CN101713680A - Device for quantitatively counting body fluid - Google Patents
Device for quantitatively counting body fluid Download PDFInfo
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- CN101713680A CN101713680A CN200910219310A CN200910219310A CN101713680A CN 101713680 A CN101713680 A CN 101713680A CN 200910219310 A CN200910219310 A CN 200910219310A CN 200910219310 A CN200910219310 A CN 200910219310A CN 101713680 A CN101713680 A CN 101713680A
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- hole enlargement
- wire electrode
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- liquid pipe
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a device for quantitatively counting body fluid, comprising a liquid receiving vessel, a liquid receiving tube and a hole enlargement part of the liquid receiving tube, wherein the liquid receiving vessel is axially connected with the hole enlargement part of the liquid receiving tube in a detachable manner; the inner cavity of the hole enlargement part of the liquid receiving tube is provided with a positive electrode and a negative electrode which are electrically connected to a binding post which is symmetrical to the outboard diameter direction of the upper part of the hole enlargement part of the liquid receiving tube. The invention is characterized in that the liquid receiving tube is an inverted round table structure; the pipe orifice at the lower part of the round table is communicated with the inner cavity of the hole enlargement part of the liquid receiving tube; the positive electrode and negative electrode comprise a first wire electrode and a second wire electrode which pass through the axial center line; an axial spacing is reserved between the first wire electrode and the second wire electrode, wherein the lower end of the first wire electrode is connected with the binding post outside the upper end of the hole enlargement part of the liquid receiving tube in a V-shaped manner; the upper end of the first wire electrode is provided with a liquid drop conductor which is just arranged below the pipe orifice at the lower end of the liquid receiving tube; the upper end of the second wire electrode is connected with another binding post outside the upper end of the hole enlargement part of the liquid receiving tube; and the lower end is opposite to the center of the bottom of the liquid receiving vessel.
Description
Technical field
The present invention relates to a kind of quantitative counting instrument, particularly a kind of quantitative counting device that is used for body fluid such as medical experiment sweat, urine, gland liquid, bile.
Background technology
At present, medical research field requires more and more higher to the medical experiment levels of precision of animal, and quantitatively counting body fluids such as the sweat in the ergology experiment, urine, gland liquid, bile also neither one accurately, the method for standard, traditional quantitative instrument of a kind of body fluid experiment counting is as shown in Figure 1. and comprise being subjected to the liquid ware, being subjected to the liquid pipe and being subjected to liquid pipe hole enlargement part, partly be connected with being subjected to the hole enlargement of liquid pipe by screw thread by the liquid ware.Be subjected to liquid pipe hole enlargement part interior diameter direction to be provided with two crooked relatively positive and negative electrodes (being connected to the binding post that is subjected to the outside, upper end, liquid pipe extension).Electrode end is staggered to form a slit, after drainage catheter inserted and is subjected to the liquid pipe, body fluid flowed out from conduit when dropping onto on this slit, made positive and negative electrode connect the output electric pulse counting, drop continues to fall to and is subjected in the liquid ware then, is subjected to be carved with the scale that is used to measure the body fluid volume on the liquid ware ware wall.The existing problem of this instrument is: the first, and the body fluid that flows out from conduit is subjected on the liquid tube wall owing to easily being bonded at, and sews on so drop is not necessarily just just fallen electrode, causes counting inaccurate; The second, because the drop size is wayward,, causes and can't count so drop no longer drips (drop is too big) after might passing slit (drop is too little) or connection electrode slit; The 3rd, though be subjected to be carved with scale on the liquid ware, carrying out minute quantity body fluid when counting experiment, because scale is too thick, therefore can not accurate quantification; The 4th, be subjected to liquid pipe socket and atmosphere UNICOM, blow-by, body fluid is volatile after a little while.
Summary of the invention
The objective of the invention is to count the existing shortcoming of quantitative instrument in order to solve the related body fluid of background technology, provide a kind of simple in structure, easy to operate, economical, collect and write down the device of body fluid accurately.
For reaching above purpose, the present invention takes following technical scheme to be achieved:
A kind of device that is used for quantitatively counting body fluid comprises being subjected to the liquid ware, being subjected to the liquid pipe and being subjected to liquid pipe hole enlargement part, described be subjected to the liquid ware with removably connected by liquid pipe hole enlargement section axial; Just be provided with by liquid pipe hole enlargement part inner chamber, negative electrode is electrically connected to respectively on the binding post that is subjected to liquid pipe hole enlargement part upper end outside diameter direction symmetry, it is characterized in that, the described liquid pipe that is subjected to is inverted frustum cone structure, this round platform lower end mouth of pipe be subjected to liquid pipe hole enlargement part inner chamber UNICOM, just described, negative electrode comprises by first wire electrode of longitudinal center line and second wire electrode, leave axial spacing between first wire electrode and second wire electrode, wherein the lower end V-arrangement of first wire electrode connects a binding post in the outside, acceptable solution pipe hole enlargement part upper end, the upper end of first wire electrode is provided with the drop guide, and the drop guide just is in and is subjected to mouth of pipe below, liquid pipe lower end; Second wire electrode upper end connects another binding post in the outside, acceptable solution pipe hole enlargement part upper end, and the lower end is subjected to liquid ware bottom centre relatively.
In the such scheme, described drop guide is formed an inverted pyramidal structure by the right-angled intersection of two isosceles triangle sheet metals, its lower end vertex of a cone connects the upper end of first wire electrode, and the awl end then connects with metal ring, and just is in and is subjected to below the mouth of pipe of liquid pipe lower end.Apparatus of the present invention also comprise an intervalve, the intervalve two ends respectively be subjected to the liquid ware, partly removably connected by the hole enlargement of liquid pipe.Intervalve inner chamber lower end is provided with the support that can be used for placing little measuring cup.The described liquid pipe round platform upper end mouth of pipe that is subjected to is provided with a lid that can prevent to be subjected to body fluid volatilization in the liquid ware, and this lid can optionally open and close.The described liquid pipe round platform upper end mouth of pipe circumference that is subjected to has a drainage catheter insertion breach along the round platform bus.
The quantitatively counting body fluid device is to collect and write down the indispensable necessary instruments of liquid such as urine, pancreatic juice, bile in the ergology experiment.Adopt the advantage of apparatus of the present invention to be: simple in structure, durable.Operation is economical, convenient, and can guarantee repetition, continuity and the result's of experiment accuracy, has good using value in the ergology experiment.
Description of drawings
The present invention is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is existing a kind of liquid quantitative counting device structural drawing.Among the figure: 1, drainage catheter socket; 2, be subjected to the liquid pipe; 3, be subjected to liquid pipe wide diameter portion; 4, first wire electrode; 5, be subjected to the liquid ware; 6, chassis; 7, scale; 8, second wire electrode; 9, drop; 10, electrode terminal.
Fig. 2 is a structural drawing of the present invention.Among the figure: 11, breach; 12, intervalve; 13, lid; 14, drop guide; 15, support.
Embodiment
As shown in Figure 2, a kind of device that is used for quantitatively counting body fluid comprises being subjected to liquid ware 5, being subjected to liquid pipe 2 and being subjected to liquid pipe hole enlargement part 3, axially docked with the external thread that is subjected to liquid pipe hole enlargement part lower end by the internal thread of liquid ware upper end; Being subjected to liquid pipe hole enlargement part 3 inner chambers to be provided with positive and negative electrode is electrically connected to respectively and is subjected on the symmetrically arranged binding post 10 of liquid pipe hole enlargement part upper end outside diameter direction.Being subjected to liquid pipe 2 is an inverted frustum cone structure, this round platform lower end mouth of pipe be subjected to liquid pipe hole enlargement part inner chamber UNICOM, positive and negative electrode comprises by first wire electrode 4 of longitudinal center line and second wire electrode 8, leave axial spacing 3-5mm between first wire electrode and second wire electrode, wherein the lower end V-arrangement of first wire electrode connects a binding post in the outside, acceptable solution pipe hole enlargement part upper end, the upper end of first wire electrode is provided with drop guide 14, and the drop guide just is in and is subjected to mouth of pipe below, liquid pipe lower end; Second wire electrode upper end connects another binding post in the outside, acceptable solution pipe hole enlargement part upper end, and the lower end is subjected to liquid ware bottom centre relatively.
As shown in Figure 3, drop guide 14 is formed an inverted pyramidal structure by the right-angled intersection of two isosceles triangle sheet metals, its lower end vertex of a cone connects the upper end of first wire electrode 4, and the awl end then connects with metal ring, and just is in and is subjected to below the mouth of pipe of liquid pipe lower end.
As shown in Figure 2, apparatus of the present invention also comprise an intervalve 12, and the intervalve upper end is an internal thread, can axially be connected with being subjected to liquid pipe hole enlargement part 3 external threads; The intervalve lower end be external thread can with the female threaded shaft that is subjected to liquid ware 5 to being connected.Intervalve inner chamber lower end is provided with support 15, can be used for placing the measuring cup of different ranges when carrying out a small amount of body fluid experiment counting, just can accurately read capacity, thereby can overcome owing to be subjected to the scale 7 of liquid ware too thick, so shortcoming that can not a small amount of body fluid of accurate quantification.
On the basis of embodiment 2, the improvement of another place of the present invention is to be subjected to the liquid pipe round platform upper end mouth of pipe to be provided with a lid 13, and this lid can optionally open and close, and can prevent to be subjected to the volatilization of body fluid in the liquid ware 5 when closing; When opening, can insert drainage catheter easily.Also can be subjected to liquid pipe round platform upper end mouth of pipe circumference to have a breach 11 along the round platform bus, when lid 13 was closed, drainage catheter can insert from this indentation, there.
The principle of work of apparatus of the present invention is: after drainage catheter inserts and is subjected to the liquid pipe 2 round platforms upper end mouths of pipe (or breach 11), body fluid flows out from conduit, by dropped onto on the drop guide 14 by the liquid pipe 2 round platform lower end mouths of pipe, and when being directed on the axial spacing between first wire electrode 4 and second wire electrode 8, make positive and negative electrode connect the output electric pulse counting, drop continues to fall to along second wire electrode 8 and is subjected in the liquid ware 5 (or placing in the little measuring cup on the intervalve support 15) then.Apparatus of the present invention since adopt the inverted round table structure be subjected to liquid pipe 2, and droplet guide 14 and vertical positive and negative electrode structure of pyramidal structure liquid, make drop can't be detained by vertical interval fully, therefore counting is accurate, and has solved all technical matterss of existing in prior technology.
Claims (6)
1. a device that is used for quantitatively counting body fluid comprises being subjected to the liquid ware, being subjected to the liquid pipe and being subjected to liquid pipe hole enlargement part, described be subjected to the liquid ware with removably connected by liquid pipe hole enlargement section axial; Just be provided with by liquid pipe hole enlargement part inner chamber, negative electrode is electrically connected to respectively on the binding post that is subjected to liquid pipe hole enlargement part upper end outside diameter direction symmetry, it is characterized in that, the described liquid pipe that is subjected to is inverted frustum cone structure, this round platform lower end mouth of pipe be subjected to liquid pipe hole enlargement part inner chamber UNICOM, just described, negative electrode comprises by first wire electrode of longitudinal center line and second wire electrode, leave axial spacing between first wire electrode and second wire electrode, wherein the lower end V-arrangement of first wire electrode connects a binding post in the outside, acceptable solution pipe hole enlargement part upper end, the upper end of first wire electrode is provided with the drop guide, and the drop guide just is in and is subjected to mouth of pipe below, liquid pipe lower end; Second wire electrode upper end connects another binding post in the outside, acceptable solution pipe hole enlargement part upper end, and the lower end is subjected to liquid ware bottom centre relatively.
2. the device that is used for quantitatively counting body fluid as claimed in claim 1, it is characterized in that, described drop guide is formed an inverted pyramidal structure by the right-angled intersection of two isosceles triangle sheet metals, its lower end vertex of a cone connects the upper end of first wire electrode, the awl end, then connect with metal ring, and just be in and be subjected to below the mouth of pipe of liquid pipe lower end.
3. the device that is used for quantitatively counting body fluid as claimed in claim 1, it is characterized in that, describedly be subjected to the liquid ware and be subjected to also to comprise an intervalve between liquid pipe hole enlargement section axial removably connects, the intervalve two ends respectively be subjected to the liquid ware, partly be threaded by the hole enlargement of liquid pipe.
4. the device that is used for quantitatively counting body fluid as claimed in claim 3 is characterized in that, intervalve inner chamber lower end is provided with the support that can be used for placing little measuring cup.
5. the device that is used for quantitatively counting body fluid as claimed in claim 1 is characterized in that, the described liquid pipe round platform upper end mouth of pipe that is subjected to is provided with a lid that can prevent to be subjected to body fluid volatilization in the liquid ware, and this lid can optionally open and close.
6. the device that is used for quantitatively counting body fluid as claimed in claim 5 is characterized in that, the described liquid pipe round platform upper end mouth of pipe circumference that is subjected to has a drainage catheter insertion breach along the round platform bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102193101A CN101713680B (en) | 2009-12-04 | 2009-12-04 | Device for quantitatively counting body fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102193101A CN101713680B (en) | 2009-12-04 | 2009-12-04 | Device for quantitatively counting body fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101713680A true CN101713680A (en) | 2010-05-26 |
| CN101713680B CN101713680B (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102193101A Expired - Fee Related CN101713680B (en) | 2009-12-04 | 2009-12-04 | Device for quantitatively counting body fluid |
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| Country | Link |
|---|---|
| CN (1) | CN101713680B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991468A (en) * | 2017-04-14 | 2017-07-28 | 山西医科大学 | Drop recorder |
| CN111912486A (en) * | 2020-08-12 | 2020-11-10 | 杭州市第一人民医院 | Urine storage measuring cylinder |
-
2009
- 2009-12-04 CN CN2009102193101A patent/CN101713680B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991468A (en) * | 2017-04-14 | 2017-07-28 | 山西医科大学 | Drop recorder |
| CN111912486A (en) * | 2020-08-12 | 2020-11-10 | 杭州市第一人民医院 | Urine storage measuring cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101713680B (en) | 2011-09-21 |
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Granted publication date: 20110921 Termination date: 20111204 |