CN109331248A - Multi-purpose clinic drainage device - Google Patents

Abstract

The present invention relates to medical instruments fields, disclose a kind of multi-purpose clinical drainage device, adjust component, controller and power supply module by mounting assembly and by the weighing type sling component of mounting assembly support, drainage and constitute；Weighing type sling component can provide support for drainage bag and feed back weight signal to controller；Controller can implement regulation based on the weight signal of acquisition and preset drainage mode, drainage parameter to adjust component operation state to drainage, so that drainage is adjusted component and generate the extruding of different modes to drainage tube to realize the operation and control of negative pressure drainage and normal pressure drainage；This multi-purpose clinical drainage device, using intelligentized design, with existing conventional drainage component with the use of the automatic control that timing drainage, quantitative drainage and constant speed drainage can be achieved, improve the safety and stability of drainage procedure, it is with normal pressure drainage and two kinds of drainage modes of negative pressure drainage, needed for most clinical drainage can be met, clinically have broad application prospects.

Description

Multi-purpose clinic drainage device

Technical field

The present invention relates to the field of medical instrument technology, more particularly to one kind can clinically carry out certainly to a variety of drainage procedures The multi-purpose clinical drainage device of dynamicization control.

Background technique

Under normal condition, torso model, it is intraperitoneal have a small amount of liquid, to the indoor internal organs of chamber rise lubricating action, such as exist When amount of liquid being caused in chamber to be increased beyond normal physiologic range under pathological state, a kind of illness will be become, such as hydrothorax and ascites. Causing seroperitoneum and the cause of disease of pleural effusion to have is much clinical very common illness, although seroperitoneum and thoracic cavity product Liquid is only a kind of symptom, but a large amount of seroperitoneums and a large amount of seroperitoneums will cause a series of complication without have wholesome effects because Treatment, when serious even threat to life.Therefore, for the case with a large amount of seroperitoneums and a large amount of pleural effusion symptom, Hydrops drainage must be first carried out when clinical treatment.

In the operating process that clinic drains a large amount of hydrops, often drained according to the condition of case and to day secondary The clinical parameters such as several, each drainage flow, drainage speed have particular requirement, in actual clinical operation, in drainage process Clinical parameter is usually all to be realized, current this artificial control by medical staff or families of patients messenger for subjective control There are certain drawbacks for mode, on the one hand, often due to misunderstand in the verbal communication of doctor's advice or operator carelessness Etc. reasons and cause drainage process to fail to carry out by the expected mode of doctor, it is improper because draining due to patient bring uncomfortable and injury, Even jeopardize patient vitals, on the other hand, real-time drainage flow and drainage speed are usually all by artificially seeing in drainage process It examines to judge, error is larger, but also drainage effect is difficult to ensure, at the same time, current this control mode will obviously Increase the burden of medical staff and families of patients.

Drainage bag is cheaper medical supplies, is the optimal selection in clinical hydrops drainage as tail-end vessel, but It may be only available for the operation of the conventional hydrothorax drainage under normal pressure, and can not be suitable among negative pressure drainage, such as carry out negative pressure drainage Shi Tongchang need to be high compared with drainage bag by price water-sealed drainage bottle, certain financial burden is brought to patient.

Summary of the invention

Technical purpose of the invention is to provide a kind of using intelligentized design, can match with existing drainage bag and drainage tube It closes and uses and realize normal pressure drainage and negative pressure drainage, and can be drained according to preset drainage initial time, single drainage flow, single The multi-purpose clinical drainage device that speed etc. drains parameter to carry out automatically controlling each drainage process.

To realize the above-mentioned technical purpose, the invention adopts the following technical scheme:

The multi-purpose clinical drainage device of one kind comprising:

Mounting assembly is located above pedestal by pedestal, the column for being supported by pedestal and being extended vertically, by upright supports And it is located at the setter plate on front side of column and constitutes；

Weighing type sling component provides support, built-in weighing sensor by setter plate, and lower end is equipped with suspension part；It is used In providing sole support for drainage bag and overhanging drainage bag below setter plate, the height of adjustable drain bag, weighing is passed Sensor output is able to reflect the weight signal of the weight change state of hydrops in drainage bag；

Drainage adjusts component, is installed in setter plate, including lead-ingroove, fixed briquetting, upper movable holddown, middle activity pressure Block, lower movable holddown and lead-out groove；Upper movable holddown, middle movable holddown, lower movable holddown three are respectively positioned on the same of fixed briquetting Side, and about one extension is formed between three and fixed briquetting and be used to accommodate drainage tube sets pipe gap；Lead-ingroove with draw Slot is both provided in setter plate out, and the two is for fixing drainage tube and drainage tube being guided to pass through from setting in pipe gap；Upper work Dynamic pressure block, middle movable holddown and lower movable holddown three respectively connect with an electric feeding mechanism so as in respective active strokes Shift position, when three is located at respective stroke beginning, the drainage tube in not opposed pipe gap causes to squeeze, when three is to row When journey terminal is mobile, the extruding degree of drainage tube corresponding position is enhanced, when three is located at respective active strokes terminal When, the corresponding position of drainage tube is squeezed to blocking state respectively；

Controller is fixed in setter plate, and front side is equipped with set key and display screen；Set key is for defeated into controller Entering the drainage mode that drains every time and drainage parameter and switching on and shutting down instruction, drainage mode includes normal pressure drainage and negative pressure drainage, Drainage parameter includes draining initial time, the hydrops weight i.e. drainage speed drained in the unit time in drainage process, single to draw Flow hydrops weight, that is, single drainage flow；Controller can obtain the weight signal of the continuous Real-time Feedback of weighing sensor, and in terms of this Calculate the real-time drainage flow of real-time drainage speed, single；Controller can be based on the regulation to three electric feeding mechanism working conditions To adjust the position of upper movable holddown, middle movable holddown and lower movable holddown；In negative pressure drainage mode, controller is first successively Upper movable holddown is adjusted to stroke terminal, so that lower movable holddown is maintained at stroke beginning, middle movable holddown is adjusted to stroke Terminal completes the output of fluid, then lower movable holddown is successively adjusted to stroke terminal, by upper movable holddown by controller It is adjusted to stroke beginning, middle movable holddown is adjusted to stroke beginning, when the drainage tube flattened by middle movable holddown restores to the original state A fluid sucking is completed, controller carries out fluid output to realize negative pressure drainage with fluid sucking alternate cycles, control Operation of the device based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter to fluid output and fluid sucking State is regulated and controled, and realizes timing drainage, constant speed drainage and quantitative drainage；It is real based on siphonic effect in normal pressure drainage mode Existing normal pressure drainage, controller are based on activity in real-time drainage speed, the real-time drainage flow of single and preset drainage parameter regulation The extruding degree of drainage tube in the opposed pipe gap of briquetting realizes timing drainage, constant speed drainage and quantitative drainage；Controller is receiving After shutdown command, upper movable holddown, middle movable holddown and lower movable holddown are first adjusted to respective stroke beginning and execute shutdown again； Data information of the display screen for being grasped in display controller；

Power supply module is installed in setter plate, is made of battery and several voltage changing modules, for being weighing type sling Component, drainage adjust the element in component and controller and provide operating current.

