CN206930346U - Real-time urine/body fluid monitoring system - Google Patents
Real-time urine/body fluid monitoring system Download PDFInfo
- Publication number
- CN206930346U CN206930346U CN201720563072.6U CN201720563072U CN206930346U CN 206930346 U CN206930346 U CN 206930346U CN 201720563072 U CN201720563072 U CN 201720563072U CN 206930346 U CN206930346 U CN 206930346U
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- Prior art keywords
- urine
- body fluid
- switch device
- baffle
- monitoring system
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Abstract
The utility model discloses a kind of urine/body fluid monitoring system in real time, including clamp, for hanging on the hook on bedside rails, upper end drainage tube, transparent pipe, lower end drainage tube, collection device, infrared transmitter, infrared remote receiver, entering ora switch device, go out ora switch device, weighing sensor, display and single-chip microcomputer；Single-chip microcomputer controls into the import of ora switch device opening after receiving measurement instruction, goes out ora switch device closing outlet, so that urine/body fluid is flowed into transparent pipe, infrared transmitter launches infrared light, and infrared remote receiver receives infrared light and sends a control signal to single-chip microcomputer when liquid level reaches setpoint distance；Single-chip microcomputer controls into ora switch device and closes import, goes out the outlet of ora switch device opening；The weight of urine/body fluid in weighing sensor detection collection device；Single-chip microcomputer calculated weight value amount of urine corresponding with setpoint distance/body fluid volume obtains specific gravity of urine/body fluid proportion.Real time measure urine/body fluid and specific gravity of urine/body fluid proportion can be measured using the system.
Description
Technical field
Technical field of medical instruments is the utility model is related to, more particularly to a kind of urine or body for being used to monitor people in real time
Real-time urine/body fluid (wound drainage, hydrothorax, bile, gastric juice, cerebrospinal fluid etc.) monitoring system of liquid.
Background technology
Urine volume is one of important indicator for weighing perfused tissue and isohydria, and can reflect renal function, heart function, circulation
Situations such as blood volume.And specific gravity of urine measure is mainly used in understanding concentration and the dilution function of kidney, while it can be additionally used in some diseases
Auxiliary diagnosis and state of illness monitoring.Specific gravity of urine can have larger ripple because diet is different with situations such as drinking water, perspire and urinate
It is dynamic.Therefore, for the patient of intensive care unit, the measure of urine volume and specific gravity of urine is particularly important.Existing collection urine is usually used
For disposable primary and secondary urine collection bag, it is necessary to artificial reading repeatedly, measurement specific gravity of urine needs other preserving urine sample, and workload is big and error
Greatly, note amount is inaccurate.
Utility model content
The utility model needs nurse to read data repeatedly for common urine collection bag in the prior art, causes that error is big, note
Measure the shortcomings that inaccurate, there is provided a kind of urine/body fluid monitoring system in real time.
The utility model is that solve above-mentioned technical problem by following technical proposals：
The utility model provides a kind of urine/body fluid monitoring system in real time, and its feature is, it includes a clamp, at least
One hook for being used to hang on bedside rails, a upper end drainage tube, a transparent pipe, a lower end drainage tube, one are used to collect urine/body
The collection device of liquid, an infrared transmitter, an infrared remote receiver, one enter ora switch device, one go out ora switch device, one weigh biography
Sensor, a display and a single-chip microcomputer；
The hook is fixed on the upper end of the clamp, and the end of the upper end drainage tube is connected with the import of the transparent pipe, should
The outlet of transparent pipe is connected with one end of the lower end drainage tube, and the other end of the lower end drainage tube is connected with the collection device
Connect, the transparent pipe is fixed on the clamp, and the infrared transmitter and the infrared remote receiver are arranged on the clamp and be located at respectively
The both sides of the transparent pipe, the infrared transmitter and the infrared remote receiver are apart from the setpoint distance of bottom one of the transparent pipe, the import
Opening and closing device, this goes out ora switch device, the weighing sensor, the display and the single-chip microcomputer and is arranged on the clamp；
This enter ora switch device, this go out ora switch device, the infrared remote receiver, the weighing sensor and the display with
The monolithic mechatronics.
It is preferred that this, which enters ora switch device, includes a first coil, a first baffle and one first cone-shaped component, this first
Coil is sheathed on the upper end drainage tube and close to the opening position of the import, and the first baffle is placed in the transparent pipe and is located at should
The underface of import, the both sides of the first baffle are connected to the top inner wall of the transparent pipe by head rod, first cone
Shape component is placed on the first baffle, the first coil and the monolithic mechatronics.
It is preferred that the real-time urine/body fluid monitoring system also includes a breather pipe and a ventilation ora switch device, the ventilation
The blow vent that the end of pipe opens up with the transparent pipe top is connected, and the ventilation ora switch device is arranged on the clamp, and this is logical
Gas port opening and closing device and the monolithic mechatronics.
It is preferred that the ventilation ora switch device includes one second coil, a second baffle and one second cone-shaped component, this
Two coil is sheathed on the breather pipe and close to the opening position of the blow vent, and the second baffle is placed in the transparent pipe and is located at should
The underface of blow vent, the both sides of the second baffle are connected to the top inner wall of the transparent pipe by the second connecting rod, and this second
Cone-shaped component is placed on the second baffle, second coil and the monolithic mechatronics.
It is preferred that this, which goes out ora switch device, includes a tertiary coil, a third baffle and a taper electromagnet component, this
Three-winding is sheathed on the lower end drainage tube and close to the opening position of the outlet, and the third baffle is placed in the transparent pipe and is located at
The surface of the outlet, the both sides of the third baffle are connected to the bottom interior wall of the transparent pipe by the 3rd connecting rod, the taper
Electromagnet component is placed in the outlet, the tertiary coil and the monolithic mechatronics.
It is preferred that this, which goes out ora switch device, includes a tertiary coil, a third baffle and a triconic component, the 3rd
Coil is sheathed on the lower end drainage tube and close to the opening position of the outlet, and the third baffle is placed in the lower end drainage tube and position
In the underface of the outlet, the both sides of the third baffle are connected to the bottom outer wall of the transparent pipe by the 3rd connecting rod, and this
Triconic component is placed in the third baffle, the tertiary coil and the monolithic mechatronics.
It is preferred that the real-time urine/body fluid monitoring system also includes a stirrup, the display is embedded at the clamp top,
The stirrup is connected with the display, and the collection device is hung with the stirrup.
It is preferred that the real-time urine/body fluid monitoring system also includes a differential amplifier circuit and an A/D converter, the difference
Dynamic amplifying circuit and the A/D converter are integrated in the clamp, and the infrared remote receiver electrically connects with the differential amplifier circuit, the difference
Dynamic amplifying circuit electrically connects with the A/D converter, the A/D converter and the monolithic mechatronics.
It is preferred that the real-time urine/body fluid monitoring system also includes an alarm, the alarm is integrated in the clamp,
The alarm and the monolithic mechatronics.
On the basis of common sense in the field is met, above-mentioned each optimum condition, can be combined, produce the utility model respectively compared with
Good example.
Positive effect of the present utility model is：
The utility model overcomes the shortcomings that common urine collection bag of the prior art, can using the system of the present utility model
With real time measure urine and specific gravity of urine is measured, can be used for measuring the amount of liquid and specific gravity data of body fluid.
In whole design, transparent PVC pipe component is disposable expendable material, and remainder can be repeatedly used for different
Urine collection bag and other collecting device for body fluids.In addition, medical worker can also be understood at any time by display patient specific gravity of urine,
The indexs such as average specific gravity of urine.
Brief description of the drawings
Fig. 1 is the structural representation of the real-time urine/body fluid monitoring system of the utility model embodiment 1.
Fig. 2 is the structural representation of the transparent pipe relevant portion of the utility model embodiment 1.
Fig. 3 is the control planning figure of the real-time urine/body fluid monitoring system of the utility model embodiment 1.
Fig. 4 is the structural representation of the transparent pipe relevant portion of the utility model embodiment 2.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all belongs to
In the scope of the utility model protection.
Embodiment 1
As Figure 1-3, the present embodiment provides a kind of urine/body fluid monitoring system in real time, and it includes a clamp 1, two
2, one display 3, a stirrup 4, a upper end drainage tube 12, a transparent pipe 7, a lower end drainage tube 13, one is linked up with to be used to collect urine
Collection device 9 (such as urine collection bag), an infrared transmitter 5, an infrared remote receiver 6, one for liquid/body fluid enters ora switch device, one
Go out ora switch device, a ventilation ora switch device, a breather pipe 14, a weighing sensor, a differential amplifier circuit, an A/D to turn
Parallel operation and a single-chip microcomputer.
This two hooks 2 are fixed on the upper end of the clamp 1, and this two hooks 2 are used for the bedside rails for hanging on patient, and this is aobvious
Show that device 3 is embedded at the top of the clamp 1, the stirrup 4 is connected with the bottom of the display 3, and the collection is hung with the stirrup 4
Device 7, the infrared transmitter 5 and the infrared remote receiver 6 form an infrared sensor, and the transparent pipe 7 is transparent PVC (polychlorostyrene
Ethene) pipe.
Offer a groove on the clamp 1, the transparent pipe 7 is embedded in the groove, the end of the upper end drainage tube 12 with
The import of the transparent pipe 7 is connected, and the outlet of the transparent pipe 7 is connected with one end of the lower end drainage tube 13, lower end drainage
The other end of pipe 13 is connected with the collection device 9, the blow vent that the top of the end of the breather pipe 14 and the transparent pipe 7 opens up
It is connected, the infrared transmitter 5 and the infrared remote receiver 6 are arranged on the clamp 1 and are located at the both sides of the transparent pipe 7 respectively,
The setpoint distance of bottom one (such as the He of infrared transmitter 5 of the infrared transmitter 5 and the infrared remote receiver 6 apart from the transparent pipe
The infrared remote receiver 6 is respectively positioned at the 5ml liquid levels of the transparent pipe 7), this enter ora switch device, this go out ora switch device and
The ventilation ora switch device is arranged on the clamp 1；The weighing sensor, the single-chip microcomputer, the differential amplifier circuit and the A/D turn
Parallel operation is integrated in the clamp 1, and the weighing sensor is resistance-strain type, interior to be connected with the single-chip microcomputer, outside with the phase of stirrup 4
Connection.
Wherein, this, which enters ora switch device, includes a first coil 15, a first baffle 8 and one first cone-shaped component 20, should
First cone-shaped component 20 is cone-shaped stainless steel component, and the first coil 15 is sheathed on the upper end drainage tube 12 and close to the import
Opening position, the first baffle 8 is placed in the transparent pipe 7 and positioned at the underface of the import, and the both sides of the first baffle 8 pass through
Head rod is connected to the top inner wall of the transparent pipe 7, and first cone-shaped component 20 is placed on the first baffle 8.
The ventilation ora switch device includes one second coil 17, a second baffle 18 and one second cone-shaped component 11, and this
Two cone-shaped components 11 are cone-shaped stainless steel component, and second coil 17 is sheathed on the breather pipe 14 and close to the position of the blow vent
Place is put, the second baffle 18 is placed in the transparent pipe 7 and positioned at the underface of the blow vent, and the both sides of the second baffle 18 pass through
Second connecting rod is connected to the top inner wall of the transparent pipe 7, and second cone-shaped component 11 is placed on the second baffle 18.
