CN103784139A - Measuring device, hospital bed and magnetic resonance imaging system - Google Patents
Measuring device, hospital bed and magnetic resonance imaging system Download PDFInfo
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- CN103784139A CN103784139A CN201210427450.XA CN201210427450A CN103784139A CN 103784139 A CN103784139 A CN 103784139A CN 201210427450 A CN201210427450 A CN 201210427450A CN 103784139 A CN103784139 A CN 103784139A
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Abstract
The invention provides a measuring device, a hospital bed and a magnetic resonance imaging system. The measuring device comprises one or more than one sensor and a data obtaining part; the sensor is used for measuring one or more than one sign parameter of a tested object; the data obtaining part is connected with the sensor and used for obtaining the sign parameter and the position information of the sensor. According to the technical scheme of the measuring device, the hospital bed and the magnetic resonance imaging system, the sign parameter of the tested object can be accurately obtained and accordingly the risk of incorrect data input caused by doctor-patient errors can be avoided and meanwhile two types of sign parameters can be obtained through the same sensor.
Description
Technical field
The present invention relates to nuclear magnetic resonance, particularly measurement device, uses the sick bed of this measurement device and uses the magnetic resonance imaging system of this sick bed.
Background technology
Nuclear magnetic resonance is a kind of biomagnetism nuclear spin imaging technique developing rapidly along with the development of computer technology, electronic circuit technology, superconductor technology.In nuclear magnetic resonance, tissue is placed in magnetostatic field B
0in, use subsequently the in-house hydrogen nuclei of radio-frequency pulse exciting human that frequency is identical with the precession frequency of hydrogen nuclei, cause hydrogen nuclei resonance, and absorb energy; Stopping after radio-frequency pulse, hydrogen nuclei sends radio signal by characteristic frequency, and the energy of absorption is discharged, and is included by external receptor, and machine obtains image after processing as calculated.
Before MRI scan each time, need to input the height of detected object and body weight to calculate specific absorption than the ultimate value of (SAR), specific absorption than be one with the safety coefficient of the body weight height correlation of detected object, and the height of detected object also can be used as measurement parameter.But height and body weight come from informing of detected object conventionally, or measure gained by weighing machine, then input magnetic resonance imaging system by operator.Meanwhile, the body temperature of detected object is also important parameter, also can affect if detected object body temperature is undesired the specific absorption ratio that detected object can be accepted, thereby affects the work of magnetic resonance imaging system.
In this case, information errors or input error may bring serious injury to detected object.Such as, operator does not carefully investigate above-mentioned data, then inputted wrong data, as 1.65 meters defeated become 16 meters or 1.6 meters.This can be a potential potential safety hazard concerning detected object, and is difficult to be found in scanning process.
Summary of the invention
For the various information of automatic acquisition detected object, the present invention proposes a kind of measurement device, described measurement device comprises one or more sensors and a data acquisition section, described sensor, for measuring one or more physical sign parameters of detected object; Described data acquisition section, is connected with described sensor, for obtain the positional information of described physical sign parameters and described sensor from described sensor.
Preferably, described measurement device also comprises a length computation module, described length computation module is for measure the distance between first sensor and end the sensor of described physical sign parameters on the length direction of described measurement device according to described positional information calculation, as the length of described detected object.
Preferably, described measurement device also comprises a length correction module, described length correction module is connected with described length computation module, and described length correction module obtains described length and described length and statistical data are added from described length computation module, as the height of described detected object.
Preferably, described sensor is pressure transducer, and described physical sign parameters is pressure; Described measurement device also comprises a weight computing module, and described weight computing module is used for calculating described pressure sum, as the body weight of described detected object; And/or described sensor is temperature sensor, described physical sign parameters is temperature; Described measurement device also comprises a temperature computation module, and described temperature computation module is for calculating the meansigma methods of described temperature or obtaining the maximum of described temperature or obtain the minima in described temperature, as the body temperature of described detected object.
Preferably, described measurement device also comprises one or more shells, and described shell covers and contact one or more described sensors.
Preferably, described shell is strip and the length direction perpendicular to described measurement device.
Preferably, the shape of described measurement device is rendered as the profile of detected object.
The invention allows for a kind of sick bed, comprise above-mentioned measurement device.
The present invention has further proposed a kind of sick bed, comprises a body and above-mentioned measurement device.Preferably, described measurement device and described bed body comprise the data-interface of mutual coupling, and described measurement device and described bed body transmit described physical sign parameters and described positional information by described data-interface.