The application method and working principle of this multi-purpose clinical drainage device are as follows:

This multi-purpose clinical drainage device is placed on ground or platform, drainage bag upper end is fixed on suspension part, is made Drainage bag overhangs the top of pedestal, and such as carrying out normal pressure drainage need to guarantee drainage bag lower than drainage source；By the middle and lower sections of drainage tube Be fixed through lead-ingroove with lead-out groove and guarantee that drainage tube passes through from setting in pipe gap, by the lower end of drainage tube and drainage bag into Row connection, the height of drainage bag is adjusted through suspension part, makes part of the drainage tube between lead-out groove and drainage bag in stretching naturally Exhibition state, routinely drainage tube front end chamber to be drained and is fixed drainage procedure with patient, passes through set key Multi-purpose clinical drainage device is adjusted to open state, is needed according to clinic using set key that drainage mode, drainage parameter is pre- If in the controller, just completing the preliminary preparation of drainage procedure at this time；Hereafter, in negative pressure drainage mode, controller The working condition for adjusting component to drainage regulates and controls, and makes movable holddown, middle movable holddown and lower movable holddown by scheduled Rule changes station, applies corresponding extruding to drainage tube, so that drainage tube is alternately carried out fluid output and sucks with fluid, promotes Hydrops continues to flow backward in drainage tube, and hydrops is forced to be flowed into drainage bag by human body, i.e., realization negative pressure drainage, controller are based on Real-time drainage speed, the real-time drainage flow of single and preset drainage parameter to the operating status of fluid output and fluid sucking into Row regulation can realize timing drainage, constant speed drainage and quantitative drainage automatically；In normal pressure drainage mode, it is based on siphonic effect Drainage can be realized, controller is based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter, to upper activity The position of briquetting is adjusted, i.e., indirectly adjusts the extruding degree of drainage tube in the upper opposed pipe gap of movable holddown, can be certainly It is dynamic to realize timing drainage, constant speed drainage and quantitative drainage.

This multi-purpose clinical drainage device has the following beneficial effects:

This multi-purpose clinical drainage device uses intelligentized design, clinically matches with existing conventional drainage tube and drainage bag Closing can be used, and compatible normal pressure drainage and two kinds of operating modes of negative pressure drainage drain each drainage initial time, single After the drainage parameter such as amount, each drainage speed is default, entire drainage procedure can be carried out certainly according to preset drainage parameter Timing, quantitative, constant speed automated intelligent drainage are realized in dynamicization control, due to, without artificial interference, mitigating significantly in drainage process The work load of medical staff avoids and causes drainage that cannot carry out this feelings in desired manner because of carelessness or misoperation The generation of condition improves the safety and stability of clinical liquid drainage procedure, fully ensures that drainage effect；This multi-purpose clinical drainage Cooperation of the device to the control of drainage flow, drainage speed based on sensing device, controller, power driven system, compares existing skill Artificial observation manipulation is more accurate in art, so that drainage effect is further guaranteed；This multi-purpose clinical drainage device for The adjusting of drainage speed, the generation for draining negative pressure are that the associated components adjusted in component based on drainage carry out not Tongfang to drainage tube The extruding of formula and realize, ensure that the leakproofness on effusion drainage tube road, and ensure that hydrops and this multi-purpose clinical drainage device Absolutely isolation, safety and sanitation are based on this, this multi-purpose clinical drainage device all component involved in clinical use process is suitable In recycling, use cost is low；At the same time, drainage adjusts component and uses science cleverly structure design, has taken into account control Drainage tube on off operating mode processed adjusts hydrops flow velocity, generates the multi-functionals such as negative pressure in negative pressure drainage, and the utilization rate of component is sent out It waves to maximum, so that the structure of this multi-purpose clinical drainage device is more tended to be compact, implementation cost is cheaper；In conclusion this Multi-purpose clinic drainage device use is very convenient, and application is very flexible, and operation is very simple, compact-sized, ingenious in design, can Reciprocation cycle uses, and metering is accurate, and cost of manufacture and use cost are lower, extremely suitable to promote the use of in medical institutions.

Detailed description of the invention

Fig. 1 is one of the overall structure diagram that clinical drainage device is mostly used in embodiment 1.

Fig. 2 is two of the overall structure diagram of multi-purpose clinical drainage device in embodiment 1.

Fig. 3 is the structural schematic diagram that clinical drainage device top half is mostly used in embodiment 1.

Fig. 4 is that drainage adjusts the structural schematic diagram after component is combined with drainage tube in embodiment 1.

Fig. 5 is that drainage adjusts the operation schematic diagram that component promotes drainage tube to carry out fluid output in embodiment 1.

Fig. 6 is that drainage adjusts the operation schematic diagram that component promotes drainage tube to carry out fluid sucking in embodiment 1.

Fig. 7 is that drainage adjusts the operation schematic diagram that component controls drainage state in normal pressure drainage in embodiment 1.

Fig. 8 is that clinical drainage device clinical use status diagram is mostly used in embodiment 1.

Fig. 9 is control principle drawing when being mostly used clinical drainage device work in embodiment 1.

Figure 10 is the structural schematic diagram of weighing type sling component in embodiment 1.

Figure 11 is the structural schematic diagram that drainage adjusts component in embodiment 1.

Figure 12 is the attachment structure schematic diagram of weighing type sling component and setter plate in embodiment 2.

Figure 13 is the connection schematic diagram of swing seat, setter plate and weighing type sling component in embodiment 2.

Figure 14 is the structural schematic diagram that the combined seat of setter plate can be combined with holding firmware and column in embodiment 3.

Figure 15 provides the operation schematic diagram of support by transfusion pole to be mostly used clinic drainage device in embodiment 3.

Figure 16 is the structural schematic diagram in embodiment 3 after holding firmware further improvement.

Figure 17 is the combination diagram in embodiment 3 after holding firmware further improvement with transfusion pole.

Figure 18 is the cooperation schematic diagram that clinical drainage device cover board and setter plate in the operating condition are mostly used in embodiment 4.

Figure 19 is to be mostly used clinical drainage device in embodiment 4 to illustrate in the cooperation of non-working condition lower cover plate and setter plate Figure.

Figure 20 is the cooperation schematic diagram of locking mechanism, cover board and setter plate in embodiment 4.

In figure, 1, pedestal, 2, column, 3, suspension part, 4, weighing type sling component, 5, lead-out groove, 6, setter plate, 7, lower work Dynamic pressure block, 8, fixed briquetting, 9, electric feeding mechanism, 10, middle movable holddown, 11, upper movable holddown, 12, lead-ingroove, 13, aobvious Display screen, 14, controller, 15, set key, 16, weighing sensor, 17, power supply module, 18, drainage tube, 19, drainage bag, 20, lock Tight mechanism, 21, sliding sleeve, 22, weighing bar, 23, hook, 24, guide groove, 25, guide block, 26, screw rod, 27, servo motor, 28, second Shaft, 29, swing seat, 30, first rotating shaft, 31, angle limit mechanism, 32, damping mat, 33, holding firmware, 34, T shape muscle, 35, T Shape slot, 36, assembled base, 37, transfusion pole, 38, floating holding block, 39, antiskid rubber, 40, sliding slot, 41, sliding block, 42, arc end, 43, clamping mouth, 44, limit base, 45, reset spring, 46, cover board, 47, shaft, 48, locking mechanism, 49, pressure holding block, 50, locking Magnetic sheet, 51, elastic slice, 52, magnetic block, 53, tongue piece.

