CN112754394B - Operating system, control method and endoscope - Google Patents
Operating system, control method and endoscope Download PDFInfo
- Publication number
- CN112754394B CN112754394B CN202011618932.4A CN202011618932A CN112754394B CN 112754394 B CN112754394 B CN 112754394B CN 202011618932 A CN202011618932 A CN 202011618932A CN 112754394 B CN112754394 B CN 112754394B
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- air
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- negative pressure
- water
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/015—Control of fluid supply or evacuation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00066—Proximal part of endoscope body, e.g. handles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/273—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
- A61B1/2736—Gastroscopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/31—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the rectum, e.g. proctoscopes, sigmoidoscopes, colonoscopes
Abstract
The invention discloses an operating system, a control method and an endoscope, which comprise a button seat, a button, a plurality of connecting pipelines, an air source, a water source and a negative pressure source; the button is arranged on the button seat; the air source, the water source and the negative pressure source are respectively connected with the button seat through connecting pipelines to form corresponding air channels, water source channels and negative pressure channels; the gas channel, the water source channel and the negative pressure channel are respectively and sequentially conducted through the radial movement of the operation button in the button seat. This scheme accessible operation button can have simultaneously concurrently and send gas, send water, attract function, has promoted the endoscope operating handle single hand and has held the convenience of operation, has avoided the possibility that the mistake appears adorning when installing a plurality of buttons, has also reduced cost of labor and the management cost of later maintenance of hospital simultaneously.
Description
Technical Field
The invention relates to the technical field of endoscopes, in particular to an operating system, a control method and an endoscope.
Background
With the popularization and promotion of the endoscope diagnosis and treatment technology, clinicians put higher and higher demands on the convenience of endoscope operation. In the common soft electronic gastrointestinal endoscopy process, a clinician holds an endoscope insertion part in a right hand to control the endoscope to enter and withdraw, and the left hand is responsible for controlling the upper, lower, left and right bent angles of an endoscope operation handle and simultaneously taking into consideration water and air supply and suction, so that the operation quality and operation time are directly influenced by the strength of single-hand endoscope control capability.
In the conventional endoscope operation handle, a water and air supplying button and a suction button are often arranged, and the operation of pressing the handle by two fingers is required during clinical operation. After the operation is finished, the water and air supplying button and the suction button are required to be detached, and the water and air supplying button and the suction button are cleaned and disinfected together with the endoscope so as to prevent cross infection. The prior endoscope operating handle has the following defects: 1. the design of common function buttons is more, and the single-hand operation is inconvenient to hold; 2. the buttons are detached for cleaning and disinfection after operation, so that the labor cost of hospitals is increased; 3. the buttons are easy to misplace when assembled on the operating handle before operation, and the buttons are difficult to lose after operation, so that the material cost and the management cost of a hospital are increased.
Thus, there is an urgent need for a convenient operating handle, which is a problem to be solved in the art.
Disclosure of Invention
Aiming at the technical problem of inconvenient operation of the existing endoscope operating handle, the invention aims to provide an operating system, a control method of the operating system and an endoscope, and water and air supply and suction operation can be performed by controlling and pressing a button, so that the technical problem is well solved.
In order to achieve the above purpose, the operating system provided by the invention comprises a button seat, a button, a plurality of connecting pipelines, an air source, a water source and a negative pressure source;
the button is arranged in the button seat to form a pipeline adjusting component, the pipeline adjusting component is respectively connected with an air source, a water source and a negative pressure source through connecting pipelines, and an injection component and an insertion part clamp channel in the endoscope are used for forming an air channel communicated with the air source and the injection component, a water channel communicated with the water source and the injection component and a negative pressure channel communicated with the negative pressure source and the insertion part clamp channel; the air source is used as water supply power of a water source;
the button can act in the button seat under the action of external force, and the control system is sequentially switched among an initial state, an air supply state, a water supply state and an attraction state;
in the initial state, the button controls the pipeline adjusting assembly to close the air passage and the water passage, and enables the air source and the negative pressure source to be directly communicated with each other from outside to outside through the pipeline adjusting assembly;
the button controls the pipeline adjusting assembly to conduct the air passage, closes the water passage and enables the negative pressure source to be directly communicated with the outside through the pipeline adjusting assembly;
the button controls the pipeline adjusting assembly to conduct the water channel, closes the air channel and enables the negative pressure source to be directly communicated with the outside through the pipeline adjusting assembly in a water delivery state;
and in an attractive state, the button controls the pipeline adjusting assembly to conduct the negative pressure channel, close the air passage and enable the air source to be directly communicated with the outside through the pipeline adjusting assembly.