This, which goes out ora switch device, includes a tertiary coil 16, a third baffle 19 and a taper electromagnet component 10, and this
Three-winding 16 is sheathed on the lower end drainage tube 13 and is placed in the transparent pipe 7 close to the opening position of the outlet, the third baffle 19
Surface interior and positioned at the outlet, the both sides of the third baffle 19 are connected to the bottom of the transparent pipe 7 by the 3rd connecting rod
Inwall, the taper electromagnet component 10 are placed in the outlet.
In addition, the real-time urine/body fluid monitoring system can also include a control panel, the control panel is arranged at the card
The surface of plate 1, the control panel are used to start measurement operation for user.
Lower mask body receives the real-time urine/body fluid monitoring system possessed function：
Setting：The single-chip microcomputer receives the n measurement instruction within a period；
The single-chip microcomputer is used to control this to enter ora switch device after the measurement instruction that the control panel sends is received each time
Opening the import (controls the first coil 15 to power off with so that first cone-shaped component 20 falls within opening on the first baffle 8 and is somebody's turn to do
Import), this goes out ora switch device and closes the outlet (to control the tertiary coil 16 to power off with so that the taper electromagnet component 10 is put
In the outlet and close the outlet), the ventilation ora switch device open the blow vent with so that be passed through air (control this second
Coil 17 is powered off to open the blow vent), to cause urine/body fluid to be flowed into through the upper end drainage tube 12 in the transparent pipe 7, this is red
External transmitter 5 is used to launch infrared light, and the infrared remote receiver 6 is used to receive infrared light, and the liquid level in the transparent pipe 7 reaches
One control signal is sent to the single-chip microcomputer by the differential amplifier circuit and the A/D converter during setpoint distance.
The single-chip microcomputer is additionally operable to control this to enter ora switch device after the control signal is received and closes the import (control should
First coil 15 is powered with so that first cone-shaped component 20, which is blocked, closes the import), this goes out ora switch device and opens the outlet
(tertiary coil 16 is controlled to be powered, the opposite polarity of the polarity of the tertiary coil 16 and the taper electromagnet component 10, to cause
The taper electromagnet component 10 is pushed in the third baffle 19 and opens the outlet), to cause urine/body fluid to draw through the lower end
Flow tube 13 is flowed into the collection device 9.
Enter moreover, the single-chip microcomputer is additionally operable to control this to enter ora switch device and close this before the measurement instruction is received each time
Mouthful, this go out ora switch device and open the outlet, to cause urine/body fluid in the transparent pipe 7 and the lower end drainage tube 13 through stream
Enter in the collection device 9.
The weighing sensor is used to detecting the weight of urine/body fluid before measurement in the collection device 9 and will be before measurement
Gravimetric value transmits the weight of urine/body fluid after to the single-chip microcomputer, being additionally operable to detect the measurement in the collection device 9 and by weight
Value is transmitted to the single-chip microcomputer.
The single-chip microcomputer is additionally operable to utilize formula Ki=(Gi-Gi-1)/N calculates specific gravity of urine/body fluid ratio that ith measurement obtains
Weight, wherein, 1≤i≤n, GiRepresent the gravimetric value of corresponding urine/body fluid during ith measurement, Gi-1Represent that ith is right before measuring
The gravimetric value for the urine/body fluid answered, N represent amount of urine/body fluid volume corresponding to the setpoint distance.
The single-chip microcomputer is additionally operable to utilize formula k=(k1+k2+…ki+…+kn)/n calculates the mean urinary in the period
Proportion/average body fluid proportion.
The single-chip microcomputer is additionally operable to utilize formula V=(Gn-G0)/k calculates amount of urine/body fluid volume of the period, wherein,
G0Represent the gravimetric value of corresponding urine/body fluid before measuring the 1st time.
The display 3 is used to show the specific gravity of urine/body fluid proportion, the average specific gravity of urine/average body fluid proportion and the time
Amount of urine/body fluid volume of section.
In addition, the real-time urine/body fluid monitoring system also includes an alarm, the alarm is integrated in the clamp 1, should
Single-chip microcomputer, which is used to controlling the alarm to send when gravimetric value in the collection device 9 received reaches and reaches the standard grade alarming value, to incline
In the collection device urine/body fluid prompt message, gravimetric value in the collection device 9 received is less than report from a liner once
The alarm is controlled to send the prompt message for reminding user to check reason during alert value.
Embodiment 2
The distinctive points of the present embodiment and embodiment 1 are only that：
This, which goes out ora switch device, includes a tertiary coil 16, a third baffle 19 and a triconic component 21, and the 3rd
Coil 16 is sheathed on the lower end drainage tube 13 and is placed in the lower end drainage tube close to the opening position of the outlet, the third baffle 19
In 13 and positioned at the underface of the outlet, the both sides of the third baffle 19 are connected to the bottom of the transparent pipe 7 by the 3rd connecting rod
Portion's outer wall, the triconic component 21 are placed in the third baffle 19.
The single-chip microcomputer is used to control the tertiary coil 16 to be powered to cause the triconic structure after the measurement instruction is received
Part 21 is placed in the outlet and closes the outlet, control the tertiary coil 16 to power off after the control signal is received with cause this
Triconic component 21 drops down onto in the third baffle 19 and opens the outlet.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within the scope of protection of the utility model.
Claims (9)
1. a kind of urine/body fluid monitoring system in real time, it is characterised in that it includes a clamp, at least one for hanging on bedside rails
On hook, a upper end drainage tube, a transparent pipe, a lower end drainage tube, one be used for collect urine/body fluid collection device, one
Infrared transmitter, an infrared remote receiver, one enter ora switch device, one go out ora switch device, a weighing sensor, a display and
One single-chip microcomputer；
The hook is fixed on the upper end of the clamp, and the end of the upper end drainage tube is connected with the import of the transparent pipe, and this is transparent
The outlet of pipe is connected with one end of the lower end drainage tube, and the other end of the lower end drainage tube is connected with the collection device, should
Transparent pipe is fixed on the clamp, and the infrared transmitter and the infrared remote receiver are arranged on the clamp and transparent positioned at this respectively
The both sides of pipe, the infrared transmitter and the infrared remote receiver are apart from the setpoint distance of bottom one of the transparent pipe, import opening and closing dress
Put, this goes out ora switch device, the weighing sensor, the display and the single-chip microcomputer are arranged on the clamp；
This enter ora switch device, this go out ora switch device, the infrared remote receiver, the weighing sensor and the display with the list
Piece mechatronics.
2. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that this, which enters ora switch device, includes one
First coil, a first baffle and one first cone-shaped component, the first coil are sheathed on the upper end drainage tube and entered close to this
The opening position of mouth, the first baffle are placed in the transparent pipe and positioned at the underface of the import, and the both sides of the first baffle pass through
Head rod is connected to the top inner wall of the transparent pipe, and first cone-shaped component is placed on the first baffle, the first coil
With the monolithic mechatronics.
3. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that the real-time urine/body fluid monitoring system
System also includes a breather pipe and a ventilation ora switch device, the blow vent phase that the end of the breather pipe opens up with the transparent pipe top
Connection, the ventilation ora switch device are arranged on the clamp, the ventilation ora switch device and the monolithic mechatronics.
4. urine/body fluid monitoring system in real time as claimed in claim 3, it is characterised in that the ventilation ora switch device includes
One second coil, a second baffle and one second cone-shaped component, second coil are sheathed on the breather pipe and close to the ventilations
The opening position of mouth, the second baffle are placed in the transparent pipe and positioned at the underface of the blow vent, and the both sides of the second baffle lead to
The top inner wall that the second connecting rod is connected to the transparent pipe is crossed, second cone-shaped component is placed on the second baffle, second line
Circle and the monolithic mechatronics.
5. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that this, which goes out ora switch device, includes one
Tertiary coil, a third baffle and a taper electromagnet component, the tertiary coil are sheathed on the lower end drainage tube and close to these
The opening position of outlet, the third baffle are placed in the transparent pipe and positioned at the surface of the outlet, and the both sides of the third baffle lead to
The bottom interior wall that the 3rd connecting rod is connected to the transparent pipe is crossed, the taper electromagnet component is placed in the outlet, the tertiary coil
With the monolithic mechatronics.
6. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that this, which goes out ora switch device, includes one
Tertiary coil, a third baffle and a triconic component, the tertiary coil are sheathed on the lower end drainage tube and gone out close to this
The opening position of mouth, the third baffle are placed in the lower end drainage tube and positioned at the underface of the outlet, the both sides of the third baffle
The bottom outer wall of the transparent pipe is connected to by the 3rd connecting rod, the triconic component is placed in the third baffle, and the 3rd
Coil and the monolithic mechatronics.
7. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that the real-time urine/body fluid monitoring system
System also includes a stirrup, and the display is embedded at the clamp top, and the stirrup is connected with the display, is hung with the stirrup
The collection device.
8. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that the real-time urine/body fluid monitoring system
System also includes a differential amplifier circuit and an A/D converter, and the differential amplifier circuit and the A/D converter are integrated in the clamp
Interior, the infrared remote receiver electrically connects with the differential amplifier circuit, and the differential amplifier circuit electrically connects with the A/D converter, the A/D
Converter and the monolithic mechatronics.
9. urine/body fluid monitoring system in real time as claimed in claim 1, it is characterised in that the real-time urine/body fluid monitoring system
System also includes an alarm, and the alarm is integrated in the clamp, the alarm and the monolithic mechatronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720563072.6U CN206930346U (en) | 2017-05-19 | 2017-05-19 | Real-time urine/body fluid monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720563072.6U CN206930346U (en) | 2017-05-19 | 2017-05-19 | Real-time urine/body fluid monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206930346U true CN206930346U (en) | 2018-01-26 |
Family
ID=61352518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720563072.6U Expired - Fee Related CN206930346U (en) | 2017-05-19 | 2017-05-19 | Real-time urine/body fluid monitoring system |
Country Status (1)
| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009175A (en) * | 2018-06-20 | 2018-12-18 | 成都维信电子科大新技术有限公司 | A kind of urodynamic analysis instrument fluid path connection transfer device |
| CN109331235A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Medicinal automatic drainage device |
| CN109331234A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Intelligent effusion drainage device |
| CN109331237A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Intelligent drainage controlling device |
| WO2020058784A2 (en) | 2018-09-18 | 2020-03-26 | Gomez Nunez William Alexis | System and device for preventing infections and measuring body fluids |
-
2017
- 2017-05-19 CN CN201720563072.6U patent/CN206930346U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009175A (en) * | 2018-06-20 | 2018-12-18 | 成都维信电子科大新技术有限公司 | A kind of urodynamic analysis instrument fluid path connection transfer device |
| CN109009175B (en) * | 2018-06-20 | 2020-10-23 | 成都维信电子科大新技术有限公司 | Liquid path connection conversion device of urodynamics analyzer |
| WO2020058784A2 (en) | 2018-09-18 | 2020-03-26 | Gomez Nunez William Alexis | System and device for preventing infections and measuring body fluids |
| CN109331235A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Medicinal automatic drainage device |
| CN109331234A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Intelligent effusion drainage device |
| CN109331237A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Intelligent drainage controlling device |
| CN109331235B (en) * | 2018-09-28 | 2020-11-27 | 赵亮 | Medical automatic drainage device |
| CN109331234B (en) * | 2018-09-28 | 2020-12-01 | 王凯 | Intelligent effusion drainage device |
| CN109331237B (en) * | 2018-09-28 | 2020-12-18 | 上海市肺科医院 | Intelligent drainage control device |
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