Specific embodiment

Embodiment 1

Referring to shown in Fig. 1,2, one kind disclosed in the present embodiment is mostly used clinical drainage device, mainly by mounting assembly, meter Weight formula sling component 4, drainage adjust component, controller 14 and the most of composition of power supply module 17 5；

Wherein, referring to shown in Fig. 2, the mounting assembly is made of pedestal 1, column 2 and setter plate 6, and column 2 is by pedestal 1 supports and extends in vertical direction, and setter plate 6 is supported and the top positioned at pedestal 1 and the front side positioned at column 2 by column 2；Peace Plate 6 is set for providing support and installation space for other component；

Wherein, referring to shown in Fig. 1,2, the weighing type sling component 4 provides support, built-in weighing by setter plate 6 Sensor 16, lower end are equipped with suspension part 3；It is used to provide sole support for drainage bag 19 and drainage bag 19 is made to overhang setter plate 6 lower sections, the height of adjustable drain bag 19, weighing sensor 16 export the weight change for being able to reflect hydrops in drainage bag 19 The weight signal of state；

Wherein, referring to shown in Fig. 1,3,4, the drainage adjusts component and is installed in setter plate 6 comprising lead-ingroove 12, fixed briquetting 8, upper movable holddown 11, middle movable holddown 10, lower movable holddown 7 and lead-out groove 5；Upper movable holddown 11, middle work Dynamic pressure block 10,7 three of lower movable holddown are respectively positioned on the same side of fixed briquetting 8, and are formed on one between three and fixed briquetting 8 Lower extension and be used to accommodate drainage tube 18 set pipe gap；Lead-ingroove 12 and lead-out groove 5 are both provided in setter plate 6, and two Person is for fixing drainage tube 18 and drainage tube 18 being guided to pass through from setting in pipe gap；Upper movable holddown 11,10 and of middle movable holddown Lower movable holddown 7 is respectively connect with an electric feeding mechanism 9 so as to the shift position in respective active strokes, when upper movable holddown 11, when middle movable holddown 10 and lower movable holddown 7 are located at respective stroke beginning, the drainage tube 18 in not opposed pipe gap is caused It squeezes, when upper movable holddown 11, middle movable holddown 10 and lower movable holddown 7 are mobile to respective stroke terminal, to drainage tube 18 The extruding degree of corresponding position enhances, on the contrary then weaken to the extruding degree of 18 corresponding position of drainage tube, when upper activity pressure When block 11, middle movable holddown 10 and lower movable holddown 7 are located at respective active strokes terminal, respectively by the correspondence of drainage tube 18 Position is squeezed to blocking state；

Wherein, referring to Fig. 3, shown in 9, the controller 14 is fixed in setter plate 6, front side be equipped with set key 15 with Display screen 13, set key 15 is used to input the drainage mode drained every time and drainage parameter into controller 14 and switching on and shutting down refer to It enables, drainage mode includes normal pressure drainage and negative pressure drainage, and drainage parameter includes the unit time in drainage initial time, drainage process Hydrops weight, that is, drainage speed, the single of interior drainage drain hydrops weight, that is, single drainage flow；Controller 14 can obtain weighing and pass The weight signal of the continuous Real-time Feedback of sensor 16, and the real-time drainage flow of real-time drainage speed, single is calculated with this；Controller 14 Three 9 working conditions of electric feeding mechanism can be regulated and controled, thus adjustable upper movable holddown 11, middle movable holddown 10 and under Position of the movable holddown 7 in respective active strokes；As shown in Figure 5,6, in negative pressure drainage mode, controller 14 is first successively Upper movable holddown 11 is adjusted to stroke terminal, so that lower movable holddown 7 is maintained at stroke beginning, is adjusted to middle movable holddown 10 Stroke terminal, in extrusion process of the drainage tube 18 by middle movable holddown 10, the fluid in drainage tube 18 can only be to drainage bag The flowing of 19 directions, thus achievable fluid output, then lower movable holddown 7 is successively adjusted to stroke end by controller 14 Upper movable holddown 11 is adjusted to stroke beginning, middle movable holddown 10 is adjusted to stroke beginning by end, by middle movable holddown 10 When the drainage tube 18 of flattening restores to the original state, 18 front end of drainage tube can be made to generate negative pressure, the intracorporal hydrops of people is sucked into drainage tube 18 In, that is, a fluid sucking is completed, controller 14 carries out fluid output with fluid sucking alternate cycles, is achieved in negative pressure and draws Stream, controller 14 are simultaneously exported and are flowed to fluid based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter The operating statuses such as start and stop, duration, the working frequency of body sucking are regulated and controled, and realize that timing drains, constant speed drains and quantitative Drainage, fluid above-mentioned are the hydrops or air in drainage tube 18；As shown in fig. 7, being imitated in normal pressure drainage mode based on siphon It should realize that normal pressure drains, controller 14 is based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter regulation The extruding degree of drainage tube 18 in the opposed pipe gap of upper movable holddown 11 realizes timing drainage, constant speed drainage and quantitative drainage；Control Upper movable holddown 11, middle movable holddown 10 and lower movable holddown 7 are first adjusted to respectively voluntarily by device 14 processed after receiving shutdown command Journey beginning executes shutdown again, after thereby guaranteeing that drainage procedure, drainage tube 18 can smoothly with set pipe gap and separated, When ensure that this multi-purpose clinical drainage device in the next use, drainage tube 18 smoothly can be disposed in pipe gap to setting；Display screen 13 data information for being grasped in display controller 14, including real-time drainage speed, the real-time drainage flow of single and setting Drainage mode and the drainage information such as parameter, while can also show based on the secondhand drainage state of above- mentioned information, such as drain into In row, drainage pause, the working conditions such as end are drained, so that operator can timely understand drainage situation；

Wherein, referring to shown in Fig. 2,9, the power supply module 17 is installed in setter plate 6, by battery and several changes Die block is constituted, and provides operating current for adjusting the element in component and controller 14 for weighing type sling component 4, drainage； It can be realized, therefore do not done in detail easily using the prior art due to the structure of power supply module 17 and its with the connection relationship of other elements Description.

The application method and working principle of this multi-purpose clinical drainage device are as follows:

Referring to shown in Fig. 4,8,9, this multi-purpose clinical drainage device is placed on ground or platform, by 19 upper end of drainage bag It is fixed on suspension part 3, drainage bag 19 is made to overhang the top of pedestal 1, such as carrying out normal pressure drainage need to guarantee that drainage bag 19 is lower than Drainage source；The middle and lower sections of drainage tube 18 are fixed through lead-ingroove 12 and lead-out groove 5 and guarantee drainage tube 18 from setting pipe gap The lower end of drainage tube 18 and drainage bag 19 are attached by middle process, and the height of drainage bag 19 is adjusted through suspension part 3, makes to drain Part of the pipe 18 between lead-out groove 5 and drainage bag 19 is in nature extended state, and routinely drainage procedure will be before drainage tube 18 It holds the chamber to be drained with patient and is fixed, multi-purpose clinical drainage device is adjusted to by booting shape by set key 15 State according to clinic is needed that drainage mode, drainage parameter are preset in controller 14 using set key 15, just completes draw at this time Flow the preliminary preparation of operation；Hereafter, controller 14 can be based on real-time drainage speed, the real-time drainage flow of single and preset Drainage mode and drainage parameter to drainage adjust component working condition carry out automatically controlling, specific control methods are as follows:

(1), as shown in Fig. 5,6,7,9, in normal pressure drainage mode:

A, in first drainage, the working condition that 14 pairs of controller first drainages adjust component regulates and controls, and promotes to drain The output of carry out fluid and the fluid of 18 alternate cycles of pipe suck, and make the fluid from flowing backward in drainage tube 18, sensor to be weighed 16 when sensing weight change, illustrates there has been hydrops entrance in part in drainage bag 19, and hereafter controller 14 is by middle movable holddown 10 are adjusted to stroke beginning with lower movable holddown 7, and adjust the position of upper movable holddown 11, and drainage tube 18 is made to be held on shape State, first drainage just starts at this time, normal pressure drainage can be made to be normally carried out by siphonic effect；In each drainage hereafter, Controller 14 is according to preset each drainage initial time, and movable holddown 11 makes to draw to the extruding degree of drainage tube 18 in adjusting Flow tube 18 is in the conductive state, that is, realizes that timing drains；