Further, the line adjustment assembly is disposed on an endoscope operating handle.
Further, a hollow cavity is formed in the button seat and used for accommodating a button; a plurality of connecting pipeline openings for installing connecting pipelines are arranged at different positions of the inner wall of the hollow cavity; the inner wall of the bottom of the button seat is provided with a limiting step which can be matched with the button to form the conduction of the water channel.
Further, the connecting pipeline opening comprises an air outlet hole, an air inlet hole, an air pressure release hole, a water outlet hole, a water inlet hole, a negative pressure release hole, a negative pressure output hole and a negative pressure input hole which are sequentially staggered from top to bottom in the button seat;
the air outlet hole and the air inlet hole form an air passage and are connected with an air source through a connecting pipeline; the water outlet hole and the water inlet hole form a water channel and are connected with a water source through a connecting pipeline; the negative pressure output hole and the negative pressure input hole form a negative pressure channel and are connected with a negative pressure source through a connecting pipeline; the air pressure release hole forms an air pressure release channel through a connecting pipeline; the negative pressure release hole forms a negative pressure release channel through a connecting pipeline.
Further, the button consists of a spring, a button cap, a button rod, a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring;
the button cap is connected with the button rod, and the spring is sleeved on the button rod;
the button rod is provided with an air supply and water supply opening and a suction opening at the upper part and the lower part respectively; the suction opening is matched with the negative pressure channel to form the conduction of the negative pressure channel;
the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring are sequentially arranged on the button rod from top to bottom; the first sealing ring and the second sealing ring are sequentially arranged on one side of the air supply and water supply opening; the third sealing ring and the fourth sealing ring are sequentially arranged on the other side of the air supply and water supply opening;
the first sealing ring and the second sealing ring partition and conduct the air passage through radial movement of the button in the button seat; the third sealing ring and the fourth sealing ring partition and conduct the water channel through continuous radial movement of the button in the button seat.
In order to achieve the above purpose, the control method of the operating system provided by the invention is characterized in that the control method is characterized in that an air source, a water source and a negative pressure source are respectively connected through a control pipeline adjusting component, an air channel communicated with the air source and the injection component, a water channel communicated with the water source and the injection component and a negative pressure channel communicated with the negative pressure source and the insertion part clamp channel are formed through an injection component and an insertion part clamp channel in an endoscope; the air source is used as water supply power of a water source at the same time; the system is controlled to be sequentially switched among an initial state, an air supply state, a water supply state and an attraction state by controlling the moving stroke of a button in the pipeline adjusting assembly;
in the initial state, the air passage and the water passage are closed, and the air source and the negative pressure source are directly communicated to the outside through the pipeline adjusting component;
the air supply state is that the air passage is conducted, the water passage is closed, and the negative pressure source is directly communicated to the outside through the pipeline adjusting component;
in a water supply state, a water channel is conducted, the air channel is closed, and the negative pressure source is directly communicated with the outside through the pipeline adjusting component;
the suction state, the negative pressure channel is conducted, the air channel is closed, and the air source is directly communicated to the outside through the pipeline adjusting component.
Further, the whole control process gas source and/or the negative pressure source are always in an operating state.
