CN117717362A - Seat-matched detection system and method for brain PET (polyethylene terephthalate) - Google Patents
Seat-matched detection system and method for brain PET (polyethylene terephthalate) Download PDFInfo
- Publication number
- CN117717362A CN117717362A CN202310464951.3A CN202310464951A CN117717362A CN 117717362 A CN117717362 A CN 117717362A CN 202310464951 A CN202310464951 A CN 202310464951A CN 117717362 A CN117717362 A CN 117717362A
- Authority
- CN
- China
- Prior art keywords
- seat
- brain pet
- brain
- detection
- pet detector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000004556 brain Anatomy 0.000 title claims abstract description 166
- 238000001514 detection method Methods 0.000 title claims abstract description 128
- 229920000139 polyethylene terephthalate Polymers 0.000 title description 161
- 239000005020 polyethylene terephthalate Substances 0.000 title description 161
- 238000000034 method Methods 0.000 title description 10
- -1 polyethylene terephthalate Polymers 0.000 title description 3
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 238000004590 computer program Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
A seat matching type detection system of brain PET comprises a brain PET detector device, a seat device and a guide rail system; the brain PET detector device comprises a brain PET detector, a limiter, a clamping part and a vertical guide rail; the seat device comprises a plurality of seats and a transverse guide rail, wherein the seats are arranged in the transverse guide rail. There is also a seat-fitting detection method of brain PET, (1) preparation: the brain PET detector is positioned at a high position on the vertical guide rail, and a patient sits on one of the seats; (2) detection: moving the seat to the position right below the vertical guide rail, and moving the detector downwards to enable the head of the patient to be positioned in the detector, so as to start detection; (3) detecting again: and when the detection is finished, the detector is lifted upwards, the transverse guide rail drives the seat to move, the other seat moves to the position right below the vertical guide rail, and the detector moves downwards for detection.
Description
Technical Field
The invention relates to the technical field of PET (polyethylene terephthalate) rapid detection, in particular to a seat matching type detection system and method for brain PET.
Background
In the PET scanning, a technical direction which is not considered or is not considered is a replacement type rapid detection, in the prior art, the reasons are not known, and the reasons are possibly that the patient privacy is protected, or an instrument is protected, or the patient is convenient to communicate, or misoperation is avoided, the operator is prevented from being tired too, and the like, the rapid detection (or replacement type detection) is not set or designed, and how to perform the rapid setting or the switching type setting is not considered, so that one PET instrument can rapidly switch the detection among different patients, rapidly detect a plurality of patients, and continuously give out data. How to perform such detection is not specifically discussed in detail in the prior art.
However, it is significant to study this technique, for example, if a large number of elderly people are subjected to physical examination in a group, if links of entrance, exit, changing clothes, and communication with doctors are all required according to the general technique, the time is manually prolonged, PET equipment is expensive, and it takes a long time for such a way that only one person can take turns to detect slowly, it is difficult to reduce the cost of single detection, it is difficult to cope with a case where large-scale detection is required (old people head PET disease investigation, scan resolution is not high but is fast), or a case where a large number of detections are performed in a short time (disaster relief detection, special region/region centralized medical aid, etc.).
No practical technical solution has been made in the prior art for the setting up or design of a PET apparatus (or alternative detection), or a clear technical teaching has been made, or no clear details have been made on this technical route.
Disclosure of Invention
Aiming at the actual problems existing in the prior art, no problem that how to set or design a rapid detection (or alternative detection) of PET equipment gives an actual solution is solved, and a specific rapid PET switching detection technical scheme is provided. The technical problem solved by the method can be expressed in another mode, namely the technical problem that the existing PET equipment is not suitable for rapidly switching detection people is solved, the existing PET equipment is only suitable for one-to-one inquiry detection of doctors and patients, and is not suitable for rapid switching detection of a plurality of detection people. Or, how to save time for alternative fast detection is not considered from the device's own setup.
The application provides a brain PET's seat cooperation formula detecting system, its characterized in that: the detection system comprises a brain PET detector device, a seat device and a guide rail system.
The brain PET detector device comprises a brain PET detector, a detector frame and a vertical guide rail capable of enabling the brain PET detector to move vertically; the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail; and the control system is used for programmably controlling the vertical movement of the brain PET detector and the transverse movement of each seat.
