CN208756668U - A kind of infusion device for measuring center vein pressure - Google Patents
A kind of infusion device for measuring center vein pressure Download PDFInfo
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- CN208756668U CN208756668U CN201721239081.6U CN201721239081U CN208756668U CN 208756668 U CN208756668 U CN 208756668U CN 201721239081 U CN201721239081 U CN 201721239081U CN 208756668 U CN208756668 U CN 208756668U
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Abstract
The utility model provides a kind of infusion device for measuring center vein pressure, comprising: infusion tube has graduation mark and side outlet, for conveying medical fluid；Manometric module is used for measuring center vein pressure, has the switch and calparine cap of the pressure-measuring pipe being arranged in infusion tube by side outlet part and the upper end that pressure-measuring pipe is arranged in；The exit of infusion tube is arranged in air filtration disk, for the bubble in filtering liquid medicine；And triple valve, it is connect with air filtration disk, for controlling the flow direction of medical fluid, wherein, side outlet is located at the top of graduation mark, and pressure-measuring pipe is fixedly connected at side outlet with infusion tube, when the switch is opened, pressure-measuring pipe is communicated with the atmosphere, and the lower end of pressure-measuring pipe is located at the upper end of air filtration disk and is fixed on the exit of infusion tube, and the lower end of pressure-measuring pipe is equipped with 2 side openings for medical fluid disengaging.The infusion device of the utility model can directly be read to obtain the central venous pressure of patient on infusion tube.
Description
Technical field
The utility model relates to a kind of medical equipment equipment technical fields, and in particular to one kind is used for measuring center vein pressure
Infusion device.
Background technique
Central venous pressure (central venous pressure, CVP) refers to the pressure of vena cave Yu atrium dextrum intersection
Power is the index for reflecting atrium dextrum preload.CVP monitoring is to be placed in central venous catheter by jugular vein or subclavian vein
Superior vena cava can also be placed to epicoele or inferior caval vein through femoral vein or ulnar vein, later by catheter tip and pressure measuring unit phase
Even, to measure the numerical value of central venous pressure.Clinically, be commonly used for bleeding, postoperative, accident trauma, septicemia and other
Some suspection have hypovolemia or excessive complementary diagnosis.
In the prior art, measurement CVP can connect pressure sensor by patient monitor to measure, but in view of pressure sensor fills
The expense and not all ward set are equipped with custodial care facility, the clinical method frequently with measurement CVP, i.e., using infusion access into
Row measurement.In order to ensure the correctness of measurement data, first have to the various medical fluids for closing venous transfusion access measured by patient and
Threeway, then (threeway farthest apart from patient atrium) is rushed with isotonic saline solution at the last one threeway in three-way pipeline
It washes, to guarantee being only isotonic saline solution in pipeline, then by adjusting first threeway in three-way pipeline (most apart from patient atrium
A close threeway), so that isotonic liquid is flowed to pressure-measuring pipe carry out survey pressure front exhaust, then be fixed on patient's bed-side transfusion stand
Measuring scale carry out school zero.Finally again by adjusting first threeway in three-way pipeline, patient is directed toward in first threeway,
At this time because there are pressure difference, the liquid level in pressure-measuring pipe declines naturally, when liquid surface static, to read CVP between atmosphere and vein
Numerical value, in such measurement method, about school zero, because still having certain error apart from reason；In addition salt water flushing pipeline
In the process, other medical fluid fast speeds being transfused in pipeline can be rushed in patient's body, there are certain security risks.This
Outside, when measurement, due to the limitation of measuring condition, the development of clinical center vein pressure measurement operation is also limited.
In addition, existing measurement and installation, complex steps, the invisible workload for increasing medical staff, and each is cured
The evaluation criteria error in shield personnel school zero, directly affects the accuracy of reading.
Utility model content
The utility model is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of for measuring center vein
The infusion device of pressure is measured for CVP of the assist personnel to patient.
