CN202739991U - Simple zero point correcting device for central venous pressure measurement scale - Google Patents
Simple zero point correcting device for central venous pressure measurement scale Download PDFInfo
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- CN202739991U CN202739991U CN2012204338969U CN201220433896U CN202739991U CN 202739991 U CN202739991 U CN 202739991U CN 2012204338969 U CN2012204338969 U CN 2012204338969U CN 201220433896 U CN201220433896 U CN 201220433896U CN 202739991 U CN202739991 U CN 202739991U
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- zero point
- venous pressure
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- level instrument
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Abstract
The utility model provides a simple zero point correcting device for a central venous pressure measurement scale. The simple zero point correcting device comprises a dividing ruler, a badge reel connected with the dividing ruler, and a liquid level gauge, wherein the first end of the liquid level gauge is connected with the tail end of a telescopic rope built in the badge reel; a groove is formed on the side surface of the dividing ruler; the badge reel is provided with a fastener capable of being embedded into the groove; and the tail end of the telescopic rope is detachably connected with the liquid level gauge. The simple zero point correcting device can effectively guarantee accurate positioning of a central venous pressure detection zero point, and meanwhile has the characteristics of easiness in material acquisition, simple manufacture, convenience in use, low possibility of damage and low cost.
Description
Technical field
This utility model belongs to the clinical medicine applied technical field, particularly a kind of central venous pressure (CVP) zero point correction device.
Background technology
Measure central vein and be pressed with sensor automatically monitoring and the manual two schemes of measuring, the former links to each other with sensor by central venous catheter, realize monitor automatic zero adjustment realization continuous monitoring, but not all section office there are monitor and sensor device, have the limitation of using; The latter is simple, easy and simple to handle, cheap because of pressure tester, uses very extensive in each clinical department.About the principal element of determining to cause measuring result error at " zero point ", " zero point " definition should be midaxillary line the 4th intercostal level.For the second assay method, the clinical medical and nursing personnel often use tradition range estimation or ruler to carry out WAWQ and put down zero, but the method in use needs frequently to adjust according to patient body position's change the height of zero point of scale, also exist simultaneously on the scale zero-point positioning chi length not and the drawback of frangibility, very easily cause zero-point positioning deviation to occur, thereby affect the accurate of CVP measurement result and the delay patient treatment.We find in application, because the calibration error of objective factor ubiquity horizontal line gradient, same patient's different operating person measures the different and impact of numerical value simultaneously to judgement and the rescue of conditions of patients.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of centre venous pressure measuring rule simple and easy calibrating installation at zero point is disclosed, this device can the effective guarantee central venous pressure detects the accurate location at zero point, has simultaneously to draw materials easily, make characteristics simple, easy to use, fragile and not with low cost.
In order to overcome above-mentioned technical purpose, this utility model is realized by following technical scheme:
A kind of centre venous pressure measuring rule simple and easy calibrating installation at zero point comprises a rule, the easy pulling buckle that links to each other with rule, an and fluid level instrument, and the end of the flexible rope that the first end of this fluid level instrument and easy pulling buckle are built-in links to each other.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, described rule side is provided with a groove, and described easy-to-draw fastener has a fastener that can embed described groove.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, the end of described flexible rope is connected with the fluid level instrument is dismountable.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, the scale face of its rule vertically arrange a storage tank that can embed pressure-measuring pipe.
The volume of the solution that fills accounts for 1/2 of its volume in the described centre venous pressure measuring rule simple and easy calibrating installation at zero point, described fluid level instrument.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, its interior solution that fills of described fluid level instrument is coloured solution.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, described fluid level instrument is carved with the horizontal scale line on it, and volume of the solution that fills is that the horizontal plane of the solution that fills is concordant with described horizontal scale line when fluid level instrument horizontal positioned in it.
Described centre venous pressure measuring rule simple and easy calibrating installation at zero point, the second end of described fluid level instrument is provided with handle.
Further, described centre venous pressure measuring rule simple and easy calibrating installation at zero point, described fluid level instrument is the clear solution pipe that solution is equipped with in an inside.
Compared with prior art, the beneficial effects of the utility model are:
(1) the centre venous pressure measuring rule simple and easy calibrating installation at zero point that provides of this utility model is drawn materials easily, makes simple, easy to use, economical and practical.
(2) the centre venous pressure measuring rule simple and easy calibrating installation at zero point that provides of this utility model is applicable to carry out the zero point correction of central venous pressure when detecting for all patients.