B, in drainage process, controller 14 adjusts upper movable holddown 11 squeezing to drainage tube 18 according to real-time drainage speed Pressure degree increases or reduces the hydrops speed in drainage tube 18, real-time drainage speed is finally made to become with preset drainage speed In equal, i.e. realization constant speed drainage；

C, in drainage process, controller 14 calculates this time drainage starting to current single achieved in real time and draws in real time Flow, when the real-time drainage flow of single reaches preset single drainage flow, controller 14 adjusts upper movable holddown 11 to drainage tube 18 extruding degree squeezes movable holddown 11 to blocking state drainage tube 18, and this time drainage terminates at this time, that is, it is fixed to realize Amount drainage；

(2) as shown in Fig. 5,6,9, in negative pressure drainage mode:

A, according to preset drainage initial time, the working condition that 14 pairs of controller drainages adjust component regulates and controls, promotees It exports the carry out fluid of 18 alternate cycles of drainage tube to suck with fluid, makes the fluid from flowing backward in drainage tube 18, that is, realize Timing drains；

B, in drainage process, controller 14 adjusts the working condition that drainage adjusts component according to real-time drainage speed, The operating status for adjusting fluid output with fluid sucking, finally makes real-time drainage speed tend to phase with preset drainage speed Deng, i.e. realization constant speed drainage, the operating status that sucks with fluid of aforesaid fluid output includes that fluid is exported and opened with what fluid sucked Stop, duration, working frequency；

C, in drainage process, controller 14 calculates this time drainage starting to current single achieved in real time and draws in real time Flow, after the real-time drainage flow of single reaches preset single drainage flow, lower movable holddown 7 is adjusted to stroke end by controller 14 Upper movable holddown 11 is adjusted to respective stroke beginning with middle movable holddown 10 by end, and this time drainage terminates and draws at this time at this time Flow tube 18 is squeezed by lower movable holddown 7 and keeps off state, that is, realizes quantitative drainage；

In negative pressure drainage mode, after drainage, lower movable holddown 7 is adjusted to stroke terminal by controller 14, will Upper movable holddown 11 is adjusted to respective stroke beginning with middle movable holddown 10, which is intended, negative pressure drainage Pause or at the end of, drainage tube 18 is squeezed to blocking state by lower movable holddown 7 and hydrops in drainage tube 18 is avoided to return Stream, and upper movable holddown 11 and middle movable holddown 10 do not constitute drainage tube 18 and squeeze, so that setting the drainage tube 18 in pipe gap It can restore i.e. cylindric to original state automatically, avoid being chronically at collapsed state and elasticity is greatly reduced, guarantee subsequent negative pressure drainage Stablize carry out.

Referring to shown in Fig. 5,6,9, this multi-purpose clinical drainage device is in clinical use, during carrying out negative pressure drainage, Drainage adjusts component under the regulation of controller 14, makes movable holddown 11, middle movable holddown 10 and lower movable holddown 7 by specific Rule corresponding squeezing action implemented to drainage tube 18, realize that negative pressure drainage can simultaneously regulate and control negative pressure drainage state；? During negative pressure drainage, fixes briquetting 8, upper movable holddown 11, middle movable holddown 10, lower movable holddown 7 and set in pipe gap The structure that drainage tube 18 is constituted can be considered a positive displacement pump, and working principle is very similar with diaphragm pump, be based on this, and drainage is adjusted Component can be realized negative pressure drainage under the regulation of controller 14 and can be controlled accordingly negative pressure drainage state, specific work It is as follows to make principle:

Fluid output:

As shown in figure 5, before carrying out negative pressure drainage, upper movable holddown 11, middle movable holddown 10 and the equal position of lower movable holddown 7 In the stroke beginning of respective active strokes；When upper movable holddown 11 is adjusted to stroke terminal by controller 14 and makes lower movable holddown 7 when being maintained at stroke beginning, and 18 upper end of drainage tube set in pipe gap at this time is blocked, but lower end is connected to drainage bag 19, when During middle movable holddown 10 is moved to stroke terminal by stroke beginning, drainage tube 18 is squeezed and volume by middle movable holddown 10 It changes, internal hydrops is flowed to 19 direction of drainage bag, is achieved in fluid output；

Fluid sucking:

As shown in fig. 6, after drainage adjusts component drainage tube 18 is promoted to complete the output of fluid, upper movable holddown 11 with Middle movable holddown 10 is located at the stroke terminal of respective active strokes, and lower movable holddown 7 is located at the stroke beginning of its active strokes；When When lower movable holddown 7 is adjusted to stroke terminal and upper movable holddown 11 is adjusted to stroke beginning by controller 14, pipe is set at this time 18 lower end of drainage tube in gap is blocked, but upper end is communicated with human body, and movable holddown 10 is moved to row by stroke terminal in the middle During journey beginning, the drainage tube 18 flattened by it can gradually revert to cylindrical shape by elasticity possessed by itself, So that 18 front end of drainage tube is generated negative pressure with the increase of volume, by the intracorporal hydrops sucking drainage tube 18 of people, that is, realizes stream Body sucking；

The realization of negative pressure drainage:

It is when drainage adjusts component, and the alternate progress fluid output of drainage tube 18 is promoted to suck with fluid, i.e., certifiable to drain Fluid in pipe 18 flows backward always, i.e. realization negative pressure drainage；

The adjusting of negative pressure drainage state:

When controller 14, which makes drainage adjust component, to be worked in the manner aforesaid, that is, realize the progress of negative pressure drainage；When Make drainage adjust component to stop working and squeeze drainage tube 18 to blocking state by lower movable holddown 7, negative pressure drainage is Pause terminates；The running frequency sucked with fluid is exported when improving fluid, and shortens fluid output and continues with what fluid sucked Time, that is, it can be improved drainage speed, it is on the contrary then reduce drainage speed.

Referring to shown in Fig. 8,9, in above-mentioned multi-purpose clinical drainage device, weighing type sling component 4 mainly has both two sides The function in face, on the one hand, weighing type sling component 4 is that drainage bag 19 provides stable support, make drainage bag 19 in catenary and Has the basic function that drainage hydrops is accommodated in drainage process, on the other hand, in drainage process, in weighing type sling component 4 Weighing sensor 16 it is exportable reflection drainage bag 19 in hydrops weight change state weight signal, be controller 14 data Processing proposes basic data, and at the same time, weighing type sling component 4 can also adjust the height of drainage bag 19 in a certain range, with Just after combining drainage bag 19, drainage tube 18 with multi-purpose clinical drainage device, drainage tube 18 can be located at lead-out groove 5 and drainage bag Part between 19 is adjusted to nature stretch-like；For the prior art, weighing type sling component 4 can be in existing electronic balance structure It is slightly improved and is obtained on basis, and specific structure has numerous embodiments；But in order to make weighing type sling component 4 In the case where meeting aforementioned claim, keep its structure more compact, work more stable, under weighing type sling component 4 preferentially uses Structure is stated to be implemented:

As shown in Fig. 8,10, the weighing type sling component 4 include sliding sleeve 21, weighing bar 22, weighing sensor 16 and Suspension part 3；Sliding sleeve 21 is fixed in setter plate 6, is equipped with that lower end is open and upper end is the inner cavity of cecum, in bar 22 of weighing on Portion be located in sliding sleeve 21 and the two only can opposite sliding up and down, weighing sensor 16 is fixed in sliding sleeve 21 and is that weighing bar 22 mentions For upward support；3 upper end of suspension part is connect with weighing 22 lower end of bar using inserting mode, and setting is used between the two Retaining mechanism 20 in both lockings relative position；After drainage bag 19 is fixedly connected with suspension part 3, weighing sensor 16 can be picked up It takes the weight change state of hydrops in drainage bag 19 and exports corresponding weight signal；

In addition, in general, at present clinical use drainage bag 19 mostly top be provided with convenient for suspension link, by The settable hook 23 for cooperating with 19 link of drainage bag in this 3 lower end of suspension part, drainage bag 19 and suspension part 3 are sent out in order to prevent Raw relative rotation, hook 23 can be used lath-shaped material bending and be made；At the same time, 3 lower end of suspension part can also be for can be to drainage Implement the clamping device gripped in 19 upper ends of bag；

In the structure of above-mentioned weighing type sling component 4, suspension part 3 can will not be drainage bag with 6 relative rotation of setter plate 19 provide stable support, avoid the rotation of drainage bag 19 in drainage process or shake and cause weight calculation inaccurately；Suspension part 3, weighing The weight change of hydrops in drainage bag 19 can be passed to weighing sensor 16 by bar 22；Suspension part 3 can adjust position in vertical direction Set the height of adjustable drain bag 19 in turn；Needed for i.e. above structure meets the basic function of weighing type sling component 4, and tie Structure is simple, and metering is accurate, and compact is easy to implement.

Referring to shown in Fig. 6, this multi-purpose clinical drainage device is by drawing during negative pressure drainage in clinical use The elasticity capacity of flow tube 18 itself carries out deformation to provide necessary pressure for negative pressure drainage, it is however generally that, clinical use at present Drainage tube 18 all there is preferable elasticity, in the initial stage of negative pressure drainage, the elastic property of drainage tube 18 is best, can meet Aforementioned negative pressure requirement, but with increasing for number is extruded, the elastic property positioned at the drainage tube 18 set in pipe gap can weaken, The peak suction that can be provided by its own elasticity capacity will become smaller；But in this multi-purpose clinical drainage device use process, It can be placed in the position lower than patient, drainage adjusts the middle and lower part that component acts on drainage tube 18 in addition, drains in drainage process The gravitional force of hydrops can alleviate required negative pressure requirements in pipe 18, in this case required for the negative pressure that is additionally provided compared with It is small, weaken even if being located at 18 elasticity of drainage tube set in pipe gap, enough negative pressure also can be still provided for negative pressure drainage.

Referring to shown in Fig. 8,9, this multi-purpose clinical drainage device is during clinical use, drainage bag 19 and its internal hydrops Weight almost undertaken entirely by suspension part 3, i.e. the intimate total weight of drainage bag 19 and its internal hydrops is finally transmitted to weigh On sensor 16, suspension part 3 and placement after 19 these components of drainage bag weight be in drainage process it is invariable, by The weight change that this weighing sensor 16 is sensed is entirely therefore to drain as caused by the increase of hydrops in drainage bag 19 Controller 14 is that can calculate in the unit time in fact according to the weight signal of the continuous Real-time Feedback of weighing sensor 16 in the process The hydrops weight of border drainage, i.e., real-time drainage speed is can to calculate to draw in this time drainage starting to during this current section Hydrops accumulates weight, the i.e. real-time drainage flow of single in stream bag 19, and therefore, controller 14 can be connected based on weighing sensor 16 Continue the weight signal of Real-time Feedback to calculate this technical requirements of the real-time drainage flow of real-time drainage speed, single using existing What technology can be achieved on；

Based on working principle used by this multi-purpose clinical drainage device, the adjacent output of hydrops twice is in drainage process There are certain time interval, i.e. hydrops in pulsatile flow, therefore controller 14 calculate obtain real-time drainage speed this When one data, the unit time being based on is unsuitable too short, can at least generate fluid output twice within a unit time It is preferred；In addition, though hydrops can't generally bring discomfort in pulsatile flow to patient in drainage process, while The impulse sense generated in drainage process can be reduced by way of adding buffer container on drainage tube 18.

Referring to shown in Fig. 8, this multi-purpose clinical drainage device is in clinical use, drainage bag 19 and drainage in drainage process 18 tail end of pipe is fixedly connected, and drainage tube 18 inevitably generates certain active force to drainage bag 19, and with drainage bag 19 deformation active force above-mentioned may change, and the variation of above-mentioned power and power is inevitably weighed sensor 16 Controller 14 is picked up and feeds back to, to cause to the data accuracy of real-time drainage speed and the real-time drainage flow of single certain It influences；But in this multi-purpose clinical drainage device, before clinic drainage is implemented, drainage bag 19 can be adjusted by suspension part 3 Highly, make part of the drainage tube 18 between lead-out groove 5 and drainage bag 19 in nature extended state, thus can reduce drainage tube The active force that 18 lower ends generate drainage bag 19, and the active force between drainage tube 18 and drainage bag 19 is made to tend to be constant, thus Reduce preceding factors to greatest extent influences on brought by the data accuracy of real-time drainage speed and the real-time drainage flow of single.

As shown in Fig. 2,8,9, in above-mentioned multi-purpose clinical drainage device, weighing sensor 16 can be picked up in drainage bag 19 The variable condition of hydrops weight, and weight signal is exported with this, for controller 14 calculates real-time drainage speed, single drains in real time The parameters such as amount provide data basis, and from this point of view, the accuracy for the weight signal that weighing sensor 16 exports is that influence is originally multi-purpose Can clinical drainage device realize the key factor accurately controlled to drainage process；Weight metering in weighing type sling component 4 Funtion part can be considered the weight calculation mechanism an of routine, it is well known that this kind of weight calculation mechanism only just may be used under specific direction Stabilization accurately works, i.e., only just can guarantee what weighing sensor 16 exported when multi-purpose clinical drainage device is horizontally arranged The accuracy of weight signal, on the contrary it will cause gravity caused by hydrops in drainage bag 19 to be decomposed, and make weighing and sensing The weight signal that device 16 exports is inaccurate；In general, the ground with the gradually improvement of medical institutions' ward condition, in ward It is more smooth and tend to be horizontal, therefore this multi-purpose clinical drainage device is placed on ward ground in use, can meet its level The technical requirements of placement, it is ensured that the weight signal that weighing sensor 16 is exported is more accurate；

For backward, even if the ground in ward fails to reach the requirement for tending to be horizontal, but can be by below pedestal 1 Pad sets the mode of article to adjust, and makes multi-purpose clinical drainage device in being horizontally arranged, and guarantees to retransmit sensor in clinical drainage process The accuracy of the weight signal of output.

Referring to shown in Fig. 5,6,7,9, in above-mentioned multi-purpose clinical drainage device, three electric feeding mechanisms 9 respectively with it is upper Movable holddown 11, middle movable holddown 10 and the connection of lower movable holddown 7, controller 14 can be to three work shapes of electric feeding mechanisms 9 State is regulated and controled, so that adjustable upper movable holddown 11, middle movable holddown 10 and lower movable holddown 7 are in respective active strokes Not difficulty is implemented to above-mentioned technical characteristic using the prior art in electro-mechanical arts in position, in the present embodiment, above-mentioned Technical characteristic is more preferably implemented using such as flowering structure:

As shown in figure 11, the structure of three electric feeding mechanisms 9 is consistent, by a servo motor 27, one with watch It takes the guide block 25 of the coaxially connected screw rod 26, one of 27 output shaft of motor and screw rod 26 through being threadedly engaged to constitute, guide block 25 is installed in In guide groove 24 in setter plate 6, when servo motor 27 drives screw rod 26 to be rotated, screw rod 26 will drive guide block 25 along guide groove 24 is mobile, to carry out with fixed briquetting 8 separate or close；Three guide blocks 25 are pressed with upper movable holddown 11, middle activity respectively Block 10 and lower movable holddown 7 are fixedly connected；The start and stop of the operation of servo motor 27, rotate angle by controller at direction of rotation 14 controls；

In above-mentioned electric feeding mechanism 9, required feeding requirement is realized based on screw mechanism, in addition, this field people Member can also implement the tool of electric feeding mechanism 9 based on Conventional mechanisms such as crank link mechanism, cam mechanism, gear and rack teeth mechanisms Body construction can also realize that corresponding feeding requires.

This multi-purpose clinical drainage device can be joined using intelligentized design in clinical drainage procedure according to preset drainage Number realizes the functions such as timing drainage, constant speed drainage and quantitative drainage, achievees the purpose that automatically to drain control, it is negative to save manpower Load, improves safety, stability and the accuracy of drainage procedure；This multi-purpose clinical drainage device and existing conventional drainage bag 19, drainage tube 18 is used cooperatively, without being changed to drainage bag 19 and the existing structure of drainage tube 18, so that it more holds Easily promote the use of；This multi-purpose clinical drainage device has normal pressure drainage and two kinds of operating modes of negative pressure drainage, can meet thoracic cavity product The different drainage procedure demands such as liquid drainage, seroperitoneum drainage, applicability is stronger, and application range is wider；Meanwhile this multi-purpose clinic Drainage device compact, conveniently moving is easy to carry, and the space occupied is small, and flexibility is high, has biggish clinical expansion valence Value.

Embodiment 2

Referring to shown in Fig. 8, it is mostly used disclosed in embodiment 1 in clinic drainage device, weighing sensor 16 exports weighing The accuracy of signal has been elucidated with by whether horizontal positioned be affected of multi-purpose clinical drainage device；In case of surface water Pingdu is poor Although when can below pedestal 1 pad set article by way of be solved, operate and be more troublesome, it is time-consuming and laborious, be This also has following improve on structure basis of multi-purpose clinical drainage device of the present embodiment disclosed in embodiment:

As shown in Figure 12,13, the first rotating shaft 30 that a level extends back, a pendulum are fixed on rear side of the setter plate 6 Dynamic seat 29 is fixed through first rotating shaft 30 and can carry out swinging by a small margin；The upper end of weighing type sling component 4 and swing seat 29 connect through the second shaft 28 and make weighing type sling component 4 that can carry out swing by a small margin；The first rotating shaft 30 It is mutually perpendicular to the second shaft 28；When drainage bag 19 is after suspension part 3 is fixed, weighing type sling component 4 is driven by gravity and is begun A specific direction is maintained eventually, and the weight that weighing sensor 16 can accurately pick up hydrops in drainage bag 19 under the specific direction becomes Change state；

When multi-purpose clinical drainage device using structure after being improved, weighing type sling component 4 will have a direction automatic Adjustment mechanism, even if multi-purpose clinic drainage device is not horizontal positioned in clinical use, weighing type sling component 4 can pass through a left side Right swing and swing are automatically adjusted to and maintain specific direction, and the stabilization of weighing sensor 16 is made accurately to work；

In above-mentioned improvement structure, swing seat 29 can carry out swinging by a small margin, and weighing type sling component 4 can carry out Swing by a small margin, the swing and swings and is " by a small margin ", which is by setter plate 6 and weight calculation The variation of 4 relative position of formula sling component is limited within a small range, avoids setter plate 6 and 4 phase of weighing type sling component The operations such as placement, carrying unstable to position and that give multi-purpose clinical drainage device are made troubles；And the specific pendulum of " by a small margin " Dynamic angular range has no exact requirements, it is intended to guarantee that multi-purpose clinical drainage device can stablize essence under most surface condition Quasi- work；

At the same time, weighing type sling component 4 and swing seat 29 are only capable of carrying out front and back pendulum in " by a small margin " range respectively It is dynamic with the technical requirements to swing, by between weighing type sling component 4 and swing seat 29, swing seat 29 and setter plate 6 Between corresponding angle limit mechanism 31 is set can realize easily；

Weighing type sling component 4 is driven by gravity can be automatically adjusted to and maintain this technical requirements of specific direction For, in the multi-purpose clinical drainage device of production, debugged by the specific constructive form to weighing type sling component 4, and The connection type of suspension part 3 and drainage bag 19 is arranged to the mode of operation of a standard, realizes that aforementioned techniques requirement is to have no difficulty 's；The specific direction refers to weighing type sling component 4 under the direction, and gravity caused by hydrops tends in drainage bag 19 Whole feeds back in weighing sensor 16, makes weighing sensor 16 that can accurately pick up hydrops weight change shape in drainage bag 19 State.

Embodiment 3

Referring to shown in Fig. 8, drainage is current clinical more commonly used medical procedure, and clinical drainage process is mostly in disease It is carried out in room, multi-purpose clinic drainage device needs frequent the moving back and forth between ward and ward, ward and instrument room； And multi-purpose clinical drainage device above-mentioned is in clinical use, whole device is that stable support is provided by pedestal 1, pedestal 1 is bound to larger cumbersome, is mostly used clinic drainage device and moves integrally more laborious, and is influenced by pedestal 1, be mostly used clinical drainage dress It is larger to set overall volume, the space occupied is also larger when use, and flexibility is poor；

Typically, infusion support is medical apparatus indispensable in ward, and structure is relatively easy, and occupied space is smaller, such as Multi-purpose clinic drainage device can remove bulky 1 part of pedestal and infusion support can be cooperated to carry out using will certainly be to clinical drainage It is many convenient that operation is brought；Based on above-mentioned reason, the present embodiment has clinical drainage controlling device disclosed in previous embodiment There is further improvement, structure be embodied are as follows:

As shown in Figure 14,15, the described multi-purpose clinical drainage device further include one can clamping be fixed on the infusion of infusion support Holding firmware 33 on bar 37；An assembled base 36 is equipped on rear side of the setter plate 6, assembled base 36 is with 2 upper end of column using removable The mode of group connects；The holding firmware 33 and assembled base 36 is equipped with connection mechanism between the two, when holding firmware 33 and assembled base After 36 are attached, multi-purpose clinic drainage device can provide support by transfusion pole 37 and work；Assembled base 36 and column 2 can Removable group of technical purpose is realized using connected structure, and it is also more convenient to tear group operation open；

Thus one, as shown in figure 15, in clinical use, multi-purpose clinic drainage device can not depend on pedestal 1 to provide Support, and the infusion support that ward can be cooperated usually all to have works, so that the movement of multi-purpose clinic drainage device is more Convenient, use is more flexible, and it is more convenient to operate.

Referring to shown in Figure 14, in aforementioned improved structure, holding firmware 33 and assembled base 36 can be realized by connection mechanism and connect It connects, it is intended to ensure that holding firmware 33 can provide enough and stable support, for the prior art, group for multi-purpose clinical drainage device Connection mechanism has numerous embodiments, but stability after being combined in order to ensure holding firmware 33 with assembled base 36 and tearing open organize it is convenient Property, connection mechanism preferentially use following designs, specific structure are as follows:

As shown in Figure 14,15, the connection mechanism is being fixed by the T-slot 35 and setting that 36 side of assembled base is arranged in T shape muscle 34 on part 33 is constituted, and about 35 T-slot extends and upper end is cecum, lower end is open end, the T shape Muscle 34 and T-slot 35 can be combined and the lower end of T shape muscle 34 is installed on the damping mat 32 for clamping T-slot 35；

Based on above structure used by connection mechanism, the T shape muscle 34 of holding firmware 33 is inserted into assembled base 36 from bottom to top T-slot 35 in, that is, complete assembled base 36 and the group of holding firmware 33 connect, it is on the contrary then assembled base 36 and holding firmware 33 can be carried out Separation；After T shape muscle 34 and T-slot 35 carry out complete combination, clamping T-slot 35 is made T shape muscle 34 and T-slot by damping mat 32 35 relative positions are locked, and holding firmware 33 is avoided to be spontaneously decoupled with assembled base 36.

