CN213465006U - Invasive blood pressure monitoring blood sampling device of dosing - Google Patents
Invasive blood pressure monitoring blood sampling device of dosing Download PDFInfo
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- CN213465006U CN213465006U CN202020878821.6U CN202020878821U CN213465006U CN 213465006 U CN213465006 U CN 213465006U CN 202020878821 U CN202020878821 U CN 202020878821U CN 213465006 U CN213465006 U CN 213465006U
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- plug
- way valve
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- connecting pipe
- extension pipe
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- 230000036772 blood pressure Effects 0.000 title claims abstract description 29
- 238000010241 blood sampling Methods 0.000 title claims abstract description 22
- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 238000001802 infusion Methods 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000012377 drug delivery Methods 0.000 claims 5
- 239000008280 blood Substances 0.000 abstract description 20
- 210000004369 blood Anatomy 0.000 abstract description 20
- 238000009530 blood pressure measurement Methods 0.000 abstract description 7
- 238000001647 drug administration Methods 0.000 abstract description 5
- 238000011010 flushing procedure Methods 0.000 abstract description 5
- 208000015181 infectious disease Diseases 0.000 abstract description 5
- 239000003814 drug Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 208000000860 Compassion Fatigue Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004217 heart function Effects 0.000 description 1
- 229920002529 medical grade silicone Polymers 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of medical equipment, in particular to an invasive blood pressure monitoring, blood sampling and drug administration device, which comprises a connecting pipe, wherein the other end of the connecting pipe is connected with an extension pipe, a three-way valve is arranged between the connecting pipe and the extension pipe, and the outlet of the three-way valve is provided with a first plug; one end of the extension pipe, which is far away from the connecting pipe, is provided with a pressure cavity, a four-way valve is arranged between the extension pipe and the pressure cavity, and an outlet of the four-way valve is also respectively provided with a zero-setting valve and a second plug. The utility model utilizes the first plug to collect blood, can collect blood in a safe and effective closed environment, can stop the contact of blood and air, and reduces the infection risk; the second plug is used for dosing, so that a flow limiting hole in a flushing valve arranged above the pressure cavity can be avoided, and the flow limiting hole is prevented from being blocked to influence the pressure measurement of the pressure cavity; the independently arranged zero setting valve also avoids the complex operation of repeatedly setting zero after the transfusion bag is administrated.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a device of dosing of having invasive blood pressure monitoring blood sampling is related to.
Background
Invasive blood pressure monitoring refers to a method of directly measuring blood pressure in a heart cavity or a blood vessel cavity by inserting an indwelling needle or a monitoring probe through the body surface. The method is suitable for intensive care, anesthesia patients, serious vascular diseases, operations with large and medium surgical risks or postoperative care after large-scale operations. For traditional noninvasive blood pressure monitoring, invasive blood pressure monitoring punctures at the body surface, and blood pressure passes through the pressure extension pipe and transmits the pressure chamber, and the pressure chamber turns into the signal of telecommunication with physiological signal, then turns into the blood pressure oscillogram through the patch cord and feeds back on the monitor. Invasive blood pressure monitoring has the following advantages: in the intraoperative monitoring process, invasive blood pressure monitoring is a dynamic change process of real-time continuous pressure measurement, manual intervention is avoided, and compared with the defects that the traditional cuff pressure measurement is influenced by the length, the width and the tightness of a cuff, whether an trachea is smooth and the like, the invasive blood pressure monitoring is real-time, accurate, continuous and reliable; invasive blood pressure is measured through a pressure cavity, a pressure signal is converted into a waveform signal through a cable joint connecting wire to be reflected on an IBP module of a monitor, and doctors can perform clinical expression to judge the heart function of patients and the resistance condition of peripheral aorta by observing waveform change; the blood sampling operation is also compatible, so that secondary trauma caused by the need of blood sampling during or after the operation of a patient is avoided, and the pain of the patient is reduced; when the medicine which has an influence on the blood pressure is used, the medical staff can find the change of the blood pressure in time and perform corresponding operation. However, when the existing invasive blood pressure monitoring device is used for blood sampling, the zero setting three-way valve and the sampling three-way valve are matched for use, blood is contacted with air in the blood sampling operation process, and the infection probability is increased; in addition, the existing invasive blood pressure monitoring device can only dose from an infusion bag, is easy to block a restricted orifice in a flushing valve arranged at the upper part of a pressure cavity, and cannot well meet the clinical requirement.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an invasive blood pressure monitoring blood sampling and drug administration device, which can collect blood by using a first plug, can collect blood in a safe and effective closed environment, can prevent blood from contacting air, and can reduce infection risk; the second plug is used for dosing, so that a flow limiting hole in a flushing valve arranged above the pressure cavity can be avoided, and the flow limiting hole is prevented from being blocked to influence the pressure measurement of the pressure cavity; the independently arranged zero setting valve also avoids the complex operation of repeatedly setting zero after the transfusion bag is administrated.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an invasive blood pressure monitoring blood sampling device of dosing which characterized in that: the indwelling needle comprises a connecting pipe, wherein one end of the connecting pipe is connected with an indwelling needle implanted in a patient body, the other end of the connecting pipe is connected with an extension pipe, a three-way valve is arranged between the connecting pipe and the extension pipe, and a first plug is arranged at an outlet of the three-way valve; one end of the extension pipe, which is far away from the connecting pipe, is provided with a pressure cavity, a four-way valve is arranged between the extension pipe and the pressure cavity, and an outlet of the four-way valve is also respectively provided with a zero-setting valve and a second plug.
