CN113926060A - Novel ventricular drainage device - Google Patents
Novel ventricular drainage device Download PDFInfo
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- CN113926060A CN113926060A CN202111253338.4A CN202111253338A CN113926060A CN 113926060 A CN113926060 A CN 113926060A CN 202111253338 A CN202111253338 A CN 202111253338A CN 113926060 A CN113926060 A CN 113926060A
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- 230000002861 ventricular Effects 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 32
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims description 6
- 229960002897 heparin Drugs 0.000 claims description 6
- 229920000669 heparin Polymers 0.000 claims description 6
- 208000001848 dysentery Diseases 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 239000004816 latex Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229920002521 macromolecule Polymers 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- 238000007920 subcutaneous administration Methods 0.000 abstract description 15
- 238000007917 intracranial administration Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 208000015181 infectious disease Diseases 0.000 abstract description 6
- 230000002980 postoperative effect Effects 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 description 4
- 206010018833 Haematocoele Diseases 0.000 description 3
- 208000005873 Hematocele Diseases 0.000 description 3
- 201000004920 hematocele of tunica vaginalis testis Diseases 0.000 description 3
- 210000003625 skull Anatomy 0.000 description 3
- 206010008111 Cerebral haemorrhage Diseases 0.000 description 2
- 210000005013 brain tissue Anatomy 0.000 description 2
- 210000001175 cerebrospinal fluid Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000005077 saccule Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 208000003174 Brain Neoplasms Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010058939 Thalamus haemorrhage Diseases 0.000 description 1
- 102000003990 Urokinase-type plasminogen activator Human genes 0.000 description 1
- 108090000435 Urokinase-type plasminogen activator Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 208000003906 hydrocephalus Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 208000020658 intracerebral hemorrhage Diseases 0.000 description 1
- 238000000185 intracerebroventricular administration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 201000011107 obstructive hydrocephalus Diseases 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002537 thrombolytic effect Effects 0.000 description 1
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- 238000003466 welding Methods 0.000 description 1
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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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- 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
- A61M2210/06—Head
- A61M2210/0687—Skull, cranium
-
- 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
- A61M2210/06—Head
- A61M2210/0693—Brain, cerebrum
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a novel ventricular drainage device, which relates to the field of medical instruments and comprises a double-cavity tube, a three-cavity tube and a branch joint, wherein one end of the double-cavity tube is provided with a drainage interface, the other end of the double-cavity tube is provided with a drainage port, one end of the outer wall of the double-cavity tube, which is close to the drainage port, is provided with a balloon, and one side of the double-cavity tube is provided with a balloon filling interface. The invention solves the problem that the traditional multi-cavity drainage tube cannot be suitable for a subcutaneous tunnel, in the placing process of the device, the near end of the drainage tube reversely penetrates through the subcutaneous tunnel and then is connected with each branch joint, a certain distance is kept on the interface space of each branch pipeline, so that the joint connection cannot interfere with each other, even if the operation is convenient, the drainage tube passes through the subcutaneous tunnel for a distance before being connected with the branch joints, so that a wound and an intracranial physical are separated for a distance, intracranial infection risk caused by continuous drainage is prevented, and the fixing and postoperative care difficulty in the drainage process of the drainage tube is improved.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a novel ventricular drainage device.
Background
The ventricular continuous drainage operation is mainly used for treating spontaneous ventricular hemorrhage, or thalamus hemorrhage breaking into the ventricles to cause a ventricular casting mold and even obstructive hydrocephalus, and if the intracerebroventricular hematocele of a patient is serious, urokinase can be injected into the cranium through the drainage tube every day to promote the hematocele to melt, and then the hematocele is liquefied and discharged through the drainage tube. The purpose of clearing the intracerebral hemorrhage in early stage is achieved, thereby promoting the recovery of patients.
Along with the diversity requirements of clinical operations, the requirements on the functions of instruments are more and more, for example, the encephalic sacculus occupation behind brain tumor, the cerebral hemorrhage thrombolysis flushing drainage and other requirements mean that a novel ventricular drainage device gradually becomes mainstream, and the prevention of postoperative intracranial infection is more and more emphasized, and the percutaneous tunnel puncture drainage becomes the first choice.
