Gas-liquid conversion type abdominal cavity suction device
Technical field
The present invention relates to medical instruments fields, are to be related to a kind of aspirator particularly.
Background technique
Aspirator is to make to perform the operation clear for absorbing hand intraoperative hemorrhage, exudate, fester, the content in thoracic organ,
Reduce the device of opportunities for contamination;The principle of aspirator is very simple, and the negative pressure shape of its sucking head is exactly manufactured by certain method
State, such atmospheric pressure will squeeze the substance outside sucking head to sucking head, to complete the effect " attracted ";In surgical operation
The broken ends of fractured bone removed hematocele or hydrops, hold broken blood vessels, the suction sputum in clinical emergency treatment, the induced abortion etc. of gynecological surgery, all
It is unable to do without aspirator;Artificial pneumoperitoneum is a kind of medical method, and pneumoperitoneum is that laparoscopic surgery is successfully crucial, necessary before surgery
Artificial pneumoperitoneum is first established, separates peritoneal wall with internal organs, the expansion in abdominal cavity is in favor of operation, and when trocar being avoided to puncture into abdominal cavity
It is dirty to damage device;In laparoscopic surgery, pneumoperitoneum all usually is established using the method for being filled with carbon dioxide, operation is facilitated with this
Operation, and in the implementation process of laparoscopic surgery, the intraperitoneal of patient can influence hand because hoarding for secretion occurs in operation
The art visual field is unfavorable for the progress of operation, it is therefore desirable to carry out the exclusion of secretion using aspirator during surgery;In the mistake of attraction
Carbon dioxide in journey often in pneumoperitoneum can exclude together with secretion, so that intraperitoneal pneumoperitoneum environment reduces, influence hand
The progress of art, thus user must while carrying out secretion attraction, gas needed for needing ceaselessly to adjust pneumoperitoneum
Inlet is such to operate the operation difficulty for increasing operation to user significantly to maintain the gaseous environment of pneumoperitoneum, while
The risk of operation is increased, certain surgical damage can be also caused to patient, therefore there is defects.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of gas-liquid conversion type abdominal cavity suction device, Neng Goujin
Row surplus liquid attracts and continues to supply gaseous environment.
The technical proposal for solving the technical problem of the invention is: the gas-liquid conversion type abdominal cavity suction device, it is wrapped
Include container bottle, conveying hard tube, delivery hose, control module and negative pressure module;The container bottle uses sealing medical vials, the appearance
Design has sucking and porus excretorius on device bottle, and design has carbon dioxide gas in the container bottle;The conveying hard tube includes connecting
Adapter tube and transfer tube;The connecting tube design has two vertical pipelines, and the vertical pipeline is vertically connected on a horizontal pipeline
On, one end of the connecting tube is inserted into the porus excretorius of the container bottle, and the other end of the connecting tube is inserted into described in another
In the sucking of container bottle;The transfer tube includes absorption tube, excretory duct and link block, and the transfer tube is designed as L shape pipe
Road, the link block are fixedly mounted on one end of the absorption tube and the excretory duct, the other end insertion of the absorption tube
In the container bottle sucking, the other end of the excretory duct is inserted into the porus excretorius of another container bottle;The conveying
Hose includes locking module and spigot joint;The delivery hose uses medical rubber hose, one end of the delivery hose and institute
The link block for stating transfer tube is fixedly connected, and the other end is fixedly connected by the locking module with the spigot joint;
The control module uses one-way valve structures, and the control module is fixedly mounted on the absorption tube of the transfer tube;It is described negative
Die block is fixedly mounted on the excretory duct of the transfer tube.
Preferably, the negative pressure module includes extruded tube and extruding wheel;Design has through-hole in the negative pressure module, described
The two sides symmetric design of negative pressure inside modules through-hole has swivelling chute;The extruded tube uses elastic rubber pipe, and the extruded tube is solid
Dingan County is in the through-hole of the negative pressure module;The extruding wheel uses gear structure, and the teeth portion of the gear structure uses bullet
Property rubber material production, the extruding wheel is rotatably mounted in the swivelling chute of the negative pressure module, the extruding wheel and described squeezes
Pressure pipe squeezes contact, and the extruding wheel is connected to motor by rotary shaft.