As a further improvement of the utility model, the first plug and/or the second plug comprise a medical silica gel plug.
As a further improvement of the present invention, the first plug and/or the second plug includes a cock.
As a further improvement of the present invention, the three-way valve and/or the four-way valve is provided with a rotary switch.
As a further improvement of the utility model, the connecting pipe and the extension pipe are made of medical transparent rubber.
As a further improvement of the utility model, the connecting pipe and the end head of one end connected with the remaining needle are provided with a luer connector of the infusion tube.
The utility model has the advantages that:
the utility model utilizes the first plug to take blood, can take medicine or collect blood in a safe and effective closed environment, can stop the contact of the blood and air, and reduces the infection risk; the first plug arranged on the three-way valve can puncture and collect blood repeatedly, and the blood collecting operation can be repeated; in addition, the medicine is fed through the second plug on the four-way valve, compared with the mode of feeding the medicine by the original medicine bag, the medicine is fed at the cock of the four-way valve, so that a limiting hole in a flushing valve arranged above a pressure cavity can be avoided, the limiting hole is prevented from being blocked to influence the pressure measurement of the pressure cavity, and the complicated operation that the infusion bag needs to be repeatedly zeroed after the medicine is fed is also avoided; simultaneously, utilize to set up the zero setting valve of zero setting operation is exclusively used in on the cross valve, can satisfy medical personnel's clinical demand better, reduce medical personnel's work load.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an implementation state of the present invention;
in the figure: the device comprises a connecting pipe 1, an extension pipe 2, a three-way valve 3, a first plug 31, a rotary switch 32, a four-way valve 4, a zero-setting valve 40, a second plug 41 and a pressure chamber 5.
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. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an invasive blood pressure monitoring, blood sampling and drug administration device comprises a connecting tube 1, one end of the connecting tube 1 is connected with an indwelling needle or a central venous catheter implanted in a blood vessel of a patient, the other end of the connecting tube 1 is connected with an extension tube 2, a three-way valve 3 is arranged between the connecting tube 1 and the extension tube 2, and the outlets of the three-way valve 3 are respectively connected with the connecting tube 1, the extension tube 2 and a first plug 31; one end of the extension tube 2, which is far away from the connecting tube 1, is provided with a pressure cavity 5, and the pressure cavity 5 is mainly used for drug administration and blood pressure collection of an infusion bag or an infusion bottle; a four-way valve 4 is arranged between the extension pipe 2 and the pressure chamber 5, and the outlet of the four-way valve 4 is respectively connected with the extension pipe 2, the pressure chamber 5, the zero-setting valve 40 and a second plug 41. The three-way valve 3, the four-way valve 4 and the zero valve 40 are all in the prior art.
When the device is operated, in order to facilitate closed blood collection, the first plug 31 is replaced by a cock with pressure resistance as a blood collection cock, the three-way valve 3 is further provided with a rotary switch 32 so as to control any two ways of the three-way valve to be in a communicated state, the second plug 41 is replaced by a cock with pressure resistance as a medicine feeding cock, two disinfected syringes with needles are prepared before the blood collection premise, one syringe is used for drawing at the medicine feeding cock, the rotary switch 32 of the three-way valve 3 controls the connecting pipe 1 to be communicated with the pressure extension pipe 2, so that liquid reaches the pressure extension pipe 2 through the connecting pipe 1, after the blood collection requirement is met, the switch on the three-way valve 3 is rotated to enable the connecting pipe 1 to be communicated with the blood collection cock, and then the other syringe is used for collecting blood from the blood collection; after the blood sampling is finished, the connecting pipe 1 is communicated with the pressure extension pipe 2 through the rotary switch 32 on the three-way valve 3, and the liquid in the injector at the administration cock is pushed again, so that the whole blood sampling process is simple in operation steps, the blood sampling environment is closed, the injector directly punctures the sampling cock without contacting with air, and the risk of blood infection is reduced. The administration cock can be used for independently performing administration operation, the connecting pipeline 1 is communicated with the pressure extension pipe 2 through the rotary switch 32 on the three-way valve 3, puncture administration can be repeatedly performed at an administration rotary position by using a syringe, and the blood sampling cock and the administration cock have pressure resistance characteristics because the pressure measuring pipeline of the pressure sensor needs to bear the pressure of about 300mmHg, so that normal monitoring of blood pressure cannot be influenced. In the operation or treatment process, the administration can be carried out through the administration cock, so that the administration operation can be realized by avoiding a restricted hole arranged in a flushing valve on the pressure cavity 5, the pressure measurement of the pressure cavity 5 is prevented from being influenced by the blocked restricted hole, and particularly, the complicated operation that the zero adjustment needs to be carried out repeatedly after the administration of the infusion bag is avoided; in the process of blood sampling or drug administration, because the closed environment does not influence normal pressure measurement, the operation steps of repeatedly using the zero setting valve 40 for zero setting are reduced, and the clinical requirements of medical personnel are better met.