The present invention also proposes a kind of magnetic resonance imaging system, comprises above-mentioned sick bed.
The present invention further proposes a kind of magnetic resonance imaging system, comprise main frame and above-mentioned sick bed, described main frame and described sick bed comprise the data-interface of mutual coupling, and described main frame and described sick bed transmit described physical sign parameters and described positional information by described data-interface.
According to technique scheme, can accurately obtain the physical sign parameters of detected object, thereby avoid doctors and patients to slip up causing the risk of input error data.
Accompanying drawing explanation
To, by describing the preferred embodiments of the present invention in detail with reference to accompanying drawing, the person of ordinary skill in the art is more clear that above-mentioned and other feature and advantage of the present invention below, in accompanying drawing:
Fig. 1 is measurement device of one and the top view of sick bed according to a particular embodiment of the invention.
Fig. 2 is another measurement device of one and the top view of sick bed according to a particular embodiment of the invention.
Fig. 3 is the side cutaway view that amplify the part of one measurement device according to a particular embodiment of the invention.
Fig. 4 is the side view of two sick bed according to a particular embodiment of the invention.
Fig. 5 is the module map of one measurement device according to a particular embodiment of the invention.
The specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, the present invention is described in more detail by the following examples.
Core of the present invention is to have proposed a kind of measurement device, and described measurement device comprises one or more sensors and a data acquisition section, and described sensor, for measuring one or more physical sign parameters of detected object; Described data acquisition section, is connected with described sensor, for obtain the positional information of described physical sign parameters and described sensor from described sensor.Thus, measurement device can also be measured the length of detected object in measuring the weight of detected object or temperature.
(specific embodiment one)
Fig. 1 is measurement device according to a particular embodiment of the invention and the top view of sick bed, and Fig. 2 is another measurement device of one and the top view of sick bed according to a particular embodiment of the invention.As depicted in figs. 1 and 2, measurement device 100 is according to a particular embodiment of the invention placed on the table top of bed body of sick bed 200.Wherein, measurement device 100 comprises one or more sensors 101 and data acquisition section 102, and described sensor 101, for measuring one or more physical sign parameters of described detected object; Data acquisition section 102 is connected with sensor 101, for obtain the positional information of physical sign parameters and sensor 101 from each sensor 101.
Preferably, Fig. 3 is the side cutaway view that amplify the part of one measurement device according to a particular embodiment of the invention, and as shown in Figure 3, measurement device 100 also comprises one or more shells 103, and shell 103 covers and contact one or more sensors 101.As shown in Figure 3, measurement device 100 also comprises base 104, and base 104 pads at sensor 101 and shell 103 lower support sensors 101 and shell 103, for the protection of sensor cluster 101.Wherein, as shown in Figure 3, measurement device 100 also comprises pad 105, and two end faces that pad 105 is positioned at described shell contact with base 104.Wherein, as shown in Figure 1, shell 103 is strip and arranges perpendicular to the length direction of described measurement device 100, thereby covers and perpendicular to one or more sensors 101 of the length direction of measurement device 100; Or as shown in Figure 2, shell 103 is strip and is parallel to the length direction arrangement of described measurement device 100, thereby covers and be parallel to one or more sensors 101 of the length direction of measurement device 100; Or each sensor 101 all has respectively a corresponding shell 103; Or all sensors 101 is all under the covering of a shell 103.
Particularly, shell 103 and base 104 combineds effect can completely cut off sensor 101 with outside, thereby avoid dust and the impact of dampness on sensor 101; Meanwhile, shell 103 has rigidity, can be effectively pressure conduction to sensor 1012.In addition, shell 103 is also kept apart each sensor 101 effectively, thereby prevents that adjacent sensor 101 from influencing each other when stressed at the same time.Pad 105 pads between shell 103 and base 104, thereby reduces the wearing and tearing between shell 103 and base 104, further weakens adjacent sensors 101 influencing each other when stressed at the same time simultaneously.