At present, a novel ventricular drainage device is mainly of an integrated structure, for example, a novel ventricular drainage device with the name of 'a cerebrospinal fluid drainage tube and a cerebrospinal fluid drainage device' in the publication number CN 11224775, and the existing novel ventricular drainage device cannot be suitable for ventricular drainage operation of percutaneous tunnel puncture due to the existence of a tail connector, is unchanged for the operation, and increases the risk of intracranial infection.
Disclosure of Invention
Based on the above, the invention aims to provide a novel ventricular drainage device, which solves the technical problems that the existing multi-cavity drainage tube cannot be suitable for a ventricular drainage operation of percutaneous tunnel puncture due to the existence of a tail joint, the operation is unchanged, and meanwhile, the risk of intracranial infection is increased.
In order to achieve the purpose, the invention provides the following technical scheme: a novel ventricular drainage device comprises a double-cavity tube, a three-cavity tube and a branch joint, wherein one end of the double-cavity tube is provided with a drainage interface, and the other end of the double-cavity tube is provided with a drainage port, one end of the outer wall of the double-cavity tube close to the drainage port is provided with a saccule, one side of the double-cavity tube is provided with a saccule filling interface, a balloon filling port is arranged at one side of the double-cavity tube in the balloon, a tower-shaped luer connector is arranged on the inner wall of the drainage interface, a liquid injection interface is arranged at one side of the outer wall of the double-cavity tube far away from the balloon filling port, a liquid outlet is arranged on one side of the outer wall of the double-cavity tube positioned at the liquid injection interface, hollow tubes are arranged on the inner walls of the balloon filling interface and the liquid injection interface, and one end of the hollow tube is provided with a luer, the inner wall of one luer is provided with a one-way valve, and the inner wall of the other luer is provided with a heparin cap.
By adopting the technical scheme, the problem that the traditional multi-cavity drainage tube cannot be suitable for a subcutaneous tunnel is solved, in the placing process of the device, the near end of the drainage tube reversely penetrates through the subcutaneous tunnel and then is connected with each branch joint, meanwhile, a certain space is kept in the space of each branch pipeline joint, so that the joint connection cannot interfere with each other, the operation is facilitated, and the sealing performance of each pipeline cannot be influenced; the branch joint is connected with the drainage tube, the branch joint is tunneled subcutaneously for a distance through the subcutaneous tunnel, so that the wound and the intracranial are physically isolated for a distance, the intracranial infection risk caused by continuous drainage is prevented, and the fixing and postoperative care difficulty in the drainage process of the drainage tube is improved.
The invention is further configured such that the dual lumen tube includes a drainage port, a balloon filling port, a balloon filling port, and a drainage port.
By adopting the technical scheme, the arranged double-cavity tube can enter into the cranium to perform drainage work.
The invention is further arranged in that the double-cavity tube, the liquid injection interface and the liquid outlet form a three-cavity tube.
Through adopting above-mentioned technical scheme, can be better according to patient's needs through the double lumen pipe that sets up and three lumen pipes use, improved the efficiency of work.
The invention is further arranged that the double-cavity tube of the drainage tube is a single-tube double-cavity catheter, and the material of the double-cavity tube is common medical grade high molecules, such as silica gel, polyurethane and latex.
By adopting the technical scheme, the high polymer material has less harm to human bodies and is convenient to use.
The invention is further provided that the balloon filling port balloon filling interface and the drainage port drainage interface keep a certain distance in the axial direction, preferably the distance is 50 mm.
By adopting the technical scheme, the two are isolated in space, and the branch joints are convenient to connect.
The invention further provides that the hollow tube, preferably a metal capillary tube, is bent and then formed into a luer connector by bonding or integral injection molding to form a branch connector.
Through adopting above-mentioned technical scheme, can be better work through the branch joint that sets up.
