CN108159513B - Integrative drainage bottle of thorax liquid collection sample - Google Patents
Integrative drainage bottle of thorax liquid collection sample Download PDFInfo
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- CN108159513B CN108159513B CN201810150945.XA CN201810150945A CN108159513B CN 108159513 B CN108159513 B CN 108159513B CN 201810150945 A CN201810150945 A CN 201810150945A CN 108159513 B CN108159513 B CN 108159513B
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- ring
- outer sleeve
- cavity
- drainage bottle
- effusion
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- A61M1/0001—
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
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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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/101—Pleural cavity
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention provides a pleural fluid collecting and sampling integrated drainage bottle which comprises a effusion cavity, a water seal cavity and a pressure regulating cavity, wherein the effusion cavity is formed by a cylindrical outer sleeve and an inner effusion cavity, and comprises an inner effusion cavity which is arranged in a cylindrical shape, and the bottom end of the effusion cavity is provided with an opening at the bottom; the annular ring is horizontally and fixedly arranged in the inner effusion cavity, and the center of the annular ring is provided with an annular ring hole; the shifting disc is horizontally arranged in the inner effusion cavity, and is provided with a shifting disc hole plug matched with the annular ring hole, a connecting rod radially connected with the shifting disc hole plug and a shifting disc annular magnetic outer ring connected with the connecting rod; an outer sleeve; an outer sleeve top cover ring; an outer sleeve ring-shaped magnetic ring. The invention can easily sample and send samples without affecting the use of the chest fluid drainage bottle, can control the negative pressure in the bottle, and can realize convenient opening, closing and locking of the chest fluid drainage bottle at any time by utilizing the relative sliding and control of the magnetic ring, thereby being simple and convenient.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a thoracic fluid collection and sampling integrated drainage bottle.
Background
The existing drainage of the blood chest, pneumothorax and the abscess chest and the patient after the chest opening operation are generally provided with a chest drainage bottle, and medical staff need to detect the physiological parameters of the chest drainage bottle in the process of using the chest drainage bottle; the prior thoracic fluid collection needs to take down the drainage bottle and then send the sample, so that the thoracic fluid drainage bottle needs to be replaced, a plurality of thoracic fluid drainage bottles are needed during operation, and the replacement is troublesome. Most of the existing chest drainage bottles are in a negative pressure state, and are difficult to take down when a patient uses the chest drainage bottles. And the normal chest fluid taking of a patient is necessarily influenced when the existing chest drainage bottle is replaced, and because air can be inhaled when the patient is replaced, the operation is not easy, and lung infection is easy to cause. When a patient needs to configure the chest drainage bottle for a long time, the detection of the pleural effusion needs to be carried out from time to time, the chest drainage bottle is replaced, and only the replacement is carried out after the accumulation of the pleural effusion, so that the method is very complicated.
Disclosure of Invention
The invention aims to solve the technical problem of providing the thoracic fluid collection and sampling integrated drainage bottle which can conveniently take down and send samples and control the negative pressure in the thoracic fluid drainage bottle.
The invention adopts the following technical scheme for solving the technical problems:
the utility model provides an integrative drainage bottle of thorax liquid collection sample, includes hydrops chamber, water seal chamber and pressure regulating chamber, the hydrops chamber includes
An inner effusion cavity, which is arranged in a cylindrical shape, and the bottom end of which is provided with a bottom opening;
the annular ring is horizontally and fixedly arranged in the inner effusion cavity, and the center of the annular ring is provided with an annular ring hole;
the shifting disc is horizontally arranged in the inner effusion cavity, and is provided with a shifting disc hole plug matched with the annular ring hole, a connecting rod radially connected with the shifting disc hole plug and a shifting disc annular magnetic outer ring connected with the connecting rod;
the outer sleeve is arranged in a cylindrical shape and sleeved on the outer surface of the inner effusion cavity;
the outer sleeve top cover ring is horizontally arranged at the top of the outer sleeve, and the inner diameter of the circle center hole of the outer sleeve top cover ring is consistent with the outer diameter of the inner effusion cavity;
the outer sleeve annular magnetic ring is horizontally and fixedly arranged right below the outer sleeve top cover ring, and the circle center hole of the outer sleeve annular magnetic ring is consistent with the circle center hole of the outer sleeve top cover ring in size.
