CN101152584B - Succus conducting device - Google Patents
Succus conducting device Download PDFInfo
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- CN101152584B CN101152584B CN2007100876078A CN200710087607A CN101152584B CN 101152584 B CN101152584 B CN 101152584B CN 2007100876078 A CN2007100876078 A CN 2007100876078A CN 200710087607 A CN200710087607 A CN 200710087607A CN 101152584 B CN101152584 B CN 101152584B
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- measurement district
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Abstract
The invention is to design a body fluid flow diverter and a flow diverting method for the flow diverter. The flow diverter consists of a storage area capable of storing body fluid and a non-storage area, a body fluid flow diverting interface, control valve assembly components, a pressure regulating valve and other parts, wherein, the non-store area comprises micro-metering area and water seal stabilizing area assembly components, suction channel assembly components and body fluid diverting channel assembly components, etc. The body fluid flow diverting method of the invention is that first the body fluid is diverted into a micro-metering area; when the diverted body fluid reaches the upper limit of the volume of the micro-metering area or the medical staff think the body fluid needs to bediverted, the body fluid in the micro-metering area is immediately diverted into a storage area, so as to empty the body fluid in the micro-metering area; and then the body fluid continues to be diverted into the micro-metering area, which can help the medical staff to repeatedly make use of the high-precision characteristic of the micro-metering area to estimate the body fluid diverted within unit time, so as to precisely measure the body fluid diverted within a time period and reduce estimation error.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, relate in particular to a kind of body fluid drainage device and drainage method thereof.
Background technology
After thoracic injury, thoracic surgery and cardiac operation, in order to observe thoracic cavity or pericardium intracavity gas and liquid, comprise blood, lymph fluid etc., need in thoracic cavity or pericardial cavity, insert drainage tube, may threaten the gas of patient's life and liquid to drain external.
After operation or drainage tube to insert the back early stage, hour drainage flow (promptly in the unit interval, by the total amount of liquid that is drained in thoracic cavity or the pericardial cavity) is most important.Check in conjunction with the kinds of experiments chamber, and, can determine thoracic cavity or pericardial cavity internal hemorrhage speed, and then determine whether to have to open breast hemostatic necessity once more by assessment to hour drainage flow; What also can be used to observe non-courageous and upright body fluid secretes speed, thus decision treatment measure.
At present, existing multiple drainage device is used in clinical position, and its work process is: draw in by thoracic cavity or pericardial cavity when body fluid, at first enter the micro-measurement district, the medical worker can more accurately estimate and unit interval endosome liquid drainage speed this moment; When the draining fluids total amount surpasses the overall design capacity in micro-measurement district, under the situation that does not empty the micro-measurement district, the drain liquid that continues to increase will flow into storage area naturally, because the storage area measuring accuracy is lower, the medical worker will be difficult to accurately estimate hour drainage flow this moment.This is the defective of project organization ubiquity owing to present drainage device, that is: micro-measurement district and storage area do not have distinct function to separate.On the notion aspect, this type of drainage device can be divided into two zones, i.e. micro-measurement district and storage area, the measuring accuracy in micro-measurement district is higher, often can reach ± 5ml, but total measurement (volume) is less, has only 100ml-200ml usually; And the measuring accuracy of storage area is lower, often have only ± 10ml-20ml, but total measurement (volume) is bigger, can reach 1000ml-2000ml usually.Therefore when after body fluid is drawn in by thoracic cavity or pericardial cavity, being introduced into the micro-measurement district, the medical worker can more accurately estimate and unit interval endosome liquid drainage speed, and when the draining fluids total amount surpasses the overall design capacity in micro-measurement district, under the situation that does not empty the micro-measurement district, the drain liquid that continues to increase will flow into storage area naturally, because the storage area measuring accuracy is lower, the medical worker will be difficult to accurately estimate hour drainage flow this moment, cause the treatment decision-making is produced adverse influence.On the other hand, because micro-measurement district and storage area all only have the volume scale, and lack time scale, therefore, in order to know the drainage flow of following a certain unit interval section, often need on drainage device, make a mark, continuous record is after several time periods, a lot of mark lines may draw on the drainage device, make drainage device not attractive in appearance, when desiring to reuse, need original mark line is wiped, use just inconveniently, therefore existing drainage device exists the clear and shortcoming intuitively of shortcoming.
In addition, existing traditional body fluid drainage device, can not by pressure inside decay design provide metastable-20cm～-the safe negative pressure of 25cm water column, excessive negative pressure may cause patient's pain and hemorrhage, it is external to the patient that low excessively negative pressure then is difficult to draw liquid drainage effectively.This be since the traditional drainage device aspect structural design, often adopt the storage of a plurality of splits, connect by the pipeline of plastic tube or other material independently between the storage, such design can cause above-mentioned negative pressure power not transmit effectively on the one hand, increase the chance of polluting on the other hand when mounted easily, and even more serious consequence is the generation that might cause pneumothorax.
