CN209770974U - Adjustable minimally invasive irrigation and suction device - Google Patents

Abstract

the utility model provides an adjustable wicresoft washes suction device, including power portion and washing suction portion, power portion with wash suction portion and be connected, still include the control part, the control part includes speed governing module, start module and control module, speed governing module is connected with the control module electricity respectively with start module, power portion is connected with the control module electricity, wash suction portion including washing suction unit and conversion unit, wash suction unit and conversion unit and be connected. The beneficial effects of the utility model are that simple structure, convenient operation is nimble, and the preparation of being convenient for, the cost of manufacture is low, be applicable to the suction work that washes of the meticulous operation of wicresoft, can set up the control part that different fender position switch, realize changing the flow and the velocity of flow that different fender position, also can set up the smooth transition flow that unrestricted fender position and the control part of velocity of flow, realize the smooth transition of low flow low velocity of flow to the high flow high velocity of flow, the more convenient washing flow and the velocity of flow of infinitely variable control different operations, better satisfied operation requirement.

Description

Adjustable minimally invasive irrigation and suction device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to an adjustable wicresoft washes suction device.

Background

The fine minimally invasive surgery in the medical industry is continuously developed and advanced, and doctors also seek refinement to the wound cleaning treatment as much as possible. The main body is as follows: the utility model has the advantages of practicability, convenience, accuracy, multifunctionality and the like, and especially provides higher requirements for the efficiency of surgical instruments in minimally invasive fine deep surgery.

The requirements for some fine surgical irrigation suction medical instruments are mainly: a bleeding point is quickly found for the surgical incision and the treatment position is accurately grasped; different flushing and suction strengths and flow rates can be set to meet the requirement of the whole operation; the irrigation and suction tubes with different tube diameters are exchanged at any time; meet the requirement of autologous blood transfusion, and the like.

In the prior art:

1. The hand-held part of the existing irrigation aspirator comprises a working pump, the whole device has large volume and weight and large vibration during working, and the existing irrigation aspirator is mainly applied to irrigation and suction work of large-scale wound surgery and is not particularly suitable for minimally invasive surgery.

2. the existing flushing suction apparatus has no working pump for one type of product, a flushing liquid is suspended at a high position, flushing work is realized by gravity, and the flow speed are inconvenient to adjust and control. In another type of product, the flushing force is only set to be two-gear or three-gear flow and flow rate, smooth change of the flow and the flow rate without gear limitation cannot be selected, fine adjustment of the flow and the flow rate is not facilitated when a doctor uses the product, and more or less improper flow and flow rate occur. Both of the above products have circumstances that are not conducive to surgical irrigation work.

3. The existing irrigation aspirator still works for suction during irrigation and cannot stop. Separate irrigation and aspiration cannot be achieved.

4. The existing irrigation aspirator has extremely large flow and is suitable for cleaning wounds or large wound areas. The flow is over 600ml/min, basically about 1000-2000ml, and the flow velocity is too large to meet the current minimally invasive requirement.

5. The front end flushing and sucking joint is a pipe sleeve flushing pipe with two parallel channels or a suction pipe sleeve, the front end overlapped pipe or the sleeve enables the joint to become thick integrally, the size is enlarged, and the front end flushing and sucking joint is not beneficial to entering a narrow space for flushing and sucking. In the aspect of minimally invasive surgery, the use is inconvenient.

6. The existing irrigation aspirator can not be replaced with irrigation aspirator front end connectors with different pipe diameters and lengths or is troublesome to replace.

Disclosure of Invention

In view of the above problem, the to-be-solved problem of the present invention is to provide an adjustable minimally invasive irrigation and suction device, which is suitable for the cleaning of surgical incisions, such as minimally invasive irrigation and suction of fine surgical sites in spinal neurosurgery, hand surgery, ear-nose-throat surgery, orthopedics, etc.

in order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an adjustable wicresoft washes suction device, includes power portion and washes suction portion, and power portion with wash suction portion and be connected, still include the control division, the control division includes speed governing module, start module and control module, speed governing module and start module are connected with the control module electricity respectively, power portion is connected with the control module electricity, wash suction portion including washing suction unit and conversion unit, wash suction unit and conversion unit and be connected.

Furthermore, the device also comprises a flushing and sucking part, wherein the flushing and sucking part is connected with the conversion unit, and the flushing and sucking part is a flushing and sucking joint.

Furthermore, the conversion unit comprises a conversion cavity and a conversion switch, the conversion switch is connected with the conversion cavity in a sliding mode, and the flushing and sucking unit and the flushing and sucking part are respectively communicated with the conversion cavity.

Furthermore, the flushing and sucking unit comprises a flushing unit and a sucking unit, and the flushing unit and the sucking unit are respectively communicated with the conversion cavity.

Further, change over switch includes the change-over bar, and the change-over bar is equipped with washes the chamber and attracts the chamber, washes the chamber and attracts the chamber to pass through the baffle and be connected, washes the chamber and is equipped with and punches a hole, punches a hole respectively with wash unit and towards inhale mutually supporting, attracts the chamber to be equipped with and inhales hole and end opening, inhales hole and towards inhale mutually supporting, end opening and attract unit to cooperate.

furthermore, one end of the conversion cavity is provided with a mounting wall, a slide way is arranged on the mounting wall, a plurality of inclined grooves are formed in the tail end of the mounting wall and are arranged on two sides of the slide way, and a sliding block is arranged on the conversion switch and is matched with the slide way and the inclined grooves respectively.

further, change over switch presses splenium, elastic component and change-over bar including pressing, presses the splenium to be connected with the change-over bar, and the elastic component is located on the change-over bar, presses the splenium to establish the couple, and the conversion chamber includes installation cavity and first conversion chamber, and the installation cavity is connected with first conversion chamber, and the elastic component cooperatees with the installation cavity, and the installation cavity is equipped with the bar hole, and the couple cooperatees with the bar hole.

Furthermore, the conversion rod further comprises a first check ring, a second check ring and a third check ring, the first check ring, the second check ring and the third check ring are sequentially arranged on the conversion rod from top to bottom, the diameters of the first check ring, the second check ring and the third check ring are all adapted to the diameter of the first conversion cavity, the first check ring and the second check ring are respectively arranged at two ends of the washing cavity, and the third check ring is arranged at one end of the suction cavity.

Further, the control module comprises a control output driving module, and the control output driving module is electrically connected with the power part.

Furthermore, the power part comprises a power supply and a working pump, the power supply is electrically connected with the working pump, the working pump is electrically connected with the control output driving module, and the working pump is connected with the flushing unit.

the utility model has the advantages and positive effects that:

1. By adopting the technical scheme, the adjustable minimally invasive irrigation and suction device has the advantages of simple structure, convenient and flexible operation, convenient manufacture and low manufacture cost, and is suitable for irrigation and suction work of minimally invasive fine surgery;

2. The control part for switching different gears can be arranged to realize the replacement of the flow and the flow speed of different gears, and the control part for smoothly converting the flow and the flow speed without limiting the gears can be arranged to realize the smooth conversion from low flow and low flow speed to high flow and high flow speed, so that the flushing flow and the flow speed of different operations can be more conveniently and infinitely adjusted, and the operation requirements can be better met;

3. The flushing or suction work can be stopped independently at any time, and the adaptability of the operation is stronger;

4. The device is provided with an irrigation and suction conversion unit, and the irrigation and suction operation can be switched at any time in the complex deep operation;

5. The flushing and sucking joints with different pipe diameters and lengths can be replaced at any time, so that the whole-process operation of different surgical incisions from shallow to deep is better adapted.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a conversion unit according to an embodiment of the present invention;

Fig. 3 is a connection structure diagram of the control part and the power part according to an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of a part of a conversion unit according to a second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third embodiment of the present invention.

in the figure:

1. Flushing and sucking joint 2, conversion cavity 3 and conversion switch

4. Starting switch 5, speed regulating switch 6 and flushing pipe hose

7. Suction tube hose 8, suction tube 9, and irrigation tube

10. Connector 2-1, punching hole 2-2 and suction hole

2-3 parts of a bottom opening 2-4 parts of a slideway 2-5 parts of a mounting wall

2-6 parts of inclined groove 3-1 parts of sliding block 8-1 parts of negative pressure hole

2-7, an elastic part 3-1, a first retainer ring 3-2 and a second retainer ring

3-3 parts of third check ring 3-4 parts of hook 2-8 parts of strip-shaped hole

2-9, sealing member

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

Fig. 1 shows the utility model relates to a structure of an embodiment, specifically show the structure and the relation of connection of this embodiment, this embodiment relates to an adjustable wicresoft and washes suction device, use during the clearance work for the operation incision, can wash the attraction to the operation position, adopt different fender position to switch over and the control that flow rate control washed and attract, control accurately, wash the attraction work in the meticulous operation of wicresoft of being convenient for, the conversion unit has, can wash the conversion of attracting operation fast, high durability and convenient operation, the portion of inhaling has, adopt one to dash to inhale the joint and can wash and attract, high operability, moreover, the steam generator is simple in structure, high durability and convenient use.

Example one

As shown in fig. 1-3, the adjustable minimally invasive irrigation and suction device comprises a power part and an irrigation and suction part, the power part is connected with the irrigation and suction part, the power part is used for providing power and suction force for the irrigation and suction part, so as to facilitate the irrigation and suction processes, the device further comprises a control part, the control part is used for controlling the action of the power part, controlling parameters such as flow rate, flow velocity and the like of flushing liquid in the irrigation process, so that the irrigation process can adapt to different types of surgical cleaning, and the adaptability of the surgical operation is strong, the control part comprises a speed regulating module, a starting module and a control module, the speed regulating module and the starting module are respectively electrically connected with the control module, the speed regulating module is used for providing a speed regulating signal to the control module, the starting module is used for providing a starting and stopping signal to the control module, the power part is electrically connected with the control module, the flushing and sucking unit is connected with the conversion unit, the flushing and sucking unit is used for conveying flushing liquid and sucking blood stains, and the conversion unit is used for controlling the flushing and sucking unit to carry out control over flushing action and sucking action.

Specifically, the power part comprises a power supply and a working pump, the power supply is electrically connected with the working pump and is electrically connected with the working pump through a lead, the power supply provides power for the working pump, the length of the lead for connection is 1.5-4 m, the working pump is conveniently placed on other platforms nearby an operating table, and the influence on operation, particularly fine minimally invasive surgery, caused by vibration generated when the working pump works is avoided. The working pump can be configured with liquid pumps with different voltages and different flow rates as required, and can be an electromagnetic pump, a diaphragm pump, a plunger pump or a peristaltic pump, and meanwhile, the motor can be a brushless motor, also can be a direct current brush motor or a direct current brushless motor, or other types of motors, and is a commercially available product, and the working pump is selected according to actual requirements and does not have specific requirements.

The power supply can be a rechargeable battery, or a power supply such as a disposable lithium battery and a dry battery, or a direct current power supply with an alternating current conversion adapter, which are all commercially available products and are selected according to actual requirements, and no specific requirements are made here.

The power supply and the working pump are respectively electrically connected with the control part through leads, the power supply provides electric energy for the control part, the control part controls the action of the working pump, and controls parameters such as flow rate and flow velocity of the working pump, so as to control the flow velocity and flow rate of the minimally invasive irrigation and suction device during use, the control part comprises a speed regulation module, a starting module and a control module, the speed regulation module and the starting module are respectively electrically connected with the control module, the speed regulation module is electrically connected with the control module through leads, the speed regulation module provides flow velocity signals for the control module, the control module controls the action of the working pump according to the flow velocity signals provided by the speed regulation module, and changes the flow velocity of the working pump, so that the irrigation and suction part meets the requirement of the flow velocity and flow rate during surgical incision cleaning, preferably, the speed regulation module is a speed regulation switch 5, and the speed regulation switch 5 can be a multi-gear speed regulation switch or a smooth, or the wave band switch, or the knob switch, or other types of speed regulating switches, are all commercially available products, and are selected according to actual requirements, the number of the speed regulating switches 5 can also be a plurality of speed regulating switches 5 with different gears, and the plurality of speed regulating switches 5 are all electrically connected with the control part so as to meet different speed regulating requirements of the operation. The starting module is used for providing starting and closing signals for the control module, the control module controls the starting and stopping of the working pump according to the starting and closing signals, and further controls the action of the flushing and sucking part, preferably, the starting module is a starting switch 4 which can be a button switch, a magnetic starting switch or other types of starting switches 4, and the starting switches are all commercially available products and are selected according to actual requirements.

