CN220404084U - Central venous puncture tube-placing device - Google Patents
Central venous puncture tube-placing device Download PDFInfo
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- CN220404084U CN220404084U CN202321742087.0U CN202321742087U CN220404084U CN 220404084 U CN220404084 U CN 220404084U CN 202321742087 U CN202321742087 U CN 202321742087U CN 220404084 U CN220404084 U CN 220404084U
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- Prior art keywords
- catheter
- pipe
- skin
- steel needle
- central venous
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 230000008878 coupling Effects 0.000 claims abstract description 13
- 238000010168 coupling process Methods 0.000 claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 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 8
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 229960002897 heparin Drugs 0.000 claims description 8
- 229920000669 heparin Polymers 0.000 claims description 8
- 210000003462 vein Anatomy 0.000 abstract description 36
- 210000004204 blood vessel Anatomy 0.000 abstract description 3
- 239000008280 blood Substances 0.000 description 24
- 210000004369 blood Anatomy 0.000 description 24
- 238000001802 infusion Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 15
- 208000005189 Embolism Diseases 0.000 description 3
- 208000001435 Thromboembolism Diseases 0.000 description 3
- 208000007536 Thrombosis Diseases 0.000 description 3
- 239000003146 anticoagulant agent Substances 0.000 description 2
- 229940127219 anticoagulant drug Drugs 0.000 description 2
- 210000003191 femoral vein Anatomy 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 210000004731 jugular vein Anatomy 0.000 description 2
- 210000001321 subclavian vein Anatomy 0.000 description 2
- 208000028399 Critical Illness Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010047249 Venous thrombosis Diseases 0.000 description 1
- 230000010100 anticoagulation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 201000005665 thrombophilia Diseases 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a central venous puncture tube-placing device, which comprises a catheter, a tube joint, a steel needle, a guide wire and a skin breaking structure, and is characterized in that: the catheter set up to hollow structure to be equipped with the skin breaker at catheter outer wall cover, coupling and catheter one end be connected, be provided with the siphunculus on the coupling, and with siphunculus and hollow catheter intercommunication, steel needle in follow siphunculus activity inserts the pipe, set up steel needle one end into the toper structure, and set up the steel needle into hollow structure, the seal wire activity penetrate in the hollow steel needle. The utility model combines the steel needle, the skin-breaking structure and the catheter into a whole for use, when the central vein puncture is performed, the steel needle penetrates into a blood vessel and is inserted into the guide wire, and the skin-breaking structure and the catheter are pushed to break through the skin and enter the blood vessel, and then the guide wire, the steel needle and the skin-breaking structure are withdrawn, so that the central vein puncture is completed.
Description
Technical Field
The utility model relates to the technical field of medical treatment, in particular to a central venous puncture tube-placing device.
Background
The central venous catheter is a pipeline of silica gel and pvc material placed in the great veins of a human body, and the central venous catheterization refers to an operation mode of catheterizing the catheter through the venous blood vessels of the human body, the venous catheterization is reserved in the central vein, the central vein is thicker than the superficial veins, the blood flow is richer, and the centrifugal room is closer. The main central veins are the internal jugular vein, subclavian vein, and femoral vein, and are commonly used from the internal jugular vein and subclavian vein, with femoral vein being used in emergency situations. The central venous catheter is widely used clinically, particularly in an intensive care unit and an operating room, and can play a key role in the process of treating critical patients.
The existing central venous catheterization kit has the defects that the catheterization step is complex, the operator needs to puncture sequentially through system training, insert a guide wire, withdraw a puncture needle to leave the guide wire, insert a skin breaker to expand skin, withdraw the skin breaker to insert a central venous catheter, fix the central venous catheter and the like, and the puncture can be completed. In the critical rescue process, the too complicated central vein catheterization process is very likely to delay the rescue time, especially at the most critical moment, the involuntary resistance of the patient and the tension psychology of the doctor can prolong the operation time, reduce the success rate and finally influence the whole rescue process. In the aspect of complications of central venous catheterization, the risk of infection can be increased due to overlong operation steps, the condition that a guide wire is left in a vein for overlong time can lead to venous thrombosis, and dangerous complications such as thromboembolism and the like, especially critical patients are often in a hypercoagulable state, so that the complication occurrence rate is higher. In addition, in the overlong puncture operation process, the patient is in the state of fear, obviously reduces patient's comfort level and satisfaction. Therefore, the central venous catheter suite is optimized, the puncture tube-placing operation is simplified, the emergency critical illness rescuing efficiency can be improved, the complication incidence rate related to the tube-placing operation is reduced, the satisfaction degree of patients in the medical treatment process is improved, and the central venous catheter suite has very important clinical significance.
