CN106512037A - Ultraviolet disinfecting system for operating room - Google Patents

Abstract

The invention belongs to the field of medical disinfection. An ultraviolet disinfection system for an operating room, comprising: an information collection unit, which includes a nano-biological sensor and a human body proximity sensor, and the information collection unit is connected to an information processing unit; the information processing unit, which includes a single-chip computer connected to the information collection unit device, a display screen connected to the single-chip controller, Flash memory; an execution unit, which includes an ultraviolet lamp, a camera, a voice announcer and an electromagnetic lock; the execution unit is connected with the single-chip controller; a timing start unit, which includes a power supply A 555 timer connected to the unit, a tact switch connected to the 555 timer; a power supply unit, which is electrically connected to the information collection unit, information processing unit, and execution unit through the timing start unit. The invention can monitor the operating room environment in real time, and automatically carry out comprehensive and effective disinfection, reducing the labor intensity of cleaning personnel.

Description

A UV disinfection system for operating room

technical field

The invention belongs to the field of medical disinfection, in particular to an ultraviolet disinfection system used in operating rooms.

Background technique

The operating room is an important place for surgical diagnosis and treatment to rescue patients. It is also an important technical department of the hospital. The air in the operating room and the items required for the operation need to be disinfected to prevent infection and ensure the success of the operation. Efficient and safe surgical ground protection, aseptic operating room environment, can meet the external environmental requirements of organ transplantation, heart, blood vessel, artificial joint replacement and other operations. In the cleaning operation of the operating room, it is necessary to kill or remove the pathogenic microorganisms on the transmission medium to make them harmless, and then kill or remove all microorganisms on the transmission medium. The sterilized items must be completely sterile It can be seen that the cleaning and disinfection of the operating room is a systematic work

Hospitals usually need to manually spray disinfectant liquid to disinfect the operating room, but it is currently recognized internationally that ultraviolet disinfection is the most effective method for disinfection in hospital operating rooms. Ultraviolet radiation can change the structure of viral DNA in the air and transform harmful bacteria It is harmless bacteria, so as to completely kill harmful live germs in the air. However, the environmental information collection level of the operating room is low, and the ultraviolet disinfection technology may have a negative impact on the normal human body. Therefore, when performing ultraviolet disinfection, no personnel are required in the room. The flow of people in the operating room is uncertain, so the cleaning staff need to repeatedly disinfect the operating room at intervals, and if there are patients in the operating room undergoing surgery during the disinfection process, the cleaning staff needs to wait outside, which increases the work of the cleaning staff. Difficulty .

Contents of the invention

In view of the above problems, the present invention provides an ultraviolet disinfection system for operating room, which can monitor the operating room environment in real time, and automatically carry out comprehensive and effective disinfection, which improves the disinfection efficiency and quality, and reduces the labor of cleaning personnel. strength.

The technical solution of the present invention is: an ultraviolet disinfection system used in an operating room, including an information collection unit, an information processing unit, an execution unit, a timing start unit, and a power supply unit, wherein:

An information collection unit, including a nano-biological sensor and a human body proximity sensor, the information collection unit is connected to the information processing unit;

An information processing unit, including a single-chip controller connected to the information collection unit, a display screen connected to the single-chip controller, and a Flash memory;

Executing unit, comprises ultraviolet light, camera, voice announcer and electromagnetic lock; This executing unit is connected with described single-chip microcomputer controller;

The timing start unit includes a 555 timer connected to the power supply unit, a tact switch connected to the 555 timer, and the tact switch is connected to the information collection unit, the information processing unit, and the execution unit;

The power supply unit is electrically connected with the information collection unit, the information processing unit and the execution unit through the timing start unit.

Further, the signal processing unit further includes an A/D conversion module, and both the nano-biological sensor and the human body proximity sensor are connected to the single-chip controller through the A/D conversion module.

Further, an output module is arranged between the single-chip microcomputer controller and the display screen.

Further, the power supply unit includes a solar panel and a storage battery connected to the solar panel, and the storage battery is connected to the timing start unit.

Further, the display screen is an LCD display screen.

Further, an intelligent control terminal is also included; the intelligent control terminal is a smart phone, and the smart phone is wirelessly connected to the output module through WIFI.

As can be seen from the above technical solutions, the beneficial effects of the present invention are:

1. An ultraviolet disinfection system for operating rooms of the present invention has the characteristics of easy use and reasonable design. Utilize the nanobiological sensor in the information collection unit to detect the information of bacteria and viruses in the operating room, improve the efficiency of information collection, and provide the collected information to the single-chip controller in time for processing, which can quickly and accurately The operating room environment is monitored in real time. When it exceeds the threshold set by the system, the single-chip controller controls the ultraviolet lamp to perform ultraviolet disinfection; a timing start unit is designed to ensure real-time data transmission and avoid huge data volume Too much invalid data is caused, and the transmission process is safe and reliable. Through the human body proximity sensor in the execution unit, the approach of nearby people can be accurately detected, and the door of the operating room can be closed through the electromagnetic valve, so as to avoid people entering the operating room by mistake during ultraviolet disinfection. Harmful from UV radiation.

2. The automatic disinfection device of the present invention has reasonable design and simple operation, which solves the time-consuming and labor-intensive problem of manual disinfection in hospital operating rooms. After the user sets up the system through an LCD display or a smart phone, it can automatically disinfect the operating room. Do all-round disinfection to ensure the safety of cleaning personnel, can effectively improve work efficiency, save human resources, and improve disinfection conditions.

3. An ultraviolet disinfection system used in operating rooms of the present invention uses ultraviolet lamps for disinfection. The principle of ultraviolet disinfection is to destroy and change the DNA structure of microorganisms through the irradiation of ultraviolet light, so that bacteria and viruses die immediately or cannot reproduce offspring , To achieve the purpose of sterilization, the ultraviolet disinfection method has the advantages of simplicity and convenience, no dead angle for disinfection, no secondary pollution, easy management and automation. The ultraviolet sterilizer has the characteristics of good light irradiation conditions, low energy consumption, flexible and convenient installation and disassembly of equipment, and no secondary pollution.

Description of drawings

Fig. 1 is the structural representation of the ultraviolet automatic disinfection system that the present invention is used in operating room;

The reference signs in the figure are: 1 - information collection unit; 2 - information processing unit; 3 - execution unit; 4 - timing start unit; 5 - power supply unit.

detailed description

An ultraviolet disinfection system for operating rooms of the present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in Figure 1, an ultraviolet disinfection system for an operating room includes an information collection unit 1, an information processing unit 2, an execution unit 3, a timing start unit 4, and a power supply unit 5, wherein:

The information collection unit 1 includes a nano-biological sensor and a human body proximity sensor, and the information collection unit 1 is connected to the information processing unit 2;

The information processing unit 2 includes a single-chip controller connected to the information collection unit 1, a display screen connected to the single-chip controller, and a Flash memory;

Executing unit 3, comprises ultraviolet light, camera, voice announcer and electromagnetic lock; This executing unit 3 is connected with described single-chip microcomputer controller;

The timing start unit 4 includes a 555 timer connected to the power supply unit 5, a tact switch connected to the 555 timer, the tact switch is connected to the information collection unit 1, the information processing unit 2, and the execution unit 3 are connected;

The power supply unit 5 is electrically connected with the information collection unit 1 , the information processing unit 2 , and the execution unit 3 through the timing start unit 4 .

When the present invention is actually used, the nano-biological sensor and the human body proximity sensor are located in the operating room; the camera is located at the top of the doorway of the operating room; the ultraviolet lamp and voice announcer are located at the top of the operating room ; The electromagnetic lock is on the door of the operating room. Among them, the nano-biosensor is used to detect viruses in the operating room. The nano-biosensor is small and easy to use. It uses the optical method of up-conversion luminescence resonance energy transfer, which can quickly and sensitively detect different types of viruses, and the acquired detection data is passed through After the A/D conversion module is output to the single-chip controller; the human body proximity sensor can be used to accurately detect the proximity of nearby people, which improves the efficiency of information collection, and sends the collected information to the single-chip control through the A/D conversion module. The device is controlled accordingly to realize the automatic disinfection of the operating room.

Since the present invention is designed with a timing start unit 4, the entire system is used within a specified cycle, that is, when the cycle time is reached, the 555 timer starts the tact switch, and the tact switch passes through the link between the power supply unit 5 and other units. , so as to form a power supply link, the whole device starts to work, and when the transmission cycle is over, the light touch switch is turned off, and the whole system is in a low-power working state.

As a preferred embodiment, the signal processing unit also includes an A/D conversion module, the A/D conversion module is mainly used to convert the analog signal output by the information acquisition unit 1 into a digital signal that can be recognized by the single-chip controller , both the nano-biological sensor and the human body proximity sensor are connected to the single-chip controller through the A/D conversion module.

As a preferred embodiment, an output module is provided between the single-chip controller and the display screen, and the output module is mainly used to output the information obtained after the operation of the single-chip controller, so that the system has good resistance Interference ability.

As a preferred embodiment, the power supply unit 5 includes a solar panel and a storage battery connected to the solar panel, and the storage battery is connected to the timing start unit 4; the solar panel converts the light energy of the sun into electrical energy, and outputs direct current It is stored in the storage battery to supply power to the whole disinfection system, so that the present invention is convenient to use, energy-saving and environment-friendly.

As a preferred embodiment, the display screen is an LCD display screen, and the LCD display screen is adopted because it has the advantages of low power consumption, no radiation, and a soft picture.

As a preferred embodiment, it also includes an intelligent control terminal; the intelligent control terminal is a smart phone, and the smart phone is wirelessly connected to the output module through WIFI, and the cleaning staff can remotely control the disinfection system through the smart phone. Work.

In the technical solution of the present invention, the nano-biosensor adopts the optical method of up-conversion luminescence resonance energy transfer to detect the information of the virus in the operating room, and transmits the information to the single-chip controller through the A/D conversion module; the human body proximity sensor The induction signal is sent to the single-chip controller through the A/D conversion module, and the human body proximity sensor can accurately detect the approach of nearby people. It uses a microcircuit chip for program-controlled processing inside, and has high detection sensitivity and trigger reliability. The single-chip controller processes the data of the nanobiological sensor and the human body proximity sensor, and transmits the data to the Flash memory through the serial communication interface; the Flash memory receives the collected operating room environment signal through the serial communication interface The output module transmits the received operating room environment information to the LCD liquid crystal display or the intelligent control terminal, and the LCD liquid crystal display is used to display the collected environmental information of the operating room in real time; the intelligent control The terminal can realize remote control; the power supply unit 5 provides power support for all the above units.

A kind of control method of the ultraviolet disinfection system that is used for operating room of the present invention is:

A. Initialize the single-chip controller, set the irradiation time required for the ultraviolet light in the operating room to achieve the disinfection effect, set the lowest number of bacteria and viruses in the operating room; the time period for ultraviolet disinfection of the 555 timer by light touch switch Make settings, and the camera will record at the same time, and record through the Flash memory;

B. Use the nano-biosensor to monitor the number of bacteria and viruses in the operating room in real time, compare the data of bacteria and viruses currently collected with the data of the lowest bacteria and viruses in the operating room set, if the currently collected bacteria and viruses The number is greater than the lowest number of bacteria and viruses in the operating room, the nano-biosensor transmits information to the single-chip controller through the A/D conversion module, and the single-chip controller controls the voice announcer for voice broadcast Prompt and control the lighting work of the ultraviolet lamp;

C. After the ultraviolet light is on and working, the electromagnetic lock closes the door of the operating room, and the human body proximity sensor detects whether there is someone approaching nearby, and the induction signal is input to the single-chip controller through the A/D conversion module. If someone is detected close, the single-chip controller controls the UV lamp to turn off.

When the present invention is in use, after the cleaning staff cleans the operating room, the time period for ultraviolet disinfection of the 555 timer is timed through the light touch switch, and the camera takes pictures at the same time, and records through the Flash memory. When the ultraviolet disinfection time is approaching When the time is up, the single-chip controller controls the voice announcer to give a voice reminder in the operating room, reminding the personnel in the operating room that ultraviolet disinfection will be carried out in the operating room, so that the personnel can prepare early and leave the operating room. When the time for ultraviolet disinfection is up, the single-chip microcomputer The device controls the electromagnetic lock to close the door of the operating room, and at the same time, the single-chip controller controls the ultraviolet lamp to turn on to disinfect the operating room. The induction signal is input to the single-chip controller through the A/D conversion module, then the single-chip controller controls the electromagnetic lock to open the door of the operating room, and at the same time the single-chip controller controls the ultraviolet light to turn off,

The above description is a detailed description of the preferred feasible embodiments of the present invention, but the embodiments are not used to limit the scope of the patent application of the present invention. All equivalent changes or modifications completed under the technical spirit suggested by the present invention shall belong to The scope of patents covered by the present invention.

Claims (6)

1. a kind of ultraviolet ray disinfecting system for operating room, it is characterised in that：Including information acquisition unit, information processing list Unit, performance element, start by set date unit and power supply unit, wherein：

Information acquisition unit, including nano biological sensor, human body proximity sensor, the information acquisition unit link information are processed Unit；

Information process unit, including the aobvious of the singlechip controller and singlechip controller connection being connected with information acquisition unit Display screen, flash storage；

Performance element, including Burdick lamp, photographic head, voice announcer and electromagnetic lock；The performance element and the single-chip microcomputer control Device connection processed；

Start by set date unit, including 555 intervalometers being connected with power supply unit and touching out that 555 intervalometer is connected Close, the touch-switch is connected with described information collecting unit, information process unit, performance element；

Power supply unit, is electrically connected with information acquisition unit, information process unit, performance element by start by set date unit.

2. a kind of ultraviolet ray disinfecting system for operating room according to claim 1, it is characterised in that：At described information Reason unit also includes that A/D modular converters, the nano biological sensor and human body proximity sensor pass through the A/D moduluss of conversion Block is connected with the singlechip controller.

3. a kind of ultraviolet ray disinfecting system for operating room according to claim 1, it is characterised in that：The single-chip microcomputer Output module is provided between controller and the display screen.

4. a kind of ultraviolet ray disinfecting system for operating room according to claim 1, it is characterised in that：The power supply is single Unit includes the accumulator that solar panel and solar panel connect, and the accumulator connects start by set date unit.

5. a kind of ultraviolet ray disinfecting system for operating room according to claim 1, it is characterised in that：The display screen For LCD display.

6. a kind of ultraviolet ray disinfecting system for operating room according to claim 3, it is characterised in that：Also include intelligence Control terminal；The control of intelligent terminal is smart mobile phone, and the smart mobile phone is by WIFI and output module wireless signal company Connect.