CN112494023A - Closed invasive blood pressure monitoring equipment with blood sampling function - Google Patents
Closed invasive blood pressure monitoring equipment with blood sampling function Download PDFInfo
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- CN112494023A CN112494023A CN201910868561.6A CN201910868561A CN112494023A CN 112494023 A CN112494023 A CN 112494023A CN 201910868561 A CN201910868561 A CN 201910868561A CN 112494023 A CN112494023 A CN 112494023A
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- blood
- pressure sensor
- way valve
- closed
- injector
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- 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
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- 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
Abstract
The invention discloses closed invasive blood pressure monitoring equipment with a blood sampling function, which comprises an injector, a pressure sensor, a hemostix, a perfusion apparatus, a plug and a dropping funnel, wherein the top of the injector is respectively communicated with a two-way valve and the pressure sensor through a conduit and a three-way valve, and the other interface of the two-way valve is communicated with the hemostix through a conduit. The invention utilizes the pressure sensor sealed in vitro to sample and take blood, can effectively reduce the pain of a patient caused by additionally puncturing and taking blood, and reduces the possibility of infection to the lowest, meanwhile, in the blood taking process, other channels are closed, after the blood is sucked by the injector, when people collect the blood in the hemostix, the liquid injected from the perfusion apparatus can be prevented from being sucked while collecting the blood, and then the injector is utilized to push back the sucked blood after blood taking, thereby preventing the excessive blood loss of the patient, and in the process, people can also adjust the flow rate of the perfusion solution by the perfusion apparatus and the perfusion clamp.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to closed invasive blood pressure monitoring equipment with a blood sampling function.
Background
The invasive blood pressure detecting sensor is a measuring method that a puncture needle is directly inserted into a blood vessel of a measured part of a human body and pressure is measured by a pressure sensor connected with a pressure measuring tube, and the measuring principle is as follows: the connected catheter is firstly placed in a blood vessel of a detected part through puncture, the outer end of the catheter is directly connected with a pressure sensor, the pressure in the blood vessel is transmitted to the externally connected pressure sensor through liquid in the catheter due to the pressure transmission function of fluid, and then data of systolic pressure, diastolic pressure and mean arterial pressure in the blood vessel of the detected part can be continuously and accurately obtained through specific indicating equipment and a calculating method, so that objective bases are provided for clinical diagnosis, treatment and prognosis estimation of diseases, therefore, the blood pressure monitoring and blood sampling device is widely applied in clinic, but the blood sampling and blood sampling of a patient undergoing blood pressure monitoring are often needed in clinic, the patient needs to be punctured for blood sampling, the blood pressure monitoring and the blood sampling cannot be carried out simultaneously, at present, although partial pressure monitoring equipment can realize the blood sampling and blood sampling simultaneously during the blood pressure monitoring, however, in the blood drawing process, the hemostatic clamp on the interventional catheter needs to be closed, which is inconvenient and risky, and therefore, a closed invasive blood pressure monitoring device with a blood drawing function is provided.
Disclosure of Invention
The invention aims to provide a closed invasive blood pressure monitoring device with a blood sampling function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a closed invasive blood pressure monitoring facilities with blood sampling function, includes syringe, pressure sensor, hemostix, perfusion apparatus, plug and drip chamber, the top of syringe is passed through pipe and three-way valve and is communicate respectively two-way valve and pressure sensor, and another kneck of two-way valve has the hemostix through the pipe intercommunication, pressure sensor's bottom is passed through the pipe and is communicate respectively has plug and perfusion apparatus, and the right side of perfusion apparatus has the drip chamber through the pipe intercommunication.
Preferably, the number of the syringes is two, the two syringes are communicated with each other through a conduit and a three-way valve, and meanwhile, a protective sleeve is sleeved at the bottom of each syringe.
Preferably, the top of the injector and the outer surface of the pressure sensor are sleeved with fixing plates, the pressure sensor is arranged on a conduit communicated with the injector, the outer surface of the pressure sensor is also provided with a one-way valve, and meanwhile, the pressure sensor is arranged on a conduit communicated with the perfusion device, and the outer surface of the pressure sensor is also provided with a perfusion clamp.
Preferably, the bottom of the hemostix is provided with a blood sampling seat, and the outer surface of the blood sampling seat is provided with a silica gel pad.
Preferably, it still includes a receiver, and there is the apron at the top of receiver through hinge swing joint, and simultaneously, the inboard of apron and receiver all is provided with the rubber slab.
Compared with the prior art, the invention has the following beneficial effects:
the invention utilizes the pressure sensor sealed in vitro to sample and take blood, can effectively reduce the pain of a patient caused by additionally puncturing and taking blood, and reduces the possibility of infection to the lowest, meanwhile, in the blood taking process, other channels are closed, after the blood is sucked by the injector, when people collect the blood in the hemostix, the liquid injected from the perfusion apparatus can be prevented from being sucked while collecting the blood, and then the injector is utilized to push back the sucked blood after blood taking, thereby preventing the excessive blood loss of the patient, and in the process, people can also adjust the flow rate of the perfusion solution by the perfusion apparatus and the perfusion clamp.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
In the figure: 1 injector, 2 pressure sensor, 3 hemostix, 4 three-way valve, 5 two-way valve, 6 one-way valve, 7 perfusor, 8 perfusing clamp, 9 conduit, 10 protective sleeve, 11 blood sampling seat, 12 silica gel pad, 13 fixing plate, 14 plug and 15 dropping funnel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The syringe 1, pressure sensor 2, hemostix 3, three-way valve 4, two-way valve 5, one-way valve 6, perfusion apparatus 7, perfusion clamp 8, catheter 9, protective sheath 10, blood sampling seat 11, silica gel pad 12, fixing plate 13, plug 14 and dropping funnel 15 parts of this application are all universal standard parts or parts known by technical personnel in the field, and the structure and principle thereof are all known by technical manuals or conventional experimental methods.
Referring to fig. 1, a closed invasive blood pressure monitoring device with blood sampling function comprises injectors 1, pressure sensors 2, blood sampling devices 3, syringes 7, plugs 14, a dropping funnel 15, a storage box, a cover plate movably connected to the top of the storage box through hinges, rubber plates arranged on the inner sides of the cover plate and the storage box, two injectors 1 connected with each other through a conduit 9 and a three-way valve 4, and a protective sleeve 10 sleeved on the bottom of each injector 1 to effectively avoid the related pollution caused by the push rod of the injector 1 pulling out the inner cavity, a two-way valve 5 and a pressure sensor 2 respectively connected to the top of the injector 1 and the three-way valve 4 through the conduit 9, a fixing plate 13 sleeved on the top of the injector 1 and the outer surface of the pressure sensor 2, and the conduit 9 connected between the pressure sensor 2 and the injector 1, the outer surface of the pressure sensor 2 is also provided with a one-way valve 6, meanwhile, the position of a conduit 9 communicated with the syringe 7 is provided with a perfusion clamp 8, the other interface of the two-way valve 5 is communicated with the blood sampler 3 through the conduit 9, the bottom of the blood sampler 3 is provided with a blood sampling seat 11, the outer surface of the blood sampling seat 11 is provided with a silica gel pad 12, the bottom of the pressure sensor 2 is respectively communicated with a plug 14 and the syringe 7 through the conduit 9, the pressure sensor 2 closed in vitro is used for sampling blood, the pain of a patient caused by additionally puncturing and sampling blood can be effectively reduced, the possibility of infection is reduced to the minimum, meanwhile, other channels are closed in the blood sampling process, after the blood is pumped through the syringe 1, when people collect the blood in the blood sampler 3, the liquid injected from the syringe 7 can be prevented from being sucked while collecting the blood, and then the syringe 1 is used for pushing back the sucked blood after the blood sampling, thereby avoid the patient excessive blood loss, at this in-process, people still can adjust the perfusate velocity of flow through perfusion ware 7 and perfusion clamp 8, and the right side of perfusion ware 7 has drip chamber 15 through pipe 9 intercommunication.
When the device is used, the pressure sensor 2 which is sealed outside the body is used for sampling and blood sampling, the pain of a patient caused by additionally puncturing and blood sampling can be effectively reduced, the possibility of infection is reduced to the minimum, meanwhile, in the blood sampling process, other channels are closed, after blood is sucked through the injector 1, when people collect the blood in the hemostix 3, the liquid injected from the syringe 7 can be prevented from being sucked while the blood is collected, the injector 1 is used for pushing back the sucked blood after blood sampling, so that excessive blood loss of the patient is avoided, in the process, people can also adjust the flow rate of the perfusion liquid through the syringe 7 and the perfusion clamp 8, when the device monitors blood pressure, all the connected through valves are kept open, the liquid is injected into the device through the syringe 7 and the perfusion clamp 8, when the cavity of the pressure sensor 2 is filled with the liquid, the blood vessel of a human body is connected, the fluid has a pressure transmission effect, the pressure of the liquid is sensed through an induction chip in the fluid, the pressure is converted into an electric signal, and measurement data are obtained through an external indicating device, so that the blood pressure value is monitored; when the device collects blood, the three-way valve 4 of the channel between the injector 1 and the pressure sensor 2 is closed, after the injector 1 sucks the blood, the blood sampling is carried out by puncturing the inner cavity of the hemostix 3 by using a blood sampling needle, after the blood collection is finished, the injector 1 is pushed back by the push rod, redundant blood is re-transfused to a patient, the phenomenon of anemia is avoided, finally, the through valve between the injector 1 and the pressure sensor 2 is communicated again, the blood pressure detection can be carried out continuously, the device can provide continuous, reliable and accurate monitoring data, compared with the existing pressure sensor 2 with the blood sampling function, the device has the advantages of convenient blood drawing, sealing and push-back function, can effectively prevent bleeding, embolism, infection and other complications during the blood collection, and adopts the protective sleeve 10 to form a completely sealed blood drawing device, so that the blood drawn back can be safely protected, and the blood is pushed back to the human body after sampling is finished, so that the blood drawing amount of clinical patients during repeated sampling is reduced, and the method has important significance for preventing anemia possibly caused by frequent blood drawing of the patients.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a closed invasive blood pressure monitoring facilities with blood sampling function, includes syringe (1), pressure sensor (2), hemostix (3), perfusion ware (7), plug (14) and drip chamber (15), its characterized in that: the top of syringe (1) is passed through pipe (9) and three-way valve (4) and is communicate respectively that two-way valve (5) and pressure sensor (2), and another kneck of two-way valve (5) has hemostix (3) through pipe (9) intercommunication, the bottom of pressure sensor (2) is passed through pipe (9) and is communicated respectively that there are plug (14) and perfusion ware (7), and the right side of perfusion ware (7) has drip chamber (15) through pipe (9) intercommunication.
2. The closed invasive blood pressure monitoring device with blood sampling function according to claim 1, wherein: the quantity of syringe (1) is two, and communicates through pipe (9) and three-way valve (4) between two syringe (1), and simultaneously, the bottom of every syringe (1) all cup joints protective sheath (10).
3. The closed invasive blood pressure monitoring device with blood sampling function according to claim 1, wherein: the top of the injector (1) and the outer surface of the pressure sensor (2) are both sleeved with a fixing plate (13), the pressure sensor (2) is communicated with the injector (1) at a conduit (9), the outer surface of the pressure sensor is also provided with a one-way valve (6), and meanwhile, the pressure sensor (2) is communicated with the injector (7) at a conduit (9), and the outer surface of the pressure sensor is also provided with an injection clamp (8).
4. The closed invasive blood pressure monitoring device with blood sampling function according to claim 1, wherein: the bottom of hemostix (3) is provided with blood sampling seat (11), and the surface of blood sampling seat (11) is provided with silica gel pad (12).
5. The closed invasive blood pressure monitoring device with blood sampling function according to claim 1, wherein: it still includes a receiver, and there is the apron at the top of receiver through hinge swing joint, and simultaneously, the inboard of apron and receiver all is provided with the rubber slab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868561.6A CN112494023A (en) | 2019-09-16 | 2019-09-16 | Closed invasive blood pressure monitoring equipment with blood sampling function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868561.6A CN112494023A (en) | 2019-09-16 | 2019-09-16 | Closed invasive blood pressure monitoring equipment with blood sampling function |
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| CN112494023A true CN112494023A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910868561.6A Pending CN112494023A (en) | 2019-09-16 | 2019-09-16 | Closed invasive blood pressure monitoring equipment with blood sampling function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113491518A (en) * | 2021-06-25 | 2021-10-12 | 南京脉创医疗科技有限公司 | Novel suction catheter device and preparation method thereof |
-
2019
- 2019-09-16 CN CN201910868561.6A patent/CN112494023A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113491518A (en) * | 2021-06-25 | 2021-10-12 | 南京脉创医疗科技有限公司 | Novel suction catheter device and preparation method thereof |
| CN113491518B (en) * | 2021-06-25 | 2023-12-12 | 南京脉创医疗科技有限公司 | Novel suction catheter device and preparation method thereof |
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