In a particular embodiment, furthermore, said first plug 31 and/or said second plug 41 comprise a cock, which is known from the state of the art applied to the infusion line field.
In a specific embodiment, further, the first plug 31 and/or the second plug 41 may also be a medical silicone plug.
In a specific embodiment, further, the three-way valve 3 and/or the four-way valve 4 are provided with a rotary switch 32, and the rotary switch 32 includes a handle, which is mainly used for operating the three-way valve 3 and/or the four-way valve 4 to connect with a specific position.
In a specific embodiment, further, the connection tube 1 and the extension tube 2 are made of medical transparent rubber.
In a specific embodiment, furthermore, an infusion tube luer connector is arranged at the end of the connecting tube 1 connected with the indwelling needle, and the infusion tube luer connector is mainly used for being connected with the connector of the indwelling needle.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (6)
1. The utility model provides an invasive blood pressure monitoring blood sampling device of dosing which characterized in that: the indwelling needle comprises a connecting pipe (1), one end of the connecting pipe (1) is connected with an indwelling needle implanted in a patient body, the other end of the connecting pipe (1) is connected with an extension pipe (2), a three-way valve (3) is arranged between the connecting pipe (1) and the extension pipe (2), and an outlet of the three-way valve (3) is provided with a first plug (31); one end of the extension pipe (2), which is far away from the connecting pipe (1), is provided with a pressure cavity (5), a four-way valve (4) is arranged between the extension pipe (2) and the pressure cavity (5), and an outlet of the four-way valve (4) is also provided with a zero-setting valve (40) and a second plug (41) respectively.
2. An invasive blood pressure monitoring, blood sampling and drug delivery device according to claim 1, characterized in that: the first plug (31) and/or the second plug (41) comprise a medical silica gel plug.
3. An invasive blood pressure monitoring, blood sampling and drug delivery device according to claim 1, characterized in that: the first plug (31) and/or the second plug (41) comprise a tap.
4. An invasive blood pressure monitoring, blood sampling and drug delivery device according to claim 1, characterized in that: the three-way valve (3) and/or the four-way valve (4) are/is provided with a rotary switch (32).
5. An invasive blood pressure monitoring, blood sampling and drug delivery device according to claim 1, characterized in that: the connecting pipe (1) and the extension pipe (2) are made of medical transparent rubber.
6. An invasive blood pressure monitoring, blood sampling and drug delivery device according to claim 1, characterized in that: an infusion tube luer connector is arranged at the end head of one end of the connecting tube (1) connected with the indwelling needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020878821.6U CN213465006U (en) | 2020-05-23 | 2020-05-23 | Invasive blood pressure monitoring blood sampling device of dosing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020878821.6U CN213465006U (en) | 2020-05-23 | 2020-05-23 | Invasive blood pressure monitoring blood sampling device of dosing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213465006U true CN213465006U (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020878821.6U Active CN213465006U (en) | 2020-05-23 | 2020-05-23 | Invasive blood pressure monitoring blood sampling device of dosing |
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| Country | Link |
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| CN (1) | CN213465006U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584635A (en) * | 2019-10-11 | 2019-12-20 | 广东安特医疗有限公司 | Blood sampling valve and invasive pressure sensor |
| CN116369879A (en) * | 2023-05-09 | 2023-07-04 | 浙江海圣医疗器械股份有限公司 | Invasive pressure sensor convenient for closed blood sampling |
| CN119949787A (en) * | 2025-04-10 | 2025-05-09 | 深圳市金成锐医疗科技有限公司 | An invasive blood pressure sensor blood sampling device capable of quickly drawing blood |
-
2020
- 2020-05-23 CN CN202020878821.6U patent/CN213465006U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584635A (en) * | 2019-10-11 | 2019-12-20 | 广东安特医疗有限公司 | Blood sampling valve and invasive pressure sensor |
| CN116369879A (en) * | 2023-05-09 | 2023-07-04 | 浙江海圣医疗器械股份有限公司 | Invasive pressure sensor convenient for closed blood sampling |
| CN119949787A (en) * | 2025-04-10 | 2025-05-09 | 深圳市金成锐医疗科技有限公司 | An invasive blood pressure sensor blood sampling device capable of quickly drawing blood |
| CN119949787B (en) * | 2025-04-10 | 2025-06-20 | 深圳市金成锐医疗科技有限公司 | Invasive blood pressure sensor blood sampling device capable of rapidly drawing blood |
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