Have again, traditional drainage device, the water that its water-sealing part adopted does not often dye, and lacks border clearly between colourless water and the container, has increased medical worker's work difficulty.
Summary of the invention
The purpose of this invention is to provide a kind of can be than the body fluid drainage device and the drainage method thereof of drainage flow in arbitrary time period of accurate measurement, make the medical worker clear and intuitive and more accurately estimate the drainage speed that body fluid in the unit interval, simultaneously, after finishing micro-measurement, drain body fluid can be transferred to storage area, for the accurate measurement of next unit interval is got ready.
For reaching above-mentioned purpose, a kind of body fluid drainage device of the present invention, has a casing, comprise in the described casing that the storage area and the non-storage area that can store body fluid constitute, and the body fluid drain interface that is provided with in the casing periphery, pressure regulator valve parts etc., wherein said non-storage area also comprises micro-measurement district, water seal voltage stabilizing area assembly and body fluid transfering channel assembly, be characterized in: described micro-measurement district comprises can store spatial first quantitative slot of body fluid, and is formed with micro-groove graduation mark on described first quantitative slot; Described water seal voltage stabilizing area assembly comprises: intake chamber and the hopper that is communicated with described intake chamber bottom; Described body fluid transfering channel assembly comprises: pressure equalisation passage and the body fluid transfer groove that is communicated with described micro-measurement district and storage area; Described body fluid drain interface and pressure regulator valve are arranged on the described cabinet shell, and described body fluid drain interface is communicated with described micro-measurement district.
According to above-mentioned conception of the present invention, be preferably, described micro-measurement district also comprises: by the space of second quantitative slot and the stored body fluid that constitutes of buffering quantitative slot, and between described first quantitative slot and second quantitative slot, be provided with first connected entrance, between described second quantitative slot and buffering quantitative slot, be provided with second connected entrance.
According to above-mentioned conception of the present invention, be preferably, described water seal voltage stabilizing area assembly also comprises: be arranged at the water filling blow vent that described casing is outer and be communicated with described intake chamber, also be provided with an air filtration film on described water filling blow vent; Be arranged at the connectivity slot in described hopper left side, it is formed with connectivity slot upper outlet and outlet down respectively, and described connectivity slot is communicated with described micro-measurement district by upper outlet and micro-connected entrance, is communicated with described hopper by following outlet; Be arranged at the horizontal baffle in the described hopper; Be arranged at the dyeing strip of connecting path below between described hopper and the intake chamber.
According to above-mentioned conception of the present invention, be preferably, described box assembly also comprises the air intake passage assembly, and described air intake passage assembly comprises: be arranged on the outer negative pressure interface of described casing, opening is toward described storage area and be arranged at the air-breathing sulculus of described body fluid transfer groove below and the air channel that is connected with described air-breathing sulculus and hopper.
According to above-mentioned conception of the present invention, be preferably, be formed with the storage area graduation mark on the described storage area, on described hopper cell wall, be formed with hopper water filling graduation mark.
According to above-mentioned conception of the present invention, be preferably, also comprise the control valve assembly, described control valve assembly comprises: be arranged on casing valve button, the spool that links to each other with described valve button outer and that be communicated with bottom, described micro-measurement district and be formed at collecting tank in the described spool.
According to above-mentioned conception of the present invention, be preferably, also comprise: be arranged at the emergency relief valve on the described cabinet shell, it directly is connected with described micro-measurement district.
According to above-mentioned conception of the present invention, be preferably, also comprise: be arranged at the handle at described casing top, be arranged at the support base plate of described box bottom, and two hooks that are arranged at the two side ends of described casing respectively.
According to above-mentioned conception of the present invention, be preferably, also be formed with micro-groove graduation mark on second quantitative slot in described micro-measurement district and the buffering quantitative slot.
According to above-mentioned conception of the present invention, be preferably, described body fluid transfer groove comprises that the body fluid that is connected shifts cannelure and body fluid shifts transverse groove, wherein, described body fluid shifts transverse groove and communicates with described storage area, and slightly downward-sloping towards described storage area direction, described body fluid shifts cannelure and communicates with first quantitative slot, second quantitative slot and the buffering quantitative slot in described micro-measurement district by the collecting tank that is formed in the described spool.
According to above-mentioned conception of the present invention, be preferably, described micro-measurement district also comprises body fluid stagnant area that communicates with described first quantitative slot and the sampling rubber stopper that is connected with described body fluid stagnant area; On described body fluid stagnant area, also be provided with body fluid guiding transverse slat.