Further, at least one limiting plate is arranged on the lateral side of the brain PET detector; the left upper part or the right upper part of each seat is at least provided with a limit rod which is horizontally arranged, and at least one limit rod is arranged on both sides of the seat.
Further, the position locating device group comprises a plurality of position locating devices, and the position locating devices are infrared detection devices or cameras; one or more position locating devices are mounted on each seat.
A seat-fitting detection method for brain PET, implemented by using a seat-fitting detection system for brain PET as described above, characterized in that: (1) a preparation step: the brain PET detector is positioned at a first position on the vertical guide rail, so that a detected person sits on one of the seats; (2) a detection step: moving the seat to the position right below the brain PET detector, and moving the brain PET detector to a second position downwards to enable the head of a detected person to be positioned in the brain PET detector, and starting PET detection; (3) a re-detection step: before the PET detection in the step (2) is finished, another detected person sits on another seat, after the PET detection is finished, the brain PET detector is lifted to a first position, the seat is removed, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, and the head of the other detected person is positioned in the brain PET detector, and the head of the detected person is detected again; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
The seat matching detection method of brain PET is implemented by using the seat matching detection system of brain PET, and is characterized in that: (1) a preparation step: the brain PET detector is positioned at a first position on the vertical guide rail, so that each seat is seated in one detected person; (2) a detection step: moving a certain seat to the position right below the brain PET detector, and moving the brain PET detector to a second position downwards to enable the head of a detected person to be positioned in the brain PET detector, and starting PET detection; (3) retesting step: after the step (2) is finished, the brain PET detector is lifted to a first position, the seat is moved away, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, the head of the other detected person is positioned in the brain PET detector, the detection is carried out again, and before the detection is finished again, the detected person on the seat is replaced; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
Further, the limit plate and the limit rod are matched to enable the lower limit of the downward movement of the brain PET detector to be 5-10cm below the second position; each seat is provided with a plurality of blind holes which can be matched with the limiting rods; before the brain PET detector in the step (2) or the step (3) moves downwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
A seat-fitting detection system for brain PET, characterized by: the detection system comprises a brain PET detector device, a seat device and a lifting table.
The brain PET detector device comprises a brain PET detector and a detector frame; the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail; the lifting platform supports the seat device and the transverse guide rail below and vertically lifts under the control of the control system; and the control system is used for programmably controlling the vertical lifting of the lifting platform and the transverse movement of each seat.
The seat matching detection method of brain PET is implemented by using the seat matching detection system of brain PET, and is characterized in that: (1) a preparation step: the lifting table is positioned at a first position in the vertical direction, so that a detected person sits on one of the seats; (2) a detection step: the seat is moved to the position right below the brain PET detector, the lifting table is moved upwards to a second position, the head of a detected person is positioned in the brain PET detector, and PET detection is started; (3) a re-detection step: before the PET detection in the step (2) is finished, the other detected person sits on the other seat, after the PET detection is finished, the lifting table descends to the first position, the seat is removed, the other seat moves to the position right below the brain PET detector, the lifting table ascends to the second position, the head of the other detected person is positioned in the brain PET detector, and the head is detected again; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
Further, the limit plate and the limit rod are matched to enable the lower limit of the upward movement of the lifting platform to be 5-10cm above the second position; each seat is provided with a plurality of blind holes which can be matched with the limiting rods; before the lifting platform in the step (2) or the step (3) moves upwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; the position locating device is an infrared detection device or a camera; and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
A computer readable storage medium having stored thereon a computer program for performing one of the seat-fitting detection methods of brain PET as before.
The beneficial effects of this application are as follows: firstly, the present application overcomes the cognitive blind area in the prior art, the prior art generally considers that the PET does not need to change for the detection of the fast switching patient, but is from an outdated perspective, along with the aging of population and the reduction of the cost of the PET equipment, the requirement of continuously detecting multiple people by using the PET equipment will quickly raise the table top, rescue in disaster areas, physical examination of medical teams, centralized physical examination of the old people, etc., which is very urgent, but no relevant setting exists in the prior art, and the current general technicians do not yet envisage the technical development in this direction. Secondly, as the head PET is currently generally focused by the industry, the PET machine body is smaller and smaller under the condition of low requirements, and the requirements of vehicle-mounted and the like can be met, but the industry is not aware that the head PET can be matched with the rapid detection of the front end. But such applications will be widely appreciated in the near future. On the premise that the source and the detector of PET are small enough, the method is suitable for on-site detection, rapid detection and rapid detection of multiple people, and has great practical significance. Moreover, the present application not only envisages, but also provides a very specific operation mode, and according to the current PET operation mode, a practical method is provided, one is that the up-down movement of the PET equipment is combined with the lateral movement of the detecting person, and the other is that the PET equipment is not moving (after all, the risk of debugging again is needed), but under the cooperation of the lifting platform and the lateral guide rail, the detecting person can be continuously detected, which belongs to the specific conception provided by the present application, and the present application can solve the practical problem, and has outstanding substantive characteristics.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a first exemplary embodiment;
fig. 2 is a schematic diagram of a second exemplary embodiment.