Preferably, the negative pressure module includes elastic tube and driving wheel;In the negative pressure module design have introduction hole and
Fairlead, the introduction hole is vertical with the fairlead, and design has arc-shaped channel between the introduction hole and the fairlead
It is attached;The elastic tube uses elastic rubber pipe, and the elastic tube is fixedly mounted in the arc-shaped channel;The drive
Driving wheel design has rotating circular disk, and design has swingle on the rotating circular disk, and the driving wheel is rotatably mounted on described arc-shaped
The inside in channel, the driving wheel are contacted with elastic tube extruding, and the driving wheel is connected to motor by rotary shaft.
Preferably, the link block design has the shell of tubular plastic material, design has card in the link block
Buckle structure, the link block interior design have sealing ring.
Preferably, the locking module uses hose clamp structure.
Preferably, the spigot joint is intubated using metal tracheae, design has annular groove on the spigot joint.
The beneficial effects of the present invention are: the gas-liquid conversion type abdominal cavity suction device, user will be described when in use
Spigot joint is inserted into the intraperitoneal of patient, due to having carbon dioxide gas in advance in the container bottle, so user starts
The negative pressure module, the negative pressure module extracts the gas in the container bottle out, so that the spigot joint of one end is formed
Negative pressure state, user carry out the attraction of abdominal cavity of patients's endocrine with this, due to being pneumoperitoneum in abdominal cavity of patients, so inhaling
Gas can be attracted together during drawing, gas flows into the container bottle, under the action of the negative pressure module, gas with
The conveying hard tube and the delivery hose send the intraperitoneal of patient back to again from the spigot joint of the other end, by institute
Control module is stated using one-way valve structures, thus the gas in the container bottle can only one-way flow, prevent gas from generating reflux;
Such continuous running, so that the secretion in abdominal cavity of patients also can guarantee the pneumoperitoneum requirement of abdominal cavity of patients while excluding.
Detailed description of the invention
Fig. 1 is the main view of gas-liquid conversion type abdominal cavity of the present invention suction device.
Fig. 2 is a kind of main view of embodiment of negative pressure module of gas-liquid conversion type abdominal cavity of the present invention suction device.
Fig. 3 is the main view of the negative pressure module another embodiment of gas-liquid conversion type abdominal cavity of the present invention suction device.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figure 1, Figure 2, in Fig. 3 shown in embodiment, it is more which with suction device is that one kind is able to carry out
Extraction raffinate body attracts and continues to supply the aspirator of gaseous environment, it includes container bottle 1, conveying hard tube 2, delivery hose 5, control
Molding block 3 and negative pressure module 4;The container bottle 1 is using medical vials are sealed, and design has sucking and excretion in the container bottle 1
Hole, the interior design of the container bottle 1 have carbon dioxide gas;The conveying hard tube 2 includes connecting tube and transfer tube;The connecting tube
Design has two vertical pipelines, and the vertical pipeline is vertically connected on a horizontal pipeline, one end insertion of the connecting tube
In the porus excretorius of the container bottle 1, the other end of the connecting tube is inserted into the sucking of another container bottle 1;It is described
Transfer tube includes absorption tube, excretory duct and link block 21, and the transfer tube is designed as L shape pipeline, and the link block 21 is solid
Dingan County is inserted into 1 sucking of container bottle mounted in one end of the absorption tube and the excretory duct, the other end of the absorption tube
Interior, the other end of the excretory duct is inserted into the porus excretorius of another container bottle 1;The delivery hose 5 includes locking mould
Block 52 and spigot joint 51;The delivery hose 5 uses medical rubber hose, one end of the delivery hose 5 and the transfer tube
Link block 21 be fixedly connected, the other end is fixedly connected by the locking module 52 with the spigot joint 51;Institute
Control module 3 is stated using one-way valve structures, the control module 3 is fixedly mounted on the absorption tube of the transfer tube;It is described negative
Die block 4 is fixedly mounted on the excretory duct of the transfer tube.
When in use with suction device, the spigot joint 51 is inserted into the abdomen of patient by user in the gas-liquid conversion type abdominal cavity
It is intracavitary, due to having carbon dioxide gas in advance in the container bottle 1, so user starts the negative pressure module 4, it is described negative
Die block 4 extracts the gas in the container bottle 1 out, so that the spigot joint 51 of one end forms negative pressure state, user
The attraction that abdominal cavity of patients's endocrine is carried out with this, due to being pneumoperitoneum in abdominal cavity of patients, so can be incited somebody to action during attracting
Gas attracts together, and gas flows into the container bottle 1, and under the action of negative pressure module 4, gas is hard with the conveying
Pipe 2 and the delivery hose 5 send the intraperitoneal of patient back to from the spigot joint 51 of the other end again, due to the control mould
Block 3 uses one-way valve structures, thus gas in the container bottle 1 can only one-way flow, prevent gas from generating reflux;So hold
Reforwarding turns, so that the secretion in abdominal cavity of patients also can guarantee the pneumoperitoneum requirement of abdominal cavity of patients while excluding.
As shown in Fig. 2, be a kind of embodiment of negative pressure module of gas-liquid conversion type abdominal cavity of the present invention suction device, it is described
Negative pressure module 4 includes extruded tube 41a and extruding wheel 42a;4 interior design of negative pressure module has a through-hole, in the negative pressure module 4
The two sides symmetric design of portion's through-hole has swivelling chute;The extruded tube 41a uses elastic rubber pipe, the fixed peace of the extruded tube 41a
In the through-hole of the negative pressure module 4;The extruding wheel 42a uses gear structure, and the teeth portion of the gear structure uses bullet
Property rubber material production, the extruding wheel 42a is rotatably mounted in the swivelling chute of the negative pressure module 4, the extruding wheel 42a with
The extruded tube 41a squeezes contact, and the extruding wheel 42a is connect by rotary shaft with rotating electric machine;Its role is to when described
When extruding wheel 42a rotates, since the teeth portion of the extruding wheel 42a is made using rubber material, so when the extruding wheel 42a's
When teeth portion contacts with each other, deformation is generated, so that the extruded tube 41a, which is oppressed, leads to deformation, the extruding wheel 42a contacts with each other
Teeth portion between the part extruded tube 41a form a closed space;When the extruding wheel 42a persistently rotates, institute
The confined space for stating extruded tube 41a is extruded into the other side from side by the extruding wheel 42a, to form negative pressure state.
As shown in figure 3, be the negative pressure module another embodiment of gas-liquid conversion type abdominal cavity of the present invention suction device, this
Kind negative pressure module and the principle of negative pressure module shown in Fig. 2 are essentially identical, the difference is that the negative pressure module 4 includes bullet
Property pipe 41b and driving wheel 42b;Design has introduction hole and fairlead, the introduction hole and the fairlead in the negative pressure module 4
Vertically, design has arc-shaped channel to be attached between the introduction hole and the fairlead;The elastic tube 41b uses elasticity
Rubber tube, the elastic tube 41b are fixedly mounted in the arc-shaped channel;The driving wheel 42b design has rotating circular disk, institute
Stating design on rotating circular disk has swingle, and the driving wheel 42b is rotatably mounted on the inside in the arc-shaped channel, the driving
Wheel 42b is connected to motor by rotary shaft, and the driving wheel 42b is contacted with elastic tube 41b extruding;Its role is to work as
When stating driving wheel 42b rotation, the swingle of the driving wheel 42b is contacted with the elastic tube 41b, so that the elastic tube 41b
Generation deformation, the driving wheel are extruded under the action of the swingle of the driving wheel 42b and the arc-shaped channel side wall
The part elastic tube 41b between the swingle of 42b forms a closed space;When the driving wheel 42b persistently rotates
When, the confined space of the elastic tube 41b is extruded at the fairlead from the introduction hole by the driving wheel 42b, can
More energy-efficient formation negative pressure state.
As shown in Figure 1, the link block 21 designs the shell for having tubular plastic material, designed in the link block 21
There is buckle structure, 21 interior design of link block has sealing ring, and its role is to be convenient for the disassembly of the link block 21
Cleaning and replacement.
As shown in Figure 1, the locking module 52 uses hose clamp structure, its role is to firmly by the delivery hose 5
And the spigot joint 51 is sealed fixation.
As shown in Figure 1, the spigot joint 51 is intubated using metal tracheae, design has annular recessed on the spigot joint 51
Slot its role is to the fixation convenient for the locking mechanism and is inserted into abdominal cavity of patients.
The foregoing is merely preferred modes of the invention, are not intended to limit the invention, all in spirit and original of the invention
Within then, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.