For reaching above-mentioned purpose, a kind of body fluid drainage method of the present invention, has one liquid drainage device, this body fluid drainage device comprises the storage area and the non-storage area that can store body fluid, and body fluid drain interface, pressure regulator valve, the control valve assembly, air intake passage assembly etc., wherein said non-storage area also comprises the micro-measurement district, water seal voltage stabilizing area assembly and body fluid transfering channel assembly, be characterized in: described body fluid drainage method is earlier body fluid to be introduced described micro-measurement district by described body fluid drain interface, through the unit of time of a setting or reach when the body fluid volume of drain on the volume in described micro-measurement district in limited time, carry out the body fluid transfer step at once, body fluid in the described micro-measurement district is transferred in the described storage area immediately, thereby empty the body fluid in the described micro-measurement district, then repeat above-mentioned steps body fluid is introduced in the described micro-measurement district.
According to above-mentioned conception of the present invention, be preferably, described body fluid transfer step comprises:
(1) blocking vessel of locking intrathoracic drain;
(2) rotate and pull out the valve button of described control valve assembly, body fluid in the described micro-measurement district is dropped in the collecting tank of spool of described control valve assembly;
(3) negative pressure through the negative pressure interface transmission of described air intake passage assembly is pumped to the body fluid in the described collecting tank in the storage area;
(4) the described valve button of reverse rotation inwardly pushes to the original position and resets;
(5) open the blocking vessel of intrathoracic drain, continue body fluid is introduced described micro-measurement district.
Adopt the structure and the drainage method thereof of such drainage device, can be transferred to storage area by body fluid, make the drainage flow zero clearing of micro-measurement district, then the body fluid of institute's drain thereafter the micro-measurement district, still at first enter the micro-measurement district, the record unit time drainage flow once more of starting from scratch.Like this, just can recycle the high accuracy feature in micro-measurement district, reduce estimation error; Simultaneously, also can clearly judge the drainage flow that some unit interval sections are interior.
Therefore, according to aforesaid body fluid drainage device of the present invention and drainage method thereof, can solve the variety of issue that conventional bulk liquid drainage device exists effectively, and reach effect as described below:
1) by the body fluid transfer step between micro-measurement district and storage area, utilize single negative pressure power source, as long as the single operation of user can make the body fluid drainage device finish a plurality of actions in proper order, the body fluid of drain is transferred to the body fluid that storage area empties the micro-measurement district by the micro-measurement district, again estimate unit interval body fluid drainage flow so that utilize the micro-measurement district, reach the accurate measurement purpose of segment body liquid drainage amount sometime, as safe as a house effective;
2) by water seal voltage stabilizing area assembly, can with the power negative regulation decay to-20cm～-the 25cm water column, make the body fluid drain under the negative pressure power of safety by patient's body in drain to the micro-measurement district;
3) in addition, can exist or avoid pipeline to connect between micro-measurement district and the storage area, physics, structural relation according to micro-measurement district and storage area, optional majority kind form, means are carried out the transfer of drain liquid, comprise and be not limited to use air pressure, mode such as electronic or manual to carry out transfer of drain liquid etc., the present invention then avoids pipeline to connect, under the prerequisite of not utilizing the production tube road, just can finish of the transfer of the body fluid of negative pressure transmission of power and drain in body fluid drainage device difference in functionality district, saved the quantity of parts, made drainage device compact overall structure, attractive in appearance;
4) by dyeing strip with the liquid in intake chamber and hopper dyeing, thereby the liquid that can clearly judge the hopper of body fluid drainage device and intake chamber is flat, helps judging the liquid adjustment of two tanks, reaching with the centimeter water column is the purpose that unit calculates negative pressure value.
Should be appreciated that the above generality of the present invention is described and the following detailed description all is exemplary and explanat, and be intended to the clearer the present invention of understanding and further explanation is provided.
Description of drawings
For further specifying above-mentioned purpose of the present invention, construction features and effect, below with reference to accompanying drawing the present invention is described in detail, accompanying drawing shows embodiments of the invention, and plays the effect of explaining the principle of the invention with this description, in the accompanying drawing:
Fig. 1 is the structural representation according to body fluid drainage device of the present invention.
Fig. 2 is the longitudinal sectional drawing according to micro-measurement district in the body fluid drainage device of the present invention among Fig. 1 and control valve part.
The specific embodiment
Now will be in detail with reference to the preferred embodiments of the present invention, its example is shown in the drawings.In the case of any possible, in institute's drawings attached, will use identical labelling to represent same or analogous part.In addition, although employed term is to select from public term among the present invention, but some mentioned terms may be that the applicant selects by his or her judgement in the description of the present invention, and its detailed meanings illustrates in the relevant portion of the description of this paper.In addition, require not only by employed actual terms, but also will understand the present invention by the meaning that each term contained.
