CN111939343A

CN111939343A - Clinical intelligent thoracic drainage device

Info

Publication number: CN111939343A
Application number: CN202010822086.1A
Authority: CN
Inventors: 王才丰
Original assignee: Dezhou Biaofeng Information Technology Co ltd
Current assignee: Dezhou Biaofeng Information Technology Co ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2020-11-17
Also published as: CN109331255A

Abstract

The invention discloses a clinical intelligent thoracic drainage device, which consists of a bracket assembly and a drainage regulation and control component; the bracket assembly comprises a base, a floating plate, a cross beam and a combined cylinder, wherein a cylinder cover which can be in butt joint with the combined cylinder is arranged at the lower side of the cross beam, and the bracket assembly provides support for the drainage regulation and control component and the drainage bag; the drainage regulation and control component is composed of a controller, a weighing sensor for feeding back weight data, an electromagnetic regulating valve for connecting the drainage tube and the drainage bag, a negative pressure pump for providing negative pressure for the combined cylinder and a negative pressure sensor for feeding back a negative pressure value, and can automatically control the drainage process according to preset drainage starting time, drainage quantity, drainage speed, the negative pressure value and other parameters. The intelligent design is adopted, the drainage process can be automatically controlled according to preset parameters, the workload of medical care personnel is reduced, and the accuracy, safety and stability of drainage operation are improved; it can cooperate the drainage bag to realize the negative pressure drainage, has solved the not enough that negative pressure drainage material consumes with high costs in the past.

Description

Clinical intelligent thoracic drainage device

The invention is a divisional application of an invention patent application with application number 2018111351122, which is filed on 28.09.2018.

Technical Field

The invention relates to a medical article, in particular to a pleural effusion drainage device commonly used in clinical medical treatment.

Background

The pleural cavity of a normal person contains 3ml to 15ml of liquid which plays a role of lubrication during respiratory movement, the liquid is continuously formed and absorbed to maintain a dynamic balance, and if the balance is destroyed by pathological changes, the liquid in the pleural cavity is formed too fast or absorbed too slowly, so that pleural effusion, also called hydrothorax clinically, is formed. Pleural effusion is a common disease in clinic, various diseases of the lung such as inflammation, malignant tumor, tuberculosis, fungi and the like can cause the pleural effusion, and extrapulmonary diseases such as heart failure, liver cirrhosis, pericardial effusion, malignant tumor of abdominal cavity, pancreatitis, nephrotic syndrome, malnutrition, chest trauma and the like are common causes of the pleural effusion, when the pleural effusion volume of a patient is large, the lung and the heart are pressed, and the patient feels shortness of breath, chest distress, hypoxemia and even respiratory failure, so the pleural effusion must be fully drained firstly in clinical treatment. In the drainage process of a large amount of pleural effusion, the clinical parameters such as daily drainage times, each drainage quantity, drainage speed and the like are required according to the state of illness of a case, in actual clinical operation, clinical parameters in the drainage process are usually realized by subjective control of medical staff or family members of patients, the current artificial control mode has certain disadvantages, on one hand, the drainage process is not performed according to the expected mode of doctors because of misunderstanding in oral delivery of medical orders or negligence of operators, discomfort and injury are brought to patients due to improper drainage, even the life of the patients is threatened, on the other hand, the real-time drainage quantity and the drainage speed are usually judged by human observation in the drainage process, the error is large, the drainage effect is difficult to ensure, meanwhile, the current control mode obviously increases the burden of medical staff and family members of patients.

The drainage bag is a medical article which is commonly used, has simple structure, low cost and convenient use, is extremely suitable for disposable use, is the best choice as a terminal container in clinical hydrops drainage, but has obvious defects, namely, the drainage bag can only be suitable for the conventional hydrothorax drainage operation under normal pressure and cannot be suitable for negative pressure drainage, and if negative pressure drainage is carried out, a water-sealed bottle with higher price than the drainage bag is usually used, so that certain economic burden is brought to a patient.

Disclosure of Invention

The invention aims to provide a clinical intelligent thoracic drainage device which adopts an intelligent design, can realize automatic control of clinical parameters such as daily drainage times, drainage quantity at each time, drainage speed and the like, thereby ensuring the drainage effect, and can realize negative pressure drainage by matching with the existing drainage bag so as to reduce the medical cost.

In order to achieve the technical purpose, the invention adopts the following technical scheme:

a clinical intelligent chest drainage device, comprising:

the bracket assembly comprises a base, a floating plate which can float up and down but cannot be separated from the base is arranged above the base, the floating plate is supported by a beam which is positioned right above the floating plate and only can be adjusted up and down through a telescopic mechanism, and the telescopic mechanism is provided with a locking piece which can lock the up and down position of the beam; a placing seat is arranged on the upper side of the floating plate, a combined cylinder with an open upper end can be combined above the floating plate through the placing seat, a cylinder cover is fixed on the lower side of the cross beam, and a suspension mechanism for suspending and supporting the drainage bag is arranged on the lower side of the cylinder cover; when the drainage bag is fixed on the lower side of the cylinder cover, the beam can move downwards until the cylinder cover is in sealed butt joint with the upper end of the combined cylinder and the drainage bag enters the cavity of the combined cylinder, and the beam can move upwards until the drainage bag is positioned above the combined cylinder;

the drainage regulation and control assembly consists of a controller, and a weighing sensor, an electromagnetic regulating valve, a negative pressure pump and a negative pressure sensor which can perform signal transmission with the controller; the weighing sensor is fixed on the upper side of the base to provide vertical support for the floating plate and is used for feeding back weight data capable of reflecting the whole weight of the floating plate and parts above the floating plate to the controller; the electromagnetic regulating valve is arranged on the beam, the liquid inlet end of the electromagnetic regulating valve is positioned on the upper side of the beam and is used for being connected with the tail end of the drainage tube, the liquid outlet end of the electromagnetic regulating valve is positioned on the lower side of the cylinder cover and is used for being connected with the drainage bag, and the opening, closing and opening degree of the electromagnetic regulating valve are controlled by the controller; the negative pressure pump is arranged on the cross beam, the air inlet end of the negative pressure pump is positioned at the lower side of the cylinder cover, the air outlet end of the negative pressure pump is positioned above the cylinder cover and is provided with an exhaust one-way valve, and the opening and the closing of the negative pressure pump are controlled by the controller; the negative pressure sensor is arranged on the lower side of the cylinder cover and used for feeding back negative pressure data in the combined cylinder when the cylinder cover is in sealing butt joint with the combined cylinder to the controller; the controller is arranged on the beam and is provided with an input key, a display screen and a manual key, and the controller can preset and regulate the following parameters in the drainage process:

A. presetting the initial time of each drainage, and opening an electromagnetic regulating valve when the initial time is reached to start the drainage;

B. the weight of the accumulated liquid, namely the drainage quantity, of each drainage can be preset, the actual drainage quantity is calculated through weight data fed back by a weighing sensor during the drainage, and when the actual drainage quantity reaches the preset drainage quantity, an electromagnetic regulating valve is closed to stop the drainage;

C. the weight of the effusion drained in a unit time in each drainage process, namely the drainage speed, can be preset, and the actual drainage speed is calculated through the weight data continuously fed back by the weighing sensor during the drainage period to adjust the opening of the electromagnetic regulating valve, so that the actual drainage speed is approximately equal to the preset drainage speed;

D. the negative pressure value in the combined cylinder in each negative pressure drainage process can be preset, the actual negative pressure value in the combined cylinder is calculated according to negative pressure data continuously fed back by the negative pressure sensor during drainage, and the actual negative pressure value and the preset negative pressure value tend to be equal by adjusting the on-off state of the negative pressure pump;

E. the working states of the electromagnetic regulating valve and the negative pressure pump can be manually controlled through a manual key;

and the power supply assembly is arranged on the cross beam, consists of a storage battery and a plurality of voltage transformation modules and is used for providing working voltage for each power consumption element in the drainage regulation and control assembly.

The use method and the working principle of the clinical intelligent thoracic drainage device are as follows:

the device is placed on a ground or a platform which tends to be horizontal, the cross beam is adjusted to the highest position, the combined cylinder is fixed on the upper side of the floating plate through the placement seat, the drainage bag is fixed on the lower side of the cross beam through the suspension support mechanism, the drainage bag is connected with the liquid outlet end of the electromagnetic regulating valve, and the position of the cross beam is adjusted to enable the cylinder cover to be in sealed butt joint with the upper end of the combined cylinder; the tail end of the drainage tube is communicated with the liquid inlet end of the electromagnetic regulating valve, and the front end of the drainage tube is communicated with the pleural cavity of the patient through a puncture needle or an indwelling tube; the electromagnetic regulating valve is switched to an open state and the negative pressure pump is switched to a working state by virtue of a manual key, after a small amount of effusion flows into the drainage bag, the electromagnetic regulating valve and the negative pressure pump are closed, if the drainage operation is performed under normal pressure, the position of the cross beam is slightly adjusted upwards, the barrel cover is separated from the combined barrel, negative pressure in the combined barrel is avoided, if the negative pressure drainage is performed, the position of the cross beam does not need to be adjusted, the inner cavity of the combined barrel is maintained in a closed state, and at the moment, the preparation work of effusion drainage is completed; the parameters such as the starting time, the drainage quantity, the drainage speed and the negative pressure value in the combined cylinder during negative pressure drainage of each drainage are preset through the input key, so that the clinical intelligent thoracic drainage device can automatically control the whole drainage process according to the preset parameters without human interference; at the same time, manual drainage can also be carried out by means of a manual key.

This clinical intelligent thorax drainage device has following beneficial effect:

the intelligent drainage bag is intelligently designed, can be matched with the existing drainage bag for clinical application, can preset drainage parameters such as drainage starting time, drainage quantity, drainage speed, negative pressure value in negative pressure drainage and the like in each drainage process, and can perform corresponding automatic control on each drainage process according to the preset drainage parameters without human interference, thereby greatly lightening the work burden of medical personnel, avoiding the situation that drainage cannot be performed according to an expected mode due to negligence or improper operation, improving the safety and stability of pleural effusion drainage operation, and fully ensuring the drainage effect; the control of the clinical intelligent thoracic drainage device on the drainage quantity, the drainage speed and the negative pressure value is based on the coordination control of the corresponding sensing device and the controller, and compared with the manual control in the prior art, the control is more accurate, so that the drainage effect is further ensured; meanwhile, the clinical intelligent thoracic drainage device can realize negative pressure drainage by matching with a drainage bag, so that the material cost during the negative pressure drainage is reduced, and the economic burden of a patient is lightened; in addition, this clinical intelligent thorax drainage device structure is ingenious, small and exquisite compactness, convenient operation, and it is swift nimble to use, and the cost is lower, is fit for using widely in most medical units.

Drawings

Fig. 1 is one of the structural schematic diagrams of the clinical intelligent chest drainage device.

Fig. 2 is a second schematic structural diagram of the clinical intelligent thoracic drainage device.

Fig. 3 is a structural schematic diagram of the clinical intelligent chest drainage device after being partially cut open.

Fig. 4 is a schematic view of the structure of the drainage control module.

Fig. 5 is a schematic structural view of the clinical intelligent chest drainage device during normal pressure drainage.

Fig. 6 is a schematic structural view when the clinical intelligent thoracic drainage device is used for negative pressure drainage.

Fig. 7 is a schematic diagram of the signal line and the telescoping mechanism.

Fig. 8 is a schematic diagram of the liquid storage barrel, the three-way valve, the cleaning pipe, the drainage regulation and control assembly and the telescopic mechanism.

In the figure, 1, a base, 2, a floating plate, 3, a combined cylinder, 4, a telescopic mechanism, 401, a telescopic rod, 5, a cross beam, 6, a handle part, 7, a handle, 8, a negative pressure pump, 9, an exhaust one-way valve, 10, an electromagnetic regulating valve, 11, a liquid inlet end, 12, a drainage tube, 13, a three-way valve, 14, a display screen, 15, a manual key, 16, a controller, 17, an input key, 18, a cylinder cover, 19, a suspension mechanism, 191, a cantilever, 192, a hook, 20, a locking piece, 21, a liquid storage barrel, 22, a placing seat, 23, an air inlet end, 24, a liquid outlet end, 25, a negative pressure sensor, 26, a weighing sensor, 27, a drainage bag, 28, a signal line, 29, an inner cavity B, 30, a cleaning tube, 31 and an inner cavity A.

Detailed Description

Referring to fig. 1-4, the clinical intelligent thoracic drainage device disclosed by the invention comprises a bracket assembly and a drainage regulation and control component;

as shown in fig. 1-3, 5 and 6, the support assembly includes a base 1, a floating plate 2 is disposed above the base 1, and the floating plate 2 can float up and down relative to the base 1 without separating from the base 1; the floating plate 2 is supported with a crossbeam 5 through the telescopic mechanism 4, the crossbeam 5 locates directly above the floating plate 2, the upper and lower positions of the crossbeam 5 can be regulated through the telescopic characteristic of the telescopic mechanism 4, the telescopic mechanism 4 has locking pieces 20 that can lock the upper and lower positions of the crossbeam 5; a placing seat 22 is arranged on the upper side of the floating plate 2, and a combined cylinder 3 with only an open upper end can be combined above the floating plate 2 through the placing seat 22; a cylinder cover 18 is fixed on the lower side of the beam 5, and a suspension mechanism 19 for suspending and supporting the drainage bag 27 is arranged on the lower side of the cylinder cover 18; when the drainage bag 27 is fixed on the lower side of the cylinder cover 18 through the suspension mechanism 19, the beam 5 moves downwards to enable the cylinder cover 18 to be in sealed butt joint with the upper end of the combined cylinder 3, the drainage bag 27 enters the cavity of the combined cylinder 3, and the beam 5 moves upwards to enable the drainage bag 27 to be located above the combined cylinder 3; the base 1, the floating plate 2 and the cross beam 5 are used as a framework part of the clinical intelligent thoracic drainage device, are mainly used for supporting other parts, have higher strength and are not suitable for overlarge density, so the clinical intelligent thoracic drainage device can be made of light medical composite materials; the combined cylinder 3 and the cylinder cover 18 need to have the technical requirement of sealable butt joint, so the combined cylinder is made of materials which are not easy to deform, and the combined cylinder 3 is preferably made of transparent materials for the convenience of observing the drainage process; meanwhile, a sealing ring can be additionally arranged on the butt joint surface of the combined cylinder 3 and the cylinder cover 18 to meet the technical requirement of the sealable butt joint of the combined cylinder and the cylinder cover;

as shown in fig. 1 to 6, the drainage regulation and control assembly is composed of a controller 16, and a weighing sensor 26, an electromagnetic regulating valve 10, a negative pressure pump 8 and a negative pressure sensor 25 which are all in signal transmission with the controller 16; a load cell 26 is fixed on the upper side of the base 1, and provides vertical support for the floating plate 2, and is used for feeding back weight data capable of reflecting the overall weight of the floating plate 2 and the components above the floating plate 2 to the controller 16; the electromagnetic regulating valve 10 is arranged on the beam 5, the liquid inlet end 11 of the electromagnetic regulating valve is positioned on the upper side of the beam 5 and is used for being connected with the tail end of the drainage tube 12, the liquid outlet end 24 is positioned on the lower side of the cylinder cover 18 and is used for being connected with an interface of a drainage bag 27, and the opening, closing and opening degree of the electromagnetic regulating valve are regulated and controlled by the controller 16; the negative pressure pump 8 is arranged on the cross beam 5, the air inlet end 23 of the negative pressure pump is positioned at the lower side of the cylinder cover 18, the air outlet end is positioned above the cylinder cover 18 and is provided with the exhaust one-way valve 9, and the exhaust one-way valve 9 only allows air to be exhausted to the outside from the air outlet end and can prevent the outside air from entering the negative pressure pump 8 through the air outlet end as the name suggests; the opening and closing of the negative pressure pump 8 are regulated and controlled by a controller 16; the negative pressure sensor 25 is arranged on the lower side of the barrel cover 18 and is used for feeding back negative pressure data in the combined barrel 3 when the barrel cover 18 is in sealing butt joint with the combined barrel 3 to the controller 16; the controller 16 is arranged on the beam 5 and is provided with an input key 17, a display screen 14 and a manual key 15, and can preset and regulate the parameters of the drainage process, including the following parameters:

A. the initial time of each drainage can be preset, and the electromagnetic regulating valve 10 is opened when the initial time is reached, so that the drainage is started;

B. the weight of the effusion, namely the drainage quantity, of each drainage can be preset, the actual drainage quantity is calculated through the weight data fed back by the weighing sensor 26 during the drainage, and when the actual drainage quantity reaches the preset drainage quantity, the electromagnetic regulating valve 10 is closed to stop the drainage;

C. the weight of the effusion drained in a unit time in each drainage process, namely the drainage speed, can be preset, and the actual drainage speed is calculated through the weight data continuously fed back by the weighing sensor 26 during the drainage period to adjust the opening of the electromagnetic regulating valve 10, so that the actual drainage speed is approximately equal to the preset drainage speed;

D. the negative pressure value in the combined cylinder 3 in each negative pressure drainage process can be preset, the actual negative pressure value in the combined cylinder 3 is calculated according to the negative pressure data continuously fed back by the negative pressure sensor 25 during the drainage process, and the actual negative pressure value and the preset negative pressure value tend to be equal by adjusting the on-off state of the negative pressure pump 8;

E. the working states of the electromagnetic regulating valve 10 and the negative pressure pump 8 can be manually controlled through a manual key 15;

the power supply assembly is arranged on the cross beam 5, is composed of a storage battery and a plurality of voltage transformation modules, and is used for providing working voltage for each power consumption element in the drainage regulation and control assembly.

Referring to fig. 1, 2, 4-6, the using method and the working principle of the clinical intelligent thoracic drainage device are as follows:

the clinical intelligent thoracic drainage device is placed on a ground or a platform which tends to be horizontal, the crossbeam 5 is adjusted to the highest position, the combined cylinder 3 is fixed on the upper side of the floating plate 2 through the placing seat 22, the drainage bag 27 is fixed on the lower side of the crossbeam 5 through the suspension mechanism 19, the drainage bag 27 is connected with the liquid outlet end 24 of the electromagnetic regulating valve 10, the position of the crossbeam 5 is adjusted to ensure that the cylinder cover 18 is in sealed butt joint with the upper end of the combined cylinder 3, the tail end of the drainage tube 12 is communicated with the liquid inlet end 11 of the electromagnetic regulating valve 10, the front end of the drainage tube 12 is communicated with the pleural cavity of a patient through a puncture needle or a retention tube, the electromagnetic regulating valve 10 is switched to an open state by virtue of a manual key 15, the negative pressure pump 8 is switched to a working state, after a small amount of effusion flows into the drainage bag 27, the electromagnetic regulating valve 10 and the negative pressure pump 8 are closed, if, the barrel cover 18 is separated from the combined barrel 3 to avoid negative pressure forming in the combined barrel 3, if negative pressure drainage is carried out, the position of the cross beam 5 does not need to be adjusted, the inner cavity of the combined barrel 3 is kept in a closed state, and then preparation work of effusion drainage is completed; the parameters such as the starting time, the drainage quantity, the drainage speed and the negative pressure value in the combined cylinder 3 during negative pressure drainage of each drainage are preset through the input key 17, so that the clinical intelligent thoracic drainage device can automatically control the whole drainage process according to the preset parameters without human interference; meanwhile, the working states of the electromagnetic regulating valve 10 and the negative pressure pump 8 can be controlled through a manual key 15 according to clinical needs, namely, the drainage operation can be performed manually.

Referring to fig. 4-6, in the clinical intelligent thoracic drainage device, the base 1, the floating plate 2, the weighing sensor 26 and the controller 16 are matched in a manner that the device has a necessary structure of the existing electronic scale device and has a function of measuring the whole weight of the floating plate 2 and the parts above the floating plate 2; in the drainage process, the change of the weight of the upper side of the floating plate 2 is caused by the increase of the accumulated liquid in the drainage bag 27, so that the controller 16 can monitor the increment of the accumulated liquid, namely the actual drainage quantity in real time and can calculate the change speed of the drainage quantity in a period of time, namely the actual drainage speed; in the prior art, the adoption of the controller 16 to regulate and control the working states of the electromagnetic regulating valve 10, such as opening time, closing time, opening degree and the like, is a conventional technology, and the realization is not difficult; therefore, under the matching of the weighing sensor 26, the controller 16 and the electromagnetic regulating valve 10, the clinical intelligent thoracic drainage device can automatically run according to preset parameters such as drainage starting time, drainage quantity, drainage speed and the like, and can be realized by adopting the prior art; meanwhile, the negative pressure sensor 25, the negative pressure pump 8 and the controller 16 are also conventional technical means in the prior art, so that the clinical intelligent thoracic drainage device can ensure that the preset negative pressure value is maintained in the combined cylinder 3 in the negative pressure drainage process, and the maintenance is easy to realize.

If the drainage quantity cannot be set, in the drainage process, because the tail end of the drainage tube 12 is connected with the electromagnetic adjusting valve 10, certain interference is inevitably brought to the monitoring of the actual drainage quantity and the actual drainage speed by the shaking of the drainage tube 12, so that the accuracy of a control link of the drainage quantity and the drainage speed is influenced, but the error can be ignored in most clinical drainage operations; in actual clinical practice, the portion of drain tube 12 upstream of the distal end may be fixed by other means, thereby minimizing or even avoiding distal end oscillation of drain tube 12 and minimizing the aforementioned errors.

This clinical intelligent chest drainage device is based on aforementioned design, and the current drainage bag 27 of cooperation can carry out clinical application, can predetermine drainage parameters such as drainage initial time, drainage volume, drainage speed and the negative pressure value in the negative pressure drainage to at every turn the drainage in-process to carry out corresponding automated control to drainage process at every turn according to these drainage parameters of predetermineeing, improved the security and the stability of pleural effusion drainage operation.

Simultaneously, this clinical intelligent chest drainage device is based on corresponding sensing device and 16 coordinated control of controller to the control of drainage volume, drainage speed and negative pressure value, and control is more accurate for drainage effect further can guarantee.

In addition, this clinical intelligent chest drainage device cooperation drainage bag 27 can realize the negative pressure drainage, and the material cost when having reduced line negative pressure drainage art has alleviateed patient's economic burden.

Further, as shown in fig. 1 and 2, in the clinical application process of the clinical intelligent thoracic drainage device, the cross beam 5 needs to be adjusted in the up-down position according to the clinical requirement, in order to further facilitate the adjustment of the up-down position of the cross beam 5, an arched handle 7 is installed on the cross beam 5, the handle 7 comprises a handle portion 6 which is horizontal and is convenient to hold, and the cross beam 5 can be conveniently lifted or pressed down by means of the handle portion 6.

Furthermore, in the clinical application process of the intelligent thoracic drainage device, the weighing sensor 26 and the controller 16 can perform signal transmission, and the technical requirement can be realized by arranging a circuit or a wireless transmission element between the weighing sensor 26 and the controller 16; in the prior art, if signal transmission is realized through a wireless transmission element, the overall structure of the clinical intelligent chest drainage device can be ensured to be simpler and more attractive, but certain cost investment is increased, if signal transmission is realized through a line, although the implementation cost is lower, the controller 16 is arranged on the cross beam 5 and can move up and down along with the cross beam 5, the line needs to meet the requirement of the change of the upper position and the lower position of the controller 16, certain unstable factors exist at the connection part, the appearance of the clinical intelligent chest drainage device is not simple enough, and the line lacks necessary protective measures; therefore, the invention also has the following improvements to the clinical intelligent thoracic drainage device:

referring to fig. 1, 4 and 7, the load cell 26 and the controller 16 are in signal transmission via a signal line 28; an inner cavity A31 which extends up and down and penetrates through the telescopic mechanism 4 is formed in the telescopic mechanism 4, the signal wire 28 sequentially penetrates through the floating plate 2, the inner cavity A31 of the telescopic mechanism 4 and the cross beam 5, and two ends of the signal wire are respectively connected with the weighing sensor 26 and the controller 16, wherein the part of the signal wire 28, which is positioned in the inner cavity A31 of the telescopic mechanism 4, is in a spiral spring shape, so that the signal wire can correspondingly stretch along with the stretching of the telescopic mechanism 4;

from this one, signal line 28 does not expose outside, and has necessary flexible performance, has guaranteed that clinical intelligent chest drainage device's outward appearance is succinct, pleasing to the eye, and signal line 28 can receive better guard action, and work is more stable, and this technical feature is easy to carry out and low cost simultaneously.

Further, in this clinical intelligent thorax drainage device, telescopic machanism 4 is used for providing the support for crossbeam 5 and can adjust the upper and lower position of crossbeam 5 through flexible, still is equipped with the locking piece 20 that is used for locking crossbeam 5 upper and lower position on telescopic machanism 4 simultaneously, and it is very easy to adopt prior art to realize this technical requirement, can implement through following mode for example:

as shown in fig. 3, the telescopic mechanism 4 is composed of two telescopic rods 401 with the same structure, the two telescopic rods 401, the cross beam 5 and the floating plate 2 form a rectangular frame-shaped structure, and the transverse distance between the two telescopic rods 401 is enough to accommodate the combination barrel 3; each telescopic rod 401 is composed of two insertion rods which are inserted and matched up and down; the locking member 20 is disposed on a telescopic rod 401, and can lock the relative positions of two insertion rods of the telescopic rod 401.

Further, as shown in fig. 5 and 6, in the clinical intelligent thoracic drainage device, the suspension support mechanism 19 is used to provide support for the drainage bag 27, so that the drainage bag 27 is stably arranged at the lower side of the cover 18, and for this purpose, the specific implementation of the suspension support structure is various, such as the following implementation:

referring to fig. 2, the suspension mechanism 19 includes two cantilevers 191 extending downward from the lower side of the cover 18 and respectively located at two sides of the liquid outlet end 24 of the electromagnetic control valve 10, the lower ends of the two cantilevers 191 are respectively provided with a fixing member, the two fixing members can fix two upper corners of the drainage bag 27, and the fixing member is a hook 192 or a clip.

Furthermore, this clinical intelligent thorax drainage device is as repeatedly usable's medical instrument usually, and in drainage use at every turn, often there is the floccule or is thick form in the hydrops, and these substances are easy to adhere on the inner wall of electromagnetic control valve 10 to influence electromagnetic control valve 10 and normally work, after the drainage operation is accomplished, though can manually wash electromagnetic control valve 10, there is certain inconvenient place in the operation, so the invention still has following improvement to clinical intelligent thorax drainage device:

as shown in fig. 1, 2 and 8, a liquid storage barrel 21 for storing cleaning liquid is arranged on the floating plate 2, and the lower end of a cleaning pipe 30 is communicated with the bottom of the inner cavity of the liquid storage barrel 21; the electromagnetic regulating valve 10 is provided with a three-way valve 13, three ends of the three-way valve 13 are respectively connected with the valve cavity of the electromagnetic regulating valve 10, the liquid outlet end 24 and the upper end of the cleaning pipe 30, the three-way valve 13 is provided with two stations of a drainage mode and a cleaning mode, the valve cavity of the electromagnetic regulating valve 10 is communicated with the liquid outlet end 24 by the three-way valve 13 in the drainage mode, and the valve cavity of the electromagnetic regulating valve 10 is communicated with the upper end of the cleaning pipe 30 by the three-way valve 13 in the; an inner cavity B29 which extends up and down and penetrates through the telescopic mechanism 4 is formed in the telescopic mechanism 4, the cleaning pipe 30 extends from the inner cavity of the telescopic mechanism 4 from bottom to top, and the part of the cleaning pipe 30, which is positioned in the inner cavity B29 of the telescopic mechanism 4, is in a spiral spring shape, so that the cleaning pipe can correspondingly extend and retract along with the extension and retraction of the telescopic mechanism 4;

