CN209108210U - Accurate drainage device - Google Patents

Abstract

The utility model discloses a kind of accurate drainage devices, the drainage device includes drainage tube, the first drainage unit being connected with drainage tube, and the second drainage unit being connected with the first drainage unit, the capacity of first drainage unit is greater than the capacity of the second drainage unit, the area of section in the second drainage unit at least partly region is gradually increased from bottom to top, and second the low area of section of vertical height in drainage unit be less than or equal to the high area of section of vertical height, the first scale area and the second scale area are respectively equipped on first drainage unit and the second drainage unit, second scale area is non-homogeneous scale at the region that area of section is gradually increased from bottom to top.The drainage device of the utility model can be realized the precise measurement of drainage-fluid, and error can control within 1mL, avoid measurement error caused by expanding in the prior art because of drainage bag.

Description

Accurate drainage device

Technical field

The utility model relates to the field of medical instrument technology, more particularly to a kind of accurate drainage device.

Background technique

The various drainage flows such as urine, thoracic cavity or abdominal cavity are usually detected by drainage bag in clinical medicine, drainage flow The current physical condition of patient how much can be reacted, helps to make correct guidance for the treatment of doctor's next step.Drainage bag is logical It is often using the flat bag body of medical macromolecular materials production, surface indicates scale, and when there is liquid in the inside, it can be to Both sides expansion, expanded size is different, causes measurement error larger to will lead to bag body deformation.

Clinically, it is divided into diuresis, oliguresis, anuria.24 hours urine volumes of normal person are 1000 to 2000 milliliters, such as 24 Hour is diuresis more than 2500 milliliters；If water intake is excessive, glomerulus and renal interstitial lesion, kidney drain increase and in vivo certain A little substances (such as glucose), hypereccrisia etc. is related from urine；Oliguresis, i.e. twenty-four-hour urine amount are less than 400 milliliters or per small When urine volume be less than 17 milliliters, more than kidney failure it is related；Anuria, i.e. twenty-four-hour urine amount are less than in 100 milliliters or 12 hours completely Anuria, also related more than kidney failure, the above all has compared with strict requirements the precision of urine volume.For another example, clinically, outside The patient with the various pipelines such as peritoneal cavity drainage tube after the various operative treatments of section, these all have higher requirement to drainage flow.

And traditional drainage bag is unable to reach the purpose of high-acruracy survey.

Therefore, in view of the above technical problems, it is necessary to which a kind of accurate drainage device is provided.

Utility model content

In view of this, can be realized drainage-fluid the purpose of this utility model is to provide a kind of accurate drainage device High-acruracy survey.

To achieve the goals above, technical solution provided by the embodiment of the utility model is as follows:

A kind of precision drainage device, the drainage device includes drainage tube, the first drainage unit for being connected with drainage tube, And the second drainage unit being connected with the first drainage unit, the capacity of first drainage unit are greater than the second drainage unit Capacity, the area of section in the second drainage unit at least partly region is gradually increased from bottom to top, and the second drainage unit In the low area of section of vertical height be less than or equal to the high area of section of vertical height, first drainage unit and second draws It is respectively equipped with the first scale area and the second scale area on stream unit, what the second scale area was gradually increased from bottom to top in area of section It is non-homogeneous scale at region.

The area of section in second drainage unit at least partly region is under as a further improvement of the utility model, Upwards in non-linear increase or linear increase.

Second drainage unit is funnel-shaped or stepped as a further improvement of the utility model,.

The drainage tube is equipped with third scale area as a further improvement of the utility model,.

The drainage tube is equipped with first switch as a further improvement of the utility model, and drainage tube end, which is equipped with, to be inserted Enter formula connector.

Connection is equipped between first drainage unit and the second drainage unit as a further improvement of the utility model, Pipe, the connecting tube are equipped with second switch.

The bottom of second drainage unit is equipped with extension, the extension as a further improvement of the utility model, Pipe is switched equipped with third.

First drainage unit is in square or rectangular shape as a further improvement of the utility model, and the One drainage unit is foldable setting.

Each side and/or angle of first drainage unit are the setting of smooth shape as a further improvement of the utility model,.

As a further improvement of the utility model, the drainage tube, the first drainage unit and the second drainage unit be can Disassembly setting is integrally formed setting.

The beneficial effects of the utility model are:

The drainage device of the utility model can be realized the precise measurement of drainage-fluid, and error can be controlled within 1mL, be kept away Measurement error caused by expanding in the prior art because of drainage bag is exempted from.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of drainage device in the utility model；

Fig. 2 is the structural schematic diagram of the second drainage unit in the utility model；

Fig. 3 is another structural schematic diagram of the second drainage unit in the utility model.

Specific embodiment

In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts The range of the utility model protection all should belong in example.

The term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is for just A unit as shown in the drawings or feature are described relative to another unit or the relationship of feature in the purpose of explanation.It is empty Between the term of relative position can be intended to include different direction of the equipment in use or work other than orientation as shown in the figure. For example, the unit for being described as being located at other units or feature " below " or " under " will if the equipment in figure overturn Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If It is standby to be otherwise directed (be rotated by 90 ° or other directions), and be interpreted accordingly used herein with space correlation Language is described.

The utility model discloses a kind of accurate drainage device, which includes drainage tube, is connected with drainage tube The first drainage unit and the second drainage unit for being connected with the first drainage unit, the capacity of the first drainage unit be greater than The area of section of the capacity of second drainage unit, the second drainage unit at least partly region is gradually increased from bottom to top, and second The low area of section of vertical height is less than or equal to the high area of section of vertical height in drainage unit, the first drainage unit and the The first scale area and the second scale area are respectively equipped on two drainage units, the second scale area gradually increases from bottom to top in area of section It is non-homogeneous scale at big region.

The second drainage unit capacity in the utility model is smaller, and scale area precision is higher, can be realized the height of drainage-fluid Accurate measurement.

Join shown in Fig. 1, in a specific embodiment of the utility model, drainage device includes drainage tube 10 and drainage tube The first drainage unit 20 being connected and the second drainage unit 30 being connected with the first drainage unit, the first drainage unit 20 capacity V1 is greater than the capacity V2 of the second drainage unit 30.

Wherein, the area of section in the second at least partly region of drainage unit 30 is gradually increased from bottom to top, and the second drainage The low area of section of vertical height is less than or equal to the high area of section of vertical height in unit 30, the first drainage unit 20 and the The first scale area and the second scale area are respectively equipped on two drainage units 30, drainage tube 10 is equipped with third scale area, the second quarter Spending area is non-homogeneous scale at the region that area of section is gradually increased from bottom to top.

Further, drainage tube 10 is equipped with first switch 11, and 10 end of drainage tube is equipped with plug-in connector 12, passes through Plug-in connector 12 accesses the drainage tube on urinary catheter or splanchnocoel.Third scale area on drainage tube can be accurate to often 1cm。

Wherein, the first drainage unit 20 is in square or rectangular shape in present embodiment, and the first drainage unit is Foldable setting, bottom and top can be folded inward, and can save packaging space in this way.In addition, in the first drainage unit 20 The also settable gas vent 21 in side or top surface, with realize the first drainage unit folding and drainage process in exhaust. The first drainage device 20 plastic products measuring appliance rigid as one, the scale on the first scale area do not have error.

Preferably, in present embodiment the first drainage unit can be selected length and width a height of 10cm, 5cm, 15cm or 15cm, The rectangular shape of 15cm, 20cm, capacity are respectively 750mL and 1500mL, and every 1cm sets a scale in the first drainage unit Value.

Further, each side and/or angle of the first drainage unit are the setting of smooth shape, can be kept away in this way in clinical use Exempt from the damage of the first drainage unit.

Connecting tube 40 is equipped between first drainage unit 20 and the second drainage unit 30, connecting tube 40 is equipped with second switch 41.The circulation that liquid in the first drainage unit 20 and the second drainage unit 30 is realized by second switch 41, when needs are bled off Side the first drainage unit in liquid when then open second switch 41, then close first switch 41 when not needed.

In addition, the lower section internal orifice of connecting tube 40 has spiral mouth or buckle, pass through spiral shell with the second drainage unit 30 of lower section The mode of rotation or buckle is fixedly mounted.

The bottom of second drainage unit 30 is equipped with extension 50, and extension 50 is equipped with third switch 51, is opened by third Close 51 controls for realizing liquid in the second drainage unit 30.

The area of section in the second drainage unit 30 at least partly region in present embodiment is in non-linear increasing from bottom to top Big or linear increase, the second drainage unit 30 can be in funnel-forms shown in Fig. 2 or in shown in Fig. 3 ladder-like.

As shown in Fig. 2, the second drainage unit 30 is funnel-shaped, capacity is 200mL or so, the thin mouth section of lower section compared with Small, the thick mouth section of top is larger, and the section of intermediate region is in nonlinear change, in this way, thin mouth of second scale area in lower section It is higher to locate measurement accuracy, and the wide port part measurement accuracy of top is relatively low, the scale of intermediate region is non-uniform Distribution.

As shown in figure 3, the second drainage unit 30 is stepped, capacity is 200mL or so, the thin mouth section of lower section compared with It is small, and be linear change, the thick mouth section of top is larger, in this way, the second scale area measurement accuracy at the thin mouth of lower section is higher, And scale is non-uniform Distribution, and the wide port part measurement accuracy of top is relatively low.

As it can be seen that the capacity of the second drainage unit is smaller in the utility model, control errors can be existed when measuring liquid Within 1mL, and the first drainage unit capacity of top is larger, can be in general, whole by control errors in 10~20mL or so A drainage device avoid in the prior art because drainage bag expansion caused by big error, substantially increase measurement accuracy.

Under normal circumstances, only with the first drainage unit when measuring drainage-fluid, but in ICU, CCU etc. to drainage-fluid Drainage-fluid is accurate to 1mL by the more demanding department of measurement accuracy, then carries out precise measurement by the second drainage device, such as Clinically, 24 hours are anurias less than 17mL, this is just very tight to the accurate requirement of urine volume, and there are also splanchnocoel etc. is various Drainage flow, will be very accurate, then needs to measure plus the second drainage unit.

Further, the drainage tube in the utility model, the first drainage unit and second drainage unit etc. are detachably to set Setting is set or be integrally formed, detachably selects corresponding drainage unit as the case may be when setting.

As can be seen from the above technical solutions, the drainage device of the utility model can be realized the precise measurement of drainage-fluid, Error can control within 1mL, avoid measurement error caused by expanding in the prior art because of drainage bag.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (10)

1. a kind of precision drainage device, which is characterized in that the drainage device includes drainage tube, be connected with drainage tube first Drainage unit and the second drainage unit being connected with the first drainage unit, the capacity of first drainage unit are greater than the The area of section of the capacity of two drainage units, the second drainage unit at least partly region is gradually increased from bottom to top, and the The low area of section of vertical height is less than or equal to the high area of section of vertical height in two drainage units, and first drainage is single Be respectively equipped with the first scale area and the second scale area on member and the second drainage unit, the second scale area area of section from bottom to top It is non-homogeneous scale at the region being gradually increased.

2. precision drainage device according to claim 1, which is characterized in that second drainage unit at least partly region Area of section be from bottom to top in non-linear increase or linear increase.

3. precision drainage device according to claim 2, which is characterized in that second drainage unit is funnel-shaped or is in It is ladder-like.

4. precision drainage device according to claim 1, which is characterized in that the drainage tube is equipped with third scale area.

5. precision drainage device according to claim 1, which is characterized in that the drainage tube is equipped with first switch, draws Flow tube end is equipped with plug-in connector.

6. precision drainage device according to claim 1, which is characterized in that first drainage unit and the second drainage are single Connecting tube is equipped between member, the connecting tube is equipped with second switch.

7. precision drainage device according to claim 1, which is characterized in that the bottom of second drainage unit, which is equipped with, prolongs Pipe is stretched, the extension is switched equipped with third.

8. precision drainage device according to claim 1, which is characterized in that first drainage unit is in square or length Cube shape, and the first drainage unit is foldable setting.

9. it is according to claim 8 precision drainage device, which is characterized in that each side of first drainage unit and/or Angle is the setting of smooth shape.

10. precision drainage device according to claim 1, which is characterized in that the drainage tube, the first drainage unit and the Two drainage units are detachable setting or integrated molding setting.