Preferably, as depicted in figs. 1 and 2, the shape of measurement device 100 is rendered as the profile of detected object, the profile of for example human body, and therefore, the shape of suitable measurement device can not produce unnecessary contacting with other objects, thereby has improved the accuracy of sensor.Specific to magnetic resonance imaging system, the shape of suitable measurement device can be avoided and the contacting of various local coils, as shown in Figure 1, one side of measurement device 100 according to a particular embodiment of the invention presents the profile of shoulders of human body, therefore in the time that detected object is human body, its shoulder is carried out to nuclear magnetic resonance and use shoulder coil, shoulder coil also can not contact with measurement device 100, therefore can not have a negative impact to measurement result.Through design accurately, measurement device 100 also can meet the needs of head coil, spine coil and other local coils.
Fig. 5 is the module map of one measurement device according to a particular embodiment of the invention, and wherein, sensor 101 is connected with data acquisition section 102 with bus by data-interface.Preferably, in the time that detected object lies on this measurement device 100, the sensor 101 contacting with detected object produces corresponding physical sign parameters, and the data acquisition section 102 being connected with sensor 101 is obtained the positional information of physical sign parameters and sensor 101 from each sensor 101.Simultaneously, measurement device also comprises length computation module, the first sensor that length computation module contacts with detected object according to the positional information calculation of sensor and and the end sensor that contacts of detected object between distance, on the length direction of described measurement device, measure the distance between first sensor and end the sensor of described physical sign parameters, as the length of described detected object.
Particularly, length computation module can comprise several working ways: first, therefore according to the positional information of sensor, the distance between the first sensor contacting with detected object and an end sensor can draw roughly detected object height and/or length by the distance of obtaining between a first and last sensor, second, as shown in Figure 1, each shell is strip and arranges perpendicular to the length direction gapless of described measurement device, in other words, length direction gapless perpendicular to detected object is arranged, in the case of the specification of shell is identical, the width that is multiplied by shell by the quantity of the shell on measurement device length direction between a first and last sensor can draw roughly detected object height or length, the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the shell on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device, the 3rd, in the case of the specification of sensor is identical, the distance that is multiplied by the center of adjacent sensors by the quantity of the sensor on measurement device length direction between a first and last sensor can draw roughly detected object height or length, and the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the sensor on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device.Those skilled in the art can draw the more working method of multiple-length computing module under the inspiration of above-mentioned working method.
Preferably, take sensor be pressure transducer as example, measurement device also comprises weight computing module, weight computing module calculates each pressure transducer measures each physical sign parameters (being force value) sum of gained, as the weight of detected object; That temperature sensor is as example take sensor, measurement device also comprises temperature computation module, temperature computation module is used for the meansigma methods of each physical sign parameters (being temperature value) that calculates each temperature sensor measurement gained or obtains the maximum of each physical sign parameters (and temperature value) of each temperature sensor measurement gained, as the temperature of described detected object.
That human body is as example take detected object, the head of human body and a part for foot are owing to having nature radian, therefore top cannot touch sensor cluster, if therefore utilize length computation module to calculate the height of human body, within the part that detected object does not contact with sensor so is not calculated length (height of human body).Therefore, in order to make result of calculation more accurate, measurement device also comprises length correction module, and the part that length correction module does not contact with sensor detected object compensates.Particularly, length compensation module is added distance and specific compensation numerical value between the first sensor contacting with detected object and an end sensor, and as the height of detected object, wherein, specific compensation numerical value utilizes statistical data to obtain.
(specific embodiment two)
Fig. 4 is the side view of two sick bed according to a particular embodiment of the invention.As shown in Figure 4, two sick bed 300 according to a particular embodiment of the invention, sick bed 300 comprises a body 301 and measurement device 100, measurement device 100 is positioned on the table top of described bed body 301.Wherein, measurement device 100 is exactly one measurement device according to a particular embodiment of the invention, and as shown in Figure 1, measurement device 100 comprises one or more sensors 101 and data acquisition section 102, described sensor 101, for measuring one or more physical sign parameters of described detected object; Data acquisition section 102 is connected with sensor 101, for obtain the positional information of physical sign parameters and sensor 101 from each sensor 101.Measurement device 100 and bed body 301 comprise the data-interface of mutual coupling, and measurement device 100 and bed body 301 transmit physical sign parameters and positional information by data-interface.
