixing rod (30) having one end fixed to the inner wall of the chamber (28) and the other end fixed to a shaft body (12), a ring (10) rotatably connected to the shaft body (12), a plurality of impellers (7) arranged on the side wall of the ring (10), a connecting rod (27) fixed to the ring (10), the connecting rod (27) connected to one end of the flexible shaft (25); the impeller (7) is opposite to the liquid outlet (12) of the liquid passing channel (21).
3. The thoracic surgical drainage device according to claim 2, wherein the flexible shaft (25) is helical, and the flexible shaft (25) and the agitating blades (26) are made of rubber.
4. The thoracic surgical chest drainage device of claim 2, wherein the base plate (1) is wound with the coil (18) along a circumferential direction thereof, and a portion of the base plate (1) located inside the coil (18) along the circumferential direction thereof is provided with a ferrous structure, the ferrous structure and the coil (18) form an electromagnet structure, and the annular plate (2) is also provided with a ferrous structure; the coil (18) is electrically connected with the power supply module (20) through a power supply switch, a pressure sensor (24) is further arranged in the liquid passing channel (21), and the pressure sensor (24) and the power supply switch are in signal connection with the microprocessor (19); when the pressure detected by the pressure sensor (24) is reduced to a set pressure, the microprocessor (19) controls the power supply switch to supply power to the coil (18), so that the electromagnet structure generates suction on the annular plate (2), and the cone (3) enters the cone shell (4) through the circular through hole of the annular plate (2); and when the electromagnet structure reaches the set power supply time, the microprocessor (19) controls the power supply switch to stop supplying power.
5. The thoracic surgery chest drainage device according to claim 2, wherein the liquid passing port is formed at the conical tip of the conical shell (4), the conical tip of the conical shell (4) is communicated with a drainage liquid output butt-joint pipe, the drainage liquid output butt-joint pipe is connected with a drainage liquid output pipe (8) through a first connecting joint (29), and a check valve (9) is further arranged on the drainage liquid output butt-joint pipe.
6. The thoracic surgical drainage device according to claim 5, wherein the conical tip of the conical shell (4) is further provided with a limiting net (11) inside the conical tip of the conical shell (4) for limiting the extension of the conical tip of the conical body (3) into the conical tip of the conical shell (4).
7. The thoracic surgical chest drainage device of claim 1 or 2, wherein a guiding expansion link (16) is connected between the base plate (1) and the annular plate (2), and a receiving channel (17) for receiving the whole guiding expansion link (16) is formed in the base plate (1).
8. The thoracic surgical chest drainage device of claim 1 wherein the fluid passing channel (21) is connected to the drainage tube (22) by a second connection joint (23) provided on the left surface of the base plate (1).
9. The thoracic surgical chest drainage device of claim 1 wherein the side wall of the cone (3) is formed with an annular recessed area corresponding to the area covered by the elastic membrane sleeve (5), the elastic membrane sleeve (5) is located in the recessed area, and a gap (31) communicating with the liquid outlet (6) is formed between the recessed area and the elastic membrane sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210820525.4A CN114949400B (en) | 2022-07-13 | 2022-07-13 | Thoracic surgery thorax drainage device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210820525.4A CN114949400B (en) | 2022-07-13 | 2022-07-13 | Thoracic surgery thorax drainage device |
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| CN114949400A true CN114949400A (en) | 2022-08-30 |
| CN114949400B CN114949400B (en) | 2024-02-27 |
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| WO2008074109A2 (en) * | 2006-12-21 | 2008-06-26 | Universidade Estadual De Campinas - Unicamp | Device for draining pleural fluids and drainage system using same |
| US20160135982A1 (en) * | 2014-11-13 | 2016-05-19 | Maurice Marcel Garcia | Gravity Independent Medical Drainage Systems |
| CN111450333A (en) * | 2020-04-14 | 2020-07-28 | 王道猛 | Drainage device for thoracic surgery |
| US20220040458A1 (en) * | 2020-08-05 | 2022-02-10 | Kenneth R. STUEBE | Mechanized surgical drain and method of use |
| CN112336928A (en) * | 2020-11-23 | 2021-02-09 | 中国人民解放军空军军医大学 | Closed drainage device for thoracic surgery |
| CN215082927U (en) * | 2021-04-06 | 2021-12-10 | 中国人民解放军空军军医大学 | Thoracic closed drainage device for airplane transfer |
| CN214859744U (en) * | 2021-06-17 | 2021-11-26 | 厦门大学附属翔安医院 | Stifled drainage device is prevented to thoracic surgery |
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| CN114949400B (en) | 2024-02-27 |
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