Body fluid drainage device of the present invention and general traditional drainage device also are to be separated out two zones, i.e. micro-measurement district and storage area roughly the same on the physical storage structure.The micro-measurement district, its measuring accuracy is higher, can be used for relatively accurately estimating drainage flow, but total capacity is less; And storage area, its measuring accuracy is lower, but bigger capacity is arranged, and this design can reduce the replacing frequency of drainage device relatively and reduce and pollute incidence rate.And the present invention is exactly can be after the unit interval for a Design Conception that realizes the object of the invention, be transferred to storage area by certain means that the body fluid in micro-measurement district will be narrated by back of the present invention, make the drainage flow zero clearing of micro-measurement district, the body fluid of institute's drain thereafter then, still at first enter the micro-measurement district, the record unit time drainage flow once more of starting from scratch.Like this, just can recycle the high accuracy feature in micro-measurement district, reduce estimation error; Simultaneously, also can clearly judge the accumulation drainage flow of a certain long period section.
Be illustrated in figure 1 as the structural representation of body fluid drainage device of the present invention, has a casing B14, mainly be to constitute in the casing B14 by storage area B12 that can store body fluid and non-storage area B13 two major parts, in addition, also comprise some other additional member such as being provided with control valve assembly, scale panel assembly, body fluid drain interface B1, pressure regulator valve A4, emergency relief valve A7, handle D1, support base plate D2 and hook D3 in the casing periphery.
Continue with reference to shown in Figure 1, above-mentioned casing B14 is made of storage area B12 that can store body fluid and non-storage area B13 two major parts, and the volume of storage area B12 is bigger, can store the more body fluid that drains; But not mainly be to constitute in the storage area B13 by the micro-measurement district that can hold less body fluid, in addition comprise also that water seal voltage stabilizing area assembly, air intake passage assembly and body fluid transfering channel assembly etc. are used for the assembly formation that auxiliary body fluid shifts, because the volume in micro-measurement district is less, can only hold body fluid than small part, when the body fluid that drains surpassed the maximum volume in micro-measurement district, body fluid then can be drained among the storage area B12 and be stored.
Above-mentioned micro-measurement district is a composite construction that is made from multiple components, shown in Figure 2 in conjunction with reference, the space of the stored body fluid that it mainly is made of body fluid stagnant area B3, the first quantitative slot B5, the second quantitative slot B7 and buffering quantitative slot B9, wherein body fluid stagnant area B3 communicates with the first quantitative slot B5, on the B3 of body fluid stagnant area, also be provided with body fluid guiding transverse slat B2, in addition, be provided with connected entrance B6 and be used to be communicated with the first quantitative slot B5 and the second quantitative slot B7, and connected entrance B8 is used to be communicated with the second quantitative slot B7 and buffering quantitative slot B9.
Water seal voltage stabilizing area assembly comprises: intake chamber W2, hopper W3 and connectivity slot W5, be connected between the bottom of above-mentioned intake chamber W2 and hopper W3, and be provided with dyeing strip W10 in bottom connection place; Casing B14 top is provided with water filling blow vent W1, intake chamber W2 is connected with water filling blow vent W1, can in intake chamber W2, inject physiological saline solution or other density by this structure and be approximately equal to 1.0 aseptic, colourless medication injections water, on water filling blow vent W1, also be provided with an air filtration film (not shown), when water filling, can open this air filtration film, this air filtration film is closed when work, to play airfiltering purpose; Connectivity slot W5 is arranged at hopper W3 left side, it is formed with connectivity slot upper outlet W7 respectively and exports W6 down, connectivity slot W5 is communicated with the micro-measurement district by upper outlet W7 and micro-connected entrance W8, by under export W6 and be communicated with hopper W3, thereby connectivity slot W5 is communicated with micro-measurement district and hopper W3; In addition, in hopper W3, also be provided with a horizontal baffle W4, its can separate by intake chamber W2 gas that enter, that be used to reduce pressure and enter by connectivity slot W5, by the gas of drawing in the patient thoracic cavity, help judging whether to exist the sealing of pneumothorax or body fluid drainage tube.
Body fluid body transfering channel assembly comprises: pressure equalisation passage A5, A6, pressure balance connected entrance W9 and the body fluid transfer cannelure B10 and the body fluid transfer transverse groove B11 that are used to be communicated with micro-measurement district and storage area B12 that are connected, wherein body fluid transfer transverse groove B11 communicates with storage area B12, and slightly downward-sloping towards storage area B12 direction, pressure balance connected entrance W9 is the breach above vertical baffle between hopper W3 and the pressure equalisation passage A5.
The air intake passage assembly comprises: the negative pressure interface A1, opening that is arranged on casing B14 top is toward storage area B12 and be arranged at body fluid and shift the air-breathing sulculus A2 of transverse groove B11 below and the air channel A3 that is connected with air-breathing sulculus A2 and hopper W3.
Above-mentioned scale panel assembly comprises: the sampling rubber stopper B4 that is connected with body fluid stagnant area B3, be formed on storage area graduation mark K3 on the described storage area B12, be formed on micro-groove graduation mark K2 in the described micro-measurement district, be formed on the hopper water filling graduation mark K1 on the hopper W3 cell wall, wherein, trace groove graduation mark K2 mainly is formed on the first quantitative slot B5, the second quantitative slot B7 and buffering quantitative slot B9 in micro-measurement district, and hopper water filling graduation mark K1 is formed in horizontal baffle W4 top.