The physical sign parameters by data-interface, data acquisition section 102 being obtained at measurement device 100 and positional information transfer to a body 301, preferably, bed body also comprises length computation module, the first sensor that length computation module contacts with detected object according to the positional information calculation of sensor and and the end sensor that contacts of detected object between distance, as the length of described detected object.Particularly, length computation module can comprise several working ways: first, therefore according to the positional information of sensor, the distance between the first sensor contacting with detected object and an end sensor can draw roughly detected object height and/or length by the distance of obtaining between a first and last sensor, second, as shown in Figure 1, each shell is strip and arranges perpendicular to the length direction gapless of described measurement device, in other words, length direction gapless perpendicular to detected object is arranged, in the case of the specification of shell is identical, the width that is multiplied by shell by the quantity of the shell on measurement device length direction between a first and last sensor can draw roughly detected object height or length, the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the shell on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device, the 3rd, in the case of the specification of sensor is identical, the distance that is multiplied by the center of adjacent sensors by the quantity of the sensor on measurement device length direction between a first and last sensor can draw roughly detected object height or length, and the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the sensor on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device.Those skilled in the art can draw the more working method of multiple-length computing module under the inspiration of above-mentioned working method.
In addition, as shown in Figure 4, that human body is as example take detected object, the head of human body and a part for foot are owing to having nature radian, therefore top cannot touch sensor cluster, if therefore utilize length computation module to calculate the height of human body, within the part that detected object does not contact with sensor so is not calculated length (height of human body).Therefore, in order to make result of calculation more accurate, bed body also comprises length correction module, and the part that length correction module does not contact with sensor detected object compensates.Particularly, length compensation module is by distance SensorDistance and specific compensation numerical value Comp between the first sensor contacting with detected object and an end sensor
1and Comp
2be added, as the height of detected object, wherein, specific compensation numerical value utilizes statistical data to obtain.
The physical sign parameters by data-interface, data acquisition section 102 being obtained at measurement device 100 and positional information transfer to a body 301, preferably, that pressure transducer is as example take sensor, bed body also comprises weight computing module, weight computing module calculates each physical sign parameters (being force value) sum of each pressure transducer measurement gained, as the weight of detected object; That temperature sensor is as example take sensor, bed body also comprises temperature computation module, temperature computation module is used for the meansigma methods of each physical sign parameters (being temperature value) that calculates each temperature sensor measurement gained or obtains the maximum of each physical sign parameters (and temperature value) of each temperature sensor measurement gained, as the temperature of described detected object.
(specific embodiment three)
Three propose a kind of magnetic resonance imaging system according to a particular embodiment of the invention, this magnetic resonance imaging system comprises main frame and sick bed 300.Wherein, sick bed 300 is exactly two sick bed according to a particular embodiment of the invention, and as shown in Figure 4, sick bed 300 comprises a body 301 and measurement device 100, and measurement device 100 is positioned on the table top of described bed body 301.Wherein, measurement device 100 is exactly one measurement device according to a particular embodiment of the invention, as shown in Figure 1, measurement device 100 comprises one or more sensors 101 and data acquisition section 102, described sensor 101 contacts with detected object, for measuring one or more physical sign parameters of described detected object; Data acquisition section 102 is connected with sensor 101, for obtain the positional information of physical sign parameters and sensor 101 from each sensor 101.Main frame and sick bed comprise the data-interface of mutual coupling, and main frame and sick bed transmit described physical sign parameters and described positional information by described data-interface.
In the situation that physical sign parameters and positional information transfer to main frame, preferably, main frame comprises length computation module, the first sensor that length computation module contacts with detected object according to the positional information calculation of sensor and and the end sensor that contacts of detected object between distance, as the length of described detected object.Particularly, length computation module can comprise several working ways: first, therefore according to the positional information of sensor, the distance between the first sensor contacting with detected object and an end sensor can draw roughly detected object height and/or length by the distance of obtaining between a first and last sensor, second, as shown in Figure 1, each shell is strip and arranges perpendicular to the length direction gapless of described measurement device, in other words, length direction gapless perpendicular to detected object is arranged, in the case of the specification of shell is identical, the width that is multiplied by shell by the quantity of the shell on measurement device length direction between a first and last sensor can draw roughly detected object height or length, the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the shell on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device, the 3rd, in the case of the specification of sensor is identical, the distance that is multiplied by the center of adjacent sensors by the quantity of the sensor on measurement device length direction between a first and last sensor can draw roughly detected object height or length, and the first sensor wherein contacting with detected object can be used as positional information for obtaining the quantity of the sensor on measurement device length direction therebetween with the numbering of the end sensor contacting with detected object on the length direction of measurement device.Those skilled in the art can draw the more working method of multiple-length computing module under the inspiration of above-mentioned working method.