The control module comprises a control output driving module, the control output driving module is electrically connected with a power part, the control output driving module is electrically connected with a power supply and a working pump through leads respectively, the power supply provides electric energy for the control output driving module, the control output driving module controls the action of the working pump, the control module further comprises a protection module and an indication module, the indication module is electrically connected with the protection module through leads, the protection module and the indication module are electrically connected with the power part respectively, the protection module is electrically connected with the control output driving module through leads, the protection module is electrically connected with the power supply through leads, the indication module is electrically connected with the power supply through leads, the power supply simultaneously provides electric energy for the protection module and the indication module, the protection module protects the control output driving module to prevent the control output driving module from faults such as short circuit or open circuit, the indication module is used for, The information such as flow rate and the like and the state of flushing or suction are convenient for knowing the working state of the flushing and suction part from time to time. The speed regulation module and the starting module are respectively electrically connected with the control output driving module through leads, an edited program is preset in the control output driving module, the voltage or the resistance or the frequency can be changed or the time proportion PWM of high and low levels is output through duty ratio control voltage to regulate the rotating speed of the motor, the regulation and control of the flow speed and the flow of the working pump to the liquid are realized, the action of the working pump is controlled, the speed regulation module is regulated, the speed regulation module sends a signal to the control output driving module, the control output driving module calculates and analyzes the received signal sent by the speed regulation module, the action of the working pump is controlled, and the regulation of the flow speed and the flow of the working pump is carried out; pressing the starting module, transmitting a signal to the control output driving module by the starting module, and calculating and analyzing the signal by the control output driving module to control the starting and stopping of the working pump; meanwhile, the control output driving circuit calculates and converts the real-time working information of the working pump, transmits the real-time working information to the indicating module, and displays the real-time working information on the indicating module, so that a user can know the working state during flushing and suction. Here, the display module may have a display screen for displaying the relevant parameter information at any time, or may have an indicator light for displaying the current working state, and the protection module is a protection circuit, which may be a circuit for overcurrent protection, overvoltage protection, overheat protection, no-load protection, or short-circuit protection, and is selected according to actual requirements. The control output driving module is a known and feasible technical solution, and can implement all the functions described above, and is not specifically described here.

The flushing suction part comprises a flushing suction unit and a conversion unit, wherein the flushing suction unit is connected with the conversion unit, the flushing suction unit is used for flushing suction in an operation, and the conversion unit is used for controlling the flushing suction unit and converting flushing action and suction action. Specifically, the conversion unit comprises a conversion cavity 2 and a conversion switch 3, the conversion switch 3 is connected with the conversion cavity 2 in a sliding manner, the conversion cavity 2 is of a cavity structure with a cavity, an opening is arranged on the conversion cavity 2, the conversion switch 3 is installed on the conversion cavity 2 through the opening, the opening is a through hole, an installation wall 2-5 is formed by extending downwards along the through hole, the installation wall 2-5 is of an annular structure with a certain length, the length is selected according to actual requirements, the central line of the installation wall 2-5 of the annular structure is coincident with the central line of the conversion cavity 2, the installation wall 2-5 is located at the middle position of the upper part of the conversion cavity 2, a slide way 2-4 is arranged at any position of the peripheral side bus line of the installation wall 2-5, the lower part of the slide way 2-4 is opened, and two inclined grooves 2-6 are arranged at the lower end of the installation wall 2-5, the two chutes 2-6 are arranged at two sides of the slide way 2-4 and connected with the slide way 2-4, and the inclination directions of the two chutes 2-6 are the same. The change-over switch 3 is inserted into the installation wall 2-5, extends to the interior of the change-over cavity 2 and can slide up and down along the installation wall 2-5, the change-over switch 3 is of a cylindrical structure, a cavity is arranged in the change-over switch 3, the change-over switch 3 comprises an adjusting part, a positioning part, a flushing cavity and a suction cavity, the adjusting part, the positioning part, the flushing cavity and the suction part are sequentially arranged from top to bottom, preferably, the adjusting part, the positioning part, the flushing cavity and the suction cavity are integrally formed to ensure the use stability of the change-over switch, a convex sliding block 3-1 is vertically arranged on the outer wall of the positioning part of the change-over switch 3, the shape and the size of the sliding block 3-1 are matched with the shape and the size of the slide way 2-4 on the installation wall 2-5, the sliding block 3-1 is matched with the slide way 2-4, and the sliding block, the upper end of the sliding block 3-1 is an inclined plane, the inclined plane is consistent with the inclined angle of the chute 2-6 of the mounting wall 2-5, the sliding block 3-1 is conveniently clamped with the chute 2-6, the diameter of the adjusting part is smaller than that of the positioning part, the adjusting part is sleeved with a spring, the mounting wall 2-5 is provided with a convex stop block, the spring is conveniently blocked, the pressing and clamping and the pressing reset of the change-over switch 3 are realized, the conversion of the flushing working state and the suction working state in the operation is realized, the change-over switch 3 is pressed downwards, the sliding block 3-1 of the positioning part slides downwards along the slide way 2-4 of the mounting wall 2-5, the stop block on the mounting wall 2-5 blocks the spring, the spring is compressed, when the spring is compressed to the maximum distance, the sliding block 3-1 of the positioning part completely slides out of the slide way 2-4 at the, at the moment, the change-over switch 3 is loosened, the spring extends and rotates under the action of the restoring force of the spring, the sliding block 3-1 slides into the inclined groove 2-6 at the end part of the slideway 2-4, and the installation wall 2-5 clamps the change-over switch 3 to realize the pressing of the change-over switch 3; after the change-over switch 3 is pressed again, the spring is compressed to the maximum distance again, the change-over switch 3 is loosened, the spring extends and rotates, the sliding block 3-1 slides into the sliding way 2-4 from the inclined groove 2-6 and slides upwards along the sliding way 2-4, and the reset of the change-over switch 3 is realized.

