CN113230469A - Drainage device for medical oncology - Google Patents
Drainage device for medical oncology Download PDFInfo
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- CN113230469A CN113230469A CN202110537748.5A CN202110537748A CN113230469A CN 113230469 A CN113230469 A CN 113230469A CN 202110537748 A CN202110537748 A CN 202110537748A CN 113230469 A CN113230469 A CN 113230469A
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- suction
- liquid inlet
- storage
- liquid
- exhaust
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- 239000007788 liquid Substances 0.000 claims abstract description 111
- 241000521257 Hydrops Species 0.000 claims description 24
- 206010030113 Oedema Diseases 0.000 claims description 24
- 239000011229 interlayer Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract description 10
- 239000000284 extract Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The invention provides a drainage device for medical oncology, which belongs to the technical field of drainage devices and comprises a storage part, a liquid inlet part, an expansion part, an elastic stretching part, an exhaust part, a suction part and a reset part, wherein the liquid inlet part is arranged on one side of the storage part. In the embodiment of the invention, through the arrangement of the exhaust part, the expansion part, the air inlet part and the elastic stretching piece, when the suction part extracts effusion, the expansion part can move towards the middle part of the liquid inlet part, the effusion can flow into the storage part from a gap between the expansion part and the liquid inlet part, after the effusion is extracted, the elastic stretching piece can pull the expansion part to the inner wall of the liquid inlet part and extrude and block the exhaust part, air on one side of the suction part enters the expansion part from the air inlet part to drive the expansion part to swell so as to block the inner cavity of the liquid inlet part, so that the air in the body of a patient is prevented from being extracted, the discomfort of the patient is eliminated, and the safety in the effusion extraction process is improved.
Description
Technical Field
The invention belongs to the technical field of drainage devices, and particularly relates to a drainage device for medical oncology.
Background
At present, most of tumor patients have effusion, so the effusion in the patient body needs to be extracted regularly to relieve the pain of the patient.
In the prior art, the extraction of hydrops is mostly realized by depending on the drainage device, namely the extraction of the hydrops is realized by utilizing the negative pressure effect in the drainage device, but because the hydrops in the body of a patient can not be visually judged, the drainage device in the prior art can not be stopped in time after the hydrops is completely extracted, the air in the body of the patient can be easily extracted, and further the discomfort of the patient is caused, and the risk in the drainage process is improved.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a drainage device for medical oncology.
In order to solve the technical problems, the invention provides the following technical scheme:
a drainage device for medical oncology, which comprises a storage part, a liquid inlet part, an expansion part, an elastic stretching part, an exhaust part, a suction part and a reset part,
the liquid inlet part is arranged on one side of the storage part, the suction part and the reset part are both arranged in the storage part, the reset part is used for driving the suction part to move so as to pump the effusion in the body of the patient from the liquid inlet part to the storage part,
one end of the exhaust part is communicated with the cavity at one side of the suction part, the other end of the exhaust part extends into the liquid inlet part and is communicated with the outside,
the expansion part and the elastic stretching piece are both arranged in the liquid inlet part, one side of the expansion part is communicated with the chamber on one side of the suction part through the air inlet part, the elastic stretching piece is used for providing pulling force for the expansion part,
when the effusion flows in the liquid inlet part, the effusion applies pressure to the expansion part to drive the expansion part to be far away from the inner wall of the liquid inlet part,
when liquid feeding portion does not have hydrops and flows, elastic stretching piece can with the inflation portion draw to liquid feeding portion inner wall and extrusion exhaust portion, suction portion with one side air certainly liquid feeding portion carries extremely inside the inflation portion, orders about the inflation portion is bloated, with right liquid feeding portion inner chamber carries out the shutoff.
As a further improvement of the invention: the expansion part comprises an air bag and a supporting part,
the supporting part is connected gasbag one side, and the supporting part is kept away from the one end of gasbag with the inside swing joint of feed liquor portion, elastic stretching piece one end with the supporting part links to each other, the other end with feed liquor portion inner wall links to each other.