In summary, the invention mainly has the following beneficial effects:
the split type drainage tube solves the problem that the traditional multi-cavity drainage tube cannot be suitable for a subcutaneous tunnel, in the placing process of the device, the near end of the drainage tube reversely penetrates through the subcutaneous tunnel and then is connected with each branch joint, meanwhile, a certain space is kept in the space of each branch pipeline joint, so that the joint connection cannot interfere with each other, the operation is facilitated, and the sealing performance of each pipeline cannot be influenced; the branch joint is connected with the drainage tube, the branch joint is tunneled subcutaneously for a distance through the subcutaneous tunnel, so that the wound and the intracranial are physically isolated for a distance, the intracranial infection risk caused by continuous drainage is prevented, and the fixing and postoperative care difficulty in the drainage process of the drainage tube is improved.
Drawings
FIG. 1 is a schematic diagram of a dual lumen tube configuration of the present invention;
FIG. 2 is a schematic view of a triple lumen tube of the present invention;
FIG. 3 is a schematic view of a branched connector structure according to the present invention;
FIG. 4 is a schematic representation of the insertion of a dual lumen tube into the cranium according to the present invention;
FIG. 5 is a schematic representation of the operation of the dual lumen tube of the present invention;
FIG. 6 is a schematic view of the operation of the triple lumen tube of the present invention.
In the figure: 1. a double lumen tube; 11. a drainage interface; 12. a balloon inflation interface; 13. a balloon; 14. balloon inflation; 15. a drainage opening; 2. a three-cavity tube; 21. a liquid injection interface; 22. a liquid outlet; 3. a branch joint; 31. a hollow tube; 32. a luer; 41. a tower luer fitting; 42. a one-way valve; 43. a heparin cap.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
Example 1: a novel ventricular drainage device is shown in figures 1-3 and 5, and comprises a double-cavity tube 1, a three-cavity tube 2 and a branch joint 3, wherein the double-cavity tube 1 comprises a drainage interface 11, a balloon filling interface 12, a balloon 13, a balloon filling port 14 and a drainage port 15, the drainage interface 11 is arranged at one end of the double-cavity tube 1, the drainage port 15 is arranged at the other end of the double-cavity tube 1, the balloon 13 is arranged at one end of the outer wall of the double-cavity tube 1 close to the drainage port 15, the balloon filling interface 12 is arranged at one side of the double-cavity tube 1, the balloon filling port 14 is arranged inside the balloon 13 at one side of the double-cavity tube 1, a tower-shaped luer joint 41 is arranged at the inner wall of the drainage interface 11, a liquid injection interface 21 is arranged at one side of the outer wall of the double-cavity tube 1 away from the balloon filling interface 12, a liquid outlet 22 is arranged at one side of the liquid injection interface 21, hollow tubes 31 are arranged at the inner walls of the balloon filling interface 12 and the liquid injection interface 21, and one end of the hollow tube 31 is provided with a luer 32, the inner wall of one luer 32 is provided with a one-way valve 42, the inner wall of the other luer 32 is provided with a heparin cap 43, the proximal end of the drainage tube 1 penetrates out of the subcutaneous tunnel, the subcutaneous tunnel pipeline is pulled out, the hollow tube 31 of the branch joint 3 is inserted into the balloon filling interface 12, and a certain volume of liquid is filled into the balloon through the one-way valve 42 connected to the luer 32, so that the balloon is filled and supports intracranial brain tissues.
As shown in fig. 1, taking a double-lumen drainage tube with a balloon as an example, the drainage tube 1 is a single-tube double-lumen catheter made of common medical grade polymers, such as silica gel, polyurethane, latex, etc., the catheter 1 is provided with a drainage lumen communicating with a drainage port 15 and a drainage port 11, the balloon lumen communicating with a balloon filling port 14 and a balloon filling port 12, the balloon 13 is coated at the far end of the outer side of the catheter 1 by bonding or welding, liquid or other substances can be injected into the balloon 13 through the balloon filling port 12 to fill the balloon to a target volume, the balloon filling port 12 and the drainage port 11 keep a certain distance in the axial direction, preferably the distance is about 50mm, so that the two are spatially separated to facilitate branch joint connection.