The lower part of the positioning part is sequentially provided with a flushing cavity and a suction cavity, the flushing cavity is connected with the suction cavity through a partition plate, namely, the partition plate is arranged between the flushing cavity and the suction cavity, so that the flushing cavity is not communicated with the suction cavity and is two cavities which are not communicated, the situation that cleaning liquid is mixed with blood stain to cause pollution when in use is avoided, the side walls of the two sides of the flushing cavity are respectively and symmetrically provided with two punched holes 2-1, and the number of the punched holes 2-1 is two, so that the flushing cavity is communicated with the outside through the two punched holes 2-1. The side wall of one side of the suction cavity is provided with one suction hole 2-2, the number of the suction holes 2-2 is one, and the tail end of the suction cavity is provided with an opening 2-3, so that the suction cavity is communicated with the outside through the suction hole 2-2 and the tail end opening 2-3, and the central line of the suction hole 2-2 is vertical to the central line of the tail end opening 2-3.

In addition, a sealing element 2-9 is arranged in the conversion cavity, the sealing element 2-9 is arranged on the inner wall of the conversion cavity and is positioned between the flushing pipe 9 and the suction pipe 8, the flushing pipe 9 and the suction pipe 8 are separated, flushing liquid and blood stain are prevented from mixing when the flushing pipe 9 and the suction pipe 8 are used, and the cleaning liquid and the blood stain are prevented from mixing. Meanwhile, a through hole is formed in the middle of the sealing element 2-9, the diameter of the through hole is matched with that of the change-over switch 3, so that the sealing element 2-9 is in close contact with the outer wall of the change-over switch 3 to prevent liquid from mixing, and the change-over switch 3 can move up and down in the through hole to perform the switching of flushing and suction functions. Preferably, the seal is a rubber seal.

The flushing suction unit comprises a flushing unit and a suction unit, the flushing unit and the suction unit are detachably connected, or the flushing unit and the suction unit are fixedly connected together through a hoop or other connecting modes, and the flushing unit and the suction unit are selected according to actual requirements. One end of the flushing unit is connected with the conversion cavity 2, the other end of the flushing unit is connected with an outlet of the working pump through a flushing hose 6, an inlet of the working pump is connected with the cleaning solution storage tank through a pipeline, the flushing unit is communicated with the conversion cavity 2, the connecting position of the flushing unit and the conversion cavity 2 corresponds to the position of a punched hole 2-1 on the side wall of the flushing cavity after the conversion switch 3 is pressed, the flushing unit is communicated with the flushing cavity of the conversion switch 3 after the conversion switch 3 is pressed, and preferably, the flushing unit is a flushing pipe 9. One end of the suction unit is connected with the conversion cavity 2, the other end of the suction unit is connected with a negative pressure suction device or a negative pressure pipeline through a suction hose 7, the suction unit is communicated with the conversion cavity 2, the position where the suction unit is connected with the conversion cavity 2 corresponds to the position of a suction hole 2-2 on the side wall of the suction cavity after the conversion switch 3 is pressed, the suction hole 2-2 deviates from the connection part of the suction unit and the conversion cavity 2, the suction unit corresponds to the side wall of the suction cavity, which is not provided with the suction hole 2-2, and the suction unit and the suction hole 2-2 on the suction cavity are positioned on the same horizontal line. Furthermore, the suction hole 2-2 on the side wall of the suction chamber corresponds to the connection of the flushing unit and the transfer chamber 2 after the transfer switch 3 is reset, and the flushing unit faces the side wall of the suction chamber where the suction hole 2-2 is not arranged, and the flushing unit and the suction hole 2-2 on the side wall of the suction chamber are positioned on the same horizontal line, preferably, the suction unit is a suction tube 8. Wherein, the diameters of the two punching holes 2-1 are the same and are consistent with the diameter of the flushing pipe 9, so that the flushing liquid can be regulated conveniently.

Should wash and attract unit still includes anticoagulation pipe (not shown in the drawing), this anticoagulation pipe with attract the pipe intercommunication, when carrying out the bloodiness attraction to the suction tube, to inputing the anticoagulant in the bloodiness, prevent that the bloodiness from solidifying, the influence attracts the pipe to the work efficiency of attracting of bloodiness.

The minimally invasive irrigation and suction device further comprises an irrigation and suction part, the irrigation and suction part is connected with the conversion unit, the irrigation and suction part is an irrigation and suction joint 1, the irrigation and suction joint 1 is communicated with the side wall of the conversion cavity 2, the irrigation and suction joint 1 is arranged opposite to the irrigation unit and the suction unit, and the irrigation and suction joint is located on one side, far away from the irrigation unit and the suction unit, of the conversion cavity 2. The flushing and sucking joint 1 is connected with the conversion cavity 2 through a connector 10, the connector 10 is communicated with the conversion cavity 2, the position of the connector 10 connected with the conversion cavity 2 corresponds to the position of the flushing unit connected with the conversion cavity 2, and the connection position of the flushing unit and the conversion cavity 2 and the connection position of the connector 10 and the conversion cavity 2 are positioned on the same horizontal line, so that after the conversion switch 3 is pressed down, the flushing unit is communicated with the connector 10 through two punched holes 2-1, the flushing liquid moves from the flushing liquid storage box along the cleaning hose 6 and the flushing pipe 9 under the action of a working pump, enters the flushing cavity of the conversion switch 3 through the punched holes 2-1, enters the connector 10 from the other punched hole 2-1, then enters the flushing and sucking joint 1, and cleans a surgical incision; after the change-over switch 3 is reset, the interface 10 corresponds to the suction hole 2-2 of the change-over switch 3, the interface 10 is communicated with the suction cavity through the suction hole 2-2, so that the suction cavity, the change-over cavity 2 and the suction tube 8 are communicated to suck blood stains generated in the operation, and the suction tube 8 is provided with a negative pressure hole 8-1 to suck the blood stains by the suction tube 8 by utilizing negative pressure. When the change-over switch 3 is pressed, the pipe orifice at the front end of the flushing pipe 9 is communicated with the punched hole 2-1 and the interface 10, then a flushing working passage is formed through the flushing and sucking joint 1, and flushing liquid is conveyed to the operation incision through the working pump to realize flushing work; the negative pressure hole 8-1 is shielded or partially shielded to enable the inside of the suction tube 8 to realize a negative pressure state, the change-over switch 3 is reset at the moment, the front end pipe orifice of the suction tube 8 is communicated with the suction hole 2-2 and the interface 10 through the tail end opening 2-3 of the change-over switch 3, then a negative pressure passage for sucking waste liquid is formed through the flushing and sucking joint 1, the waste liquid generated in the operation is sucked and discharged into a negative pressure suction device or a negative pressure pipeline, and the suction work is realized.