Above-mentioned control valve assembly comprises: be arranged on casing B14 valve button C1, the spool C2 that links to each other with valve button C1 outer and that be communicated with bottom above-mentioned micro-measurement district.In spool C2, be formed with collecting tank C3, when carrying out the body fluid transfer, collecting tank C3 can shift cannelure B10 with the body fluid body and communicate, meanwhile, pressure equalisation passage A5, A6 also can the off-load conductings owing to the rotation of spool C2, thereby make the body fluid that is positioned at the first quantitative slot B5, the second quantitative slot B7 and buffering quantitative slot B9 drop to the collecting tank C3 of spool C2.
Above-mentioned body fluid drain interface B1 is arranged on the top of casing B14, and it is communicated with body fluid stagnant area B3, mainly is to be connected with external intrathoracic drain in when work.Above-mentioned pressure regulator valve A4 and emergency relief valve A7 also are arranged at the top of casing; Wherein, pressure regulator valve A4 is connected with air channel A3 and hopper W3 by inner passage (not shown), it can reduce the negative pressure that acts on hopper A3 on the one hand effectively, thereby the amount that control enters hopper W3 gas by intake chamber W2, and then the size of control blister, prevent the liquid level undue fluctuation in the hopper W3, can make the liquid in the intake chamber W2 be transferred to hopper W3 fully on the other hand, make the water level of hopper W3 reach design height (such as 20-25cm); And emergency relief valve A7 directly is connected with the micro-measurement district, can regulate negative pressure intensity, is used for playing the purpose of fast pressure relief under emergency.
In addition, handle D1 can be arranged on the top of casing B14, carries to make things convenient for user; Support the bottom that base plate D2 is arranged on casing B14, be used for when putting, supporting whole drainage device; Two hook D3 are arranged at the two side ends (the wherein hook of a side only is shown among the figure) of casing B14 respectively, are used for whole drainage device is hung over the optional position.
According to as above-mentioned structure, body fluid drainage device of the present invention can realize following step:
1. the body fluid of drain is introduced into the micro-measurement district by the pipe-line system that is connected with patient body;
2. body fluid after the unit interval, is transferred to storage area B12 in micro-measurement district inner accumulated; If drainage flow is big, the drainage flow of unit interval has surpassed the volume upper limit in micro-measurement district, need carry out body fluid immediately and shift, with the body fluid metering zero clearing in micro-measurement district, so that accept the body fluid that newly drains;
3. can read the accumulation drainage flow by the storage area graduation mark K3 of storage area B12, also can calculate the collected body fluid volume in micro-measurement district in whole unit interval, add up again and obtain to accumulate drainage flow by reading micro-groove graduation mark K2.
To describe the operation principle and the process of body fluid drainage device of the present invention below in detail.
One, preparation process
1) will support base plate D2 earlier and revolve and turn 90 degrees, whole drainage device can steadily be placed, also the hook D3 of casing both sides upwards can be opened, whole drainage device will be hung in position, keep its erectility.
2) open water filling plug W1 and open air filtration film on the water filling blow vent W1 simultaneously, physiological saline solution (or other density is approximately equal to 1.0 aseptic, colourless medication injections water) is injected intake chamber W2 by water filling blow vent W1, through bottom connection place of intake chamber W2 and hopper and arrive in the hopper W3, injecting height is until hopper water filling graduation mark K1, and the liquid of injection is colored bar W10 and dyes indigo plant.
3) keep water filling plug W1 open mode but close the air filtration film, intake chamber W2 is communicated with atmosphere across the air filtration film.
Two, take over step
1) pump-line with central vacuum extractor is connected with negative pressure interface A1 and temporary interruption.
2) intrathoracic drain is connected with body fluid drain interface B1 and temporary interruption.
3) open central vacuum extractor, pressure is adjusted to suitable pressure values, as-0.02Mpa;
4) open the negative pressure of negative pressure interface A1.
Three, drain job step
1) negative pressure is delivered to storage area B12 by negative pressure interface A1, the air intake passage assembly is started working, by air-breathing sulculus A2 and air channel A3 conducting, after the negative pressure of air channel A3 is regulated and control by pressure regulator valve A4, be passed to hopper W3, thereby water seal voltage stabilizing area assembly is started working.
2) negative pressure of regulation and control pressure regulator valve A4, water level in the hopper W3 raises, water level in the intake chamber W2 drops to and finds time simultaneously, begin to have a spot of gas to enter intake chamber W2 from water filling blow vent W1 this moment, enter hopper W3 by intake chamber W2 with the place of connection, hopper W3 bottom again, in hopper W3, can see a small amount of bubble and rise.At this moment, the level of a little higher than hopper water filling of the water level of hopper W3 graduation mark K1 is about 20-25cm, and the negative regulation that makes hopper W3 is in certain level.