As a further improvement of the invention: the exhaust portion includes an exhaust duct that,
exhaust duct one end with suction portion one side cavity intercommunication, the other end extends to inside and by the feed liquor portion lateral wall is worn out, exhaust duct adopts flexible material to make.
As a further improvement of the invention: deposit the inside fixed interlayer that is provided with of dress portion, the interlayer will deposit the portion inner chamber and separate into and deposit the liquid chamber and suction chamber, set up on the interlayer and make deposit the liquid chamber with the intercommunicating pore that the suction chamber communicates each other, advance the liquid portion with deposit the liquid chamber intercommunication, suction portion with reset portion all sets up suction intracavity portion.
As a still further improvement of the invention: one end of the air inlet part is communicated with the air bag, and the other end of the air inlet part is communicated with the suction cavity by penetrating through the interlayer.
As a still further improvement of the invention: the suction portion is attached to the inner wall of the suction cavity, one end of the reset portion is connected with the suction portion, and the other end of the reset portion is connected with the inner wall of the storage portion.
As a still further improvement of the invention: the suction portion one side still fixedly is provided with the drive division, the drive division is kept away from the one end of suction portion extends to the storage portion is outside, the drive division is used for driving suction portion reverse movement.
As a still further improvement of the invention: the driving part is a pull rod or a pull rope.
As a still further improvement of the invention: the suction part is a piston plate or a piston block, and in order to ensure the sealing property between the suction part and the inner wall of the suction cavity, the side wall of the suction part is coated with a rubber layer.
Compared with the prior art, the invention has the beneficial effects that:
in the embodiment of the invention, through the arrangement of the exhaust part, the expansion part, the air inlet part and the elastic stretching piece, when the suction part extracts effusion, the expansion part can move towards the middle part of the liquid inlet part, the effusion can flow into the storage part from a gap between the expansion part and the liquid inlet part, after the effusion is extracted, the elastic stretching piece can pull the expansion part to the inner wall of the liquid inlet part and extrude and block the exhaust part, air on one side of the suction part enters the expansion part from the air inlet part to drive the expansion part to swell so as to block the inner cavity of the liquid inlet part, so that the air in the body of a patient is prevented from being extracted, the discomfort of the patient is eliminated, and the safety in the effusion extraction process is improved.
Drawings
FIG. 1 is a schematic structural diagram I of a drainage device for medical oncology;
FIG. 2 is a schematic structural diagram II of a drainage device for medical oncology;
FIG. 3 is a schematic structural view of an expansion part in the drainage device for medical oncology;
in the figure: 1-storage part, 11-liquid discharge pipe, 12-liquid storage cavity, 13-interlayer, 14-suction cavity, 15-liquid inlet part, 16-communication hole, 2-expansion part, 21-air inlet part, 22-air bag, 23-support part, 24-elastic stretching part, 3-exhaust part, 31-first exhaust pipe, 32-flexible exhaust pipe, 33-second exhaust pipe, 4-suction part, 41-driving part and 5-reset part.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1, the embodiment provides a drainage device for medical oncology, which includes a storage portion 1, a liquid inlet portion 15, an expansion portion 2, an elastic stretching member 24, an exhaust portion 3, a suction portion 4 and a reset portion 5, where the liquid inlet portion 15 is disposed on one side of the storage portion 1, the suction portion 4 and the reset portion 5 are both disposed inside the storage portion 1, the reset portion 5 is configured to drive the suction portion 4 to move so as to pump the effusion in the patient from the liquid inlet portion 15 into the storage portion 1, one end of the exhaust portion 3 is communicated with a chamber on one side of the suction portion 4, the other end of the exhaust portion extends into the liquid inlet portion 15 and is communicated with the outside, the expansion portion 2 and the elastic stretching member 24 are both disposed inside the liquid inlet portion 15, one side of the expansion portion 2 is communicated with a chamber on one side of the suction portion 4 through an air inlet portion 21, and the elastic stretching member 24 is configured to provide a pulling force to the expansion portion 2, when 15 inside hydrops that have of liquid inlet portion flow, the hydrops does 2 inflation portions exert pressure, orders about 2 inflation portions keep away from 15 inner walls of liquid inlet portion, when 15 inside no hydrops of liquid inlet portion flow, elastic stretching member 24 can with 2 pulling of inflation portions to 15 inner walls of liquid inlet portion and extrusion exhaust portion 3, suction portion 4 with one side air certainly 21 of liquid inlet portion carry extremely inside 2 inflation portions of inflation portions orders about 2 bulging of inflation portions, with right 15 inner chambers of liquid inlet portion carry out the shutoff.