The conversion unit combines the flushing work and the suction work and then is uniformly realized by the single connector of the flushing-suction connector 1, the flushing and the suction are switched at any time, and the working efficiency is greatly improved. Meanwhile, the flushing and sucking joint 1 can be used for replacing pipes with different pipe diameters and lengths at will, the required working space is small, flushing and sucking of small cuts can be achieved freely, and flushing and sucking are flexible. The flushing and sucking joint 1 can be made of stainless steel and other materials which can be repeatedly sterilized and disinfected for multiple use, so that medical cost can be saved, and good economic and social benefits are achieved.

the working process of the embodiment: in the operation process of an operation, when the operation part needs to be washed and sucked, the speed regulating switch 5 is adjusted according to the requirement of the operation washing and sucking, the proper washing flow rate and flow are selected, the change-over switch 3 is pressed, the starting switch 4 is pressed simultaneously, the output driving module is controlled to control the work pump to work, the conveying of the cleaning solution is realized, and the operation part is washed; the negative pressure hole 8-1 is shielded or partially shielded by the reset change-over switch 3, the suction tube 8 is communicated with the flushing and suction joint 1 through the change-over switch 3, the flushing and suction joint 1 sucks blood sewage and waste liquid, and the blood sewage is drained to an external negative pressure suction device or an autologous blood reinfusion machine or a suction pipeline through the suction tube 8.

The working process of the minimally invasive irrigation and suction device is explained by taking a spinal surgery as an example:

Step (1): the position of the operation entrance is selected through instrument positioning, skin, tissue and muscle are incised, a large amount of blood pollution is generated at the moment, and suction work needs to be performed. Opening a negative pressure device externally connected with the novel minimally invasive irrigation aspirator, partially or completely shielding a negative pressure hole 8-1 of the aspiration tube 8 by hands, adjusting the size of the suction force, absorbing and removing bloodstains and other body fluids generated in the operation, and discharging the bloodstains and other body fluids into a negative pressure pipeline or a negative pressure aspiration device or an autologous blood reinfusion machine.

After the suction in the step (2) is finished, blood stains still appear at the electric coagulation bleeding point. At this point, the flushing operation needs to be performed. The speed regulating switch 5 is adjusted to select different flow rates and flow rates, the starting switch 4 is pressed to start the work of the working pump, and the change-over switch 3 is pressed to open the flushing passage. The flushing liquid is accelerated from the flushing liquid inlet through the working pump and then enters the flushing pipe 9 from the flushing liquid outlet through the flushing hose 6, passes through the punching hole 2-1 of the change-over switch 3 and the interface 10 and finally is sprayed out from the flushing and sucking joint 1, and the flushing and cleaning work on the surgical incision is realized. At this time, the suction hole 2-2 is not communicated with the interface 10 because the change-over switch 3 is pressed, so that the suction work cannot be performed even if negative pressure exists in the suction tube 8.

And (3) washing the wound with the washing liquid in the previous step to leave a lot of blood stains and waste liquid, and carrying out suction work. The reset starting switch 4 stops the work of the working pump, shields or partially shields the negative pressure hole 8-1, the reset change-over switch 3 enables the front end of the suction tube 8 to be communicated with the suction hole 2-2, the tail end opening 2-3, the interface 10 and the flushing and suction joint 1 to form a suction passage, and waste liquid is recovered to a negative pressure suction device or a negative pressure pipeline from the flushing and suction joint 1 through the passage. At the moment, the working pump stops working, the punching hole 2-1 and the interface 10 are in a non-communicated state, and the flushing work cannot be realized.

And (4) the operation of the step (2) and the step (3) is repeated, so that the irrigation and suction work of the surgical incision can be realized, and the purpose of cleaning the wound is realized.

Example two

Compared with the first embodiment, the structure of the conversion unit is different, and the other structures are the same, so that only the structure of the conversion unit is described herein, and the others are not described herein. As shown in fig. 4, in the present embodiment, the switch unit includes a switch 3 and a switch chamber 2, the switch 3 is inserted into the switch chamber 2, and at the same time, the switch 3 can slide up and down along the switch chamber 2, so that the switch 3 is slidably connected with the switch chamber 2 to switch the flushing function and the suction function. This conversion chamber 2 includes installation cavity and first conversion chamber, installation cavity and first conversion chamber fixed connection, preferred, here installation cavity and first conversion chamber integrated into one piece, and the installation cavity is located the upper portion in first conversion chamber, and the installation cavity is preferably cylindrical with the shape in first conversion chamber, and inside has the cavity, and installation cavity and first conversion chamber intercommunication, the change over switch's of being convenient for installation. The diameter of this installation cavity is greater than the diameter of first conversion chamber, the junction in installation cavity and first conversion chamber has a connecting plate, be equipped with the through-hole that a diameter and change over switch 3's diameter correspond on this connecting plate, change over switch 3 of being convenient for stretches into first conversion intracavity portion through this through-hole, and be equipped with a plurality of bar holes 2-8 on the lateral wall of installation cavity, these a plurality of bar holes 2-8 are preferred to be set up on the lateral wall of installation cavity along week side equidistant of installation cavity, the length of this bar hole 2-8 is less than the height of installation cavity lateral wall, be located the lateral wall of installation cavity, be convenient for cooperate with change over switch 3.