In the situation that physical sign parameters and positional information transfer to main frame, preferably, that pressure transducer is as example take sensor, bed body also comprises weight computing module, weight computing module calculates each physical sign parameters (being force value) sum of each pressure transducer measurement gained, as the weight of detected object; That temperature sensor is as example take sensor, main frame also comprises temperature computation module, temperature computation module is used for the meansigma methods of each physical sign parameters (being temperature value) that calculates each temperature sensor measurement gained or obtains the maximum of each physical sign parameters (and temperature value) of each temperature sensor measurement gained, as the temperature of described detected object.
The physical sign parameters by data-interface, data acquisition section 102 being obtained at measurement device 100 and positional information transfer to a body 301, preferably, that pressure transducer is as example take sensor, main frame also comprises weight computing module, weight computing module calculates each physical sign parameters (being force value) sum of each pressure transducer measurement gained, as the weight of detected object; That temperature sensor is as example take sensor, magnetic resonance imaging system also comprises temperature computation module, temperature computation module is used for the meansigma methods of each physical sign parameters (being temperature value) that calculates each temperature sensor measurement gained or obtains the maximum of each physical sign parameters (and temperature value) of each temperature sensor measurement gained, as the temperature of described detected object.
Measurement device and sick bed according to a particular embodiment of the invention have the following advantages.Due to height and/or the body weight information of measurement device meeting automatic acquisition detected object according to a particular embodiment of the invention, detected object is before use magnetic resonance imaging system, operator is without height and/or the body weight information of registration detected object, therefore, measurement device and sick bed according to a particular embodiment of the invention saved the operating time and improved work efficiency.As mentioned above, sensor cluster obtains height and/or the body weight information of detected object, then above-mentioned information is sent in calculating unit, calculating unit further comprises the compensating module that above-mentioned information has been carried out to compensation, and measurement device according to a particular embodiment of the invention and sick bed have improved the accuracy of height and/or the body weight of detected object.
Three magnetic resonance imaging system also comprises position identification module according to a particular embodiment of the invention, the position identification module of magnetic resonance imaging system is by the distribution situation of the body weight of analysis detected object, can identify the position pattern of detected object, for example, behind after a forward foot in a step or foot front.Particularly, the corresponding distributed image that builds physical sign parameters of the physical sign parameters that magnetic resonance imaging system obtains by sensor and the positional information of sensor, and then compare with corresponding master pattern, if degree of agreement is more than or equal to specific threshold, the position of current detected object can be identified.
Three magnetic resonance imaging system also comprises build judge module according to a particular embodiment of the invention, after determining the position of detected object, build judge module can be at x, this system of y Directional Extension is to calculate some related datas under these two patterns, like this we just can to calculate detected object heavier or light than master pattern, thereby estimate that it is more fat or thinner that detected object is equivalent to master pattern.Thus, can calculate for the radio-frequency power of saturated fat or we and whether need more power to excite the generation of sectioning image.
This system can be when detected object coil be selected, and a more accurate coil position is provided.In this system, suppose two kinds of situations (first enter/foot of head first enters), this is a kind of typical mankind's body weight distribution situation.Then expand this situation and calculate the dependency of actual detected object and theoretical model, just can know detected object is how to lie on examinating couch.So just can know the distribution situation of coil position on examinating couch, the demonstration detected object that this will be more accurate coil position with it.
The invention provides a kind of measurement device, sick bed and magnetic resonance imaging system, described measurement device comprises one or more sensors and a data acquisition section, and described sensor, for measuring one or more physical sign parameters of detected object; Described data acquisition section, is connected with described sensor, for obtain the positional information of described physical sign parameters and described sensor from described sensor.According to technique scheme, can accurately obtain the physical sign parameters of detected object, thereby avoid doctors and patients to slip up causing the risk of input error data, the advantage of the technical program is to utilize a kind of sensor to obtain two kinds of physical sign parameters simultaneously.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (18)
1. a measurement device, described measurement device comprises one or more sensors and a data acquisition section,
Described sensor, for measuring one or more physical sign parameters of detected object;
Described data acquisition section, is connected with described sensor, for obtain the positional information of described physical sign parameters and described sensor from described sensor.
2. measurement device according to claim 1, it is characterized in that, described measurement device also comprises a length computation module, described length computation module is for measure the distance between first sensor and end the sensor of described physical sign parameters on the length direction of described measurement device according to described positional information calculation, as the length of described detected object.
3. measurement device according to claim 2, it is characterized in that, described measurement device also comprises a length correction module, described length correction module is connected with described length computation module, described length correction module obtains described length and described length and statistical data is added from described length computation module, as the height of described detected object.
4. measurement device according to claim 1, is characterized in that,
Described sensor is pressure transducer, and described physical sign parameters is pressure; Described measurement device also comprises a weight computing module, and described weight computing module is used for calculating described pressure sum, as the body weight of described detected object; And/or,
Described sensor is temperature sensor, and described physical sign parameters is temperature; Described measurement device also comprises a temperature computation module, and described temperature computation module is for calculating the meansigma methods of described temperature or obtaining the maximum of described temperature or obtain the minima in described temperature, as the body temperature of described detected object.
5. measurement device according to claim 1, is characterized in that, described measurement device also comprises one or more shells, and described shell covers and contact one or more described sensors.
6. measurement device according to claim 5, is characterized in that, described shell is strip and the length direction perpendicular to described measurement device.
7. measurement device according to claim 1, is characterized in that, the shape of described measurement device is rendered as the profile of detected object.
8. a sick bed, comprises as the measurement device as described in arbitrary in claim 1-7.
9. a sick bed, comprises a body and as the measurement device as described in arbitrary in claim 1,5-7.
10. sick bed according to claim 9, is characterized in that, described measurement device and described bed body comprise the data-interface of mutual coupling, and described measurement device and described bed body transmit described physical sign parameters and described positional information by described data-interface.
11. sick beds according to claim 10, it is characterized in that, described bed body also comprises a length computation module, described length computation module is for measure the distance between first sensor and end the sensor of described physical sign parameters on the length direction of described measurement device according to described positional information calculation, as the length of described detected object.
12. sick beds according to claim 11, it is characterized in that, described bed body also comprises a length correction module, described length correction module is connected with described length computation module, described length correction module obtains described length and described length and statistical data is added from described length computation module, as the height of described detected object.
13. sick beds according to claim 10, is characterized in that,
Described sensor is pressure transducer, and described physical sign parameters is pressure; Described measurement device also comprises a weight computing module, and described weight computing module is used for calculating described pressure sum, as the body weight of described detected object; And/or,
Described sensor is temperature sensor, and described physical sign parameters is temperature; Described measurement device also comprises a temperature computation module, and described temperature computation module is used for the maximum that calculates the meansigma methods of described temperature or obtain described temperature, as the body temperature of described detected object.
14. 1 kinds of magnetic resonance imaging systems, comprise as the sick bed as described in arbitrary in claim 8-13.
15. 1 kinds of magnetic resonance imaging systems, comprise main frame and the sick bed as described in claim 9 or 10, described main frame and described sick bed comprise the data-interface of mutual coupling, and described main frame and described sick bed transmit described physical sign parameters and described positional information by described data-interface.
16. magnetic resonance imaging systems according to claim 15, it is characterized in that, described main frame also comprises a length computation module, described length computation module is for measure the distance between first sensor and end the sensor of described physical sign parameters on the length direction of described measurement device according to described positional information calculation, as the length of described detected object.
17. magnetic resonance imaging systems according to claim 16, it is characterized in that, described main frame also comprises a length correction module, described length correction module is connected with described length computation module, described length correction module obtains described length and described length and statistical data is added from described length computation module, as the height of described detected object.
18. magnetic resonance imaging systems according to claim 15, is characterized in that,
Described sensor is pressure transducer, and described physical sign parameters is pressure; Described main frame also comprises a weight computing module, and described weight computing module is used for calculating pressure sum described in each, as the body weight of described detected object; And/or,
Described sensor is temperature sensor, and described physical sign parameters is temperature; Described main frame also comprises a temperature computation module, and described temperature computation module is used for the maximum that calculates the meansigma methods of described temperature or obtain described temperature, as the body temperature of described detected object.
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| CN105726056B (en) * | 2016-04-18 | 2019-12-06 | 深圳先进技术研究院 | scanning bed and height and weight measuring method thereof |
| CN107320124A (en) * | 2017-06-28 | 2017-11-07 | 上海联影医疗科技有限公司 | The method and medical image system of spacer scanning are set in medical image system |
| CN109171724A (en) * | 2018-07-27 | 2019-01-11 | 上海联影医疗科技有限公司 | The SAR value of magnetic resonance imaging determines method, apparatus, system and storage medium |
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