As shown in fig. 3, the branch connector 3 is divided into a hollow tube 31 at the head end and a luer 32 at the tail end, the hollow tube 31 is preferably a metal capillary tube which is bent and then formed into the luer 32 by bonding or integral injection molding to form the branch connector 3.
Referring to fig. 2, the double-lumen tube 1 of the drainage tube is a single-tube double-lumen catheter made of common medical grade macromolecules, the double-lumen tube 1, the liquid injection port 21 and the liquid outlet 22 form a three-lumen tube 2, and the double-lumen tube 1 and the three-lumen tube can be used according to the needs of patients, so that the working efficiency is improved.
Example 2: a novel ventricular drainage device is shown in figures 2 and 6 and comprises a double-cavity tube 1, a three-cavity tube 2 and a branch joint 3, wherein the double-cavity tube 1 comprises a drainage interface 11, a balloon filling interface 12, a balloon 13, a balloon filling port 14 and a drainage port 15, one end of the double-cavity tube 1 is provided with the drainage interface 11, the other end of the double-cavity tube 1 is provided with the drainage port 15, one end of the outer wall of the double-cavity tube 1, which is close to the drainage port 15, is provided with the balloon 13, one side of the double-cavity tube 1 is provided with the balloon filling interface 12, one side of the double-cavity tube 1, which is positioned in the balloon 13, is provided with the balloon filling port 14, the inner wall of the drainage interface 11 is provided with a tower-shaped luer joint 41, one side of the outer wall of the double-cavity tube 1, which is far away from the balloon filling interface 12, is provided with a liquid injection interface 21, one side of the outer wall of the double-cavity tube 1, which is positioned in the liquid injection interface 21 is provided with a liquid outlet 22, the inner walls of the balloon filling interface 12 and the liquid injection interface 21 are both provided with a hollow tube 31, and one end of the hollow tube 31 is provided with a luer 32, the inner wall of one group of the luer 32 is provided with a one-way valve 42, and the inner wall of the other group of the luer 32 is provided with a heparin cap 43.
As shown in figure 3, the drainage tube 2 is a single-tube three-cavity drainage tube, a liquid outlet 22 and a liquid injection port 21 at the near end are added on the basis of the drainage tube 1 at the far end of the drainage tube, a balloon filling port 12 is arranged at the near end of the drainage tube 2, a certain space is kept between the drainage port 11 and the liquid injection port 21 in space, the space can be referred to as embodiment one, an operation space is reserved for each joint, in use, the drainage tube 2 and the drainage tube 1 have the same use method, each branch joint is sequentially connected after reversely passing through a subcutaneous tunnel, the balloon cavity at the tail end of the joint is correspondingly connected with a one-way valve 42, and the liquid injection cavity is connected with a heparin cap 43.
The working principle of the invention is as follows: when in use, the drainage tube 1 is placed in a proper position in the skull through the skull opening, the far end of the drainage tube is fixed, the near end of the drainage tube 1 penetrates out of a subcutaneous tunnel, the subcutaneous tunnel pipeline is pulled out, the hollow tube 31 of the branch joint 3 is inserted into the balloon filling interface 12, a certain volume of liquid is filled into the balloon through the one-way valve 42 connected to the Ruhr interface 32, the balloon is enabled to be filled and supported with intracranial brain tissues, the drainage interface 11 at the near end of the drainage tube 1 is connected with the tower-shaped Ruhr joint 41 and then communicated with the drainage pipeline, drainage liquid is collected at the tail end, the drainage pipeline is connected, then the scalp at the skull opening is sutured, the subcutaneous tunnel outlet of the drainage tube 1 is fixedly bound, and the whole drainage system is placed completely.
Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.
