CN212369048U - Negative pressure control system of ligation device - Google Patents
Negative pressure control system of ligation device Download PDFInfo
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- CN212369048U CN212369048U CN202020698322.9U CN202020698322U CN212369048U CN 212369048 U CN212369048 U CN 212369048U CN 202020698322 U CN202020698322 U CN 202020698322U CN 212369048 U CN212369048 U CN 212369048U
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Abstract
The utility model provides a negative pressure control system of ligation device, include: the voltage input end of the processor is connected with the output end of the power supply module; the negative pressure control end of the processor is connected with a negative pressure driving module, and the negative pressure driving module comprises an enabler, a control switch and a negative pressure generating device; the enabler is connected with the negative pressure control end of the processor, the enabler is connected with the control switch, the control switch is connected with the negative pressure generating device, and the output end of the negative pressure generating device is communicated with the suction pipe; the pressure data input end of the processor is connected with the output end of the pressure detection module, and the pressure detection module is communicated with the suction pipe; and the display control end of the processor is connected with the input end of the display module. The utility model discloses can detect and automatic control the pressure in the straw for operation process datamation and visual, and the operation process is more stable laborsaving, has avoided unnecessary to rock, has reduced the fault rate, makes the operation more accurate swift.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially relate to a negative pressure control system of ligation device.
Background
The anorectal ligation device can be used for treating internal hemorrhoid and external hemorrhoid in clinical operation. After the loose superficial venous network in the anal canal is ligated, the hemorrhoid has no blood supply source, and the hemorrhoid without blood supply disappears, so that the hemorrhoid is cured. Compared with the instrument anastomosis, the anorectal ligation device can greatly shorten the operation time, has no wound, reduces the operation difficulty and improves the operation quality. In addition, the anorectal ligation device is convenient for the operation process, reduces the bleeding of the patient and relieves the fatigue of the doctor. When the anorectal ligation device is used, negative pressure pumping operation is generally carried out on a suction pipe of the anorectal ligation device, and how to design the ligation device capable of controlling the negative pressure pumping amount is a problem to be solved by a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present invention provides a negative pressure control system for a ligation device.
In order to solve the technical problem, the utility model provides a negative pressure control system of a ligation device, which comprises a suction pipe for sucking the hemorrhoids; the negative pressure monitoring system includes: a processor;
the voltage input end of the processor is connected with the output end of the power supply module;
the negative pressure control end of the processor is connected with a negative pressure driving module, and the negative pressure driving module comprises an enabler, a control switch and a negative pressure generating device; the enabler is connected with the negative pressure control end of the processor, the enabler is connected with the control switch, the control switch is connected with the negative pressure generating device, and the output end of the negative pressure generating device is communicated with the suction pipe;
the pressure data input end of the processor is connected with the output end of a pressure detection module, the pressure detection module is communicated with the suction pipe, the pressure detection module converts the monitored internal pressure of the suction pipe into pressure data, and the pressure detection module transmits the pressure data to the processor;
and the display control end of the processor is connected with the input end of the display module.
Preferably, the display control end of the processor comprises a data display end, the display module comprises a nixie tube display circuit, the input end of the nixie tube display circuit is connected with the data display end of the processor, and the processor displays the acquired pressure data as a number through the nixie tube display circuit.
Preferably, the display control end of the processor further comprises a negative pressure prompt display end, the display module comprises an operating state detection LED circuit, the input end of the operating state detection LED circuit is connected with the negative pressure prompt display end of the processor, and the processor controls the operation of an LED in the operating state detection LED circuit according to the acquired pressure data.
Preferably, the display control end of the processor further comprises a power prompt display end, the display module further comprises a power voltage detection LED circuit, an input end of the power voltage detection LED circuit is connected with the power prompt display end of the processor, and the processor controls the operation of an LED in the power voltage detection LED circuit according to the acquired voltage of the power supply module.
Preferably, the pressure detection module comprises a pressure sensor, a pressure monitoring end of the pressure sensor is communicated with the suction pipe, an output end of the pressure sensor is connected with an input end of an analog-to-digital converter, and an output end of the analog-to-digital converter is connected with a pressure data input end of the processor.
