Patents by Inventor Jian Cen
Jian Cen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11819325Abstract: Disclosed are a method for measuring the level of muscle relaxation, a device thereof and an apparatus for measuring muscle relaxation, and the method respectively obtains the sampled values of the acceleration and angular velocity of the measurement site via an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, in order to calculate the degree of muscle relaxation according to the sampled values of the acceleration and angular velocity. As the calculated results combine the sampled values of the acceleration and angular velocity of the measurement site, the accuracy of the calculated results is higher. Moreover, the measurement combines an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, so that the apparatus for measuring muscle relaxation can be placed in any position of the measurement site without influencing the accuracy of the measured results.Type: GrantFiled: April 7, 2020Date of Patent: November 21, 2023Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd.Inventors: Hui Yu, Shuiyang Pan, Wenyu Ye, Jian Cen, Fang Liu
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Publication number: 20230097852Abstract: A monitoring device having a non-contact physiological parameter monitoring function is disclosed. The monitoring device includes a radio frequency transmission assembly, a radio frequency receiving assembly, a first signal processing circuit and a processor. The radio frequency transmission assembly is configured to generate electromagnetic waves of a specific frequency and transmit the same towards a specific part of a human body. The radio frequency receiving assembly is configured to receive a reflected wave beam reflected back from the specific part of the human body. The first signal processing circuit is configured to convert the reflected wave beam into a first-type physiological parameter signal. The processor is configured to analyze the first-type physiological parameter signal to obtain a first-type physiological parameter value, and to output the first-type physiological parameter value.Type: ApplicationFiled: November 28, 2022Publication date: March 30, 2023Applicant: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Qiling LIU, Junhua XIE, Jian CEN
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Publication number: 20230010925Abstract: A medical device, comprising a housing, a combined modular structure which is formed by connecting a board card and an interface panel to a main bracket; a first opening arranged on the housing for the insertion of the combined modular structure; a first locking structure for locking and fixing the combined modular structure to the housing; a screen assembly; a second opening arranged on the housing for mounting the screen assembly, and a second locking structure for locking and fixing the screen assembly to the housing. The integral arrangement of a functional module of a medical device helps to improve the assembly precision between various components, and ensure the reliability of the connection between components. The housing adopts an integral structure, has good waterproof and dustproof effects as well as low production costs; the present disclosure facilitates the assembly of board card and other components, as well as module configuration and modular testing while also having good seismic performance.Type: ApplicationFiled: July 28, 2022Publication date: January 12, 2023Inventors: Shenhui DONG, Xuegang ZHANG, Chao ZHU, Jian CEN
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Patent number: 11510578Abstract: A medical device, comprising a housing, a combined modular structure which is formed by connecting a board card and an interface panel to a main bracket; a first opening arranged on the housing for the insertion of the combined modular structure; a first locking structure for locking and fixing the combined modular structure to the housing; a screen assembly; a second opening arranged on the housing for mounting the screen assembly, and a second locking structure for locking and fixing the screen assembly to the housing. The integral arrangement of a functional module of a medical device helps to improve the assembly precision between various components, and ensure the reliability of the connection between components. The housing adopts an integral structure, has good waterproof and dustproof effects as well as low production costs; the present disclosure facilitates the assembly of board card and other components, as well as module configuration and modular testing while also having good seismic performance.Type: GrantFiled: February 22, 2019Date of Patent: November 29, 2022Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd.Inventors: Shenhui Dong, Xuegang Zhang, Chao Zhu, Jian Cen
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Patent number: 11287410Abstract: Provided are sampling pumps and gas analyzers using the sampling pumps. The sampling pump may include at least one reciprocating pump set and a control system. Each reciprocating pump set can include two reciprocating pumps. The control system can output drive signals for controlling reciprocating drawing and compressing operations of the reciprocating pumps, where the control system may be designed to output the drive signals that cause the two reciprocating pumps within the same set to provide opposing impact directions at the same time.Type: GrantFiled: May 19, 2020Date of Patent: March 29, 2022Assignees: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD., SHENZHEN MINDRAY SCIENTIFIC CO., LTD.Inventors: Weidong Zhou, Zhonghua Liu, Yunfeng Liu, Jian Cen, Heng Chen, Guangqi Huang, Joakim Carl Gabrielsson, Johan Nils Ernst Werner, Peter Erik Axel Svedmyr
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Publication number: 20220027018Abstract: This disclosure provides a monitor, and a method performed by the monitor for displaying one or more physiological sign parameters and medication information in association. The monitor includes a physiological data monitoring device, a processor, a display, and a communication unit. The physiological data monitoring device is used for monitoring the one or more physiological sign parameters of a monitored object, and the communication unit is used for receiving the medication information from an infusion pump. The processor is used for controlling the display screen for displaying the physiological sign parameters and the medication information in association on the monitor.Type: ApplicationFiled: October 2, 2021Publication date: January 27, 2022Applicant: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Lin TAN, Ruiling PAN, Jian CEN, Xiaoling ZOU, Weiwei YUAN
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Publication number: 20210327577Abstract: A patient state monitoring system and a method for monitoring patient state are disclosed. The patient state monitoring system includes a monitoring device and a monitoring module communicationally connected to the monitoring device, the monitoring module being worn on the patient's body. The patient state monitoring system also includes a processor that obtains parameters, and sets the operating mode of a monitoring module according to the obtained parameters, where the operating mode of the monitoring module comprises a continuous monitoring module and an intermittent monitoring mode. By use of the patient state monitoring system and method, during the monitoring of a patient, strict monitoring of the user's physical condition can be satisfied and the processing of redundant data can be reduced, thereby improving monitoring efficiency and quality.Type: ApplicationFiled: June 28, 2021Publication date: October 21, 2021Applicant: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Jian REN, Qiling LIU, Pengpeng NIE, Hengxing XIA, Jian CEN
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Publication number: 20210321886Abstract: A portable monitoring apparatus, a monitoring device, and a monitoring system are disclosed. The portable monitoring apparatus includes a first type of sensor configured to acquire a physiological parameter value, which includes at least one of an electrocardiogram (ECG) parameter value, a respiratory parameter value, a blood oxygen parameter value, a blood pressure parameter value, and a body temperature parameter value; a second type of sensor configured to acquire a non-physiological parameter value, which includes at least one of a sleep parameter value, a motion parameter value, and a pain parameter value; and a processor configured to take the acquired physiological parameter value and non-physiological parameter value as patient status recovery parameter values and control to output the patient status recovery parameter values.Type: ApplicationFiled: June 29, 2021Publication date: October 21, 2021Applicant: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Bingbing XUE, Jianhui ZHANG, Qiling LIU, Xia JIANG, Jian REN, Jianfang CAO, Yu CHEN, Jian CEN, Zhonghua LIU, Kun JIAO
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Patent number: 10912518Abstract: A computer-implemented method for a monitoring device being executed by a processor of the monitoring device comprises acquiring at least two kinds of physiological signals via a sensor of the monitoring device, obtaining a signal quality index of each of the at least two kinds of physiological signals by the processor of the monitoring device, providing a homologous physiological parameter value corresponding to each of the at least two kinds of physiological signals by the processor of the monitoring device, and fusing the homologous physiological parameter values based on the signal quality index of each of the at least two kinds of physiological signals and providing a fused value of the homologous physiological parameter values by the processor of the monitoring device. The disclosed physiological parameter processing method avoids disadvantages caused by relying on a single physiological signal.Type: GrantFiled: March 14, 2016Date of Patent: February 9, 2021Assignees: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD., SHENZHEN MINDRAY SCIENTIFIC CO., LTD.Inventors: Ze-Hui Sun, Jiao Yu, Jian-Wei Su, Jing-Ming Yang, Chao-Cheng Xie, Wen-Yu Ye, Jian Cen
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Patent number: 10893827Abstract: Disclosed are a device for measuring muscle relaxation and a monitoring equipment. The device includes a response signal detection unit and a control unit. The response signal detection unit includes an angular velocity sensor for sensing the motion of a measurement site and outputting corresponding angular velocity information of the measurement site to the control unit. The control unit includes a main processor and a stimulus signal source connected to the main processor. The stimulus signal source applies stimulus current to the measurement site through an output terminal under control of the main processor. The main processor can process the motion information from the response signal detection unit.Type: GrantFiled: September 9, 2013Date of Patent: January 19, 2021Assignees: Shenzhen Mindray Bio-Medical Electronics Co., Ltd., Shenzhen Mindray Scientific Co., Ltd.Inventors: Bin Wang, Jian Cen, Peng Zhang, Fang Liu, Hui Yu