the change-over switch 3 comprises a pressing part and a conversion part, the pressing part is fixedly connected with the conversion part, the pressing part is arranged at one end of the conversion part, the diameter of the pressing part is larger than that of the conversion part, the cross section of the pressing part is n-shaped and is matched with an installation cavity of the conversion cavity, a plurality of L-shaped hooks 3-4 are arranged on the side wall of the pressing part on the periphery side, the number of the hooks 3-4 is consistent with that of the strip-shaped holes 2-8 of the installation cavity, the L-shaped hooks 3-4 are arranged on the side wall of the pressing part along the periphery side of the pressing part at equal intervals, the L-shaped hooks 3-4 are matched with the strip-shaped holes 2-8 of the installation cavity, the L-shaped hooks 3-4 hook the upper wall of the strip-shaped holes 2-8 and extend out of the strip-shaped holes 2-8 and are matched with the strip, the pressing and resetting of the change-over switch 3 are realized, when the L-shaped hook 3-4 is hooked with the strip-shaped hole 2-8, the change-over switch 3 is in a pressed state at the moment, the flushing pipe 9 is communicated with a flushing cavity of the change-over switch 3 through the punched hole 2-1, the flushing cavity is communicated with the connector 10 through the punched hole 2-1 on the other side and further communicated with the flushing and sucking connector 1, the circulation of flushing liquid is realized, and the incision of the operation is flushed; when the L-shaped hook 3-4 is not hooked with the strip-shaped hole 2-8, the change-over switch 3 is in a reset state, at the moment, the suction tube 8 is communicated with the suction cavity of the change-over switch 3, and the suction cavity is communicated with the connector 10 through the suction hole 2-2, so that the blood stain is sucked in the operation process. In order to reset the change-over switch 3, an elastic part 2-7 is arranged at the connection position of the conversion part of the change-over switch 3 and the pressing part, one end of the elastic part 2-7 is in contact with the pressing part, the other end of the elastic part is in contact with the connecting plate of the mounting cavity, so that the elastic part 2-7 is positioned between the mounting cavity and the pressing part, pressure is applied through the pressing part, the connecting plate of the mounting cavity provides resistance, when the change-over switch 3 is pressed down, the elastic part 2-7 is compressed, and when the hook 3-4 is separated from the strip-shaped hole 2-8, the pressing part resets under the restoring force of the elastic part 2-7. Preferably, the elastic member is a spring, and the switch is reset by a restoring force of the spring.

The part of a conversion switch 3, which is positioned in a first conversion cavity, is provided with a washing cavity and a suction cavity, a clapboard is arranged between the washing cavity and the suction cavity, so that the washing cavity is not communicated with the suction cavity, the cleaning solution and the blood stain are prevented from being mixed, two sides of the washing cavity are respectively provided with a punched hole 2-1, the diameter of a diameter washing pipe 9 of the punched hole 2-1 is consistent, one side wall of the suction cavity is provided with a suction hole 2-2, the diameter of the suction hole 2-2 is consistent with the diameter of a suction pipe 8, the suction hole 2-2 is positioned on one side wall corresponding to a port 10, the tail end of the conversion part is provided with a tail end opening 2-3, the tail end opening 2-3 is communicated with the suction cavity, when the conversion switch 3 is pressed down, a spring is compressed, the hook 3-4 is pressed inwards while the conversion switch 3 is pressed down, when the hook 3-4 is positioned at a strip-shaped, loosening the hooks 3-4, enabling the hooks 3-4 to hook the strip-shaped holes 2-8, enabling the hooks 3-4 to be tightly hooked with the strip-shaped holes 2-8 under the action of elastic force of a spring, limiting the change-over switch 3, enabling the punched holes 2-1 on one side corresponding to the flushing pipes 9 to correspond to the flushing pipes 9, enabling the flushing pipes 9 to be communicated with a flushing cavity of the change-over part through the punched holes 2-1 and communicated with the flushing and sucking joint 1 through the punched holes 2-1 on the other side and the interface 10, achieving circulation of flushing liquid, enabling the flushing liquid to enter the flushing cavity from the flushing pipes 9 through the punched holes 2-1 on one side and enter the flushing joint 1 through the interface 10 from the punched holes 2-1 on the other side, and flushing cuts in an operation; when blood dirt is required to be sucked and cleaned, the hook 3-4 is loosened to be matched with the strip-shaped hole 2-8, the change-over switch 3 is reset under the action of restoring force of the spring, at the moment, the suction pipe 8 is communicated with the bottom of the first change-over cavity and is communicated with the suction cavity through the tail end switch 2-3 of the change-over part, and is communicated with the flushing and sucking joint 1 through the suction hole 2-2 and the interface 10, so that blood dirt is sucked, the flushing and sucking joint 1 and the suction hole 2-2 of the blood dirt enter the suction cavity, the blood dirt enters the bottom of the first change-over cavity through the tail end opening 2-3 and enters the suction pipe 8 from the bottom, and the blood dirt is sucked.

other structures are the same as those in the first embodiment, and are not described again here.

EXAMPLE III

In this embodiment, compared with the first embodiment and the second embodiment, the structure of the conversion unit is different, and other structures are the same.

In this embodiment, as shown in fig. 5, the conversion unit includes change over switch 3 and conversion chamber 2, conversion chamber 2 is cylindrical structure, the inside cavity that has, this conversion chamber 2 includes installation cavity and first conversion chamber, installation cavity and first conversion chamber integrated into one piece, installation cavity fixed mounting is on the upper portion of first conversion chamber, and the junction of installation cavity and first conversion chamber is equipped with the connecting plate, be equipped with the through-hole on the connecting plate, be convenient for change over switch 3 inserts first conversion intracavity through this through-hole, install change over switch 3 on conversion chamber 2. Foretell installation cavity and first conversion chamber are cylindrical structure, and inside has the cavity, and the diameter of installation cavity is greater than the diameter in first conversion chamber, and the installation cavity of being convenient for cooperatees through the elastic component with change over switch 3, realizes pressing and restoring to the throne of change over switch 3.

A plurality of strip-shaped holes 2-8 are formed in the installation cavity along the periphery of the installation cavity, the strip-shaped holes 2-8 are arranged on the side wall of the periphery of the installation cavity at equal intervals, the length of each strip-shaped hole 2-8 is smaller than the height of the side wall of the installation cavity, the strip-shaped holes are convenient to match with a change-over switch, and the change-over switch 3 is pressed down.

The change-over switch 3 comprises a pressing part and a converting part, wherein the pressing part is fixedly connected with the converting part and is positioned at one end of the converting part, and the pressing part and the converting part are preferably integrally formed, so that the service life of the change-over switch 3 is prolonged. The section of the pressing part is n-shaped, the conversion part is connected with the inner wall of the upper part of the cavity of the pressing part, a plurality of hooks 3-4 are arranged on the side wall of the pressing part along the peripheral side of the pressing part, the plurality of hooks 3-4 are preferably arranged at equal intervals, the number of the hooks 3-4 is consistent with the number of the strip-shaped holes 2-8 on the side wall of the installation cavity, the position of each hook 3-4 corresponds to the position of each strip-shaped hole 2-8, and the hooks 3-4 are matched with the strip-shaped holes 2-8 to realize the pressing and resetting of the conversion switch 3. Preferably, the number of the hooks 3-4 and the strip-shaped holes 2-8 is two, so that the operation of an operator is facilitated. The shape of the hook 3-4 is an L-shaped structure, when the hook 3-4 is matched with the strip-shaped hole 2-8, the transverse structure of the hook 3-4 hooks the strip-shaped hole 2-8, and the transverse structure of the hook 3-4 extends out of the strip-shaped hole 2-8, so that the hook 3-4 hooks the strip-shaped hole 2-8, the limit of the change-over switch 3 when being pressed is realized, and the reset of the change-over switch 3 is realized after the hook 3-4 leaves the strip-shaped hole 2-8. The change-over switch 3 is made of plastic, so that the hooks 3-4 have certain elasticity, when the change-over switch 3 is used, the hooks 3-4 are pressed inwards, meanwhile, the pressing parts are pressed downwards, so that the change-over switch 3 extends downwards, when the hooks 3-4 are completely positioned at the strip-shaped holes 2-8, the hooks 3-4 are loosened, so that the hooks 3-4 hook the strip-shaped holes 2-8, the change-over switch 3 is limited at the positions, and the pressing of the change-over switch 3 is realized. When the change-over switch 3 needs to be reset, the hooks 3-4 are pressed inwards, so that the hooks 3-4 are separated from the strip-shaped holes 2-8, and the change-over switch 3 can be reset.

In order to make the change-over switch 3 reset automatically, the part of the change-over switch 3 located in the installation cavity is provided with elastic pieces 2-7, and the reset is carried out by the restoring force of the elastic pieces 2-7. The elastic pieces 2-7 are preferably springs, the springs are sleeved on the conversion portions of the conversion switches 3, when the conversion switches 3 are installed, the conversion portions are inserted into the first conversion cavities through holes in the connecting plates, the springs are installed on the conversion portions and located in the installation cavities due to blocking of the connecting plates, one ends of the springs are in contact with the inner walls of the pressing portions, the other ends of the springs are in contact with the connecting plates, when the conversion switches 3 are pressed downwards, the springs are compressed, the hooks 3-4 are hooked with the strip-shaped holes 2-8, pressing of the conversion switches 3 is achieved, and after the hooks 3-4 are separated from the strip-shaped holes 2-8, the conversion switches 3 are reset due to restoring force of the springs.

The conversion part of the conversion switch 3 comprises a conversion rod, a first retainer ring 3-1, a second retainer ring 3-2 and a third retainer ring 3-3, wherein the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are sequentially arranged on the conversion rod from top to bottom, the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are all positioned in the first conversion cavity, the conversion rod is of a cylindrical structure and internally provided with a cavity, the cavity comprises a washing cavity and an attraction cavity, partition plates are arranged at two ends of the washing cavity to separate the washing cavity from the attraction cavity, liquid cross contamination is avoided, and one end of the conversion rod, which is far away from the pressing part, is opened, so that the attraction cavity of the conversion rod is communicated with the outside. The first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are fixedly arranged on the conversion rod, the first retainer ring 3-1 and the second retainer ring 3-2 are respectively positioned at two ends of the flushing cavity, the third retainer ring 3-3 is positioned at the other end of the suction cavity, namely, the first retainer ring 3-1 corresponds to a partition plate at the upper part of the flushing cavity, the second retainer ring 3-2 corresponds to a partition plate at the lower part of the flushing cavity, and the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are all fixedly arranged on the outer wall of the conversion rod. The distance between the first retainer ring 3-1 and the second retainer ring 3-2 is larger than the diameter of the flushing pipe 9, the distance between the second retainer ring 3-2 and the third retainer ring 3-3 is larger than the diameter of the suction pipe 8, so that the flushing pipe 9 is conveniently communicated with the flushing and suction connector 1 to circulate flushing liquid, and meanwhile, the suction pipe 8 is conveniently communicated with the flushing and suction connector 1 in the operation process to realize the suction of bloodiness.

The side wall of the conversion rod between the first retainer ring 3-1 and the second retainer ring 3-2 is provided with two punched holes 2-1, the two punched holes 2-1 are symmetrically arranged on the side walls of the conversion rod between the first retainer ring 3-1 and the second retainer ring 3-2, the diameters of the two punched holes 2-1 are the same, and the center lines of the two punched holes 2-1 are superposed, so that the two punched holes 2-1 are positioned on the same straight line, the diameters of the two punched holes 2-1 are the same as the diameter of the flushing pipe 9, the punched holes 2-1 are convenient to be matched with the flushing pipe 9 for circulation of flushing liquid, and the flushing suction device is convenient to adjust the flow rate of the flushing liquid when in use. The two punching holes 2-1 are respectively matched with the flushing pipe 9 and the flushing and sucking joint 1, so that flushing liquid flows out of the flushing pipe 9, enters the corresponding punching hole 2-1, flows out of the other punching hole 2-1, enters the flushing and sucking joint 1 through the joint 10 and flushes the incision in the operation.

The side wall of the conversion rod between the second retaining ring 3-2 and the third retaining ring 3-3 is provided with one suction hole 2-2, the number of the suction holes 2-2 is one, the suction holes are positioned on the side wall corresponding to the flushing and sucking joint 1, and the diameter of the suction holes 2-2 is consistent with that of the suction tube 8, so that blood stains can conveniently enter a cavity between the second retaining ring 3-2 and the third retaining ring 3-3 through the flushing and sucking joint 1, enter the bottom of the first conversion cavity through the tail end opening 2-3 positioned in the cavity, and enter the suction tube 8 communicated with the first conversion cavity to suck the blood stains.

The first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are in close contact with the side wall of the first conversion cavity, so that the flushing liquid and blood dirt are prevented from being mixed. The diameters of the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are all adapted to the diameter of the first conversion cavity, so that the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 are all in close contact with the inner wall of the first conversion cavity, and the first retainer ring 3-1, the second retainer ring 3-2 and the third retainer ring 3-3 can be rubber rings, silica gel rings or other sealing devices and are selected according to actual requirements.