as shown in fig. 8, when the clinical intelligent thoracic drainage device is used for clinical drainage, the three-way valve 13 is adjusted to the drainage mode, at this time, the valve cavity of the electromagnetic regulating valve 10 is communicated with the liquid outlet end 24, that is, the tail end of the drainage tube 12 is connected with the drainage bag 27 through the electromagnetic regulating valve 10, and corresponding drainage operation can be performed; after the drainage operation is finished, the three-way valve 13 is adjusted to a cleaning mode, at the moment, the valve cavity of the electromagnetic adjusting valve 10 is communicated with the liquid storage barrel 21 through the cleaning pipe 30, the beam 5 is moved downwards to ensure that the barrel cover 18 is in sealed butt joint with the combined barrel 3, then the negative pressure pump 8 is started, negative pressure is formed in the combined barrel 3, cleaning liquid in the liquid storage barrel 21 enters the electromagnetic adjusting valve 10 through the cleaning pipe 30, and is finally discharged into the combined barrel 3, and the purpose of cleaning the electromagnetic adjusting valve 10 is achieved through continuous flowing of the cleaning liquid; the combination cylinder 3 can be freely disassembled, so that the cleaning treatment can be conveniently carried out.

Claims

1. The utility model provides a clinical intelligent chest drainage device which characterized in that, it includes:

the power supply assembly is arranged on the cross beam, consists of a storage battery and a plurality of voltage transformation modules and is used for providing working voltage for each power consumption element in the drainage regulation and control assembly;

the weighing sensor and the controller are in signal transmission through a signal line; the telescopic mechanism is internally provided with an inner cavity A which extends up and down and penetrates through the telescopic mechanism, the signal wire sequentially penetrates through the inner part of the floating plate, the inner cavity A of the telescopic mechanism and the inner part of the cross beam, and the two ends of the signal wire are respectively connected with the weighing sensor and the controller, wherein the part of the signal wire positioned in the inner cavity of the telescopic mechanism is in a spiral spring shape, so that the signal wire can correspondingly stretch along with the stretching of the telescopic mechanism.

2. The clinical intelligent chest drainage device according to claim 1, wherein: the floating plate is provided with a liquid storage barrel for storing cleaning liquid, and the lower end of a cleaning pipe is communicated with the bottom of the inner cavity of the liquid storage barrel; the electromagnetic control valve is provided with a three-way valve, the three ends of the three-way valve are respectively connected with the valve cavity, the liquid outlet end and the upper end of the cleaning pipe of the electromagnetic control valve, the three-way valve is provided with a drainage mode and a cleaning mode, the valve cavity of the electromagnetic control valve is communicated with the liquid outlet end by the three-way valve in the drainage mode, and the valve cavity of the electromagnetic control valve is communicated with the upper end of the cleaning pipe by the three-way valve in the cleaning; the cleaning pipe is arranged in the inner cavity B of the telescopic mechanism and extends from bottom to top, and the part of the cleaning pipe, which is positioned in the inner cavity B of the telescopic mechanism, is in the shape of a spiral spring and can correspondingly stretch along with the stretching of the telescopic mechanism.

3. The clinical intelligent chest drainage device according to claim 1, wherein: the suspension support mechanism comprises two cantilevers which extend downwards from the lower side of the cylinder cover and are respectively positioned on two sides of the liquid outlet end of the electromagnetic regulating valve, fixing parts are respectively arranged at the lower ends of the two cantilevers, the two fixing parts can fix two upper corner parts of the drainage bag, and the fixing parts are hooks or clamps.

4. The clinical intelligent chest drainage device according to claim 1, wherein: an arched handle is arranged on the cross beam and comprises a horizontal handle part which is convenient to hold.

5. The clinical intelligent chest drainage device according to claim 1, wherein: the base, the floating plate and the cross beam are made of light medical composite materials.

6. The clinical intelligent chest drainage device according to claim 1, wherein: the combined cylinder is made of transparent materials.

7. The clinical intelligent chest drainage device according to claim 1, wherein: the butt joint surface of the combined cylinder and the cylinder cover is additionally provided with a sealing ring.