Preferably, the negative pressure control system of the ligation device further comprises a voltage conversion module, an input end of the voltage conversion module is connected with an output end of the power supply module, and an output end of the voltage conversion module is connected with a voltage input end of the processor.
Preferably, the processor is an STM32 single chip microcomputer.
As mentioned above, the negative pressure control system of the ligation device of the utility model has the following beneficial effects:
when the utility model is used, the pressure detection module converts the monitored pressure inside the straw into pressure data, and the pressure detection module transmits the pressure data to the processor; when the processor judges that the internal pressure of the suction pipe is smaller than the preset internal pressure of the suction pipe, the processor drives the enabler, the enabler drives the negative pressure driving module to be electrified, a worker starts the control switch, and the negative pressure generating device performs negative pressure pumping operation on the suction pipe; when the processor judges that the internal pressure of the straw reaches the preset internal pressure of the straw, the processor drives the enabler, and the enabler drives the negative pressure driving module to be powered off; the pressure detection module converts the monitored pressure inside the straw into pressure data, the pressure detection module transmits the pressure data to the processor, and the processor displays the acquired pressure data through the display module; the utility model can detect and automatically control the pressure in the suction pipe, so that the operation process is digitalized and visualized, the operation process is more stable and labor-saving, unnecessary shaking is avoided, the error rate is reduced, and the operation is more accurate and faster; the display module can display the pressure data acquired by the processor, so that a doctor can monitor the operation process in real time.
Drawings
Fig. 1 shows a schematic diagram of a negative pressure control system of the ligation device in this embodiment under the control of a processor.
Fig. 2 is a circuit diagram showing the connection between the processor of the negative pressure control system of the ligation device and the negative pressure driving module, the pressure detecting module, the display module and the voltage converting module.
Description of the reference numerals
100 processor
200 power supply module
300 negative pressure driving module
310 enabler
320 control switch
330 negative pressure generating device
400 pressure detection module
410 pressure sensor
420A/D converter
500 display module
510 nixie tube display circuit
511 digital driver
512 digital tube
520 running state detection LED circuit
521 first LED
522 second LED
530 LED circuit for detecting power supply voltage
531 third LED
600 voltage conversion module
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 to 2, in the negative pressure control system of the ligation device of the present embodiment, the ligation device includes a suction tube for sucking the hemorrhoid; the negative pressure monitoring system includes: a processor 100;
the voltage input end of the processor 100 is connected with the output end of the power supply module 200;
the negative pressure control end of the processor 100 is connected to the negative pressure driving module 300, and the negative pressure driving module 300 includes an enabler 310, a control switch 320 and a negative pressure generating device 330; the enabler 310 is connected with the negative pressure control end of the processor 100, the enabler 310 is connected with the control switch 320, the control switch 320 is connected with the negative pressure generating device 330, and the output end of the negative pressure generating device 330 is communicated with the suction pipe;
the pressure data input end of the processor 100 is connected with the output end of the pressure detection module 400, the pressure detection module 400 is communicated with the straw, the pressure detection module 400 converts the monitored internal pressure of the straw into pressure data, and the pressure detection module 400 transmits the pressure data to the processor 100;
the display control terminal of the processor 100 is connected to the input terminal of the display module 500.
When the utility model is used, the pressure detection module 400 converts the monitored pressure inside the straw into pressure data, and the pressure detection module 400 transmits the pressure data to the processor 100; when the processor 100 judges that the internal pressure of the straw is less than the preset internal pressure of the straw, the processor 100 drives the enabler 310, the enabler 310 drives the negative pressure driving module 300 to be powered on, a worker turns on the control switch 320, and the negative pressure generating device 330 performs negative pressure pumping operation on the straw; when the processor 100 judges that the internal pressure of the straw reaches the preset internal pressure of the straw, the processor 100 drives the enabler 310, and the enabler 310 drives the negative pressure driving module 300 to be powered off; the pressure detection module 400 converts the monitored internal pressure of the straw into pressure data, the pressure detection module 400 transmits the pressure data to the processor 100, and the processor 100 displays the acquired pressure data through the display module 500; the utility model can detect and automatically control the pressure in the suction pipe, so that the operation process is digitalized and visualized, the operation process is more stable and labor-saving, unnecessary shaking is avoided, the error rate is reduced, and the operation is more accurate and faster; the display module 500 can display the pressure data acquired by the processor 100 so that the surgeon can monitor the surgical procedure in real time.