When the flushing and sucking device is used for flushing, a pressing part of a change-over switch 3 and a compression spring are pressed down, a hook 3-4 is matched with a strip-shaped hole 2-8 on the side wall of an installation cavity, the hook 3-4 hooks the strip-shaped hole 2-8, a flushing cavity formed by a first retainer ring 3-1, a second retainer ring 3-2 and a first change-over cavity and two punched holes 2-1 positioned on a change-over rod are respectively communicated with a flushing pipe 9 and a flushing and sucking joint 1, at the moment, a working pump is started, so that cleaning fluid flows, enters a cavity in the change-over rod from the flushing pipe 9 through the punched hole 2-1 on one side corresponding to the flushing pipe 9, flows out from the punched hole 2-2 on the other side, enters the flushing and sucking joint 1 through a port, and flushe; when the blood stain at the wound needs to be sucked, the change-over switch 3 is pressed down again to separate the hook 3-4 from the strip-shaped hole 2-8, the change-over switch 3 is restored to the original position under the restoring force of the spring, at the moment, the suction tube 8 is communicated with the cavity formed by the third retaining ring 3-3 and the bottom of the first change-over cavity, and the cavity of the change-over rod is communicated with the flushing and sucking joint 1 through the suction hole 2-2, the space between the second retaining ring 3-2 and the third retaining ring 3-3 and the interface 10 due to the arrangement of the tail end opening 2-3 of the change-over rod, so that the suction tube 8 is communicated with the flushing and sucking joint 1 to suck the blood stain at the wound in the operation, and the blood stain enters the cavity in the change-over rod from the suction hole 2-2 on the flushing and sucking joint 1 and the change-over rod under the action of the negative pressure device and the negative pressure hole 8-1, and enters the bottom of the first conversion cavity from the tail end opening 2-3 of the conversion rod, and enters the negative pressure device from the suction tube 8 to perform the suction of blood stains.

other structures are the same as those of the first and second embodiments, and are not described herein again.

The utility model has the advantages and positive effects that: by adopting the technical scheme, the adjustable minimally invasive irrigation and suction device has the advantages of simple structure, convenient and flexible operation, convenient manufacture and low manufacture cost, and is suitable for irrigation and suction work of minimally invasive fine surgery; the control part for switching different gears can be arranged to realize the replacement of the flow and the flow speed of different gears, and the control part for smoothly converting the flow and the flow speed without limiting the gears can be arranged to realize the smooth conversion from low flow and low flow speed to high flow and high flow speed, so that the flushing flow and the flow speed of different operations can be more conveniently and infinitely adjusted, and the operation requirements can be better met; the flushing or suction work can be stopped independently at any time, and the adaptability of the operation is stronger; the device is provided with an irrigation and suction conversion unit, and the irrigation and suction operation can be switched at any time in the complex deep operation; the flushing and sucking joints with different pipe diameters and lengths can be replaced at any time, so that the whole-process operation of different surgical incisions from shallow to deep is better adapted.

The above description has been made in detail for the three embodiments of the present invention, but the above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (10)

1. The utility model provides an adjustable wicresoft washes suction means, includes power portion and washes suction portion, power portion with wash suction portion and be connected, its characterized in that: the automatic suction device is characterized by further comprising a control part, wherein the control part comprises a speed regulating module, a starting module and a control module, the speed regulating module and the starting module are respectively electrically connected with the control module, the power part is electrically connected with the control module, the flushing suction part comprises a flushing suction unit and a conversion unit, and the flushing suction unit is connected with the conversion unit.

2. The adjustable minimally invasive irrigation aspiration device of claim 1, wherein: the device also comprises a flushing and sucking part, wherein the flushing and sucking part is connected with the conversion unit and is a flushing and sucking joint.

3. The adjustable minimally invasive irrigation aspiration device of claim 2, wherein: the conversion unit comprises a conversion cavity and a conversion switch, the conversion switch is connected with the conversion cavity in a sliding mode, and the flushing and sucking unit and the flushing and sucking part are communicated with the conversion cavity respectively.

4. The adjustable minimally invasive irrigation aspiration device of claim 3, wherein: the flushing and sucking unit comprises a flushing unit and a sucking unit, and the flushing unit and the sucking unit are respectively communicated with the conversion cavity.

5. The adjustable minimally invasive irrigation aspiration device of claim 4, wherein: the change-over switch comprises a change-over lever, the change-over lever is provided with a flushing cavity and an attraction cavity, the flushing cavity is connected with the attraction cavity through a partition plate, the flushing cavity is provided with punched holes, the punched holes are respectively matched with the flushing unit and the flushing and attracting part, the attraction cavity is provided with an attraction hole and a tail end opening, the attraction hole is matched with the flushing and attracting part, and the tail end opening is matched with the attraction unit.

6. The adjustable minimally invasive irrigation aspiration device of claim 5, wherein: conversion chamber one end has the installation wall, be equipped with the slide on the installation wall, installation wall end is equipped with a plurality of chutes, a plurality of chutes are located the both sides of slide, change over switch is equipped with the slider, the slider respectively with the slide with the chute cooperatees.

7. The adjustable minimally invasive irrigation aspiration device of claim 5, wherein: change over switch includes presses splenium, elastic component and change-over bar, press the splenium with the change-over bar is connected, the elastic component is located on the change-over bar, press the splenium to establish the couple, the conversion chamber includes installation cavity and first conversion chamber, the installation cavity with first conversion chamber is connected, the elastic component with the installation cavity cooperatees, the installation cavity is equipped with the bar hole, the couple with the bar hole cooperatees.

8. The adjustable minimally invasive irrigation aspiration device of claim 7, wherein: the conversion rod further comprises a first retaining ring, a second retaining ring and a third retaining ring, the first retaining ring, the second retaining ring and the third retaining ring are sequentially arranged on the conversion rod from top to bottom, the diameters of the first retaining ring, the second retaining ring and the third retaining ring are matched with the diameter of the first conversion cavity, the first retaining ring and the second retaining ring are respectively arranged at two ends of the washing cavity, and the third retaining ring is arranged at one end of the suction cavity.

9. The adjustable minimally invasive irrigation aspiration device of any one of claims 4-8, wherein: the control module comprises a control output driving module, and the control output driving module is electrically connected with the power part.

10. The adjustable minimally invasive irrigation aspiration device of claim 9, wherein: the power portion includes power and working pump, the power with the working pump electricity is connected, the working pump with control output drive module electricity is connected, the working pump with the flushing unit is connected.