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Publication number: 20200278334Abstract: Provided are sampling pumps and gas analyzers using the sampling pumps. The sampling pump may include at least one reciprocating pump set and a control system. Each reciprocating pump set can include two reciprocating pumps. The control system can output drive signals for controlling reciprocating drawing and compressing operations of the reciprocating pumps, where the control system may be designed to output the drive signals that cause the two reciprocating pumps within the same set to provide opposing impact directions at the same time.Type: ApplicationFiled: May 19, 2020Publication date: September 3, 2020Inventors: Weidong Zhou, Zhonghua Liu, Yunfeng Liu, Jian Cen, Heng Chen, Guangqi Huang, Joakim Carl Gabrielsson, Johan Nils Ernst Werner, Peter Erik Axel Svedmyr
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Publication number: 20200229755Abstract: Disclosed are a method for measuring the level of muscle relaxation, a device thereof and an apparatus for measuring muscle relaxation, and the method respectively obtains the sampled values of the acceleration and angular velocity of the measurement site via an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, in order to calculate the degree of muscle relaxation according to the sampled values of the acceleration and angular velocity. As the calculated results combine the sampled values of the acceleration and angular velocity of the measurement site, the accuracy of the calculated results is higher. Moreover, the measurement combines an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, so that the apparatus for measuring muscle relaxation can be placed in any position of the measurement site without influencing the accuracy of the measured results.Type: ApplicationFiled: April 7, 2020Publication date: July 23, 2020Inventors: Hui YU, Shuiyang PAN, Wenyu YE, Jian CEN, Fang LIU
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Patent number: 10656132Abstract: Provided are sampling pumps and gas analyzers using the sampling pumps. The sampling pump may include at least one reciprocating pump set and a control system. Each reciprocating pump set can include two reciprocating pumps. The control system can output drive signals for controlling reciprocating drawing and compressing operations of the reciprocating pumps, where the control system may be designed to output the drive signals that cause the two reciprocating pumps within the same set to provide opposing impact directions at the same time.Type: GrantFiled: July 17, 2014Date of Patent: May 19, 2020Assignees: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD., SHENZHEN MINDRAY SCIENTIFIC CO., LTD.Inventors: Weidong Zhou, Zhonghua Liu, Yunfeng Liu, Jian Cen, Heng Chen, Guangqi Huang, Joakim Carl Gabrielsson, Johan Nils Ernst Werner, Peter Erik Axel Svedmyr
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Patent number: 10610151Abstract: Disclosed are a method for measuring the level of muscle relaxation, a device thereof and an apparatus for measuring muscle relaxation, and the method respectively obtains the sampled values of the acceleration and angular velocity of the measurement site via an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, in order to calculate the degree of muscle relaxation according to the sampled values of the acceleration and angular velocity. As the calculated results combine the sampled values of the acceleration and angular velocity of the measurement site, the accuracy of the calculated results is higher. Moreover, the measurement combines an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, so that the apparatus for measuring muscle relaxation can be placed in any position of the measurement site without influencing the accuracy of the measured results.Type: GrantFiled: September 9, 2013Date of Patent: April 7, 2020Assignees: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD., SHENZHEN MINDRAY SCIENTIFIC CO., LTD.Inventors: Hui Yu, Shuiyang Pan, Wenyu Ye, Jian Cen, Fang Liu
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Publication number: 20200029823Abstract: A medical device, comprising a housing, a combined modular structure which is formed by connecting a board card and an interface panel to a main bracket; a first opening arranged on the housing for the insertion of the combined modular structure; a first locking structure for locking and fixing the combined modular structure to the housing; a screen assembly; a second opening arranged on the housing for mounting the screen assembly, and a second locking structure for locking and fixing the screen assembly to the housing. The integral arrangement of a functional module of a medical device helps to improve the assembly precision between various components, and ensure the reliability of the connection between components. The housing adopts an integral structure, has good waterproof and dustproof effects as well as low production costs; the present disclosure facilitates the assembly of board card and other components, as well as module configuration and modular testing while also having good seismic performance.Type: ApplicationFiled: February 22, 2019Publication date: January 30, 2020Inventors: Shenhui DONG, Xuegang ZHANG, Chao ZHU, Jian CEN
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Patent number: 9897629Abstract: This disclosure relates to bioelectric signal detecting circuits, lead wire detecting circuits and medical devices. The lead wire detecting circuit may include a reference voltage generator, at least one comparator, and a logic control module, wherein input ends of the comparator are connected to an output end of the reference voltage generator and an signal output end of a lead wire, respectively, for inputting a reference voltage and a lead signal, and the comparator compares the lead signal with the reference voltage and changes an output voltage at an output end of the comparator according to a comparison result; wherein an input end of the logic control module is connected to the output end of the comparator, and the logic control module determines whether the lead wire is in a connected state or disconnected state by the output voltage at the output end of the comparator.Type: GrantFiled: October 27, 2014Date of Patent: February 20, 2018Assignee: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Jian Cen, Qiling Liu, Xiaoyu Wu, Bing Wang
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Patent number: 9714927Abstract: Provided is medical equipment for gas monitoring having a gas treatment system, including a first gas monitoring module and an integrated gas circuit board. A first gas circuit that may be a through passage with both inlet and outlet can be arranged inside the integrated gas circuit board. A gas outlet, at least one gas inlet and at least one monitoring interface can be arranged on a surface of the integrated gas circuit board. The gas inlet may include a first gas inlet, and the first gas inlet and the gas outlet can communicate with two ends of the first gas circuit. The monitoring interface may include a first monitoring interface for communication between the first gas circuit and the first gas monitoring module, and an internal gas inlet interface and an internal gas outlet interface for communication between the first gas circuit and a second internal gas monitoring module.Type: GrantFiled: July 17, 2014Date of Patent: July 25, 2017Assignee: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Xuegang Zhang, Zhonghua Liu, Guangqi Huang, Meng Zhu, Jian Cen
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Patent number: 9506900Abstract: Provided are gas treatment devices and medical equipment thereof. The gas treatment device can include at least a first gas monitoring module and a second gas monitoring module, a master control module and an integrated gas circuit board. A gas outlet, at least one gas inlet and a monitoring interface can be arranged on a surface of the integrated gas circuit board, while a first and a second gas circuits may be arranged inside the integrated gas circuit board. The gas inlet can include a first gas inlet and a second gas inlet. The gas outlet and the first gas inlet can communicate with first and second ends of the first gas circuit, and the second gas inlet can communicate with one end of the second gas circuit. The first and the second gas circuits can communicate with the first and the second gas monitoring modules through corresponding monitoring interfaces.Type: GrantFiled: July 17, 2014Date of Patent: November 29, 2016Assignee: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Xuegang Zhang, Zhonghua Liu, Meng Zhu, Weidong Zhou, Jian Cen, Shuangtao Xiong, Guangqi Huang, Joakim Carl Gabrielsson, Johan Nils Ernst Werner
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Publication number: 20160192887Abstract: A computer-implemented method for a monitoring device being executed by a processor of the monitoring device comprises acquiring at least two kinds of physiological signals via a sensor of the monitoring device, obtaining a signal quality index of each of the at least two kinds of physiological signals by the processor of the monitoring device, providing a homologous physiological parameter value corresponding to each of the at least two kinds of physiological signals by the processor of the monitoring device, and fusing the homologous physiological parameter values based on the signal quality index of each of the at least two kinds of physiological signals and providing a fused value of the homologous physiological parameter values by the processor of the monitoring device. The disclosed physiological parameter processing method avoids disadvantages caused by relying on a single physiological signal.Type: ApplicationFiled: March 14, 2016Publication date: July 7, 2016Inventors: ZE-HUI SUN, JIAO YU, JIAN-WEI SU, JING-MING YANG, CHAO-CHENG XIE, WEN-YU YE, JIAN CEN
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Publication number: 20160183845Abstract: Disclosed are a device for measuring muscle relaxation and a monitoring equipment. The device includes a response signal detection unit and a control unit. The response signal detection unit includes an angular velocity sensor for sensing the motion of a measurement site and outputting corresponding angular velocity information of the measurement site to the control unit. The control unit includes a main processor and a stimulus signal source connected to the main processor. The stimulus signal source applies stimulus current to the measurement site through an output terminal under control of the main processor. The main processor can process the motion information from the response signal detection unit.Type: ApplicationFiled: September 9, 2013Publication date: June 30, 2016Inventors: Bin Wang, Jian Cen, Peng Zhang, Fang Liu, Hui Yu