In order to further optimize the technical scheme, the technical measures adopted by the invention are as follows:
preferably, the annular magnetic outer ring of the shift disc is opposite to the adjacent surface of the annular magnetic ring of the outer sleeve in magnetism.
Preferably, the cylindrical surface of the outer sleeve is provided with a vent tube.
Preferably, the vent pipe is connected with an inert gas input device.
Preferably, the inert gas is nitrogen.
Preferably, a circular column base is arranged at the bottom of the outer sleeve.
Preferably, the upper surface of the circular column base is a magnetic upper surface; and an inner effusion cavity bottom opening cover with a magnetic bottom is magnetically connected right above the magnetic upper surface.
Preferably, the outer surface of the bottom opening of the inner effusion cavity is provided with external threads.
Preferably, the inner surface of the opening cover at the bottom of the inner effusion cavity is provided with an inner thread corresponding to the outer thread.
Preferably, the shifting disc hole plug is in threaded connection with the annular ring hole.
Compared with the prior art, the invention has the following technical effects:
the chest fluid collecting and sampling integrated drainage bottle can easily sample and send samples without affecting the use of the chest fluid drainage bottle, can control the negative pressure in the bottle, and can be opened and closed and locked conveniently at any time by utilizing the relative sliding and control of the magnetic parts, thereby being simple and convenient. Firstly, the thoracic cavity liquid collecting and sampling integrated drainage bottle can realize instant sterile and air-isolated sampling of the thoracic cavity effusion under the condition that the normal operation of the thoracic cavity drainage bottle is not affected; secondly, the thoracic cavity liquid collecting and sampling integrated drainage bottle can clean an inner effusion cavity without affecting the normal use of a thoracic cavity drainage bottle assembly; again, the integrated drainage bottle for collecting and sampling the pleural effusion can be used for replacing and taking out a large amount or a small amount of controllable pleural effusion without pollution, and is suitable for the condition of needing long-time drainage of the pleural effusion; the thoracic fluid collecting and sampling integrated drainage bottle can also regulate and control the pressure of the negative pressure effusion cavity, so that the thoracic fluid collecting and sampling integrated drainage bottle can restore normal pressure and conveniently take down the outer sleeve.
Drawings
FIG. 1 is a schematic view of a chest fluid collection and sampling integrated drainage bottle according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the liquid accumulation chamber according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of the structure of a shift disk according to a preferred embodiment of the present invention;
FIG. 4 is a schematic view of the liquid accumulation chamber according to a preferred embodiment of the present invention;
FIG. 5 is a schematic view of the liquid accumulation chamber according to a preferred embodiment of the present invention;
wherein the reference numerals are as follows:
1 a effusion cavity; 2, water sealing the cavity; 3, a pressure regulating cavity; 11 an outer sleeve; 12 inner effusion cell; 13 an annular ring; 14 shifting the disc; 15 an outer sleeve top cover ring; 16 outer sleeve ring magnetic ring; 111 breather pipe; 112 a bottom opening cover of the inner effusion cell; 113 a circular column base; 121 bottom opening; 131 an annular ring hole; 141 displacing the disc aperture plug; 142 connecting rods; 143 to displace the disc-shaped magnetic outer race.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a chest fluid collection and sampling integrated drainage bottle according to a preferred embodiment of the present invention; FIG. 2 is a schematic view of the liquid accumulation chamber according to a preferred embodiment of the present invention; FIG. 3 is a schematic view of the structure of a shift disk according to a preferred embodiment of the present invention; FIG. 4 is a schematic view of the liquid accumulation chamber according to a preferred embodiment of the present invention; fig. 5 is a schematic structural view of a liquid accumulation chamber according to a preferred embodiment of the present invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
As shown in fig. 1-3, the thoracic fluid collection and sampling integrated drainage bottle of this embodiment includes a effusion cavity 1, a water seal cavity 2 and a pressure regulating cavity 3, wherein the effusion cavity 1 includes
An inner liquid accumulation cavity 12, which is arranged in a cylindrical shape, and the bottom end of which is provided with a bottom opening 121;
an annular ring 13 horizontally and fixedly arranged in the inner effusion chamber 12, wherein an annular ring hole 131 is arranged at the center of the annular ring 13;
a displacement disc 14 horizontally arranged in the inner effusion chamber 12, wherein a displacement disc hole plug 141 matched with the annular ring hole 131, a connecting rod 142 radially connected with the displacement disc hole plug 141 and a displacement disc annular magnetic outer ring 143 connected with the connecting rod 142 are arranged on the displacement disc 14;
an outer sleeve 11 which is arranged in a cylindrical shape and sleeved on the outer surface of the inner effusion cavity 12;
the outer sleeve top cover ring 15 is horizontally arranged at the top of the outer sleeve 11, and the inner diameter of the circle center hole of the outer sleeve top cover ring 15 is consistent with the outer diameter of the inner effusion cavity 12;
the outer sleeve annular magnetic ring 16 is horizontally and fixedly arranged right below the outer sleeve top cover ring 15, and the circle center hole of the outer sleeve annular magnetic ring 16 is consistent with the circle center hole of the outer sleeve top cover ring 15 in size.
The hydrops cavity 1, the water seal cavity 2 and the pressure regulating cavity 3 are all arranged as closed cavities; the bottom opening 121 of the inner effusion chamber 12 enables the bottom of the inner effusion chamber 12 to be communicated with the outer sleeve 11, and a connecting pipe is arranged on the top surface of the inner effusion chamber 12; the annular ring hole 131 of the annular ring 13 is matched with the annular size of the shifting disc hole plug 141, so that the shifting disc hole plug can be tightly clamped; the connecting rods 142 are provided with a plurality of connecting rods, one end of each connecting rod in the horizontal direction is connected with the outer side surface of the corresponding shifting disc hole plug 141, the other end of each connecting rod is connected with the corresponding shifting disc annular magnetic outer ring 143, the annular size of the corresponding shifting disc annular magnetic outer ring 143 is consistent with the inner diameter of the inner effusion cavity 12, and the corresponding shifting disc annular magnetic outer ring can slide in the inner effusion cavity 12 in the horizontal direction and simultaneously has a certain friction force with the inner surface of the inner effusion cavity 12, so that the corresponding shifting disc annular magnetic outer ring can be relatively fixed in the inner effusion cavity 12 without falling off under the condition of no external force; the outer sleeve 11 is sleeved with the inner effusion cavity 12, the top of the outer sleeve 11 is covered by the outer sleeve top cover ring 15, and a gap between the outer sleeve 11 and the inner effusion cavity 12 is sealed, so that the gap is kept airtight in the whole cavity of the effusion cavity 1; the magnetism of the outer sleeve annular magnetic ring 16 is opposite to that of the shifting disc annular magnetic outer ring 143, and the shifting disc annular magnetic outer ring 143, the outer sleeve top cover ring 15 and the inner side surface and the outer side surface of the inner effusion cavity 12 can be mutually magnetically adsorbed, so that the outer sleeve 11 can be relatively fixed at the outer side of the inner effusion cavity 12 without falling off due to the friction force action of the shifting disc annular magnetic outer ring 143, the outer sleeve top cover ring 15 and the inner side surface and the outer side surface of the inner effusion cavity 12.
Further, in a preferred embodiment, the shift disk annular magnetic outer race 143 is magnetically opposite the adjacent face of the outer sleeve annular magnetic race 16.
Further, in a preferred embodiment, the outer side surface of the outer sleeve 11 is provided with capacity graduation marks.
Further, in a preferred embodiment, the cylindrical surface of the outer sleeve 11 is provided with a vent tube 111.
Further, in a preferred embodiment, the vent tube 111 is connected to an inert gas input.
Further, in a preferred embodiment, the inert gas is nitrogen.
The breather pipe 111 is a pipe connected to the outer side surface of the outer sleeve 11, so that the inside of the effusion chamber 1 is communicated with the outside; preferably, the vent pipe 111 is a circular vent pipe, and when not in use, the vent pipe is plugged by a gas pipe plug to keep tightness; when the air pipe plug is pulled out and connected with the air transmission pipeline, preferably inert gas is input, and the action of the air pipe 111 is set, when the outer sleeve 11 is pulled out, sometimes the pressure in the effusion chamber 1 is negative pressure, and the effusion chamber is difficult to pull out, in this case, a certain amount of nitrogen is input into the effusion chamber 1 by using the vent pipe 111 to restore normal pressure, so that the effusion chamber is easier to pull out; of course, it can be done by inputting oxygen or other harmless gas.
Further, in a preferred embodiment, the bottom of the outer sleeve 11 is provided with a circular post base 113.
Further, in a preferred embodiment, the upper surface of the circular column base 113 is a magnetic upper surface; an inner effusion cavity bottom opening cover 112 provided with a magnetic bottom is magnetically connected right above the magnetic upper surface.
Further, in a preferred embodiment, the outer surface of the bottom opening 121 of the inner chamber 12 is provided with external threads.
Further, in a preferred embodiment, the inner surface of the inner chamber bottom opening cover 112 is provided with an internal thread corresponding to the external thread.
The cylindrical base 113 is fixedly arranged on the inner bottom surface of the outer sleeve 11, and is consistent with the size of the inner effusion cavity bottom opening cover 112, the inner effusion cavity bottom opening cover 112 is a circular cover, and annular connecting rings are arranged around the circular cover; the inner side of the collar is provided with an internal thread which mates with an external thread on the outer surface of the bottom opening 121, and the bottom opening of the inner chamber 12 can be sealed with the inner chamber bottom opening cover 112 when desired. Preferably, the distance between the cylindrical base 113 and the outer sleeve top cover ring 15 is greater than the distance between the annular ring 13 and the bottom opening 121, so that the choice of closing the displacement plate aperture plug 141 or closing the inner effusion chamber bottom opening cap 112 can be made when a closure is desired.
Further, in a preferred embodiment, the displacement disk bore plug 141 is threadably coupled to the annular ring bore 131.
Further, in a preferred embodiment, the annular central through hole of the outer sleeve top cover ring 15 is further provided with a cylinder cover of the outer sleeve 11 matched with the annular central through hole, so that the cylinder cover is convenient to be removed and sent to the detection cover to be not polluted.
Further, in a preferred embodiment, the center of the bottom of the outer sleeve 11 is provided with a bottom drainage hole (not shown). When the circular column base 113 exists, the circular column base 113 is arranged at an unblocked bottom position of the circular column base 113, and the bottom drainage hole is connected with the drainage tube.
The specific operation method of the thoracic fluid collection and sampling integrated drainage bottle comprises the following steps:
connecting the pleural fluid collecting and sampling integrated drainage bottle to a catheter for operation, wherein the space between the shifting disc 14 and the annular ring 13 is not sealed, pleural fluid can flow into the outer sleeve 11, the shifting disc 14 can be fixed at a specific position and cannot slide down due to the action of friction force, when a large amount of pleural fluid is required for detection or cleaning of the inner fluid accumulation cavity 12, the outer sleeve 11 can be held and then pulled up, the outer sleeve 11 and the outer sleeve 11 cannot slide down together due to the magnetic attraction of the annular magnetic ring 16 of the outer sleeve and the annular magnetic ring 143 of the shifting disc, when the outer sleeve 11 slides up, the shifting disc 14 also slides up, when the shifting disc 13 slides to the position of the annular ring 13, the shifting disc hole plug 141 is aligned with the annular ring hole 131, then the outer sleeve 11 starts to rotate, and under the attraction of the outer sleeve 11, the shifting disc 14 also starts to rotate so as to screw down the shifting disc hole plug 141 and the annular ring hole 131, and then the outer sleeve 11 is pulled down vertically, at the moment, the shifting disc 14 cannot slide down together with the outer sleeve 11 due to the fact that the shifting disc hole plug 141 and the annular ring hole 131 are fixed, and the inner fluid accumulation cavity 12 can be kept in the closed cavity at the same time. Then cleaning the inner effusion cavity 12 or sending the pleural effusion in the outer sleeve 11 to be detected without affecting the normal use of the pleural drainage bottle; or in the case of a bottom drainage hole, the pleural effusion is taken out from the bottom drainage hole for detection.
When provided with the inner effusion chamber bottom opening cover 112, its main purpose is to perform small changes or sampling of pleural effusion without affecting the normal use of the effusion chamber 1. Preferably, the distance between the cylindrical base 113 and the top cover ring 15 of the outer sleeve is greater than the distance between the annular ring 13 and the bottom opening 121, when in use, the drainage bottle for collecting and sampling thoracic fluid is connected to the catheter for operation, at this time, the position between the displacement disk 14 and the annular ring 13 is not closed, thoracic fluid can flow into the outer sleeve 11, the displacement disk 14 can be fixed at a specific position due to the action of friction force and does not slide down, when a small amount of thoracic fluid is required for detection or the inner fluid cavity 12 is required to be cleaned, the outer sleeve 11 can be held and then pulled up, because the magnetic force between the annular magnetic ring 16 of the outer sleeve and the annular magnetic ring 143 of the displacement disk is attracted, when the outer sleeve 11 slides up, the displacement disk 14 also slides up, when the displacement disk 13 slides to the position of the annular ring 13, at this time, the annular ring 13 slides up continuously, the displacement disk 14 is blocked up, the displacement disk 14 is blocked at the position of the annular ring 13, the outer sleeve 11 slides up until the bottom opening cover 112 is always magnetically adsorbed with the circular column base 113, when the bottom opening cover 112 of the outer sleeve is slid down to the bottom opening 121, the annular ring is screwed down, and the annular ring is not screwed down, and the bottom opening 121 is closed, and the bottom of the annular ring is normally closed, when the annular ring is closed up and the bottom opening 121 is closed, and the bottom of the annular ring is closed, and the annular ring is opened, and the bottom is closed, and the bottom of the annular cavity is closed, and the bottom is opened, and the bottom is closed; and then the outer sleeve 11 is removed from the effusion cavity 1, and the pleural effusion is sent to be detected, or in the case of a bottom drainage hole, the pleural effusion is taken out from the bottom drainage hole to be detected.
In summary, the invention can easily sample and send samples without affecting the use of the chest fluid drainage bottle, can control the negative pressure in the bottle, and utilizes the relative sliding and control of the magnetic ring to enable the chest fluid drainage bottle to be opened and closed and locked conveniently at any time, and is simple and convenient.
The above description of the specific embodiments of the present invention has been given by way of example only, and the present invention is not limited to the above described specific embodiments. Any equivalent modifications and substitutions for this practical use will also occur to those skilled in the art, and are within the scope of the present invention. Accordingly, equivalent changes and modifications are intended to be included within the scope of the present invention without departing from the spirit and scope thereof.
Claims (10)
1. The utility model provides an integrative drainage bottle of thorax liquid collection sample, includes hydrops chamber (1), water seal chamber (2) and pressure regulating chamber (3), its characterized in that: the effusion chamber (1) comprises
An inner effusion chamber (12) which is arranged in a cylindrical shape, and the bottom end of which is provided with a bottom opening (121);
the annular ring (13) is horizontally and fixedly arranged in the inner effusion cavity (12), and an annular ring hole (131) is formed in the center of the annular ring (13);
the displacement disc (14) is horizontally arranged in the inner effusion cavity (12), and the displacement disc (14) is provided with a displacement disc hole plug (141) matched with the annular ring hole (131), a connecting rod (142) radially connected with the displacement disc hole plug (141) and a displacement disc annular magnetic outer ring (143) connected with the connecting rod (142);
an outer sleeve (11) which is arranged in a cylindrical shape and sleeved on the outer surface of the inner effusion cavity (12);
the outer sleeve top cover ring (15) is horizontally arranged at the top of the outer sleeve (11), and the inner diameter of the circle center hole of the outer sleeve top cover ring (15) is consistent with the outer diameter of the inner effusion cavity (12);
the outer sleeve annular magnetic ring (16) is horizontally and fixedly arranged right below the outer sleeve top cover ring (15), and the circle center hole of the outer sleeve annular magnetic ring (16) is consistent with the circle center hole of the outer sleeve top cover ring (15);
the connecting rods (142) are arranged in a plurality, one end of each connecting rod in the horizontal direction is connected with the outer side face of the corresponding shifting disc hole plug (141), and the other end of each connecting rod is connected with the corresponding shifting disc annular magnetic outer ring (143).
2. The chest fluid collection and sampling integrated drainage bottle of claim 1, wherein: the shifting disc annular magnetic outer ring (143) is opposite to the adjacent surface of the outer sleeve annular magnetic ring (16).
3. The chest fluid collection and sampling integrated drainage bottle of claim 1, wherein: the cylindrical surface of the outer sleeve (11) is provided with a vent pipe (111).
4. The chest fluid collection and sampling integrated drainage bottle of claim 3, wherein: the breather pipe (111) is connected with an inert gas input device.
5. The chest fluid collection and sampling integrated drainage bottle of claim 4, wherein: the inert gas is nitrogen.
6. The chest fluid collection and sampling integrated drainage bottle of claim 1, wherein: a round column base (113) is arranged at the bottom of the outer sleeve (11).
7. The chest fluid collection and sampling integrated drainage bottle of claim 6, wherein: the upper surface of the round column base (113) is a magnetic upper surface; an inner effusion cavity bottom opening cover (112) provided with a magnetic bottom is magnetically connected right above the magnetic upper surface.
8. The chest fluid collection and sampling integrated drainage bottle of claim 7, wherein: the external surface of the bottom opening (121) of the inner effusion cavity (12) is provided with external threads.
9. The chest fluid collection and sampling integrated drainage bottle of claim 8, wherein: and an inner thread corresponding to the outer thread is arranged on the inner surface of the inner effusion cavity bottom opening cover (112).
10. The chest fluid collection and sampling integrated drainage bottle of claim 9, wherein: the displacement disc hole plug (141) is in threaded connection with the annular ring hole (131).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150945.XA CN108159513B (en) | 2018-02-13 | 2018-02-13 | Integrative drainage bottle of thorax liquid collection sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150945.XA CN108159513B (en) | 2018-02-13 | 2018-02-13 | Integrative drainage bottle of thorax liquid collection sample |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108159513A CN108159513A (en) | 2018-06-15 |
| CN108159513B true CN108159513B (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810150945.XA Active CN108159513B (en) | 2018-02-13 | 2018-02-13 | Integrative drainage bottle of thorax liquid collection sample |
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| Country | Link |
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| CN (1) | CN108159513B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0402117A2 (en) * | 1989-06-09 | 1990-12-12 | Sherwood Medical Company | Chest drainage device |
| CN203829373U (en) * | 2014-03-11 | 2014-09-17 | 上海市肺科医院 | Water-sealed bottle |
| CN205339666U (en) * | 2016-01-22 | 2016-06-29 | 沈旭 | Medical negative pressure suction bottle |
-
2018
- 2018-02-13 CN CN201810150945.XA patent/CN108159513B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0402117A2 (en) * | 1989-06-09 | 1990-12-12 | Sherwood Medical Company | Chest drainage device |
| CN203829373U (en) * | 2014-03-11 | 2014-09-17 | 上海市肺科医院 | Water-sealed bottle |
| CN205339666U (en) * | 2016-01-22 | 2016-06-29 | 沈旭 | Medical negative pressure suction bottle |
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| Publication number | Publication date |
|---|---|
| CN108159513A (en) | 2018-06-15 |
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