The display control end of the processor 100 includes a data display end, the display module 500 includes a nixie tube display circuit 510, the input end of the nixie tube display circuit 510 is connected with the data display end of the processor 100, and the processor 100 displays the acquired pressure data as a number through the nixie tube display circuit 510. The physician can directly see the pressure data in the straw through the nixie tube display circuit 510. Nixie tube display circuitry 510 includes a digital driver 511 coupled to processor 100, digital driver 511 coupled to nixie tube 512.
The display control end of the processor 100 further includes a negative pressure prompt display end, the display module 500 includes an operating state detection LED circuit 520, an input end of the operating state detection LED circuit 520 is connected with the negative pressure prompt display end of the processor 100, and the processor 100 controls the operation of LEDs in the operating state detection LED circuit 520 according to the acquired pressure data. The operating state detecting LED circuit 520 includes a first LED521 and a second LED422 connected in parallel; when the processor 100 judges that the internal pressure of the straw is less than the preset internal pressure of the straw, the processor 100 controls the first LED521 to be lightened, and the first LED521 is lightened to be red; when the processor 100 determines that the internal pressure of the straw reaches the preset internal pressure of the straw, the processor 100 controls the second LED422 to light, and the second LED422 lights in green.
The display control end of the processor 100 further includes a power prompt display end, the display module 500 further includes a power voltage detection LED circuit 530, an input end of the power voltage detection LED circuit 530 is connected with the power prompt display end of the processor 100, and the processor 100 controls operation of LEDs in the power voltage detection LED circuit 530 according to the acquired voltage of the power supply module 200. The power supply voltage detection LED circuit 530 includes a third LED 531. When the processor 100 determines that the electric quantity output by the power supply module 200 is smaller than the preset electric quantity value, the third LED531 displays a red light; when the processor 100 determines that the power output by the power supply module 200 reaches the preset power value, the third LED531 displays a green light.
The pressure detection module 400 comprises a pressure sensor 410, a pressure monitoring end of the pressure sensor 410 is communicated with the suction pipe, an output end of the pressure sensor 410 is connected with an input end of an analog-to-digital converter 420, and an output end of the analog-to-digital converter 420 is connected with a pressure data input end of the processor 100. The pressure sensor 410 monitors the pressure in the pipette.
The negative pressure control system of the ligation device further comprises a voltage conversion module 600, wherein the input end of the voltage conversion module 600 is connected with the output end of the power supply module 200, and the output end of the voltage conversion module 600 is connected with the voltage input end of the processor 100.
The processor 100 is an STM32 single chip microcomputer. The negative pressure generator is a direct current vacuum generating device. The power supply module 200 is a power supply.
The ligation device comprises a shell, a direct current vacuum generating device is arranged in the shell, and negative pressure is generated by the direct current vacuum generating device arranged on the ligation device, so that the size of the ligation device is small, and the space occupied in an operating room is reduced.
The power supply is connected to conduct the whole negative pressure control system, the pressure detection module 400 converts the monitored internal pressure of the straw into pressure data, and the pressure detection module 400 transmits the pressure data to the processor 100; the processor 100 activates the enabler 310 of the display module 500 and the negative voltage driving module 300 to operate the operation state detection LED circuit 520 and the power supply voltage detection LED circuit 530, and the negative voltage driving module 300 enters a standby state; when the ligation is needed, the control switch 320 of the negative pressure driving module 300 is activated, the enabler 310 works, so that the direct current vacuum generating device is powered on to operate, and then the corresponding steps of the ligation operation are completed. The utility model discloses can open according to the direct current vacuum generating device's of straw internal pressure negative pressure drive module 300 and stop to maintain the negative pressure environment in the straw.