Disclosure of Invention
The utility model aims to solve the problems of complicated puncture process, easy initiation of dangerous complications such as thromboembolism and long puncture time of a central venous puncture tube device, and provides a central venous puncture tube device which has reasonable structural design, convenient puncture process, difficult initiation of dangerous complications such as thromboembolism and quick puncture time.
The technical scheme adopted by the utility model is as follows:
the utility model provides a central venous puncture puts a tub device, includes pipe, coupling, steel needle, seal wire and broken skin structure, its characterized in that: the catheter set up to hollow structure, coupling and catheter one end be connected, be provided with the siphunculus on the coupling to with siphunculus and hollow catheter intercommunication, the steel needle insert in the catheter from the siphunculus activity, set up steel needle one end into the toper structure, and set up the steel needle into hollow structure, the seal wire activity penetrate hollow steel needle in, when the steel needle wears to pierce central vein intravascular, the seal wire accessible hollow steel needle gets into central vein and is convenient for follow-up guide catheter and put into, avoid central vein puncture in-process to pierce through the vein simultaneously.
Preferably, the skin breaking structure is a skin breaking device, the skin breaking device is stuck on the outer wall of the catheter, the front end of the skin breaking device is in a conical structure, a tearing strip is arranged at the rear end of the skin breaking device, when the central vein puncture is carried out, the skin breaking device punctures the skin of a patient, the catheter is convenient to enter the skin of the patient, after the skin breaking device punctures the skin of the patient, the skin breaking device can be taken down from the catheter by pulling the tearing strip, and the catheter is convenient to break through the skin, enter the central vein and complete the puncture.
Preferably, the skin breaking structure is a skin breaking needle with a hollow structure, the skin breaking needle is arranged into a hollow structure, the skin breaking needle can be sleeved outside the steel needle, the skin breaking needle is arranged into a hollow structure, and the operation of withdrawing the steel needle and then placing the skin breaking device during central vein puncture can be saved.
Preferably, the inner wall of the catheter is sprayed with a heparin coating, and the catheter has an anticoagulation function through the heparin coating, so that the risk of generating coanda thrombus in the catheter and on the outer wall of the catheter is effectively reduced.
Preferably, the pipe joint is provided with a main pipe and a side pipe, the main pipe and the side pipe are intersected in the pipe joint, the main pipe, the side pipe and the pipe are communicated, a channel of the main pipe and a channel of the side pipe are independently arranged, the main pipe, the side pipe and the pipe on the connecting head are communicated, the other end of the main pipe is connected with external infusion equipment, infusion or blood transfusion is provided for a patient, if the main pipe is blocked in the infusion or blood transfusion process of the patient, the side pipe can be switched to continue infusion or blood transfusion, on the other hand, the channels of the main pipe and the side pipe are independently arranged, the central venous pressure of the patient can be monitored while the infusion or blood transfusion is carried out for the patient, more parameters are provided for doctors, and accurate treatment is convenient for the patient.
Preferably, all be provided with the connector on being responsible for, the side pipe, be convenient for be responsible for, the side pipe is connected with external equipment through the connector, infuse or blood transfusion to the patient, also can monitor central venous pressure to the patient, richened central venous puncture and put the function of pipe device.
Preferably, the through pipe on be provided with the sealing plug, with sealing plug lid closing the through pipe, seal the through pipe, be convenient for carry out infusion or blood transfusion to the patient, adopt arrow plate or looper seal wire with the seal wire, can be faster carry out central vein puncture.
Preferably, the root of the pipe joint is provided with a valve (one-way), the skin breaking needle can penetrate into the through pipe and the guide pipe through the valve, the pipe joint is provided with the valve (one-way), the pipe joint can be sleeved outside the skin breaking needle, the skin breaking needle can be sleeved outside the steel needle, the skin breaking needle and the guide pipe are combined into a whole for use, and the operation steps of central vein puncture can be simplified.
The utility model provides a central venous puncture tube-placing device, which has the following beneficial effects:
1. the main pipe, the side pipe and the guide pipe on the connecting head are communicated, the other end of the main pipe is connected with external infusion equipment to provide infusion or blood transfusion for a patient, if the main pipe is blocked in the process of infusing or blood transfusion for the patient, the side pipe can be switched to continue infusing or blood transfusion, on the other hand, the cavity channels of the main pipe and the side pipe are independently arranged, the central venous pressure of the patient can be monitored while the infusion or blood transfusion is carried out for the patient, more parameters are provided for doctors, and the doctors can accurately treat the patient;
2. the front end of the skin breaker on the catheter is provided with a conical structure, the rear end of the skin breaker is provided with a tear strip, when the central vein puncture is carried out, the skin breaker pierces the skin of a patient, the catheter is convenient to enter the skin of the patient, after the skin breaker pierces the skin of the patient, the skin breaker can be taken down from the catheter by pulling the tear strip, and the catheter is convenient to break through the skin, enter the central vein and complete the puncture;
3. when the central vein puncture is carried out on a patient, the steel needle, the catheter and the skin breaker are combined to puncture, the steel needle punctures the skin, the skin reaches the central vein, the guide wire is arranged in the central vein, then the skin breaker at the outermost layer is pushed along the guide wire to break the skin, the skin breaker can be taken down from the catheter by pulling the tear strip after the skin breaking, then the catheter is pushed into the central vein, finally the steel needle and the guide wire are withdrawn, the main pipe or the side pipe on the connecting cylinder at the other end of the catheter is connected with the injection equipment, the tube is covered by the sealing plug for transfusion or blood transfusion of the patient, and the tube is sealed for transfusion or blood transfusion of the patient.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic view of a portion of the structure of the present utility model, illustrating the connection structure of the catheter and the skin breaker.
Fig. 3 is a schematic diagram of another embodiment of the present utility model.
In the figure: 1. the catheter comprises a catheter, a pipe joint, a steel needle, a guide wire, a skin breaker, a heparin coating, a tear strip, a through pipe, a main pipe, a side pipe, a connector, a sealing plug and a skin breaking needle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Embodiment one:
1-2, a central venous puncture catheterization device, including pipe 1, coupling 2, steel needle 3, seal wire 4 and broken skin structure, its characterized in that: the catheter 1 set up to hollow structure, coupling 2 be connected with catheter 1 one end, be provided with siphunculus 8 on coupling 2 to with siphunculus 8 and hollow catheter 1 intercommunication, steel needle 3 in 8 activity inserts catheter 1 from siphunculus, set up steel needle 3 one end into the toper structure, and set up steel needle 3 into hollow structure, guide wire 4 activity penetrate hollow steel needle 3 in, when steel needle 3 punctures into central vein intravascular, guide wire 4 accessible hollow steel needle 3 gets into central vein and is convenient for follow-up guide catheter 1 to put into, avoid central vein puncture in-process to puncture the vein simultaneously.
Preferably, the skin breaking structure is a skin breaking device 5, the skin breaking device 5 is adhered to the outer wall of the catheter 1, the front end of the skin breaking device 5 is in a conical structure, a tearing strip 7 is arranged at the rear end of the skin breaking device 5, when the central vein puncture is performed, the skin breaking device 5 pierces the skin of a patient, the catheter 1 is convenient to enter the skin of the patient, after the skin breaking device 5 pierces the skin of the patient, the skin breaking device 5 can be taken down from the catheter 1 by pulling the tearing strip 7, and the catheter 1 is convenient to break through the skin to enter the central vein and complete the puncture.
Preferably, the heparin coating 6 is sprayed on the inner wall of the catheter 1, and the heparin coating 6 enables the catheter 1 to have an anticoagulant function, so that the risk of generating coanda thrombus in the catheter 1 and on the outer wall of the catheter is effectively reduced.
Preferably, the pipe joint 2 is provided with a main pipe 9 and a side pipe 10, the main pipe 9 and the side pipe 10 are intersected in the pipe joint 2, the main pipe 9, the side pipe 10 and the pipe 1 are communicated, a channel of the main pipe 9 and a channel of the side pipe 10 are independently arranged, the main pipe 9, the side pipe 10 and the pipe 1 on the connector 11 are communicated, the other end of the main pipe 9 is connected with external infusion equipment, and infusion or blood transfusion is provided for a patient, if the main pipe 9 is blocked in the infusion or blood transfusion process of the patient, the side pipe 10 can be switched to continue infusion or blood transfusion, on the other hand, the channels of the main pipe 9 and the side pipe 10 are independently arranged, and meanwhile, the central venous pressure of the patient can be monitored while the infusion or blood transfusion is carried out on the patient, so that more parameters are provided for doctors, and accurate treatment is convenient for the doctor to the patient.
Preferably, the main pipe 9 and the side pipe 10 are respectively provided with a connector 11, the main pipe 9 and the side pipe 10 are convenient to be connected with external equipment through the connectors 11, transfusion or blood transfusion is carried out on a patient, the central venous pressure of the patient can be monitored, and the functions of the central venous puncture tube placing device are enriched.
Preferably, the through pipe 8 on be provided with sealing plug 12, with sealing plug 12 lid closing through pipe 8, seal through pipe 8, be convenient for carry out infusion or blood transfusion to the patient, adopt arrow board or looper seal wire 4 with seal wire 4, can carry out central venipuncture more soon.
Embodiment two:
as shown in fig. 3, a central venous puncture catheterization device comprises a catheter 1, a pipe joint 2, a steel needle 3, a guide wire 4 and a skin breaking structure, and is characterized in that: the catheter 1 set up to hollow structure, coupling 2 be connected with catheter 1 one end, be provided with siphunculus 8 on coupling 2 to with siphunculus 8 and hollow catheter 1 intercommunication, steel needle 3 in 8 activity inserts catheter 1 from siphunculus, set up steel needle 3 one end into the toper structure, and set up steel needle 3 into hollow structure, guide wire 4 activity penetrate hollow steel needle 3 in, when steel needle 3 punctures into central vein intravascular, guide wire 4 accessible hollow steel needle 3 gets into central vein and is convenient for follow-up guide catheter 1 to put into, avoid central vein puncture in-process to puncture the vein simultaneously.
Preferably, the skin breaking structure is a hollow skin breaking needle 13, the skin breaking needle 13 is arranged to be hollow, the skin breaking needle 13 can be sleeved outside the steel needle 3, the skin breaking needle 13 is arranged to be hollow and can be sleeved outside the steel needle 3, and the operation of withdrawing the steel needle 3 and then placing the skin breaker 5 during central vein puncture can be saved.
Preferably, the heparin coating 6 is sprayed on the inner wall of the catheter 1, and the heparin coating 6 enables the catheter 1 to have an anticoagulant function, so that the risk of generating coanda thrombus in the catheter 1 and on the outer wall of the catheter is effectively reduced.
Preferably, the pipe joint 2 is provided with a main pipe 9 and a side pipe 10, the main pipe 9 and the side pipe 10 are intersected in the pipe joint 2, the main pipe 9, the side pipe 10 and the pipe 1 are communicated, a channel of the main pipe 9 and a channel of the side pipe 10 are independently arranged, the main pipe 9, the side pipe 10 and the pipe 1 on the connector 11 are communicated, the other end of the main pipe 9 is connected with external infusion equipment, and infusion or blood transfusion is provided for a patient, if the main pipe 9 is blocked in the infusion or blood transfusion process of the patient, the side pipe 10 can be switched to continue infusion or blood transfusion, on the other hand, the channels of the main pipe 9 and the side pipe 10 are independently arranged, and meanwhile, the central venous pressure of the patient can be monitored while the infusion or blood transfusion is carried out on the patient, so that more parameters are provided for doctors, and accurate treatment is convenient for the doctor to the patient.
Preferably, the main pipe 9 and the side pipe 10 are respectively provided with a connector 11, the main pipe 9 and the side pipe 10 are convenient to be connected with external equipment through the connectors 11, transfusion or blood transfusion is carried out on a patient, the central venous pressure of the patient can be monitored, and the functions of the central venous puncture tube placing device are enriched.
Preferably, the through pipe 8 on be provided with sealing plug 12, with sealing plug 12 lid closing through pipe 8, seal through pipe 8, be convenient for carry out infusion or blood transfusion to the patient, adopt arrow board or looper seal wire 4 with seal wire 4, can carry out central venipuncture more soon.
Preferably, the root of the pipe joint 2 is provided with a valve (one-way), the skin breaking needle 13 can penetrate into the through pipe 8 and the guide pipe 1 through the valve, the pipe joint 2 is provided with the valve (one-way), the skin breaking needle 13 can be sleeved outside the skin breaking needle 13, the skin breaking needle 13 can be sleeved outside the steel needle 3, and the steel needle 3, the skin breaking needle 13 and the guide pipe 1 are combined into a whole for use, so that the operation steps of central vein puncture can be simplified.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The utility model is not related in part to the same as or can be practiced with the prior art.
Claims (8)
1. The utility model provides a central venous puncture puts a tub device, includes pipe, coupling, steel needle, seal wire and broken skin structure, its characterized in that: the catheter set up to hollow structure, coupling and catheter one end be connected, be provided with the siphunculus on the coupling to with siphunculus and hollow catheter intercommunication, the steel needle insert in the catheter from the siphunculus activity, set up steel needle one end into the toper structure, and set up the steel needle into hollow structure, the seal wire activity penetrate in the hollow steel needle.
2. The central venous puncture catheterization device according to claim 1, characterized in that: the skin breaking structure is a skin breaking device, the skin breaking device is stuck on the outer wall of the catheter, the front end of the skin breaking device is arranged into a conical structure, and a tearing strip is arranged at the rear end of the skin breaking device.
3. The central venous puncture catheterization device according to claim 1, characterized in that: the skin breaking structure is a skin breaking needle with a hollow structure, the skin breaking needle is arranged into the hollow structure, and the skin breaking needle can be sleeved outside the steel needle.
4. A central venous puncture catheterization device as claimed in claim 2 or 3, characterized in that: the inner wall of the catheter is sprayed with a heparin coating.
5. A central venous puncture catheterization device as claimed in claim 2 or 3, characterized in that: the pipe joint is provided with a main pipe and a side pipe, the main pipe and the side pipe are intersected in the pipe joint, the main pipe and the side pipe are communicated with the guide pipe, and a channel of the main pipe and a channel of the side pipe are independently arranged.
6. The central venous puncture catheterization device according to claim 5, characterized in that: and connectors are arranged on the main pipe and the side pipes.
7. The central venous puncture catheterization device according to claim 5, characterized in that: the through pipe is provided with a sealing plug.
8. A central venous puncture catheterization device as claimed in claim 3, characterized in that: the root of the pipe joint is provided with a valve with a unidirectional structure, and the skin breaking needle can penetrate into the through pipe and the guide pipe through the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742087.0U CN220404084U (en) | 2023-07-05 | 2023-07-05 | Central venous puncture tube-placing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742087.0U CN220404084U (en) | 2023-07-05 | 2023-07-05 | Central venous puncture tube-placing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220404084U true CN220404084U (en) | 2024-01-30 |
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ID=89652138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321742087.0U Active CN220404084U (en) | 2023-07-05 | 2023-07-05 | Central venous puncture tube-placing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220404084U (en) |
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2023
- 2023-07-05 CN CN202321742087.0U patent/CN220404084U/en active Active
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