Further, the control method may control the system to directly return to the initial state from the air supply state, the water supply state, or the suction state.
In order to achieve the above object, the present invention provides an endoscope including the above operating system.
According to the operating system, the control method and the endoscope, provided by the invention, the functions of air supply, water supply and suction can be simultaneously realized through one button, so that a clinician can conveniently hold the handle of the endoscope and operate other functions, and the convenience of holding the operating handle of the endoscope by one hand is greatly improved.
Drawings
The invention is further described below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view showing the overall structure of the present air/water suction system;
FIG. 2 is a schematic diagram of a button base in the present embodiment;
FIG. 3 is a cross-sectional view of the structure of the button in this embodiment;
FIG. 4 is a schematic diagram of the present air and water suction system in a non-operational state;
fig. 5 is a schematic diagram of the present air/water suction system in an air-feed state;
FIG. 6 is a schematic diagram of the present air/water suction system in a water delivery state;
fig. 7 is a schematic diagram of the suction system of the present invention in a suction state.
The following is a numbered description of the components in this scheme:
1. an operation handle; 2. a button; 3. a button seat; 4. an airway release tube; 5. a negative pressure release tube; 6. an air source connecting pipe; 7. a water source connecting pipe; 8. a negative pressure source connecting pipe; 9. a clamp connecting pipe; 10. a waterway connecting pipe; 11. an airway connection tube; 12. a spring; 13. a button cap; 14. air and water feeding holes; 15. a push button lever; 16. a suction opening; 17. the first sealing ring, the second sealing ring, the third sealing ring, the fourth sealing ring and the third sealing ring are respectively arranged in the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring; 21. an air inlet hole; 22. an air pressure release hole; 23. a water inlet hole; 24. a negative pressure release hole; 25. an air outlet hole; 26. a water outlet hole; 27. a negative pressure output hole; 28. a limit step; 29. a negative pressure input hole; 30. a nozzle; 31. a clamp path; 32. air source, 33, water source; 34. a negative pressure source; 35. airway passage
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Referring to fig. 1, the invention provides an endoscope operation handle air and water supply suction system, which comprises an operation handle 1, a button 2, a button seat 3, a connecting pipeline, an air source 32, a water source 33 and a negative pressure source 34.
The button seat 3 is arranged on the operating handle 1; the button 2 is arranged in the button seat; the air source 32, the water source 33 and the negative pressure source 34 are respectively connected with the button seat through connecting pipelines.
The air source 32, the water source 33 and the connecting pipeline where the negative pressure source 34 are positioned are sequentially conducted through the direct movement of the operating button 2 in the button seat 3, so that the functions of air supply, water supply and suction are achieved.
Wherein, the operating handle 1 is provided with a button seat mounting groove and a connecting pipeline channel for mounting the button seat 3 and the connecting pipeline.
The button seat mounting groove is provided with a button seat 3, and particularly referring to fig. 2, the button seat 3 is composed of a hollow cavity for mounting the button 2; and connecting pipeline openings are arranged at different positions of the hollow cavity wall and are used for installing connecting pipelines. Secondly, the bottom of the button seat 3 is provided with a limit step 28 which can form a conduction water channel when being matched with the button.
The connecting pipeline holes comprise an air inlet hole 21, an air pressure release hole 22, a water inlet hole 23, a negative pressure release hole 24, an air outlet hole 25, a water outlet hole 26, a negative pressure output hole 27 and a negative pressure input hole 29.
The air inlet hole 21, the air pressure release hole 22, the water inlet hole 23, the negative pressure release hole 24, the air outlet hole 25, the water outlet hole 26, the negative pressure output hole 27 and the negative pressure input hole 29 are all hollow pipes.
Wherein, the air outlet hole 25, the air inlet hole 21, the air pressure release hole 22, the water outlet hole 26, the water inlet hole 23, the negative pressure release hole 24, the negative pressure output hole 27 and the negative pressure input hole 29 are staggered in sequence from top to bottom in the button seat 3.
Further, the air outlet hole 25 and the air inlet hole 21 form an air passage and are connected with the air source 32 through a connecting pipeline; the water outlet 26 and the water inlet 23 form a water channel and are connected with a water source 33 through a connecting pipeline; the negative pressure output hole 27 and the negative pressure input hole 29 form a negative pressure channel and are connected with a negative pressure source 34 through a connecting pipeline; the air pressure release hole 22 forms an air pressure release channel through a connecting pipeline; the negative pressure release hole 24 forms a negative pressure release passage through a connection pipe.
One end of the connecting pipeline channel is connected with the nozzle channel 30 of the insertion part of the endoscope and one end of the forceps channel 31 is connected with an external air source 32, a water source 33 and a negative pressure source 34.
The connecting pipeline consists of an air passage connecting pipe 11, an air passage releasing pipe 4, a waterway connecting pipe 10, a clamp connecting pipe 9, an air source connecting pipe 6, a water source connecting pipe 7, a negative pressure source connecting pipe 8 and a negative pressure releasing pipe 5.
Further, one end of the air passage connecting pipe 4 and one end of the water passage connecting pipe 10 are connected with the nozzle passage 30 of the endoscope insertion part together, and the other end is respectively connected with the air passage and the water passage designed on the button seat 3, so that the air passage and the water passage are used for conveying air and water to the nozzle passage 30 of the endoscope insertion part through the air passage and the water passage, and the function of conveying the air and the water to a patient is realized.
One end of the forceps channel connecting pipe 9 is connected with the forceps channel 31 of the endoscope inserting part, and the other end is connected with a negative pressure channel designed on the button seat 3 and used for sucking accumulated liquid in a patient through the forceps channel connecting pipe 9.
One end of the air source connecting pipe 6 is connected with the air channel on the button seat 3, and the other end is connected with the air source 32, so that the function of conveying the air in the air source 32 into a patient is realized.
One end of the water source connecting pipe 7 is connected with a water channel designed on the button seat 3, and the other end is connected with the water source 33, so that the function of conveying water in the water source 33 into a patient is realized.
One end of the negative pressure source connecting pipe 8 is connected with a negative pressure channel designed on the button seat 3, and the other end is connected with the negative pressure source 34, so that the function of sucking out the accumulated liquid in the patient is realized.
One end of the air passage release pipe 4 and one end of the negative pressure release pipe 5 are respectively connected with an air passage release pipe opening 22 and a negative pressure release pipe opening 24 which are designed on the button seat 3, and the other end of the air passage release pipe is commonly connected with an air passage opening on the operating handle for releasing gas and negative pressure.
The button 2 is composed of a spring 12, a button cap 13, a button rod 15, a first sealing ring 17, a second sealing ring 18, a third sealing ring 19 and a fourth sealing ring 20. See in particular fig. 3.
Wherein, the button cap 13 is connected with the button rod 15, and the spring 12 is sleeved on the button rod 15; the button cap 13 is pressed to drive the button rod 15 to generate compression force on the spring 12, so that the button rod 15 can radially move in the button seat 3; next, the reset force of the spring 12 can reset the button bar 15, and return the button bar 15 to the initial state.
The button rod 15 is provided with an air passage 35, an air and water supply opening 14 and a suction opening 16 at the upper, middle and lower sides thereof.
The air passage 35 is used to discharge air inside the button 2 out of the button 2 through the air passage in an initial state.
The suction opening 16 and the negative pressure channel are matched to form the conduction of the negative pressure channel, the suction opening 16 at the bottom of the button rod 15 is connected with the negative pressure channel by pressing the button rod 15, and the negative pressure channel can transmit negative pressure to the forceps channel connecting pipe 9 through the suction opening 16, so that the suction operation can be realized.
The first sealing ring 17, the second sealing ring 18, the third sealing ring 19 and the fourth sealing ring 20 are used for sealing different areas of the inner wall of the button seat 3.
The first sealing ring 17, the second sealing ring 18, the third sealing ring 19 and the fourth sealing ring 20 are sequentially arranged on the button rod 15 from top to bottom; the first sealing ring 17 and the second sealing ring 18 are sequentially arranged at one side of the air and water supplying hole 14; the third sealing ring 19 and the fourth sealing ring 20 are sequentially arranged on the other side of the air and water supplying hole 14.
The first sealing ring 17 and the second sealing ring 18 partition and conduct the air passage through radial movement of the button 2 in the button seat 3; the third sealing ring 19 and the fourth sealing ring 20 cut off and conduct the water channel through the continuous radial movement of the button 2 in the button seat 3.
Specifically, when the air supply state is in, at this time, neither the first seal ring 17 nor the second seal ring 18 is located on the air outlet hole 25 and the air inlet hole 21 on the button seat 3, and the air passage is in a conducting state at this time; meanwhile, the third sealing ring 19 is matched with the water outlet hole 26 on the button seat to seal the water channel; in this state, the air supply operation can be realized.
When the air-pressure release device is in a water delivery state, the first sealing ring 17 and the second sealing ring 18 are matched with the air outlet hole 25 by pressing the button 2 to the limit step 28 at the bottom of the button seat 3, and meanwhile, the third sealing ring 19 blocks the air-pressure release channel to isolate the air passage; at this time, the third sealing ring 19 and the fourth sealing ring 20 are not positioned on the water inlet hole 23 and the water outlet hole 26, so that the water channel is communicated; in this state, the water feeding operation can be realized.
The sealing scheme is not limited, the design of part of sealing rings can be omitted, a mechanical structure tightly matched with the inner hole of the button seat 3 is added on the button rod 15, and the sealing effect is achieved through tight fit.
The operation of the present solution in a specific application is illustrated below.
Referring to fig. 4, when the endoscope operating system is in an initial state of the button 2 installation, external air is discharged out of the button 2 through the air passage of the air and water supply opening 14 on the button lever 15 due to the action of the button seal ring.
Referring to fig. 5, when the air supply function is required, the finger blocks the air supply/water supply opening 14 of the button rod, and under the action of the second sealing ring 18, the air in the air source 32 is flushed through the butterfly portion of the second sealing ring 18 and then enters the air passage connecting pipe 11, so as to realize the air supply function of the operation for supplying air to the patient.
At this time, the third sealing ring 19 is matched with the water outlet hole 26 on the button seat to seal the water channel, so that the water supply function cannot be influenced; meanwhile, the negative pressure release pipe 4 is communicated with the negative pressure source connecting pipe, and the attractive force generated by the negative pressure source 34 is released through the negative pressure release pipe, so that the work of the negative pressure source 34 does not influence the air supply function.
Referring to fig. 6, when the water supply function is required during the operation, the finger presses the button cap 13 to the limit step 28 where the blocking feeling is felt, at this time, the second sealing ring 18 is compressed and deformed by the contraction of the inner wall of the button seat 3, and gas cannot enter the air passage connecting tube 11 through the butterfly portion of the second sealing ring 18 and simultaneously the third sealing ring 19 blocks the air pressure release passage, so that the air passage is blocked.
Along with the continuous operation of the air source 32, the pressure in the external water source 33 is continuously increased due to the pressure of the air source 32, and at the moment, the water in the water source 33 is sent to the button seat 3 through the water source connecting pipe 7 and enters the water path connecting pipe 10, so that the operation of supplying water to the patient is realized; meanwhile, due to the effects of the third sealing ring and the fourth sealing ring, the water source cannot leak to the air source connecting pipe 6 and the negative pressure source connecting pipe 7.
When the endoscope operation system is in an initial state, an air supply state and a water supply state, the negative pressure source 34 is in a continuous working state, the negative pressure channel is connected with the air passage opening of the operation handle through the negative pressure source connecting pipe 8 and the negative pressure release pipe 5, and the pressure generated by the negative pressure source 34 is released through the air passage opening in the operation handle 1, so that the suction function is not generated to interfere the operation.
Referring to fig. 7, when the suction function is required, the finger presses the button cap 13 to the bottommost part, and the clamp connection pipe 9 communicates with the negative pressure source connection pipe 8 through the button rod suction opening 16, and aspirates the effusion in the patient under the action of the negative pressure. At this time, the air source connecting pipe 6 is communicated with the air passage releasing pipe 4, the pressure generated by the air source is released through the air passage releasing pipe, and the water source 33 is conveyed through the pressure of the air source 32, so that when the suction function is realized, the air supply and water supply functions are not interfered with the realization of the suction function.
The endoscope operation handle air and water supply suction system formed by the scheme realizes that one button can simultaneously have the functions of air supply, water supply and suction, improves the convenience of single-hand holding operation of the endoscope operation handle, avoids the possibility of wrong installation when a plurality of buttons are installed, and simultaneously reduces the labor cost and the management cost of later maintenance of a hospital.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An operating system is characterized by comprising a button seat, a button, a plurality of connecting pipelines, an air source, a water source and a negative pressure source;
the button is arranged in the button seat to form a pipeline adjusting component, the pipeline adjusting component is respectively connected with an air source, a water source and a negative pressure source through connecting pipelines, the injection component and the insertion part clamp channel in the endoscope form an air channel communicated with the air source and the injection component, a water channel communicated with the water source and the injection component and a negative pressure channel communicated with the negative pressure source and the insertion part clamp channel; the air source is used as water supply power of a water source; the connecting pipeline opening comprises an air outlet hole, an air inlet hole, an air pressure release hole, a water outlet hole, a water inlet hole, a negative pressure release hole, a negative pressure output hole and a negative pressure input hole which are sequentially staggered from top to bottom in the button seat; the air outlet hole and the air inlet hole form an air passage and are connected with an air source through a connecting pipeline; the water outlet hole and the water inlet hole form a water channel and are connected with a water source through a connecting pipeline; the negative pressure output hole and the negative pressure input hole form a negative pressure channel and are connected with a negative pressure source through a connecting pipeline; the air pressure release hole forms an air pressure release channel through a connecting pipeline; the negative pressure release hole forms a negative pressure release channel through a connecting pipeline;
the button can act in the button seat under the action of external force, and the control system is sequentially switched among an initial state, an air supply state, a water supply state and an attraction state;
in the initial state, the button controls the pipeline adjusting assembly to close the air passage and the water passage, and enables the air source and the negative pressure source to be directly communicated with each other from outside to outside through the pipeline adjusting assembly;
the button controls the pipeline adjusting assembly to conduct the air passage, closes the water passage and enables the negative pressure source to be directly communicated with the outside through the pipeline adjusting assembly;
the button controls the pipeline adjusting assembly to conduct the water channel, closes the air channel and enables the negative pressure source to be directly communicated with the outside through the pipeline adjusting assembly in a water delivery state;
and in an attractive state, the button controls the pipeline adjusting assembly to conduct the negative pressure channel, close the air passage and enable the air source to be directly communicated with the outside through the pipeline adjusting assembly.
2. An operating system according to claim 1 wherein the line adjustment assembly is mounted on an endoscope operating handle.
3. An operating system according to claim 1, wherein the button seat is internally hollow for receiving a button; a plurality of connecting pipeline openings for installing connecting pipelines are arranged at different positions of the inner wall of the hollow cavity; the inner wall of button seat bottom is equipped with spacing step, and it can form the switch on of water course with the button cooperation.
4. An operating system according to claim 1, wherein the button is comprised of a spring, a button cap, a button stem, a first seal, a second seal, a third seal, and a fourth seal;
the button cap is connected with the button rod, and the spring is sleeved on the button rod;
the button rod is provided with an air supply and water supply opening and a suction opening at the upper part and the lower part respectively; the suction opening is matched with the negative pressure channel to form the conduction of the negative pressure channel;
the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring are sequentially arranged on the button rod from top to bottom; the first sealing ring and the second sealing ring are sequentially arranged on one side of the air supply and water supply opening; the third sealing ring and the fourth sealing ring are sequentially arranged on the other side of the air supply and water supply opening;
the first sealing ring and the second sealing ring partition and conduct the air passage through radial movement of the button in the button seat; the third sealing ring and the fourth sealing ring partition and conduct the water channel through continuous radial movement of the button in the button seat.
5. A control method of an operating system according to any one of claims 1 to 4, wherein the control method is characterized in that the control method is respectively connected with a gas source, a water source and a negative pressure source through a control pipeline adjusting component, a spraying component and an inserting part clamp channel in an endoscope, and forms a gas channel communicated with the gas source and the spraying component, a water channel communicated with the water source and the spraying component and a negative pressure channel communicated with the negative pressure source and the inserting part clamp channel; the air source is used as water supply power of a water source at the same time; the system is controlled to be sequentially switched among an initial state, an air supply state, a water supply state and an attraction state by controlling the moving stroke of a button in the pipeline adjusting assembly;
in the initial state, the air passage and the water passage are closed, and the air source and the negative pressure source are directly communicated to the outside through the pipeline adjusting component;
the air supply state is that the air passage is conducted, the water passage is closed, and the negative pressure source is directly communicated to the outside through the pipeline adjusting component;
in a water supply state, a water channel is conducted, the air channel is closed, and the negative pressure source is directly communicated with the outside through the pipeline adjusting component;
the suction state, the negative pressure channel is conducted, the air channel is closed, and the air source is directly communicated to the outside through the pipeline adjusting component.
6. The control method according to claim 5, characterized in that the whole control process gas source and/or the negative pressure source are always in operation.
7. The control method according to claim 5, wherein the control method is capable of controlling the system to directly return to the initial state from the air-feed state, the water-feed state, or the suction state.
8. An endoscope comprising the operating system of any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618932.4A CN112754394B (en) | 2020-12-31 | 2020-12-31 | Operating system, control method and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618932.4A CN112754394B (en) | 2020-12-31 | 2020-12-31 | Operating system, control method and endoscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3169439B2 (en) * | 1992-07-01 | 2001-05-28 | 旭光学工業株式会社 | Endoscope air / water switching device |
| JP3764500B2 (en) * | 1994-11-25 | 2006-04-05 | オリンパス株式会社 | Endoscope fluid control system |
| JP2006167122A (en) * | 2004-12-15 | 2006-06-29 | Olympus Corp | Air supply system |
| JP2012125401A (en) * | 2010-12-15 | 2012-07-05 | Fujifilm Corp | Endoscope |
| JP2013070702A (en) * | 2011-09-26 | 2013-04-22 | Fujifilm Corp | Fluid conduit switching device and endoscope |
| JP5476361B2 (en) * | 2011-12-01 | 2014-04-23 | 富士フイルム株式会社 | Endoscope duct switching device and ultrasonic endoscope |
| CN103211566B (en) * | 2013-04-17 | 2014-12-10 | 杭州安杰思医学科技有限公司 | Endoscope with water injection and gas injection selecting button |
| JP6002703B2 (en) * | 2014-02-06 | 2016-10-05 | 富士フイルム株式会社 | Endoscope suction line switching device and endoscope |
| JP6619517B2 (en) * | 2016-06-29 | 2019-12-11 | オリンパス株式会社 | Endoscope button and endoscope |
| JP2018121924A (en) * | 2017-02-01 | 2018-08-09 | オリンパス株式会社 | Endoscope air supply/water supply valve and endoscope |
| CN107788936A (en) * | 2017-12-05 | 2018-03-13 | 北京华信佳音医疗科技发展有限责任公司 | A kind of new endoscope water gas system |
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