Claims (6)
1. The utility model provides a novel ventricular drainage device, includes double lumen pipe (1), three chamber pipe (2) and branch joint (3), its characterized in that: one end of the double-cavity tube (1) is provided with a drainage interface (11), the other end of the double-cavity tube (1) is provided with a drainage port (15), one end of the outer wall of the double-cavity tube (1) close to the drainage port (15) is provided with a balloon (13), one side of the double-cavity tube (1) is provided with a balloon filling interface (12), one side of the double-cavity tube (1) positioned in the balloon (13) is provided with a balloon filling port (14), the inner wall of the drainage interface (11) is provided with a tower-shaped Ruhr joint (41), one side of the outer wall of the double-cavity tube (1) far away from the balloon filling interface (12) is provided with a liquid injection interface (21), one side of the outer wall of the double-cavity tube (1) positioned in the liquid injection interface (21) is provided with a liquid outlet (22), the inner walls of the balloon filling interface (12) and the liquid injection interface (21) are both provided with a hollow tube (31), and one end of the hollow tube (31) is provided with the Ruhr interface (32), the inner wall of one group of the luer (32) is provided with a one-way valve (42), and the inner wall of the other group of the luer (32) is provided with a heparin cap (43).
2. The novel ventricular drainage device of claim 1, wherein: the double-cavity tube (1) comprises a drainage interface (11), a balloon filling interface (12), a balloon (13), a balloon filling opening (14) and a drainage opening (15).
3. The novel ventricular drainage device of claim 1, wherein: the double-cavity tube (1), the liquid injection interface (21) and the liquid outlet (22) form a three-cavity tube (2).
4. The novel ventricular drainage device of claim 1, wherein: the double-cavity tube (1) of the drainage tube is a single-tube double-cavity catheter and is made of common medical grade macromolecules such as silica gel, polyurethane and latex.
5. The novel ventricular drainage device of claim 1, wherein: the balloon filling port balloon filling interface (12) and the drainage port drainage interface (11) keep a certain distance in the axis direction, and the distance is 50 mm.
6. The novel ventricular drainage device of claim 1, wherein: the hollow tube (31) is preferably a metal capillary tube, and is formed into a luer (32) through bending and then bonding or integral injection molding to form the branch joint (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253338.4A CN113926060A (en) | 2021-10-27 | 2021-10-27 | Novel ventricular drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253338.4A CN113926060A (en) | 2021-10-27 | 2021-10-27 | Novel ventricular drainage device |
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| Publication Number | Publication Date |
|---|---|
| CN113926060A true CN113926060A (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111253338.4A Pending CN113926060A (en) | 2021-10-27 | 2021-10-27 | Novel ventricular drainage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870340A (en) * | 2023-08-28 | 2023-10-13 | 江苏赛腾医疗科技有限公司 | Double-cavity cannula |
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| CN103111010A (en) * | 2013-01-25 | 2013-05-22 | 阳泉煤业（集团）有限责任公司 | Double-cavity sacculus tube and application thereof |
| CN103228224A (en) * | 2010-08-27 | 2013-07-31 | Ekos公司 | Method and apparatus for treatment of intracranial hemorrhages |
| CN209033292U (en) * | 2018-05-17 | 2019-06-28 | 成都市第三人民医院 | A kind of pleural/abdominal cavity drainage tube |
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| CN213852335U (en) * | 2020-11-10 | 2021-08-03 | 宫兆元 | Three-cavity balloon catheter washing tube conversion device |
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2021
- 2021-10-27 CN CN202111253338.4A patent/CN113926060A/en active Pending
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|---|---|---|---|---|
| US6508777B1 (en) * | 1998-05-08 | 2003-01-21 | Cardeon Corporation | Circulatory support system and method of use for isolated segmental perfusion |
| CN103228224A (en) * | 2010-08-27 | 2013-07-31 | Ekos公司 | Method and apparatus for treatment of intracranial hemorrhages |
| CN103111010A (en) * | 2013-01-25 | 2013-05-22 | 阳泉煤业（集团）有限责任公司 | Double-cavity sacculus tube and application thereof |
| CN209033292U (en) * | 2018-05-17 | 2019-06-28 | 成都市第三人民医院 | A kind of pleural/abdominal cavity drainage tube |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116870340A (en) * | 2023-08-28 | 2023-10-13 | 江苏赛腾医疗科技有限公司 | Double-cavity cannula |
| CN116870340B (en) * | 2023-08-28 | 2024-01-30 | 江苏赛腾医疗科技有限公司 | Double-cavity cannula |
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Application publication date: 20220114 |
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| RJ01 | Rejection of invention patent application after publication |