Referring to shown in Figure 14,15, in aforementioned improved structure, holding firmware 33 is used to match with 37 clamping of transfusion pole combined into more Stable support is provided with clinical drainage device, for the prior art, holding firmware 33 has numerous embodiments, such as can be Setting one is used to clamp the clamping device of transfusion pole 37 on holding firmware 33, or a C-shaped card is arranged on holding firmware 33, while Fastening screw is added on clamping device and C-shaped card, is being improved with adding the means such as antiskid pad on the contact surface of transfusion pole 37 Holding firmware 33 combined with transfusion pole 37 after stability；Face though holding firmware 33 is implemented to meet using the above structure to be multi-purpose Bed drainage device provides the basic fundamental demand of support, but that there are structures is not succinct enough, and shape is not beautiful enough, using being more troublesome The deficiencies of；Simultaneously, it is however generally that, infusion support model used in same medical institutions is mostly consistent, i.e. the diameter of transfusion pole 37 Be identical, but be also no lack of and have exception, and implement used by aforementioned holding firmware 33 structure be difficult to be compatible with different sizes it is defeated Liquid bar 37 uses, and certain limitation will certainly be constituted in clinical use；For this purpose, the present embodiment is proposed also directed to holding firmware 33 A kind of novel embodiment, specific structure are as follows:

As shown in Figure 16,17, the side of the holding firmware 33 is equipped with the clamping mouth 43 for accommodating transfusion pole 37, described The opposite two sidewalls of clamping mouth 43 on respectively offer a limit base 44, a floating holding block 38 is each provided in limit base 44, The opposite end of two floating holding blocks 38 is arc end 42, and the end face of two arc ends 42 is arc-shaped and is respectively fixed with skid-proof rubber Pad 39, two arc ends 42 are respectively used to clasp the two sides of transfusion pole 37；Floating holding block 38 and limit base 44 via sliding slot 40 and are slided Block 41 constitute guiding mechanism cooperation and make floating holding block 38 have a slanting floating stroke, when two floating holding blocks 38 simultaneously When moving up along respective floating stroke, two arc ends 42 enter gradual close inside clamping mouth 43, when two floatings When holding block 38 is moved down along respective floating stroke simultaneously, two arc ends 42 by it is gradual separate and finally bounce back to it is corresponding Inside limit base 44；The reset for driving corresponding floating holding block 38 to be reset to floating stroke the top is each provided in two limit bases 44 Spring 45；

When holding firmware 33 after adopting the above structure, after the clamping mouth 43 of holding firmware 33 is stuck in 37 outside of transfusion pole, two is floating Transfusion pole 37 can be clamped from the opposite two sides of transfusion pole 37 and be held tightly by dynamic holding block 38, and the weight for being mostly used clinic drainage device can be to card Firmware 33 generates downward active force, both two floating holding blocks 38 will will receive respectively horizontal component and make further hold tightly it is defeated Liquid bar 37, in brief, the weight that holding firmware 33 undertakes are bigger, two floating holding blocks 38 by transfusion pole 37 clasp will be more secured, It can avoid holding firmware 33 to relatively move with transfusion pole 37, to improve the stabilization after holding firmware 33 is combined with transfusion pole 37 Property；

At the same time, since two floating holding blocks 38 all have certain floating stroke, so that the spacing of the two can be according to defeated The diameter of liquid bar 37 is different and is voluntarily adjusted, and improves the applicability of holding firmware 33 to a certain extent, make its can with it is straight The different a variety of transfusion poles 37 of diameter are used cooperatively.

Embodiment 4

Referring to clinic drainage device shown in Fig. 4-7, is mostly used in clinical drainage process, pass through upper movable holddown 11, middle work Drainage tube 18 in dynamic pressure block 10 and the opposed pipe gap of lower movable holddown 7 imposes the extruding of different modes to realize drainage state It adjusts and controls, therefore setting the drainage tube 18 in pipe gap and draining adjusting component to stablize cooperation is to guarantee that multi-purpose clinic is drawn Flow the necessary condition of device steady operation；It is mostly used in clinical drainage device disclosed in previous embodiment, for the ease of drainage tube 18, which adjust component with drainage, is combined and separates, lead-ingroove 12, lead-out groove 5 and set on front side of pipe gap be all it is open, drawing There are drainage tubes 18 during stream from the risk slipped on front side of pipe gap is set, to reduce multi-purpose clinical drainage device work Stability, to solve the above problems, the present embodiment has further improve to multi-purpose clinical drainage device:

As shown in Figure 18,19, the front side of setter plate 6 is equipped with a cover board 46, and 46 inner end of cover board is through shaft 47 and 6 turns of setter plate It is dynamic to connect, it is set in the one side wall of cover board 46 there are two block 49 is pressed, the tool of cover board 46 is there are two station state and can be existed by overturning It is switched between two station states；When the overturning of cover board 46 a to station state, it is covered on and sets pipe gap, upper activity pressure The front side of block 11, middle movable holddown 10 and lower movable holddown 7, and two pressure holding blocks 49 will be pressed into lead-ingroove 12 and lead-out groove respectively Drainage tube 18 is firmly fixed in 5；When the overturning of cover board 46 to another station state, it is covered on display screen 13 and set key 15 front side；The locking mechanism 48 that cover board 46 can be locked in respectively to two station states is equipped between cover board 46 and setter plate 6；

Thus one, in drainage process, as shown in figure 18, the front side mouthful that pipe gap can will be set by cover board 46 is blocked, And respectively compress lead-ingroove 12 and the drainage tube 18 in lead-out groove 5 by two pressure holding blocks 49, to can avoid in drainage process Drainage tube 18 is slipped from setting in pipe gap, the stability of multi-purpose clinical drainage device work is improved, at the same time, in drainage process Cover plate 46 can also prevent external foreign matter into setting in pipe gap, improve the accuracy of multi-purpose clinical drainage device work；When not When being drained, as shown in figure 19, it can be that display screen 13, set key 15 provide preferable protective action by cover board 46, keep away Exempt from multi-purpose clinical drainage device vulnerable electronic components such as display screen 13, set key 15 during movement, idle to wreck.

Referring to shown in Figure 18,19, in above-mentioned improvement structure, locking mechanism 48 is equipped between cover board 46 and setter plate 6, it should Locking mechanism 48 maintains two station states for locking cover board 46 respectively, i.e., when cover board 46 is in a station state, borrows It helps locking mechanism 48 that can lock cover board 46 and the relative position of setter plate 6, cover board 46 is made to maintain the station state, send out Wave corresponding function；Based on this, for the prior art, locking mechanism 48 has numerous embodiments to meet to desired by it Basic function more or less all there is certain deficiency, or operation is not enough just but as implemented using the prior art Victory needs to be locked and unlocked manually, or is easy to appear stuck failure or matching piece is complex, uses the longevity Order shorter etc., for this purpose, additionally providing a kind of novel locking mechanism 48 in the present embodiment, specific implementation structure is as follows:

As shown in figure 20, the locking mechanism 48 is limited on cover board 46 and mobilizable tongue piece 53 and two including one The locking magnetic sheet 50 being installed in setter plate 6 is installed on a magnetic block 52 on tongue piece 53, when outside tongue piece 53 in the reset state its End is exposed to the outside of 46 outer end of cover board, is equipped with the elastic slice 51 for driving tongue piece 53 to automatically reset in setter plate 6；Tongue piece 53 is resetting Under state, when cover board 46 is in a station state, magnetic block 52 will be located at the surface of corresponding locking magnetic sheet 50, at this time by force Magnetic patch 52 is locked cover board 46 and the relative position of setter plate 6 by adsorption capacity with the locking magnetic sheet 50；When cover board 46 When in a station state, pushes tongue piece 53 to move inwards manually, can make magnetic block 52 that will be staggered with corresponding locking magnetic sheet 50, Thus it unlocks, and back shroud 46 can be overturn；