To sum up, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. A negative pressure control system of a ligation device comprises a suction tube for sucking haemorrhoids; it is characterized in that the negative pressure monitoring system comprises: a processor (100);
the voltage input end of the processor (100) is connected with the output end of the power supply module (200);
the negative pressure control end of the processor (100) is connected with a negative pressure driving module (300), and the negative pressure driving module (300) comprises an enabler (310), a control switch (320) and a negative pressure generating device (330); the enabler (310) is connected with a negative pressure control end of the processor (100), the enabler (310) is connected with the control switch (320), the control switch (320) is connected with the negative pressure generating device (330), and an output end of the negative pressure generating device (330) is communicated with the straw;
the pressure data input end of the processor (100) is connected with the output end of a pressure detection module (400), the pressure detection module (400) is communicated with the straw, the pressure detection module (400) converts the monitored internal pressure of the straw into pressure data, and the pressure detection module (400) transmits the pressure data to the processor (100);
the display control end of the processor (100) is connected with the input end of the display module (500).
2. The negative pressure control system of a ligation device according to claim 1, wherein: the display control end of the processor (100) comprises a data display end, the display module (500) comprises a nixie tube display circuit (510), the input end of the nixie tube display circuit (510) is connected with the data display end of the processor (100), and the processor (100) displays the acquired pressure data into numbers through the nixie tube display circuit (510).
3. The negative pressure control system of a ligation device according to claim 1, wherein: the display control end of the processor (100) further comprises a negative pressure prompt display end, the display module (500) comprises an operating state detection LED circuit (520), the input end of the operating state detection LED circuit (520) is connected with the negative pressure prompt display end of the processor (100), and the processor (100) controls the operation of an LED in the operating state detection LED circuit (520) according to the acquired pressure data.
4. The negative pressure control system of a ligation device according to claim 1, wherein: the display control end of the processor (100) further comprises a power prompt display end, the display module (500) further comprises a power supply voltage detection LED circuit (530), the input end of the power supply voltage detection LED circuit (530) is connected with the power prompt display end of the processor (100), and the processor (100) controls the operation of an LED in the power supply voltage detection LED circuit (530) according to the acquired voltage of the power supply module (200).
5. The negative pressure control system of a ligation device according to claim 1, wherein: the pressure detection module (400) comprises a pressure sensor (410), the pressure monitoring end of the pressure sensor (410) is communicated with the suction pipe, the output end of the pressure sensor (410) is connected with the input end of an analog-to-digital converter (420), and the output end of the analog-to-digital converter (420) is connected with the pressure data input end of the processor (100).
6. The negative pressure control system of a ligation device according to claim 1, wherein: the intelligent power supply system is characterized by further comprising a voltage conversion module (600), wherein the input end of the voltage conversion module (600) is connected with the output end of the power supply module (200), and the output end of the voltage conversion module (600) is connected with the voltage input end of the processor (100).
7. The negative pressure control system of a ligation device according to claim 1, wherein: the processor (100) is an STM32 single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698322.9U CN212369048U (en) | 2020-04-29 | 2020-04-29 | Negative pressure control system of ligation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698322.9U CN212369048U (en) | 2020-04-29 | 2020-04-29 | Negative pressure control system of ligation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212369048U true CN212369048U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020698322.9U Active CN212369048U (en) | 2020-04-29 | 2020-04-29 | Negative pressure control system of ligation device |
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| Country | Link |
|---|---|
| CN (1) | CN212369048U (en) |
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2020
- 2020-04-29 CN CN202020698322.9U patent/CN212369048U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220905 Address after: 201400 floor 3, building 11, No. 6055, Jinhai highway, Fengxian District, Shanghai Patentee after: Shanghai Tepuyou Medical Technology Co.,Ltd. Address before: 213100 9, Yang Road, West Taihu science and technology industry, Changzhou, Jiangsu Patentee before: Top Minimally Invasive Medical Technology Changzhou Co.,Ltd. |
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| TR01 | Transfer of patent right |