The utility model provides a kind of infusion device for measuring center vein pressure, has the feature that, comprising:
Infusion tube has graduation mark and side outlet, for conveying medical fluid；Manometric module is used for measuring center vein pressure, has logical
Cross the switch and calparine cap of pressure-measuring pipe that side outlet part is arranged in infusion tube and the upper end that pressure-measuring pipe is set；Air
The exit of infusion tube is arranged in filtering table, for the bubble in filtering liquid medicine；And triple valve, connect with air filtration disk
It connects, for controlling the flow direction of medical fluid, wherein side outlet is located at the top of graduation mark, and pressure-measuring pipe is at side outlet and infusion tube
It is fixedly connected, when the switch is opened, pressure-measuring pipe is communicated with the atmosphere, and the lower end of pressure-measuring pipe is located at upper end and the fixation of air filtration disk
In the exit of infusion tube, the lower end of pressure-measuring pipe is equipped with 2 side openings for medical fluid disengaging.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign, further includes: drip fast adjuster, wherein the drop speed adjuster is set in the outside of infusion tube, the drop for regulating liquid medicine
Speed.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where drip fast adjuster between Murphy's burette and side outlet.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where also there is Murphy's burette, which is used to show the drop speed and filtering liquid medicine of medical fluid on infusion tube
In bubble.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where side outlet is located at the 10cm above graduation mark.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where the length of graduation mark is 0~30cm.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where the length of pressure-measuring pipe is 50~70cm.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where pressure-measuring pipe is integrally formed with infusion tube.
In the infusion device provided by the utility model for measuring center vein pressure, there can also be such spy
Sign: where the outlet of triple valve is spiral mouth.
The action and effect of utility model
The infusion device of measuring center vein pressure according to involved in the utility model, because using with graduation mark
Infusion tube and the pressure-measuring pipe being arranged in infusion tube, can be when measuring the central venous pressure of patient, by perfusion tube
Road carries out school zero, is directly read on infusion apparatus, does not need medical staff and is compared again with perfusion tube according to measuring scale
Confirm zero point, it is only necessary to perfusion tube is disposed vertically, and the zero graduation line on pressure-measuring pipe is directed at patient's midaxillary line, that is, readable,
The measurement error for reducing medical staff, optimizes measuring process.It, can be in addition, be additionally provided with air filtration disk in infusion apparatus
The bubble in medical fluid is filtered out, the generation of air embolism is avoided.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the embodiments of the present invention for the infusion device of measuring center vein pressure.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Infusion device of the lower embodiment combination attached drawing to the utility model for measuring center vein pressure is specifically addressed.
Fig. 1 is the structural schematic diagram in the embodiments of the present invention for the infusion device of measuring center vein pressure.
As shown in Figure 1, the infusion device 100 for measuring center vein pressure include infusion tube 10, drip fast adjuster 20,
Manometric module 30, air filtration disk 40, triple valve 50.
Infusion tube 10 for conveying medical fluid, have bottle plug puncture unit (not shown), graduation mark 11, side outlet 12 with
And Murphy's burette 13.
The upper end of infusion tube 10 is arranged in bottle plug puncture unit, for across infusion bag, the medical fluid in infusion bag to be guided into
In infusion tube 10.Medical fluid in infusion bag is the isotonic saline solution liquid of current therapies medical fluid or measuring center vein pressure.
The length of graduation mark 11 is 0~30cm, the numerical value for display centre vein pressure.In the present embodiment, 0 graduation mark
Color use obvious clearly color, be convenient for school zero.
Side outlet 12 is located at the upper end of graduation mark 11.In the present embodiment, side outlet 12 is located at the upper end of graduation mark 11.
Murphy's burette 13 is located at the upper end of side outlet 12, the gas in flow velocity and filtering liquid medicine for showing medical fluid
Bubble.
The outside that fast adjuster 20 is set in infusion tube 10 is dripped, between Murphy's burette 13 and side outlet 12,
Drop speed for regulating liquid medicine.
Manometric module 30 is used for measuring center vein pressure, has pressure-measuring pipe 31, switch 32 and calparine cap 33.
The length of pressure-measuring pipe 31 is 50~70cm, and caliber is 0.8~1cm, is used for measuring center vein pressure, passes through side outlet
12 are partially disposed in infusion tube 10 and are fixedly connected in side outlet 12 with infusion tube 10.Pressure-measuring pipe 31 and atmosphere connect
It is logical.In the present embodiment, the length of pressure-measuring pipe 31 is 60cm, caliber 1cm, and pressure-measuring pipe 31 is integrally formed with infusion tube 10
's.
The lower end of pressure-measuring pipe 31 is fixed on the exit of infusion tube 10, and is located at the upper end of air filtration disk 40.Survey pressure
The lower end of pipe 31 is additionally provided with 2 side openings, convenient for the disengaging of medical fluid.
The upper end of pressure-measuring pipe 31 is arranged in switch 32, for controlling the closure of pressure-measuring pipe 31.
Calparine cap 33 is arranged at the upper end outlet of pressure-measuring pipe 31, to avoid the upper end outlet of pressure-measuring pipe 31 from being exposed to air
In pollute.
The exit of infusion tube 10 is arranged in air filtration disk 40, for the bubble in filtering liquid medicine.
Triple valve 50 is connect with air filtration disk 40 using spiral, for controlling the flow direction of medical fluid.In the present embodiment, three
The outlet of port valve 50 designs for spiral mouth, convenient for closely being connect with clinical other pipelines, after preventing connector from disengaging, and blood samples of patients
The generation of backflow phenomena.
In the present embodiment, the caliber Yu common common infusion fluid device of the part positioned at 12 or more side outlet of infusion tube 10
Caliber it is identical, positioned at the part below of side outlet 12 caliber be greater than pressure-measuring pipe 31 caliber, guarantee medical fluid can be infused
It is flowed between hose 10 and pressure-measuring pipe 31.
The course of work of infusion apparatus 100 for measuring center vein pressure are as follows: when measuring center vein pressure, triple valve 50 is pacified
At first threeway on the infusion device of patient, triple valve 50 is opened, and will be in the three-way pipeline of the infusion of patient
The threeways of other medical fluids close, be passed through isotonic saline solution liquid in infusion tube 10, in the liquid-transport pipe-line of patient full of isotonic
When salt-water liquid, the switch 32 of pressure-measuring pipe 31 is opened, so that pressure-measuring pipe 31 is identical as atmosphere, regulating three-way valve 50 is directed toward pressure-measuring pipe
31, so that isotonic saline solution liquid is back in pressure-measuring pipe 31 under the action of the central venous pressure of patient, by 0 on infusion tube 10
Graduation mark is directed at the midaxillary line of patient, and the isotonic saline solution liquid in pressure-measuring pipe 31 is allowed sufficiently to flow back and flow out from the outlet of pressure-measuring pipe 31
When, regulating three-way valve 50 is directed toward patient, and the isotonic saline solution liquid reflux in pressure-measuring pipe 31, when flowing back static, medical staff is read
The value of the central venous pressure of the corresponding patient of the numerical value can be obtained in numerical value on infusion tube 10.
In addition, turning off the switch 32 when not needing to measure central venous pressure, triple valve 50 is rotated, so that triple valve
50 towards patient, can continue other medical fluids needed for being transfused patient in infusion tube 10, at this moment infusion apparatus 100 can be made
For general infusion set use.
The action and effect of embodiment
According to the infusion apparatus of the measuring center vein pressure in the present embodiment, because using the infusion tube with graduation mark
And the pressure-measuring pipe in infusion tube is set, infusion pipeline can be subjected to school when measuring the central venous pressure of patient
Zero, it is directly read on infusion apparatus, is not needed medical staff and confirmation zero point is compared according to measuring scale with perfusion tube again,
It only needs the zero graduation line on pressure-measuring pipe being directed at hydraulic line i.e. readable, reduces the measurement error of medical staff, optimize
Measuring process.In addition, being additionally provided with air filtration disk in infusion apparatus, the bubble in medical fluid can be filtered out, air tap is avoided
The generation of plug.
In addition, infusion apparatus clinical can generally use, conducive to the measurement for carrying out clinical center vein pressure, trouble can also be followed
Person returns to other departments and continues to use.
In addition, can not only be passed through isotonic saline solution liquid in infusion apparatus in the present embodiment measures central venous pressure, also
Other treatment medical fluids can be transfused, the effect of one tube multipurpose is played.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (9)
1. a kind of infusion device for measuring center vein pressure is used for measuring center vein pressure and venous transfusion, feature
It is, comprising:
Infusion tube has graduation mark and side outlet, for conveying medical fluid；
Manometric module is used for measuring center vein pressure, has and is arranged in the infusion tube by the side outlet part
Pressure-measuring pipe and be arranged in the pressure-measuring pipe upper end switch and calparine cap；
The exit of the infusion tube is arranged in air filtration disk, for filtering the bubble in the medical fluid；And
Triple valve is connect with the air filtration disk, for controlling the flow direction of the medical fluid,
Wherein, the side outlet is located at the top of the graduation mark,
The pressure-measuring pipe is fixedly connected at the side outlet with the infusion tube,
When the switch is open, the pressure-measuring pipe is communicated with the atmosphere,
The lower end of the pressure-measuring pipe is located at the upper end of the air filtration disk and is fixed on the exit of the infusion tube,
The lower end of the pressure-measuring pipe is equipped with 2 side openings for medical fluid disengaging.
2. the infusion device according to claim 1 for measuring center vein pressure, which is characterized in that further include:
Fast adjuster is dripped,
Wherein, which is set in the outside of the infusion tube, for adjusting the flow velocity of the medical fluid.
3. the infusion device according to claim 2 for measuring center vein pressure, it is characterised in that:
Wherein, the fast adjuster of the drop is between Murphy's burette and the side outlet.
4. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, also there is Murphy's burette on the infusion tube, the Murphy's burette be used to show the drop speed of the medical fluid with
And the bubble in the filtering medical fluid.
5. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, the side outlet is located at the 10cm above the graduation mark.
6. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, the length of the graduation mark is 0~30cm.
7. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, the length of the pressure-measuring pipe is 50~70cm.
8. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, the pressure-measuring pipe and the infusion tube are integrally formed.
9. the infusion device according to claim 1 for measuring center vein pressure, it is characterised in that:
Wherein, the outlet of the triple valve is spiral mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721239081.6U CN208756668U (en) | 2017-09-26 | 2017-09-26 | A kind of infusion device for measuring center vein pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721239081.6U CN208756668U (en) | 2017-09-26 | 2017-09-26 | A kind of infusion device for measuring center vein pressure |
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| Publication Number | Publication Date |
|---|---|
| CN208756668U true CN208756668U (en) | 2019-04-19 |
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ID=66124348
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721239081.6U Active CN208756668U (en) | 2017-09-26 | 2017-09-26 | A kind of infusion device for measuring center vein pressure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151154A (en) * | 2019-05-31 | 2019-08-23 | 中山大学附属第六医院 | A kind of novel all-in-one central vein pressure measuring unit and application method |
| CN113368337A (en) * | 2021-07-14 | 2021-09-10 | 中国人民解放军总医院海南医院 | Device for delivering chemotherapeutic drugs |
-
2017
- 2017-09-26 CN CN201721239081.6U patent/CN208756668U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151154A (en) * | 2019-05-31 | 2019-08-23 | 中山大学附属第六医院 | A kind of novel all-in-one central vein pressure measuring unit and application method |
| CN113368337A (en) * | 2021-07-14 | 2021-09-10 | 中国人民解放军总医院海南医院 | Device for delivering chemotherapeutic drugs |
| CN113368337B (en) * | 2021-07-14 | 2022-08-02 | 中国人民解放军总医院海南医院 | Device for delivering chemotherapeutic drugs |
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