(3) this device avoids medical personnel to the subjectivity of zero point correction, has guaranteed equally accuracy and the credibility of measurement result, measures with respect to range estimation and simple ruler, and this device has greatly reduced zero point error, has stronger Clinical practicability.
(4) this device have installation simply, easily take in, non-damageable characteristics.
When (5) this device carries out the central venous pressure detection, can satisfy the actual measurement Len req by elongating or shortening the built-in flexible rope of easy pulling buckle, avoid occurring because surveyors' staff length is inadequate, can't obtain the problem at accurate zero point.
Description of drawings
Below in conjunction with the drawings and specific embodiments this utility model is described in detail:
Fig. 1 is centre venous pressure measuring rule simple and easy calibrating installation schematic diagram at zero point of the present utility model.
Fig. 2 is easy-to-draw buckle back face schematic diagram.
Fig. 3 is rule side axonometric chart.
Description of reference numerals shown in the figure: 1, rule, 11, groove, 12, storage tank, 2, easy pulling buckle, 21, flexible rope, 22, hook, 23, fastener, 3, the fluid level instrument, 31, the horizontal scale line, 4, fixation clamp, 5, pulling-on piece.
The specific embodiment
Shown in Fig. 1 ~ 3, the centre venous pressure measuring rule simple and easy calibrating installation at zero point that this utility model provides comprises a rule 1, easy pulling buckle 2, the one fluid level instrument 3 that link to each other with rule 1, and the end of the flexible rope 21 that its first end and easy pulling buckle 2 are built-in links to each other.Concrete, described easy pulling buckle 2 back sides have a fastener 23, and are corresponding, and described rule 1 side has the groove 11 that embeds for described fastener.Easily the built-in flexible rope 21 of pulling buckle 2 can outwards stretch, and the time spent not may be withdrawn in the easy pulling buckle inner chamber.Fluid level instrument 3 can be dismountable connection with the end of the rope 21 that is connected, for example, at the terminal hook 22 that connects of flexible rope, first end at the fluid level instrument connects a pulling-on piece 5 by a fixation clamp 4, in the pulling-on piece center one draw ring is set, flexible rope 21 is terminal is connected with the fluid level instrument and hooks draw ring and connect by linking up with 22.The scale face of rule vertically also can arrange a storage tank 12 that can embed pressure-measuring pipe.
The fluid level instrument 3 interior volumes that fill solution are to determine like this: when fluid level instrument 3 horizontal positioned, can clear judgement the horizontal plane of the solution that fills in it.The general liquor capacity that fills is long-pending 1/2 o'clock of fluid level appearance, can observe easily the solution water plane.As further improvement, the solution that fills is coloured solution in the described fluid level instrument, for example is the aqueous solution that adds a little An Er iodine staining, thereby can observes very intuitively the solution water plane.As a kind of optimal way, described fluid level instrument can be the clear solution pipe that solution is equipped with in an inside, thereby is convenient to observe the solution water plane.
As a kind of optimal way, described fluid level instrument 3 is carved with horizontal scale line 31 on it, volume of the solution that fills is when fluid level instrument 3 horizontal positioned in it, the horizontal plane of the solution that fills is just in time concordant with described horizontal scale line 31, after making such fluid level instrument, can reuse, all again load solution at every turn when need not to use.
Further improving is that the second end at the fluid level instrument is provided with handle, during the measuring center venous pressure, and can handled easily.
Centre venous pressure measuring rule simple and easy calibrating installation at zero point mentioned above, draw materials easily, make simple, the fluid level instrument can adopt the syringe of improvement to make: the syringe of getting a 2ml, isolation piston, stay the rubber part on the piston, be placed on the pipe tail of syringe, play the effect of blocking the syringe tube tail; Inject the aqueous solution that 1ml is added with a little An Er iodine from the nipple end of injector syringe; With solid wax shutoff syringe nipple end.The horizontal positioned syringe, the solution water plane of acquisition and the line of syringe demarcation line are marked its line, are the horizontal scale line.The end that one end of the syringe of above-mentioned improvement is fixed on the flexible rope of easy pulling buckle gets final product.
The below introduces usage example of the present utility model: during use, the fluid level instrument 3 that is connected to flexible rope 21 ends is stretched to patient's right atrium level, midaxillary line the 4th intercostal when being horizontal position, adjust the position of rule 1, make rule 1 vertical with the rope 21 that stretches, simultaneously when the interior solution water horizontal line that fills solution of fluid level instrument 3 and horizontal position midaxillary line the 4th intercostal in same level, be " detect zero point " with the graduation mark of flexible rope on the rule of same level this moment, can accurately obtain central venous pressure according to the liquid level corresponding numerical value on rule that embeds the pressure-measuring pipe in the rule storage tank 12 thus.
This utility model is not limited to above-mentioned embodiment, every various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then this utility model also means and comprises these changes and modification.
Claims (9)
1. a centre venous pressure measuring rule simple and easy calibrating installation at zero point is characterized in that, comprises a rule, the easy pulling buckle that links to each other with rule, an and fluid level instrument, and the end of the flexible rope that the first end of this fluid level instrument and easy pulling buckle are built-in links to each other.
2. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, described rule side is provided with a groove, and described easy-to-draw fastener has a fastener that can embed described groove.
3. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, the end of described flexible rope is connected with the fluid level instrument is dismountable.
4. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, the scale face of described rule vertically arranges a storage tank that can embed pressure-measuring pipe.
5. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, the volume of the solution that fills accounts for 1/2 of its volume in the described fluid level instrument.
6. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, its interior solution that fills of described fluid level instrument is coloured solution.
7. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1, it is characterized in that, described fluid level instrument, be carved with the horizontal scale line on it, volume of the solution that fills is that the horizontal plane of the solution that fills is concordant with described horizontal scale line when fluid level instrument horizontal positioned in it.
8. centre venous pressure measuring rule simple and easy calibrating installation at zero point according to claim 1 is characterized in that, the second end of described fluid level instrument is provided with handle.
9. each described centre venous pressure measuring rule simple and easy calibrating installation at zero point is characterized in that according to claim 1 ~ 8, and described fluid level instrument is the clear solution pipe that solution is equipped with in an inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204338969U CN202739991U (en) | 2012-08-28 | 2012-08-28 | Simple zero point correcting device for central venous pressure measurement scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204338969U CN202739991U (en) | 2012-08-28 | 2012-08-28 | Simple zero point correcting device for central venous pressure measurement scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202739991U true CN202739991U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204338969U Expired - Fee Related CN202739991U (en) | 2012-08-28 | 2012-08-28 | Simple zero point correcting device for central venous pressure measurement scale |
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| Country | Link |
|---|---|
| CN (1) | CN202739991U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595268A (en) * | 2017-08-03 | 2018-01-19 | 佳康医用器材（青岛）有限公司 | One kind is wirelessly transferred medical pressure sensor |
| CN108992050A (en) * | 2018-07-12 | 2018-12-14 | 浙江大学医学院附属邵逸夫医院 | A kind of tool of the measuring center vein pressure of quick positioning zero point |
| CN110464323A (en) * | 2018-07-12 | 2019-11-19 | 浙江大学医学院附属邵逸夫医院 | A kind of tool of the measuring center vein pressure of quick positioning dead-center position |
| CN111202507A (en) * | 2020-02-28 | 2020-05-29 | 浙江省立同德医院 | Novel central vein pressure measuring ruler |
-
2012
- 2012-08-28 CN CN2012204338969U patent/CN202739991U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595268A (en) * | 2017-08-03 | 2018-01-19 | 佳康医用器材（青岛）有限公司 | One kind is wirelessly transferred medical pressure sensor |
| CN108992050A (en) * | 2018-07-12 | 2018-12-14 | 浙江大学医学院附属邵逸夫医院 | A kind of tool of the measuring center vein pressure of quick positioning zero point |
| CN110464323A (en) * | 2018-07-12 | 2019-11-19 | 浙江大学医学院附属邵逸夫医院 | A kind of tool of the measuring center vein pressure of quick positioning dead-center position |
| CN108992050B (en) * | 2018-07-12 | 2023-06-02 | 浙江大学医学院附属邵逸夫医院 | Tool for measuring central venous pressure of quick positioning zero point |
| CN110464323B (en) * | 2018-07-12 | 2024-04-30 | 浙江大学医学院附属邵逸夫医院 | Tool for measuring central venous pressure for rapidly positioning zero point position |
| CN111202507A (en) * | 2020-02-28 | 2020-05-29 | 浙江省立同德医院 | Novel central vein pressure measuring ruler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |