CN111166962A - Anticoagulation central venous catheter - Google Patents
Anticoagulation central venous catheter Download PDFInfo
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- CN111166962A CN111166962A CN202010087171.8A CN202010087171A CN111166962A CN 111166962 A CN111166962 A CN 111166962A CN 202010087171 A CN202010087171 A CN 202010087171A CN 111166962 A CN111166962 A CN 111166962A
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- catheter
- lumen
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- main
- anticoagulation
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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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
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- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
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- Surgery (AREA)
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- Physics & Mathematics (AREA)
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- Vascular Medicine (AREA)
- Physiology (AREA)
- Anesthesiology (AREA)
- External Artificial Organs (AREA)
Abstract
The invention relates to an anticoagulation central venous catheter which is provided with a central catheter, wherein the central catheter is provided with at least one main lumen which can be used for connecting a working pipeline, the central catheter is also provided with an auxiliary lumen which can be used for connecting an anticoagulant pipeline, and the surface of the auxiliary lumen is provided with a plurality of side holes communicated with the outer surface of the central catheter. The end part of one end of the central catheter is provided with a tip soft head, the other end of the central catheter is connected with the airfoil joint, a main lumen of the central catheter is communicated with the tip soft head, and a secondary lumen of the central catheter is sealed with the tip soft head. The main lumen is used for connecting each working pipeline and is suitable for central venous pressure detection, venous transfusion, blood sample collection and the like. The auxiliary lumen is used for connecting an anticoagulant pipeline. When the catheter is used, anticoagulant can be conveniently injected during working, and blood coagulation is effectively prevented.
Description
Technical Field
The invention relates to the technical field of central venous catheters.
Background
The disposable central venous catheter is widely applied to clinic at present, belongs to one of intravascular tubes, and can be used for establishing an extracorporeal transfusion channel for carrying out venous transfusion on a patient; the device can also be used for measuring the central venous pressure of the human body and collecting blood samples, is used for evaluating the functions of the blood circulation system of the human body, and has important reference value for clinical guidance and treatment.
Because a normal human body has a complete blood coagulation system, in the use process of central venous catheter catheterization, when the human body is in a high coagulation state or anticoagulation and fibrinolysis are weakened, thromboembolic diseases can occur to cause blood vessel blockage.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides an anticoagulant central venous catheter, the during operation of using this pipe can be convenient for pour into the anticoagulant into, effectively prevents the blood coagulation.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an anticoagulation central venous catheter, has central pipe, central pipe has at least one main lumen, main lumen can be used to connect the working pipeline, central pipe still is equipped with vice lumen, vice lumen can be used to connect anticoagulant pipeline, the side opening that has a plurality of and central pipe surface intercommunication is opened on vice lumen surface.
Preferably, a tip soft head is arranged at one end of the central catheter, the other end of the central catheter is connected with the airfoil joint, a main lumen of the central catheter is communicated with the tip soft head, and a secondary lumen of the central catheter is sealed with the tip soft head.
Preferably, the central catheter has a main lumen, and the wing joint is connected with two extension tubes, wherein one extension tube is communicated with the main lumen, and the other extension tube is communicated with the auxiliary lumen.
Preferably, the central catheter has two main lumens, and the wing-shaped joint is connected with three extension tubes, wherein two extension tubes are respectively communicated with the two main lumens, and the other extension tube is communicated with the auxiliary lumen.
Preferably, the central catheter has three main lumens, and the wing-shaped joint is connected with four extension tubes, wherein three extension tubes are respectively communicated with the three main lumens, and the other extension tube is communicated with the auxiliary lumen.
Preferably, the central catheter has four main lumens, and the wing-shaped joint is connected with five extension tubes, wherein the four extension tubes are respectively communicated with the four main lumens, and the other extension tube is communicated with the auxiliary lumen.
Preferably, one end of the extension pipe is connected with the wing-shaped joint, and the other end of the extension pipe is connected with the locking joint.
The invention has the beneficial effects that: the main lumen is used for connecting each working pipeline and is suitable for central venous pressure detection, venous transfusion, blood sample collection and the like. The auxiliary lumen is a blind hole pipeline and is used for connecting an anticoagulant pipeline and facilitating anticoagulant injection, and the surface of the auxiliary lumen is provided with a plurality of side holes communicated with the outer surface of the central catheter. After the catheter is placed, liquid medicines such as heparin and anticoagulant are injected into the anticoagulant pipeline, the anticoagulant flows out through the side hole and is attached to the outer surface of the whole central catheter, blood coagulation is effectively prevented, thrombosis is avoided, and blood vessel blockage is prevented.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a dual-lumen anticoagulation central venous catheter;
3 FIG. 3 2 3 is 3 a 3 schematic 3 A 3- 3 A 3 diagram 3 of 3 FIG. 3 1 3; 3
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is a schematic partial cross-sectional view of FIG. 1;
FIG. 5 is a schematic structural diagram of a three-lumen anticoagulation central venous catheter;
FIG. 6 is a schematic C-C view of FIG. 5;
FIG. 7 is a schematic structural view of a four-lumen anticoagulation central venous catheter;
FIG. 8 is a schematic D-D view of FIG. 7;
FIG. 9 is a schematic structural view of a five-lumen anticoagulation central venous catheter;
FIG. 10 is a schematic E-E diagram of FIG. 9;
Detailed Description
The invention will now be further described with reference to the accompanying drawings. These drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
The utility model provides an anticoagulation central venous catheter, has central catheter 1, central catheter 1 has at least one main lumen 11, main lumen 11 can be used to connect the working line, central catheter 1 still is equipped with vice lumen 12, vice lumen 12 can be used to connect the anticoagulant pipeline, side opening 13 that has a plurality of and central catheter 1 surface intercommunication is opened on vice lumen 12 surface.
As shown in fig. 4, one end of the central catheter 1 is provided with a tip soft head 2, the other end of the central catheter 1 is connected with a wing-shaped joint 3, a main lumen 11 of the central catheter 1 is communicated with the tip soft head 2, and a secondary lumen 12 of the central catheter 1 is sealed with the tip soft head 2.
In a first embodiment, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, a dual-lumen anticoagulation central venous catheter is provided, wherein the central catheter 1 has a main lumen 11, the wing joint 3 is connected with two extension tubes 4, one of the extension tubes 4 is communicated with the main lumen 11, the other of the extension tubes 4 is communicated with a secondary lumen 12, one end of the extension tube 4 is connected with the wing joint 3, and the other end of the extension tube 4 is connected with a locking joint 5.
In the second embodiment, as shown in fig. 5 and 6, the central catheter 1 has two main lumens 11, the wing-shaped joint 3 is connected with three extension tubes 4, wherein the two extension tubes 4 are respectively communicated with the two main lumens 11, the other extension tube 4 is communicated with the auxiliary lumen 12, one end of the extension tube 4 is connected with the wing-shaped joint 3, and the other end of the extension tube 4 is connected with the locking joint 5.
In the third embodiment, as shown in fig. 7 and 8, the central catheter 1 has three main lumens 11, the wing-shaped joint 3 is connected with four extension tubes 4, wherein the three extension tubes 4 are respectively communicated with the three main lumens 11, another extension tube 4 is communicated with the auxiliary lumen 12, one end of the extension tube 4 is connected with the wing-shaped joint 3, and the other end of the extension tube 4 is connected with the locking joint 5.
In the fourth embodiment, as shown in fig. 9 and 10, the five-lumen anticoagulation central venous catheter is characterized in that the central catheter 1 has four main lumens 11, the wing-shaped joint 3 is connected with five extension tubes 4, wherein the four extension tubes 4 are respectively communicated with the four main lumens 11, another extension tube 4 is communicated with the auxiliary lumen 12, one end of the extension tube 4 is connected with the wing-shaped joint 3, and the other end of the extension tube 4 is connected with the locking joint 5.
The main lumen 11 is used for connecting each working pipeline, and is suitable for central venous pressure detection, venous transfusion, blood sample collection and the like. The auxiliary lumen 12 is a blind-hole pipeline and is used for connecting an anticoagulant pipeline so as to be convenient for injecting anticoagulant, and the surface of the auxiliary lumen 12 is provided with a plurality of side holes 13 communicated with the outer surface of the central catheter 1. After the catheter is placed, liquid medicine such as heparin, anticoagulant and the like is injected into the anticoagulant pipeline, the anticoagulant flows out through the side hole 13 and is attached to the outer surface of the whole central catheter 1, blood coagulation is effectively prevented, thrombosis is avoided, and blood vessel blockage is prevented.
The use method of the anticoagulation central venous catheter is consistent with that of the traditional central venous catheter, is simple and convenient to operate, has small damage to the body of a patient, is high in safety, can effectively prevent the central venous catheter from forming attached embolism, and avoids vessel blockage. And according to the use requirement, the anticoagulation central venous catheter with a plurality of main lumens is selected, and a plurality of operations can be simultaneously carried out.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. An anticoagulation central venous catheter, characterized in that: have central catheter (1), central catheter (1) has at least one main lumen (11), main lumen (11) can be used to connect the working line, central catheter (1) still is equipped with vice lumen (12), vice lumen (12) can be used to connect anticoagulant pipeline, side opening (13) that a plurality of and central catheter (1) surface communicate is opened to vice lumen (12) surface.
2. An anticoagulation central venous catheter as claimed in claim 1, characterized in that: the soft tip (2) of most advanced have to center pipe (1) one end tip, airfoil joint (3) is connected to center pipe (1) other end, the main lumen (11) and the soft tip (2) intercommunication of most advanced of center pipe (1), the vice lumen (12) and the soft tip (2) of most advanced of center pipe (1) are sealed.
3. An anticoagulation central venous catheter as claimed in claim 1, characterized in that: the central catheter (1) is provided with a main lumen (11), the wing-shaped joint (3) is connected with two extension tubes (4), one extension tube (4) is communicated with the main lumen (11), and the other extension tube (4) is communicated with the auxiliary lumen (12).
4. An anticoagulation central venous catheter as claimed in claim 1, characterized in that: the central catheter (1) is provided with two main lumens (11), the wing-shaped joint (3) is connected with three extension tubes (4), the two extension tubes (4) are respectively communicated with the two main lumens (11), and the other extension tube (4) is communicated with the auxiliary lumen (12).
5. An anticoagulation central venous catheter as claimed in claim 1, characterized in that: the central catheter (1) is provided with three main lumens (11), the wing-shaped joint (3) is connected with four extension tubes (4), wherein the three extension tubes (4) are respectively communicated with the three main lumens (11), and the other extension tube (4) is communicated with the auxiliary lumen (12).
6. An anticoagulation central venous catheter as claimed in claim 1, characterized in that: the central catheter (1) is provided with four main lumens (11), the wing-shaped joint (3) is connected with five extension tubes (4), wherein the four extension tubes (4) are respectively communicated with the four main lumens (11), and the other extension tube (4) is communicated with the auxiliary lumen (12).
7. An anticoagulation central venous catheter according to claims 3-6, characterized in that: the wing-shaped joint (3) is connected to extension pipe (4) one end, extension pipe (4) other end is connected with locking joint (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010087171.8A CN111166962A (en) | 2020-02-11 | 2020-02-11 | Anticoagulation central venous catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010087171.8A CN111166962A (en) | 2020-02-11 | 2020-02-11 | Anticoagulation central venous catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111166962A true CN111166962A (en) | 2020-05-19 |
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ID=70620839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010087171.8A Pending CN111166962A (en) | 2020-02-11 | 2020-02-11 | Anticoagulation central venous catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111166962A (en) |
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2020
- 2020-02-11 CN CN202010087171.8A patent/CN111166962A/en active Pending
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