When the liquid storage device is used, one end of the liquid inlet part 15 can be inserted into the body of a patient, the liquid storage part 4 moves in the storage part 1 to be pumped into the storage part 1 from the liquid inlet pipe 15, air on one side of the suction part 4 is exhausted from the exhaust part 3, and the liquid storage part can act on the expansion part 2 when flowing in the liquid inlet part 15, so that the expansion part 2 moves towards the middle of the liquid inlet part 15; after the hydrops extraction finishes, the inside no hydrops of feed liquor portion 15 flows, drives about expansion portion 2 to the 15 inner wall directions of feed liquor portion under the effect of elastic tension piece 24 this moment to extrude exhaust portion 3, make the air of 4 one sides of suction portion can't discharge from exhaust portion 3, discharge into expansion portion 2 inside by air inlet portion 21 on the contrary, drive about 2 blooms of expansion portion, in order to carry out the shutoff to the 15 inner chambers of feed liquor portion, in order to stop the internal continuation of patient and pump.
Referring to fig. 1 and 3, in an embodiment, the inflation portion 2 includes an airbag 22 and a support portion 23, the support portion 23 is connected to one side of the airbag 22, one end of the support portion 23 away from the airbag 22 is movably connected to the inside of the liquid inlet portion 15, one end of the elastic stretching member 24 is connected to the support portion 23, and the other end is connected to the inner wall of the liquid inlet portion 15.
When 15 inside no hydrops of feed liquor portion flow, elasticity tensile member 24 provides the pulling force for supporting part 23 for gasbag 22 laminates to 15 inner walls of feed liquor portion, and when 15 inside hydrops of feed liquor portion flow, the hydrops can act on supporting part 23, and supporting part 23 overcomes elasticity tensile member 24's pulling force and keeps away from 15 inner walls of feed liquor portion in order to drive gasbag 22, and at this moment, the hydrops can be followed gasbag 22 and the clearance between the feed liquor portion 15 and flowed into inside 1 of storage portion.
In another embodiment, the expansion portion 2 may further include a rubber ball with a hollow interior and a support rod with one end connected to the rubber ball, the end of the support rod far from the rubber ball is movably connected to the inner wall of the liquid inlet portion 15, one end of the elastic stretching member 24 is connected to the support rod, and the other end is connected to the inner wall of the liquid inlet portion 15, so that when there is no accumulated liquid flowing inside the liquid inlet portion 15, the movement of the rubber ball can be realized.
Referring to fig. 1 and 2, in an embodiment, the exhaust portion 3 includes an exhaust duct, one end of the exhaust duct is communicated with a chamber on one side of the suction portion 4, and the other end of the exhaust duct extends into the liquid inlet portion 15 and penetrates through a side wall of the liquid inlet portion 15, and the exhaust duct is made of a flexible material.
Move along storage portion 1 inside at suction portion 4, in order to when extracting the hydrops, the hydrops acts on supporting part 23 and orders about gasbag 22 to keep away from into liquid portion 15 inner wall, the air that is located suction portion 4 one side this moment can be discharged to the external world by the exhaust duct, after the hydrops extraction finishes, elastic stretching piece 24 pulling supporting part 23, move to liquid portion 15 inner wall direction with driving gasbag 22, make gasbag 22 extrude the exhaust duct, make the air can't be discharged by the exhaust duct again, and the continuation of suction portion 4 removes and can impress the air of its one side inside gasbag 22 from air inlet portion 21, make gasbag 22 aerify and swell, in order to carry out the shutoff to liquid portion 15 inner chamber, in order to prevent that the internal air of patient continues outwards to pump, avoid causing patient's discomfort.
Referring to fig. 1 and 2, in another embodiment, the exhaust part 3 may further include a first exhaust pipe 31, a flexible exhaust pipe 32 and a second exhaust pipe 33, the flexible exhaust pipe 32 is attached to an inner wall of the liquid inlet part 15, one end of the first exhaust pipe 31 is communicated with the flexible exhaust pipe 32, the other end extends to the outside of the liquid inlet part 15, one end of the second exhaust pipe 33 is communicated with the chamber on one side of the suction part 4, and the other end extends to the inside of the liquid inlet part 15 and is communicated with the flexible exhaust pipe 32, so that air on one side of the suction part 4 is exhausted from the second exhaust pipe 33, the flexible exhaust pipe 32 and the first exhaust pipe 31.
In the above embodiment, the supporting portion 23 is a rod-shaped or sheet-shaped structure, when the supporting portion 23 is a rod-shaped structure, one end of the supporting portion 23, which is away from the air bag 22, is hinged to the inner wall of the liquid inlet portion 15, so as to ensure that the supporting portion 23 can smoothly drive the air bag 22 to move, and when the supporting portion 23 is a sheet-shaped structure, the supporting portion 23 may be made of an elastic metal material, such as plastic or copper sheet; the elastic stretching member 24 may be a spring or a metal elastic sheet, which is not limited herein; the flexible exhaust pipe 32 and the exhaust pipeline can be made of rubber or plastic, and are not limited herein; the storage part 1 can be a liquid collecting bottle or a liquid collecting barrel; the liquid inlet 15 may be a pipe or a channel structure, and is not limited herein.
Referring to fig. 1, in an embodiment, an interlayer 13 is fixedly disposed inside the storage portion 1, the interlayer 13 divides an inner cavity of the storage portion 1 into a liquid storage chamber 12 and a suction chamber 14, a communication hole 16 is formed in the interlayer 13 to enable the liquid storage chamber 12 and the suction chamber 14 to communicate with each other, the liquid inlet portion 15 is communicated with the liquid storage chamber 12, and the suction portion 4 and the reset portion 5 are both disposed inside the suction chamber 14.
Drive suction portion 4 through reset portion 5 and remove in suction chamber 14 inside, cooperation intercommunicating pore 16 is with depositing liquid chamber 12 and suction chamber 14 and communicate, can deposit the internal hydrops of patient from liquid inlet portion 15 suction inside the deposit liquid chamber 12 temporarily when suction portion 4 removes.
In one embodiment, the partition 13 is made of metal plate or plastic plate.
Referring to fig. 1, in one embodiment, the air inlet 21 communicates with the air bag 22 at one end and with the suction chamber 14 through the partition 13 at the other end.
Referring to fig. 1, in one embodiment, the suction portion 4 is attached to an inner wall of the suction chamber 14, and the restoring portion 5 has one end connected to the suction portion 4 and the other end connected to an inner wall of the storage portion 1.
Referring to fig. 1, in an embodiment, the reset portion 5 is a spring or a metal elastic sheet, but the reset portion 5 may also be an electric driving structure such as a linear motor or a hydraulic cylinder, and the electric driving structure such as the linear motor or the hydraulic cylinder drives the suction portion 4 to move so as to draw the accumulated liquid.
In one embodiment, the suction part 4 may be a piston plate or a piston block adapted to the inner cavity of the suction chamber 14, and in order to ensure the sealing between the suction part 4 and the inner wall of the suction chamber 14, the side wall of the suction part 4 is covered with a rubber layer (not shown).
Referring to fig. 1 and fig. 2, in an embodiment, a driving portion 41 is further fixedly disposed on one side of the suction portion 4, one end of the driving portion 41 away from the suction portion 4 extends to the outside of the storage portion 1, and the driving portion 41 is configured to drive the suction portion 4 to move reversely.
Before the hydrops extraction, accessible drive division 41 drives suction portion 4 along the inside removal in suction chamber 14, make reset portion 5 be in tensile or pressurized state, can discharge the inside air in deposit liquid chamber 12 by feed liquor portion 15 this moment, then will advance liquid portion 15 and insert to the patient internal, loosen drive division 41, suction portion 4 backward movement under reset portion 5's effect, cooperation intercommunicating pore 16, make deposit the inside negative pressure effect that forms in liquid chamber 12, in order to deposit the hydrops in the patient internal from feed liquor portion 15 extraction to deposit liquid chamber 12 inside temporarily.
In one embodiment, the volumes of the liquid storage chamber 12 and the suction chamber 14 are large enough to allow the liquid storage chamber 12 to contain enough liquid loading, and the suction portion 4 has a long enough moving stroke inside the suction chamber 14 to ensure that the liquid loading in the patient can be completely extracted at one time; of course, also can be in feed liquor portion 15 keep away from the one end of depositing portion 1 and can dismantle the connection puncture hose, utilize the puncture hose to insert to the patient internal, once can't take out when complete to the hydrops, can take feed liquor portion 15 and puncture hose apart, then will deposit the inside hydrops discharge of sap cavity 12, drive suction portion 4 through drive division 41 and remove once more, with puncture hose and feed liquor portion 15 reconnection to carry out repeated extraction to the hydrops.
In the above embodiment, the driving portion 41 is a pull rod or a pull rope.
Referring to fig. 1 and 2, in an embodiment, a liquid discharge pipe 11 is disposed on a side wall of the storage portion 1 and is communicated with the liquid storage cavity 12, a valve is mounted on the liquid discharge pipe 11, and accumulated liquid in the liquid storage cavity 12 can be discharged through the arrangement of the liquid discharge pipe 11.
It should be noted that when the accumulated liquid flows in the liquid inlet portion 15, the accumulated liquid can form a squeezing effect on the outer wall of the air bag 22, so as to prevent the air bag 22 from bulging, that is, even if a small amount of air enters the air bag 22 from the air inlet portion 21, the air bag 22 will not bulge, so as to ensure that a certain gap exists between the air bag 22 and the inner wall of the liquid inlet portion 15, so that the accumulated liquid can smoothly flow into the storage portion 1 for storage; only when the air bag 22 extrudes and seals the flexible exhaust pipe 32, the air can not be discharged from the exhaust part 3, and then the air enters the air bag 22 to drive the air bag 22 to bulge, so that the inner cavity of the liquid inlet part 15 is sealed.
In the embodiment of the invention, through the arrangement of the exhaust part 3, the expansion part 2, the air inlet part 21 and the elastic stretching piece 24, when the suction part 4 extracts effusion, the expansion part 2 can move towards the middle part of the liquid inlet part 15, the effusion can flow into the storage part 1 from a gap between the expansion part 2 and the liquid inlet part 15, after the effusion is extracted, the elastic stretching piece 24 can pull the expansion part 2 towards the inner wall of the liquid inlet part 15 and extrude and block the exhaust part 3, air at one side of the suction part 4 enters the expansion part 2 from the air inlet part 21 to drive the expansion part 2 to expand so as to block the inner cavity of the liquid inlet part 15, so that the air in the body of a patient is prevented from being extracted, the discomfort of the patient is eliminated, and the safety in the effusion extraction process is improved.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (9)
1. A drainage device for medical oncology is characterized by comprising a storage part, a liquid inlet part, an expansion part, an elastic stretching part, an exhaust part, a suction part and a reset part,
the liquid inlet part is arranged on one side of the storage part, the suction part and the reset part are both arranged in the storage part, the reset part is used for driving the suction part to move so as to pump the effusion in the body of the patient from the liquid inlet part to the storage part,
one end of the exhaust part is communicated with the cavity at one side of the suction part, the other end of the exhaust part extends into the liquid inlet part and is communicated with the outside,
the expansion part and the elastic stretching piece are both arranged in the liquid inlet part, one side of the expansion part is communicated with the chamber on one side of the suction part through the air inlet part, the elastic stretching piece is used for providing pulling force for the expansion part,
when the effusion flows in the liquid inlet part, the effusion applies pressure to the expansion part to drive the expansion part to be far away from the inner wall of the liquid inlet part,
when liquid feeding portion does not have hydrops and flows, elastic stretching piece can with the inflation portion draw to liquid feeding portion inner wall and extrusion exhaust portion, suction portion with one side air certainly liquid feeding portion carries extremely inside the inflation portion, orders about the inflation portion is bloated, with right liquid feeding portion inner chamber carries out the shutoff.
2. The medical oncology drainage device of claim 1, wherein the inflation portion comprises a balloon and a support portion,
the supporting part is connected gasbag one side, and the supporting part is kept away from the one end of gasbag with the inside swing joint of feed liquor portion, elastic stretching piece one end with the supporting part links to each other, the other end with feed liquor portion inner wall links to each other.
3. The medical oncology drainage device of claim 2, wherein the exhaust portion comprises an exhaust conduit,
exhaust duct one end with suction portion one side cavity intercommunication, the other end extends to inside and by the feed liquor portion lateral wall is worn out, exhaust duct adopts flexible material to make.
4. The drainage device according to claim 2 or 3, wherein an interlayer is fixedly arranged inside the storage portion, the interlayer divides the inner cavity of the storage portion into a liquid storage cavity and a suction cavity, a communication hole is formed in the interlayer to enable the liquid storage cavity to be communicated with the suction cavity, the liquid inlet portion is communicated with the liquid storage cavity, and the suction portion and the reset portion are both arranged inside the suction cavity.
5. The medical oncology drainage device of claim 4, wherein the air inlet portion is in communication with the balloon at one end and the suction lumen through the barrier at the other end.
6. The drainage device of claim 5, wherein the suction portion is attached to the inner wall of the suction chamber, and the restoring portion is connected to the suction portion at one end and to the inner wall of the storage portion at the other end.
7. The drainage device for medical oncology according to claim 6, wherein a driving part is further fixedly arranged on one side of the suction part, one end of the driving part, which is far away from the suction part, extends to the outside of the storage part, and the driving part is used for driving the suction part to move reversely.
8. The medical oncology drainage device of claim 7, wherein the drive portion is a pull rod or a pull cord.
9. The medical oncology drainage device of claim 7, wherein the suction part is a piston plate or a piston block, and the side wall of the suction part is covered with a rubber layer to ensure the tightness between the suction part and the inner wall of the suction cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110537748.5A CN113230469B (en) | 2021-05-18 | 2021-05-18 | Drainage device for medical oncology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110537748.5A CN113230469B (en) | 2021-05-18 | 2021-05-18 | Drainage device for medical oncology |
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| Publication Number | Publication Date |
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| CN113230469A true CN113230469A (en) | 2021-08-10 |
| CN113230469B CN113230469B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110537748.5A Expired - Fee Related CN113230469B (en) | 2021-05-18 | 2021-05-18 | Drainage device for medical oncology |
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| JP2002248164A (en) * | 2000-12-20 | 2002-09-03 | Sumitomo Bakelite Co Ltd | Medical discharging device |
| US20070089748A1 (en) * | 2005-10-26 | 2007-04-26 | Madsen Edward B | Tracheal catheter with closeable suction lumen |
| US20140188061A1 (en) * | 2013-01-03 | 2014-07-03 | Kci Licensing, Inc. | Recharging negative-pressure wound therapy |
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| Publication number | Publication date |
|---|---|
| CN113230469B (en) | 2022-10-18 |
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