The corresponding parts of the reference numerals are 1, a brain PET detector device, 11, a brain PET detector, 12, a detector frame, 13, a vertical guide rail, 2, a seat device, 21, a seat, 22, a transverse guide rail, 3, a control system, 4 and a lifting platform.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Example 1
A seat-fitting detection system for brain PET, characterized by: the detection system comprises a brain PET detector device, a seat device and a control system.
The brain PET detector device comprises a brain PET detector, a detector frame and a vertical guide rail capable of enabling the brain PET detector to move vertically; the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail; the control system is programmable to control the vertical movement of the brain PET detector and the lateral movement of each seat.
The brain PET detector is composed of detector blocks, photoconductive layer, PMT, receiving circuit, controller and computer. The detector frame is used for fixing PET, the detector frame is provided with a base part, the base part is matched with the vertical guide rail in a sliding mode of rack embedding, pulley sliding or similar technical level and can move under an electric control, for example, a PLC (programmable logic controller) controller controls the movement, the PET detector is fixed on the detector frame, for convenient detection, the cavity of the PET detector is most commonly opened downwards (adapting to a sitting posture head detection mode), at the moment, a fixing sleeve is designed for the PET detector, and the rear part of the fixing sleeve is fixed on the detector frame so as to move vertically. The vertical guide rail can be fixed in various modes, the vertical direction is guaranteed, and the effectiveness of detection can be guaranteed as long as the vertical direction of the PET detector is guaranteed. The transverse rails are, for example, the most common double rail type, each seat being arranged on a flat seat, under which there are two rows of electrically controllable wheels, so that each seat is safely free to move transversely on the transverse rail. The transverse guide rail can also be a single-groove track, a row of wheels embedded in the single groove are arranged below the flat seat of each seat and are used for transversely and freely moving on the transverse guide rail, and the electric control part of each seat is connected with a single PLC controller or is commonly connected with one PLC controller or is connected with a plurality of PLC controllers.
In the detector frame, the vertical guide rail, the transverse guide rail and the seat, the parts with the requirements on strength are made of steel, the requirements on strength are generally made of aluminum, and other light-colored polyester material gaskets can be used for filling.
Further, at least one limiting plate is arranged on the lateral side of the brain PET detector; the left upper part or the right upper part of each seat is at least provided with a limit rod which is horizontally arranged, and at least one limit rod is arranged on both sides of the seat. The existence of limiting plate and limiting rod is for: 1. and the device is used for preventing the patient from being injured by collision and preventing illegal collision from damaging. The limiting plate is, for example, a thin plate, and a gasket is arranged below the limiting plate. The limiting rod is fixed in a certain blind hole in a mode of inserting or screwing in and fixing, the limiting position and the limiting degree can be adjusted, and the limiting rod is also set according to the characteristics of the height of a patient and the like.
Further, the position locating device group comprises a plurality of position locating devices, and the position locating devices are infrared detection devices or cameras; one or more position locating devices are mounted on each seat. The infrared positioning device is arranged at the leftmost side or the rightmost side of the seat, and the sudden change of the signal corresponds to that the edge of the infrared reflection signal just leaves the edge of the brain PET detector or just detects the edge of the brain PET detector so as to be convenient for positioning the seat. The infrared detector is provided with a separate emitter and receiver, for example, or may be a module for integrated emission and reception. The camera is for example arranged at a fixed position and is used for shooting upwards, and the shot picture is compared with the image of the brain PET detector acquired at the preset position to quickly judge whether the seat is moved into place or not. The camera is, for example, disposed in the middle of the back of the seat to shoot upward.