When locking mechanism 48 after adopting the above structure, after cover board 46 is adjusted to a station state, magnetic block 52 with it is corresponding Locking magnetic sheet 50 cover board 46 will be locked by biggish adsorption capacity, so that cover board 46 is played expected function, although Magnetic block 52 and locking magnetic sheet 50 keep having biggish adsorption capacity when face direction, but anti-shearing ability is poor, thus exists When needing to adjust 46 station of cover board, tongue piece 53 can be easily pushed to move inwards, hereafter magnetic block 52 and corresponding locking magnetic sheet 50 will be staggered, and adsorption capacity between the two will greatly reduce, and can overturn cover board 46 easily thus to adjust its station state；It should 48 smart structural design of locking mechanism, the operation is stable is easy to implement, and stuck failure will not occur, and overcomes previous similar technique Deficiency.

Claims (3)

1. the multi-purpose clinical drainage device of one kind, characterized in that it comprises:

Mounting assembly is located above pedestal simultaneously position by pedestal, the column for being supported by pedestal and being extended vertically, by upright supports Setter plate on front side of column is constituted；

Weighing type sling component provides support, built-in weighing sensor by setter plate, and lower end is equipped with suspension part；It is used for for Drainage bag provides sole support and overhangs drainage bag below setter plate, the height of adjustable drain bag, weighing sensor Output is able to reflect the weight signal of the weight change state of hydrops in drainage bag；

Drainage adjusts component, is installed in setter plate, including lead-ingroove, fixed briquetting, upper movable holddown, middle movable holddown, Lower movable holddown and lead-out groove；Upper movable holddown, middle movable holddown, lower movable holddown three are respectively positioned on the same of fixed briquetting Side, and about one extension is formed between three and fixed briquetting and be used to accommodate drainage tube sets pipe gap；Lead-ingroove and extraction Slot is both provided in setter plate, and the two is for fixing drainage tube and drainage tube being guided to pass through from setting in pipe gap；Upper activity Briquetting, middle movable holddown and lower movable holddown three are respectively connect so as to move in respective active strokes with an electric feeding mechanism Dynamic position, when three is located at respective stroke beginning, the drainage tube in not opposed pipe gap causes to squeeze, when three is to stroke When terminal is mobile, the extruding degree of drainage tube corresponding position is enhanced, when three is located at respective active strokes terminal, The corresponding position of drainage tube is squeezed to blocking state respectively；

Controller is fixed in setter plate, and front side is equipped with set key and display screen；Set key is used to input into controller every The drainage mode and drainage parameter and switching on and shutting down instruction of secondary drainage, drainage mode include normal pressure drainage and negative pressure drainage, drainage Parameter includes draining initial time, the hydrops weight i.e. drainage speed drained in drainage process in the unit time, single drainage product Liquid weight, that is, single drainage flow；Controller can obtain the weight signal of the continuous Real-time Feedback of weighing sensor, and be calculated with this Real-time drainage speed, the real-time drainage flow of single；Controller can be adjusted based on the regulation to three electric feeding mechanism working conditions The position of movable holddown, middle movable holddown and lower movable holddown on section；In negative pressure drainage mode, controller first successively will be upper Movable holddown is adjusted to stroke terminal, so that lower movable holddown is maintained at stroke beginning, middle movable holddown is adjusted to stroke terminal, A fluid output is completed, then lower movable holddown is successively adjusted to stroke terminal, adjusts upper movable holddown by controller It is adjusted to stroke beginning to stroke beginning, by middle movable holddown, the drainage tube flattened by middle movable holddown is i.e. complete when restoring to the original state It is sucked at a fluid, controller carries out fluid output to realize negative pressure drainage, controller base with fluid sucking alternate cycles In real-time drainage speed, the real-time drainage flow of single and preset drainage parameter to the operating status of fluid output and fluid sucking Regulated and controled, realizes timing drainage, constant speed drainage and quantitative drainage；In normal pressure drainage mode, realized based on siphonic effect normal Pressure drainage, controller is based on movable holddown in real-time drainage speed, the real-time drainage flow of single and preset drainage parameter regulation The extruding degree of drainage tube in opposed pipe gap realizes timing drainage, constant speed drainage and quantitative drainage；Controller is receiving shutdown After instruction, upper movable holddown, middle movable holddown and lower movable holddown are first adjusted to respective stroke beginning and execute shutdown again；Display Data information of the screen for being grasped in display controller；

Power supply module is installed in setter plate, is made of battery and several voltage changing modules, for being weighing type sling group Part, drainage adjust the element in component and controller and provide operating current.

2. multi-purpose clinical drainage device according to claim 1, which is characterized in that in normal pressure drainage mode, controller The regulation of component operation state is adjusted to drainage based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter Mode are as follows:

A, in first drainage, the working condition that controller adjusts component to drainage first regulates and controls, and drainage tube is promoted to replace The output of carry out fluid and the fluid of circulation suck, and make the fluid from flowing backward in drainage tube, sensor sensing to be weighed to weight When variation, middle movable holddown and lower movable holddown are adjusted to stroke beginning by controller, and adjust the position of upper movable holddown, Tend to remain on drainage tube, first drainage just starts at this time；In each drainage hereafter, controller is according to preset every Secondary drainage initial time, movable holddown keeps drainage tube in the conductive state the extruding degree of drainage tube in adjusting, that is, it is fixed to realize Shi Yinliu；

B, in drainage process, controller adjusts upper movable holddown to the extruding degree of drainage tube according to real-time drainage speed, makes Hydrops speed in drainage tube increases or reduces, and so that real-time drainage speed is tended to be equal with preset drainage speed, i.e., in fact Existing constant speed drainage；

C, in drainage process, controller calculates this time drainage in real time and originates to the current real-time drainage flow of single achieved, When the real-time drainage flow of single reaches preset single drainage flow, controller adjusts upper movable holddown to the extruding journey of drainage tube Degree squeezes movable holddown to blocking state drainage tube, and this time drainage terminates at this time, that is, realizes quantitative drainage.

3. multi-purpose clinical drainage device according to claim 1 or 2, which is characterized in that in negative pressure drainage mode, control Device adjusts the tune of component operation state based on real-time drainage speed, the real-time drainage flow of single and preset drainage parameter to drainage Prosecutor formula are as follows:

A, according to preset drainage initial time, the working condition that controller adjusts component to drainage regulates and controls, promotes to drain The output of carry out fluid and the fluid of pipe alternate cycles suck, and make the fluid from flowing backward in drainage tube, that is, realize that timing drains；

B, in drainage process, controller 14 adjusts the working condition that drainage adjusts component according to real-time drainage speed, that is, adjusts The operating status that the body output that throttles is sucked with fluid, finally makes real-time drainage speed tend to be equal with preset drainage speed, i.e., Realize constant speed drainage, the operating status that aforesaid fluid output is sucked with fluid includes that fluid exports the start and stop sucked with fluid, holds Continuous time, working frequency；

C, in drainage process, controller calculates this time drainage in real time and originates to the current real-time drainage flow of single achieved, After the real-time drainage flow of single reaches preset single drainage flow, lower movable holddown is adjusted to stroke terminal by controller, will be upper Movable holddown and middle movable holddown are adjusted to respective stroke beginning, and this time drainage end at this time and at this time drainage tube are by lower activity Briquetting squeezes and keeps off state, that is, realizes quantitative drainage.