3) open intrathoracic drain.
4) outlet W6 is communicated with hopper W3 under it because connectivity slot passes through, and be communicated with the micro-measurement district by upper outlet W7 and micro-connected entrance W8, thereby the negative pressure in the hopper W3 is communicated with the micro-measurement district, the suction function that is passed to the micro-measurement district by upper outlet W7 and micro-connected entrance W8 is in buffering quantitative slot B9, then be passed to the second quantitative slot B7 by connected entrance B8, be delivered to the first quantitative slot B5 and body fluid stagnant area B3 successively by connected entrance B6 again, then be passed to body fluid drain interface B1 by body fluid guiding transverse slat B2, make negative pressure be delivered to intrathoracic drain by connection tube, arrive patient's body lumen at last.
5) need the body fluid that drains under the effect of negative pressure,, after body fluid guiding transverse slat B2 drains into body fluid stagnant area B3, to enter the first quantitative slot B5 in patient's body by flowing to body fluid drain interface B1 under the intrathoracic drain; When the body fluid plane in the first quantitative slot B5 rose to connected entrance B6 level, body fluid can flow into the second quantitative slot B7 by connected entrance B6; In like manner, when the body fluid plane in the second quantitative slot B7 rose to connected entrance B8 level, body fluid can enter buffering quantitative slot B9 by connected entrance B8.
6) the sampling rubber stopper B4 that is positioned on the scale panel assembly is connected with body fluid stagnant area B3, in use, the syringe needle of syringe can be thrust at sampling rubber stopper B4 place, chemically examines thereby can extract the body fluid that is trapped in short-term in the B3 of body fluid stagnant area.
Four, body fluid transfer step: that is to say when reaching a certain metering time point, or before arriving a certain metering time point, the body fluid volume of drain has reached on the volume in micro-measurement district in limited time, the body fluid that enters buffering quantitative slot B9 has in other words reached to store to be gone up in limited time, need at once the body fluid in the micro-measurement district to be transferred among the storage area B12, this also is a most important step, and is as described below:
1) when being full of body fluid in the first quantitative slot B5, the second quantitative slot B7 and the buffering quantitative slot B9, or the medical worker is when thinking that need carry out body fluid shifts, at first the temporary interruption intrathoracic drain.
2) the valve button C1 of control valve assembly is outwards pulled out and rotate, valve button C1 drives spool C2 and rotates together, collecting tank C3 above the spool C2 just shifts cannelure B10 with body fluid and communicates, pressure equalisation passage A5, A6 also communicate with collecting tank C3 owing to the rotation of spool C2 simultaneously, under the effect of negative pressure, the body fluid that is positioned at the first quantitative slot B5, the second quantitative slot B7 and buffering quantitative slot B9 will drop to the collecting tank C3 of spool C2.
3) negative pressure is delivered to storage area B12 by negative pressure interface A1, then negative pressure shifts transverse groove B11 through body fluid and reaches body fluid transfer cannelure B10, be passed to the collecting tank C3 of spool C2 again, the body fluid that enters collecting tank C3 is aspirated, and body fluid shifts cannelure B10 through body fluid successively and body fluid shifts among the transverse groove B11 inflow storage area B12.
4) in the process that body fluid shifts, atmosphere enters into intake chamber W2 by water filling blow vent W1, be communicated with pressure equalisation passage A5 through hopper W3 and pressure balance connected entrance W9, be communicated with pressure equalisation passage A6 by spool C2 again, be communicated with the trace district by micro-connected entrance W8, make air pressure balance.
5) after reverse rotation valve button C1 closes spool C2, body fluid shifts body fluid residual in the transverse groove B11 can shift being obliquely installed among the nature inflow storage area B12 of transverse groove B11 because of body fluid.
6) after finishing the body fluid transfer, reverse rotation valve button C1 is inwardly pushed to reset to original position, thereby also closed being communicated with between buffering quantitative slot B9, the second quantitative slot B7, the first quantitative slot B5 and the collecting tank C3, also closed simultaneously the connection between pressure equalisation passage A5, A6, the pressure balance effect of pressure equalisation passage A5, A6 stops, under the effect of the negative pressure of transmitting through negative pressure interface A1, the negative pressure in the hopper W3 zone returns to the level before body fluid shifts in addition.
7) open the blocking vessel of intrathoracic drain, recover the drain duty.
Five, unexpected situation explanation
1) when negative pressure value is excessive in the micro-measurement district, press emergency relief valve A7 in short-term, can make the negative pressure off-load in micro-measurement district, the water level of hopper W3 drops to level of security and gets final product.
2) when central vacuum extractor accident stops, the water level of hopper W3 descends, and the water level of hopper W3 and intake chamber W2 is maintained an equal level, and exports W6 under the connectivity slot this moment and still is positioned under the horizontal plane, prevents the generation of pneumothorax.
In sum, body fluid drainage device of the present invention can solve the variety of issue that conventional bulk liquid drainage device exists effectively, reaches effect as described below:
1) by the body fluid transfer step between micro-measurement district and storage area, utilize single negative pressure power source, as long as the single operation of user can make the body fluid drainage device finish a plurality of actions in proper order, the body fluid of drain is transferred to the body fluid that storage area empties the micro-measurement district by the micro-measurement district, again estimate unit interval body fluid drainage flow so that utilize the micro-measurement district, reach the accurate measurement purpose of segment body liquid drainage amount sometime, as safe as a house effective;
2) the voltage stabilizing area assembly by the micro-measurement district, can with the power negative regulation decay to-20～-the 25cm water column, make the body fluid drain under the negative pressure power of safety by patient's body in drain to the micro-measurement district;
3) in addition, can exist or avoid pipeline to connect between micro-measurement district and the storage area, physics, structural relation according to micro-measurement district and storage area, optional majority kind form, means are carried out the transfer of drain liquid, comprise and be not limited to use air pressure, mode such as electronic or manual to carry out transfer of drain liquid etc., the present invention then avoids pipeline to connect, under the prerequisite of not utilizing the production tube road, just can finish of the transfer of the body fluid of negative pressure transmission of power and drain in body fluid drainage device difference in functionality district, saved the quantity of parts, made drainage device compact overall structure, attractive in appearance;
4) by dyeing strip with the liquid in intake chamber and hopper dyeing, thereby the liquid that can clearly judge the hopper of body fluid drainage device and intake chamber is flat, helps judging the liquid adjustment of two tanks, reaching with the centimeter water column is the purpose that unit calculates negative pressure value.
The present invention is applicable to the pneumothorax that thoracic injury causes, the observation and the treatment of hemothorax, in the thoracic cavity after internal organs or the cardiac operation, the observation and the treatment of thoracic cavity and pericardium intracavity gas, hydrops, and owing to all gases that is gathered in the caused body cavitys of disease such as tumor, tuberculosis, the observation and the treatment of liquid, the scope of application is big, and purposes is very wide.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, under the situation that does not break away from spirit of the present invention, also can make the variation or the replacement of various equivalences, therefore, as long as in connotation scope of the present invention in the scope to the variation of the foregoing description, claims that modification all will drop on the application.
Claims (10)
1. body fluid drainage device, has a casing, comprise in the described casing that the storage area and the non-storage area that can store body fluid constitute, and the body fluid drain interface, the pressure regulator valve that are provided with in the casing periphery, wherein said non-storage area also comprises micro-measurement district, water seal voltage stabilizing area assembly and body fluid transfering channel assembly, it is characterized in that:
Described micro-measurement district comprises can store spatial first quantitative slot of body fluid, and is formed with micro-groove graduation mark on described first quantitative slot; Described water seal voltage stabilizing area assembly comprises: intake chamber and the hopper that is communicated with described intake chamber bottom; Described body fluid transfering channel assembly comprises: pressure equalisation passage and the body fluid transfer groove that is communicated with described micro-measurement district and storage area; Described body fluid drain interface and pressure regulator valve are arranged on the described cabinet shell, and described body fluid drain interface is communicated with described micro-measurement district; This body fluid drainage device also comprises the control valve assembly, and described control valve assembly comprises: be arranged on casing valve button, the spool that links to each other with described valve button outer and that be communicated with bottom, described micro-measurement district and be formed at collecting tank in the described spool.
2. body fluid drainage device as claimed in claim 1, it is characterized in that, described micro-measurement district also comprises: by the space of second quantitative slot and the stored body fluid that constitutes of buffering quantitative slot, and between described first quantitative slot and second quantitative slot, be provided with first connected entrance, between described second quantitative slot and buffering quantitative slot, be provided with second connected entrance.
3. body fluid drainage device as claimed in claim 2 is characterized in that, described water seal voltage stabilizing area assembly also comprises: be arranged at the water filling blow vent that described casing is outer and be communicated with described intake chamber, also be provided with an air filtration film on described water filling blow vent; Be arranged at the connectivity slot in described hopper left side, it is formed with connectivity slot upper outlet and outlet down respectively, and described connectivity slot is communicated with described micro-measurement district by upper outlet and micro-connected entrance, is communicated with described hopper by following outlet; Be arranged at the horizontal baffle in the described hopper; Be arranged at the dyeing strip of connecting path below between described hopper and the intake chamber.
4. body fluid drainage device as claimed in claim 1, it is characterized in that, described casing also comprises the air intake passage assembly, and described air intake passage assembly comprises: be arranged on the outer negative pressure interface of described casing, opening is toward described storage area and be arranged at the air-breathing sulculus of described body fluid transfer groove below and the air channel that is connected with described air-breathing sulculus and hopper.
5. body fluid drainage device as claimed in claim 1 is characterized in that: be formed with the storage area graduation mark on the described storage area, be formed with hopper water filling graduation mark on described hopper cell wall.
6. body fluid drainage device as claimed in claim 4 is characterized in that, also comprises: be arranged at the emergency relief valve on the described cabinet shell, it directly is connected with described micro-measurement district.
7. body fluid drainage device as claimed in claim 1 is characterized in that, also comprises: be arranged at the handle at described casing top, be arranged at the support base plate of described box bottom, and two hooks that are arranged at the two side ends of described casing respectively.
8. body fluid drainage device as claimed in claim 2 is characterized in that: also be formed with micro-groove graduation mark on second quantitative slot in described micro-measurement district and the buffering quantitative slot.
9. body fluid drainage device as claimed in claim 2, it is characterized in that: described body fluid transfer groove comprises that the body fluid that is connected shifts cannelure and body fluid shifts transverse groove, wherein, described body fluid shifts transverse groove and communicates with described storage area, and slightly downward-sloping towards described storage area direction, described body fluid shifts cannelure and communicates with first quantitative slot, second quantitative slot and the buffering quantitative slot in described micro-measurement district by the collecting tank that is formed in the described spool.
10. body fluid drainage device as claimed in claim 1 is characterized in that: described micro-measurement district also comprises body fluid stagnant area that communicates with described first quantitative slot and the sampling rubber stopper that is connected with described body fluid stagnant area; On described body fluid stagnant area, also be provided with body fluid guiding transverse slat.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100876078A CN101152584B (en) | 2006-09-28 | 2007-03-01 | Succus conducting device |
| EP07825732A EP2066367A2 (en) | 2006-09-28 | 2007-09-28 | Draining device |
| PCT/IB2007/003628 WO2008038142A2 (en) | 2006-09-28 | 2007-09-28 | Draining device |
| US11/864,221 US20080082061A1 (en) | 2006-09-28 | 2007-09-28 | Draining Body Fluid from a Patient |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610116637.2 | 2006-09-28 | ||
| CN200610116637 | 2006-09-28 | ||
| CN2007100876078A CN101152584B (en) | 2006-09-28 | 2007-03-01 | Succus conducting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101152584A CN101152584A (en) | 2008-04-02 |
| CN101152584B true CN101152584B (en) | 2011-10-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100876078A Expired - Fee Related CN101152584B (en) | 2006-09-28 | 2007-03-01 | Succus conducting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101152584B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888126A (en) * | 1972-07-14 | 1975-06-10 | Smiths Industries Ltd | Liquid measuring apparatus |
| US4540413A (en) * | 1983-06-17 | 1985-09-10 | Russo Ronald D | Cardiopulmonary drainage collector with blood transfer adapter |
| US4704106A (en) * | 1982-11-26 | 1987-11-03 | Pfizer Hospital Products Group, Inc. | Drainage device with diverted gas flow path |
| US5154712A (en) * | 1987-03-02 | 1992-10-13 | Atrium Medical Corporation | Fluid recovery system |
| CN2271896Y (en) * | 1996-11-22 | 1998-01-07 | 王浙 | Drainage bag |
| EP1602384A1 (en) * | 2004-06-02 | 2005-12-07 | Primed Halberstadt Medizintechnik Gmbh | Device for collecting and measuring of liquids |
| CN1826148A (en) * | 2003-06-19 | 2006-08-30 | 米里克尔股份公司 | Chest drainage device |
| CN201012221Y (en) * | 2006-09-28 | 2008-01-30 | 潘飞 | Succus drainage device |
-
2007
- 2007-03-01 CN CN2007100876078A patent/CN101152584B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888126A (en) * | 1972-07-14 | 1975-06-10 | Smiths Industries Ltd | Liquid measuring apparatus |
| US4704106A (en) * | 1982-11-26 | 1987-11-03 | Pfizer Hospital Products Group, Inc. | Drainage device with diverted gas flow path |
| US4540413A (en) * | 1983-06-17 | 1985-09-10 | Russo Ronald D | Cardiopulmonary drainage collector with blood transfer adapter |
| US5154712A (en) * | 1987-03-02 | 1992-10-13 | Atrium Medical Corporation | Fluid recovery system |
| CN2271896Y (en) * | 1996-11-22 | 1998-01-07 | 王浙 | Drainage bag |
| CN1826148A (en) * | 2003-06-19 | 2006-08-30 | 米里克尔股份公司 | Chest drainage device |
| EP1602384A1 (en) * | 2004-06-02 | 2005-12-07 | Primed Halberstadt Medizintechnik Gmbh | Device for collecting and measuring of liquids |
| CN201012221Y (en) * | 2006-09-28 | 2008-01-30 | 潘飞 | Succus drainage device |
Non-Patent Citations (1)
| Title |
|---|
| CN 2271896 Y,全文. |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101152584A (en) | 2008-04-02 |
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