Example 2
A seat-fitting detection method for brain PET, implemented using a seat-fitting detection system for brain PET according to other embodiments, typically as in embodiment 1, is characterized in that: (1) a preparation step: the brain PET detector is arranged at a first position on the vertical guide rail, so that a detected person sits on one of the seats, the first position is preset in the debugging stage, for example, the position is that the brain PET detector is obviously higher than the head of the detected person by a certain height, no collision risk is generated, and the brain PET detector is within the effective moving distance of the vertical guide rail; (2) a detection step: the seat is moved to the position right below the brain PET detector, whether the seat is moved to the position right below the brain PET detector or not can be determined by using an infrared detector or a camera, the brain PET detector is moved downwards to a second position after determining that errors can be avoided at the confirmation position, the head of a detected person is positioned in the brain PET detector, and PET detection is started; the second position is preset, for example, during the commissioning phase, which position makes the brain PET detector substantially level with the head of the person to be detected, suitable for detection, and within the effective movement distance of the vertical rail; (3) a re-detection step: before the PET detection in the step (2) is finished, another detected person sits on another seat, after the PET detection is finished, the brain PET detector is lifted to a first position, the seat is removed, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, and the head of the other detected person is positioned in the brain PET detector, and the head of the detected person is detected again; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
There may be additionally provided a step of detecting whether or not the immediately-below seat has been removed when the vertical guide rail is started to move directly downward, additionally provided with an infrared detector or a camera, and this step of confirming may ensure that there is no collision between seats. If there are other seats between the seat to be moved and the right below, these seats can be moved together to the other side of the right below.
Further, the limit plate and the limit rod are matched to enable the lower limit of the downward movement of the brain PET detector to be 5-10cm below the second position, for example 5/6/7/8/9/10 cm; each seat is provided with a plurality of blind holes which can be matched with the limiting rods; before the brain PET detector in the step (2) or the step (3) moves downwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
Example 3
The seat matching detection method of brain PET is implemented by using the seat matching detection system of brain PET, and is characterized in that: (1) a preparation step: the brain PET detector is positioned at a first position on the vertical guide rail, so that each seat is seated in one detected person; the first position is preset in the debugging stage, for example, and the position enables the brain PET detector to be obviously higher than the head of the detected person by a certain height, does not generate collision risk, and is within the effective moving distance of the vertical guide rail; (2) a detection step: moving a certain seat to the position right below the brain PET detector, determining whether the seat is moved to the position right below the brain PET detector by using an infrared detector or a camera, determining that errors can be avoided in a confirmation position, and moving the brain PET detector to a second position downwards to enable the head of a detected person to be positioned in the brain PET detector, and starting PET detection; the second position is preset, for example, during the commissioning phase, which position makes the brain PET detector substantially level with the head of the person to be detected, suitable for detection, and within the effective movement distance of the vertical rail; (3) retesting step: after the step (2) is finished, the brain PET detector is lifted to a first position, the seat is moved away, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, the head of the other detected person is positioned in the brain PET detector, the detection is carried out again, and before the detection is finished again, the detected person on the seat is replaced; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
There may be additionally provided a step of additionally having an infrared detector or a camera, and detecting and confirming whether or not the immediately-below seat has been removed when the detector is activated to move directly downward, the step of confirming being capable of ensuring that there is no collision between seats. If there are other seats between the seat to be moved and the right below, these seats can be moved together to the other side of the right below.
Further, the limit plate and the limit rod are matched to enable the lower limit of the downward movement of the brain PET detector to be 5-10cm below the second position, for example 5/6/7/8/9/10 cm; each seat is provided with a plurality of blind holes which can be matched with the limiting rods; before the brain PET detector in the step (2) or the step (3) moves downwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
Example 4
A seat-fitting detection system for brain PET, characterized by: the detection system comprises a brain PET detector device, a seat device and a lifting table.
The brain PET detector device comprises a brain PET detector and a detector frame; the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail; the lifting platform supports the seat device and the transverse guide rail below and vertically lifts under the control of the control system; and the control system is used for programmably controlling the vertical lifting of the lifting platform and the transverse movement of each seat.
The brain PET detector is composed of detector blocks, photoconductive layer, PMT, receiving circuit, controller and computer. The detector rack is used for fixing PET, and the detector rack is provided with a base for fixing.
The elevating platform is with inside hydraulic support's automatically controlled lift (alternately X type structure, alternately hydraulic stem extends the lifting, retract the decline), and automatically controlled such as control extension or retract under the PLC controller, and the PET detector is fixed on the detector frame, and for convenient detection, the cavity of PET detector is most commonly open-ended down (adaptation position of sitting head detects the mode), at this moment designs a fixed cover for the PET detector, and the rear of fixed cover is fixed on the detector frame, and the fixed position of PET detector has a plurality of optional, for example is 3*3 position optional of matrix to satisfy different detection needs. The transverse rails are, for example, the most common double rail type, each seat being arranged on a flat seat, under which there are two rows of electrically controllable wheels, so that each seat is safely free to move transversely on the transverse rail. The transverse guide rail can also be a single-groove track, a row of wheels embedded in the single groove are arranged below the flat seat of each seat and are used for transversely and freely moving on the transverse guide rail, and the electric control part of each seat is connected with a single PLC controller or is commonly connected with one PLC controller or is connected with a plurality of PLC controllers.
In the detector frame, the lifting table, the transverse guide rail and the seat, the parts with the requirements on strength are made of steel, the requirements on strength are generally made of aluminum, and other light-colored polyester material gaskets can be used for filling.
Further, at least one limiting plate is arranged on the lateral side of the brain PET detector; the left upper part or the right upper part of each seat is at least provided with a limit rod which is horizontally arranged, and at least one limit rod is arranged on both sides of the seat. The existence of limiting plate and limiting rod is for: 1. and the device is used for preventing the patient from being injured by collision and preventing illegal collision from damaging. The limiting plate is, for example, a thin plate, and a gasket is arranged below the limiting plate. The limiting rod is fixed in a certain blind hole in a mode of inserting or screwing in and fixing, the limiting position and the limiting degree can be adjusted, and the limiting rod is also set according to the characteristics of the height of a patient and the like.
Further, the position locating device group comprises a plurality of position locating devices, and the position locating devices are infrared detection devices or cameras; one or more position locating devices are mounted on each seat. The infrared positioning device is arranged at the leftmost side or the rightmost side of the seat, and the sudden change of the signal corresponds to that the edge of the infrared reflection signal just leaves the edge of the brain PET detector or just detects the edge of the brain PET detector so as to be convenient for positioning the seat. The infrared detector is provided with a separate emitter and receiver, for example, or may be a module for integrated emission and reception. The camera is for example arranged at a fixed position and is used for shooting upwards, and the shot picture is compared with the image of the brain PET detector acquired at the preset position to quickly judge whether the seat is moved into place or not. The camera is, for example, disposed in the middle of the back of the seat to shoot upward.
Example 5
The seat matching detection method of brain PET is implemented by using the seat matching detection system of brain PET, and is characterized in that: (1) a preparation step: the lifting table is positioned at a first position in the vertical direction, so that a detected person sits on one of the seats; the first position is preset in the debugging stage, for example, and the position enables the brain PET detector to be obviously higher than the head of the detected person by a certain height, does not generate collision risk, and is within the effective moving distance of the vertical guide rail; (2) a detection step: the seat is moved to the position right below the brain PET detector, whether the seat is moved to the position right below the brain PET detector or not can be determined by using an infrared detector or a camera, and errors can be avoided by determining the position to be confirmed, so that the lifting table is moved upwards to a second position, the head of a detected person is positioned in the brain PET detector, and PET detection is started; the second position is preset, for example, during the commissioning phase, which position makes the brain PET detector substantially level with the head of the person to be detected, suitable for detection, and within the effective movement distance of the vertical rail; (3) a re-detection step: before the PET detection in the step (2) is finished, the other detected person sits on the other seat, after the PET detection is finished, the lifting table descends to the first position, the seat is removed, the other seat moves to the position right below the brain PET detector, the lifting table ascends to the second position, the head of the other detected person is positioned in the brain PET detector, and the head is detected again; (4) repeating the detecting steps: repeating the step (3) repeatedly until all the detected persons are detected.
There may be additionally provided a step of additionally having an infrared detector or a camera to detect and confirm whether or not the immediately-below seat has been removed when the lift table is started to move to the immediately-above position, and this step of confirming may ensure that there is no collision between seats. If there are other seats between the seat to be moved and the right below, these seats can be moved together to the other side of the right below.
Further, the limit plate and the limit rod are matched to enable the lower limit of the downward movement of the brain PET detector to be 5-10cm below the second position, for example 5/6/7/8/9/10 cm; each seat is provided with a plurality of blind holes which can be matched with the limiting rods; before the brain PET detector in the step (2) or the step (3) moves downwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; the position locating device is an infrared detection device or a camera; and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
Example 6
A computer readable storage medium having stored thereon a computer program for performing one of the seat-fitting detection methods of brain PET as before. One of the methods of example 2/3/5 is possible. Also included is the computer program itself for performing one of the seat-fitting detection methods of brain PET as before. And one or more PLC controllers, or a group of PLC controllers, that cooperate with the program. Or an automated system comprising the software of the computer program described above, and having hardware settings capable of performing the method described above.
The foregoing is merely illustrative of specific embodiments of the present invention, and the scope of the invention is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (10)
1. A seat-fitting detection system for brain PET, characterized by:
the detection system comprises a brain PET detector device, a seat device and a control system;
the brain PET detector device comprises a brain PET detector, a detector frame and a vertical guide rail capable of enabling the brain PET detector to move vertically;
the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail;
the control system is programmable to control the vertical movement of the brain PET detector and the lateral movement of each seat.
2. The seat-fitted detection system for brain PET of claim 1, wherein:
at least one limiting plate is arranged on the side of the brain PET detector;
the left upper part or the right upper part of each seat is at least provided with a limit rod which is horizontally arranged, and at least one limit rod is arranged on both sides of the seat.
3. The seat-fitted detection system for brain PET of claim 1, wherein:
the position locating device group comprises a plurality of position locating devices, and the position locating devices are infrared detection devices or cameras;
one or more position locating devices are mounted on each seat.
4. A seat-fitting detection method of brain PET, implemented by a seat-fitting detection system of brain PET according to claims 1-3, characterized in that:
(1) The preparation steps are as follows: the brain PET detector is positioned at a first position on the vertical guide rail, so that a detected person sits on one of the seats;
(2) The detection step comprises: moving the seat to the position right below the brain PET detector, and moving the brain PET detector to a second position downwards to enable the head of a detected person to be positioned in the brain PET detector, and starting PET detection;
(3) And (3) detecting again: before the PET detection in the step (2) is finished, another detected person sits on another seat, after the PET detection is finished, the brain PET detector is lifted to a first position, the seat is removed, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, and the head of the other detected person is positioned in the brain PET detector, and the head of the detected person is detected again;
(4) Repeating the detection steps: repeating the step (3) repeatedly until all the detected persons are detected.
5. A seat-fitting detection method of brain PET, implemented by a seat-fitting detection system of brain PET according to claims 1-3, characterized in that:
(1) The preparation steps are as follows: the brain PET detector is positioned at a first position on the vertical guide rail, so that each seat is seated in one detected person;
(2) The detection step comprises: moving a certain seat to the position right below the brain PET detector, and moving the brain PET detector to a second position downwards to enable the head of a detected person to be positioned in the brain PET detector, and starting PET detection;
(3) And (3) retesting: after the step (2) is finished, the brain PET detector is lifted to a first position, the seat is moved away, the other seat is moved to the position right below the brain PET detector, the brain PET detector is moved downwards to a second position, the head of the other detected person is positioned in the brain PET detector, the detection is carried out again, and before the detection is finished again, the detected person on the seat is replaced;
(4) Repeating the detection steps: repeating the step (3) repeatedly until all the detected persons are detected.
6. A seat-fitting detection method for brain PET according to claim 4 or 5, wherein:
the limit plate and the limit rod are matched to ensure that the lower limit of the downward movement of the brain PET detector is 5-10cm below the second position;
each seat is provided with a plurality of blind holes which can be matched with the limiting rods;
before the brain PET detector in the step (2) or the step (3) moves downwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device;
and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
7. A seat-fitting detection system for brain PET, characterized by:
the detection system comprises a brain PET detector device, a seat device, a lifting table and a control system;
the brain PET detector device comprises a brain PET detector and a detector frame;
the seat device comprises a plurality of seats and a transverse guide rail, wherein the plurality of seats are placed on the transverse guide rail, and each seat independently moves or stops on the transverse guide rail;
the lifting platform supports the seat device and the transverse guide rail below and vertically lifts under the control of the control system;
the control system is programmable to control the vertical lift of the lift table and the lateral movement of each seat.
8. A seat-fitting detection method for brain PET, implemented by using a seat-fitting detection system for brain PET according to claim 7, characterized in that:
(1) The preparation steps are as follows: the lifting table is positioned at a first position in the vertical direction, so that a detected person sits on one of the seats;
(2) The detection step comprises: the seat is moved to the position right below the brain PET detector, the lifting table is moved upwards to a second position, the head of a detected person is positioned in the brain PET detector, and PET detection is started;
(3) And (3) detecting again: before the PET detection in the step (2) is finished, the other detected person sits on the other seat, after the PET detection is finished, the lifting table descends to the first position, the seat is removed, the other seat moves to the position right below the brain PET detector, the lifting table ascends to the second position, the head of the other detected person is positioned in the brain PET detector, and the head is detected again;
(4) Repeating the detection steps: repeating the step (3) repeatedly until all the detected persons are detected.
9. A seat-fitting detection method for brain PET as claimed in claim 8, wherein:
the limit plate and the limit rod are matched to ensure that the lower limit of the upward movement of the lifting platform is 5-10cm above the second position;
each seat is provided with a plurality of blind holes which can be matched with the limiting rods;
before the lifting platform in the step (2) or the step (3) moves upwards to the second position, determining that the current seat is aligned with the brain PET detector based on infrared or image signals received by the position locating device; the position locating device is an infrared detection device or a camera;
and (3) selecting another seat, wherein the sitting time of the detected person is no later than any other sitting detected person, or the detected person is prioritized over all other sitting undetected persons according to the preset sequence of all detected persons.
10. A computer-readable storage medium having stored thereon a computer program for performing a seat-fitted detection method of brain PET according to any one of claims 4-6 or 8-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310464951.3A CN117717362A (en) | 2023-04-23 | 2023-04-23 | Seat-matched detection system and method for brain PET (polyethylene terephthalate) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310464951.3A CN117717362A (en) | 2023-04-23 | 2023-04-23 | Seat-matched detection system and method for brain PET (polyethylene terephthalate) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117717362A true CN117717362A (en) | 2024-03-19 |
Family
ID=90200326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310464951.3A Pending CN117717362A (en) | 2023-04-23 | 2023-04-23 | Seat-matched detection system and method for brain PET (polyethylene terephthalate) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117717362A (en) |
-
2023
- 2023-04-23 CN CN202310464951.3A patent/CN117717362A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105796279B (en) | One kind is automatically positioned eye examination system | |
| CN117717362A (en) | Seat-matched detection system and method for brain PET (polyethylene terephthalate) | |
| CN117717364A (en) | Detector mobile type detection system and method for brain PET | |
| CA2286714C (en) | Gripping device for positioning sheet-like objects | |
| CN117717365A (en) | Vehicle-mounted brain PET detection switching type detection system and method | |
| JPH1014911A (en) | Bed for image diagnosing apparatus | |
| CN113466292A (en) | Defect detection method and device for display module | |
| KR20150096912A (en) | Handler for semiconductor device test and operating method thereof | |
| US3874477A (en) | Method and arrangement for shoring up the base frame of lifts hoists and the like | |
| US20160175177A1 (en) | System and method for adjusting the height of a patient support table based upon sensed patient height | |
| CN111674859A (en) | Vision-controlled movable unstacking trolley and feeding control method thereof | |
| KR20170093217A (en) | Fixed/mobile patient handling system | |
| CN117717363A (en) | Forward and backward movement switching type human body detection system and method | |
| JPH07148153A (en) | X-ray ct apparatus | |
| CN117838165A (en) | Vehicle-mounted lateral extension switching brain-computer detection equipment and method | |
| CN117942092A (en) | Single car left-right seat switching type brain-computer rapid detection equipment and method | |
| JP7367392B2 (en) | X-ray imaging device | |
| CN118252711A (en) | Medical bed control method, medical bed and medical equipment | |
| CN117838164A (en) | Vehicle-mounted double-side overhanging switching brain-computer detection equipment and method | |
| CN117942093A (en) | Vehicle-mounted batch parallel movement brain-computer rapid detection equipment and method | |
| CN116548997A (en) | Conveyor belt type human body switching detection system and method | |
| CN212712586U (en) | Movable unstacking trolley | |
| CN118044832A (en) | Lifting table bearing type lying machine detection equipment and method capable of being switched in left-right movement | |
| CN118078316A (en) | Left-right switching lifting brain-computer detection equipment and method | |
| JP4737827B2 (en) | Bathing device with safety function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |