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1. 发明授权

US09517322B2 Flowmeter 有权
标题翻译：流量计
公开(公告)号：US09517322B2
公开(公告)日：2016-12-13
申请号：US14002358
申请日：2012-12-25
申请人： Beijing Aeonmed Co., Ltd.
发明人： Dianhui Zheng
IPC分类号： A61M16/10 , A61M16/20 , A61M16/01 , G01F1/22 , A61M16/12 , G01F1/26 , A61M16/00
CPC分类号： A61M16/201 , A61M16/01 , A61M16/1005 , A61M16/122 , A61M16/20 , A61M16/209 , A61M2016/003 , A61M2205/3334 , G01F1/22 , G01F1/26
摘要： A flowmeter comprises a lower valve body (1), a throttle assembly, a flow tube assembly, an upper valve body (2), and a pressure fluctuation suppression assembly. An air inlet, an air outlet and an air flow channel connecting the air inlet and the air outlet are arranged in the lower valve body (1); a throttle assembly for adjusting the degree of opening of the air flow channel in the lower valve body (1) is further disposed on the lower valve body (1). The flow tube assembly comprises a flow tube (3), an upper base (4), a lower base (5), and a float (6); a vent hole is provided on each of axial centers of the upper base (4) and the lower base (5); the lower base (5) is arranged at the air outlet of the lower valve body (1); a vertical air flow passage and a horizontal air flow passage are arranged in the upper valve body (2); the upper base (4) is arranged at an air inlet of the vertical air flow passage in the upper valve body (2); the flow tube (3) is disposed between the upper base (4) and the lower base (5) through two ends thereof that are respectively sleeved on protruding portions of the upper base (4) and the lower base (5); the float (6) is disposed in the flow tube (3). The pressure fluctuation suppression assembly comprises a sealing gasket (7), and the sealing gasket (7) is disposed at an air outlet of the vertical air flow passage.
摘要翻译：流量计包括下阀体（1），节流阀组件，流管组件，上阀体（2）和压力波动抑制组件。在下阀体（1）中设置有空气入口，出气口和连接空气入口和空气出口的空气流通道; 用于调节下阀体（1）中的空气流动通道的开度的节气门组件进一步设置在下阀体（1）上。流管组件包括流管（3），上基座（4），下基座（5）和浮子（6）; 在上部基座（4）和下部底座（5）的各轴心上设置通气孔; 下底座（5）布置在下阀体（1）的出气口处; 在上阀体（2）中设置有垂直空气流通道和水平空气流通道; 上基座（4）设置在上阀体（2）中的垂直空气流动通道的进气口处; 流量管3通过其上端分别套在上基座4和下基座5的突出部分上而设置在上基座4和下座5之间。浮子（6）设置在流量管（3）中。压力波动抑制组件包括密封垫圈（7），并且密封垫圈（7）设置在垂直空气流动通道的空气出口处。

2. 发明授权

US08726933B2 Pressure control valve 有权
标题翻译：压力控制阀
公开(公告)号：US08726933B2
公开(公告)日：2014-05-20
申请号：US13264688
申请日：2010-04-15
申请人： Geng Chen , Chang Jin
发明人： Geng Chen , Chang Jin
IPC分类号： F16K35/10 , F16K21/04 , F16K37/00
CPC分类号： F16K31/508 , A61M16/20 , F16K17/048 , F16K37/0016 , Y10T137/7878 , Y10T137/8326
摘要： The present invention discloses a pressure control valve comprising: a cylindrical valve body which has a bottom wall and a side wall, wherein the bottom wall is provided thereon with an air inlet communicating with a device whose pressure to be limited, the side wall is provided with at least one guiding pin, and the cylindrical valve body has air outlets communicating with an exhausting system; a valve core, which is provided within the cylindrical valve body and in air-tight cooperation with the air inlet; a traveling guiding bar, having a lower end connected to the valve core; a covering fitted rotatably or up-and-down movably over the cylindrical valve body, for driving the traveling guiding bar to rotate or move up-and-down; a spiral guiding member, which is fitted up-and-down movably over the traveling guiding bar and is provided on its outer surface with spiral grooves into which the at least one guiding pin can be inserted; a pressure spring, having one end pressed against the valve core and the other end standing against the spiral guiding member.
摘要翻译：本发明公开了一种压力控制阀，包括：圆筒形阀体，其具有底壁和侧壁，其中底壁设置有与要限制的压力的装置连通的空气入口，所述侧壁设置具有至少一个引导销，并且所述圆柱形阀体具有与排气系统连通的空气出口; 阀芯，其设置在圆筒形阀体内并与空气入口气密配合; 行程导杆，其下端连接到阀芯; 可旋转地或上下可动地覆盖在圆筒形阀体上的盖子，用于驱动行进的引导杆旋转或上下移动; 螺旋引导构件，其可移动地装配在行进引导杆上并且在其外表面上设置有螺旋槽，所述至少一个引导销可以插入其中; 压力弹簧，其一端压靠在阀芯上，另一端靠在螺旋导向件上。

3. 发明申请

US20120265492A1 Method, Device and System for Detecting Medical Equipment 审中-公开
标题翻译：检测医疗设备的方法，装置和系统
公开(公告)号：US20120265492A1
公开(公告)日：2012-10-18
申请号：US13389764
申请日：2010-12-24
申请人： Yonghui Chen
发明人： Yonghui Chen
IPC分类号： G06F15/00
CPC分类号： G16H40/40 , A61B5/08 , A61B2560/0271 , A61B2560/0276 , A61M16/021 , A61M2209/02 , G05B15/02
摘要： The present invention discloses a detection method, device and system for medical equipment, wherein the method comprises that: a detection device sends operation parameters to a detected equipment; the detection device obtains detection parameters in a case that the detected equipment operates under the operation parameters; the detection device compares the detection parameters with reference data, wherein the reference data are data obtained through detecting the detected equipment by the detection device; and the detection device determines the operation state of the detected equipment according to the comparison result. By the present invention, realized is an overall, systematic automatic detection of the operation parameters output by the detected equipment.
摘要翻译：本发明公开了一种医疗设备的检测方法，装置和系统，其特征在于，所述方法包括：检测装置向所检测的设备发送操作参数; 检测装置在检测到的设备在操作参数下操作的情况下获得检测参数; 检测装置将检测参数与参考数据进行比较，其中参考数据是通过检测装置检测检测到的设备而获得的数据; 并且检测装置根据比较结果确定检测到的设备的操作状态。通过本发明，实现了由检测设备输出的操作参数的全面，系统的自动检测。

4. 发明申请

US20090171514A1 METHOD FOR IMPROVING THE PRECISION AND RELIABILITY OF CIRCUIT HEATING CONTROL THROUGH A 1 - WIRE SENSOR 审中-公开
标题翻译：通过1线传感器改善电路加热控制的精度和可靠性的方法
公开(公告)号：US20090171514A1
公开(公告)日：2009-07-02
申请号：US12344485
申请日：2008-12-27
申请人： Honggang Yyang , Fei Cheng , Wei Wang
发明人： Honggang Yyang , Fei Cheng , Wei Wang
IPC分类号： G05D23/00 , A61M16/00
CPC分类号： A61M16/1075 , A61M16/01 , A61M16/104 , A61M2205/18 , A61M2205/3368 , A61M2205/581 , A61M2205/583 , A61M2205/60 , A61M2205/702
摘要： A method for improving the precision and reliability of the heating control for an anesthetic machine circuit, comprises: a 1-wire temperature sensor is positioned in the anesthetic machine circuit and electrically connected to a control unit. The control unit reads the ID and verification code of the temperature sensor according to 1-wire protocol and determines the validity of the temperature sensor. The control unit reads the temperature value of the temperature sensor and compares it with the target control temperature. The control unit then turns on the control switch when requiring heating such that power supply powers the heater and the circuit temperature rises, or on the contrary turns off the control switch and the circuit temperature drops according to a control algorithm. The average power of the heater is controlled by PWM method such that the circuit is operated at a predetermined control temperature. With the usage of the 1-wire temperature sensor, the problem of analog signal transmission error is solved, the use of the sensor is facilitated, a long-distance temperature detection and control is obtained. At the same time the digital signal form and interface protocol of the sensor have relative higher anti-disturbance performance and failure recognition function. Accordingly, the requirement on the interface connection quality is reduced, and the reliability is improved.
摘要翻译：一种用于提高麻醉机电路的加热控制的精度和可靠性的方法，包括：1线温度传感器位于麻醉机电路中并电连接到控制单元。控制单元根据1线协议读取温度传感器的ID和验证码，并确定温度传感器的有效性。控制单元读取温度传感器的温度值，并将其与目标控制温度进行比较。控制单元然后在需要加热时打开控制开关，使得电源为加热器供电并且电路温度升高，或者相反，根据控制算法使控制开关断开并且电路温度下降。加热器的平均功率由PWM方式控制，使得电路在预定的控制温度下操作。通过使用1线温度传感器，解决了模拟信号传输误差的问题，便于传感器的使用，可以获得长距离的温度检测和控制。同时传感器的数字信号形式和接口协议具有较高的抗干扰性能和故障识别功能。因此，对接口连接质量的要求降低，可靠性提高。

5. 发明申请

US20090165798A1 METHOD FOR IMPROVING CONTROL AND DETECTION PRECISION OF TIDAL VOLUME BY A CALCULATION INTRODUCED WITH R VALUE 有权
标题翻译：通过计算引入R值来提高控制和检测TIDAL VOLUME精度的方法
公开(公告)号：US20090165798A1
公开(公告)日：2009-07-02
申请号：US12326056
申请日：2008-12-01
申请人： Yumeng CONG , Fei CHANG , Wei WANG
发明人： Yumeng CONG , Fei CHANG , Wei WANG
IPC分类号： A61M16/00 , A61B5/091
CPC分类号： A61B5/091 , A61M16/024 , A61M16/0866 , A61M2016/0027 , A61M2016/0039 , A61M2016/0042
摘要： The present invention discloses a method for improving control and detection precision of tidal volume by introducing R value, comprising the steps of: a plateau pressure Pplate is used to calculate a system compliance C with C=ΔV/(Pplate−PEEP); VT, the tidal volume obtained currently at patient terminal, is calculated with VT=ΔV×(C−Ctube)/C, wherein ΔV is the variation of tidal volume, PEEP is the positive end expiratory pressure and Ctube is the compliance C of the line. Depending on the calculated VT, the tidal volume which is actually obtained by the patients during this period, the processing unit calculates the tidal volume VT′, which the airway is intended to reach during the next expiration period, by VT′=VT+ΔVT×K wherein K is a scaling factor for control and adjustment, VT is the tidal volume obtained by the patient during the current period, VTset is the presetted tidal volume, ΔVT=VTset−VT. And the processing unit accordingly controls the opening position of the inspiratory valve during the next inspiration period, so as to achieve the purpose of improving control and detection of precision tidal volume.
摘要翻译：本发明公开了一种通过引入R值来提高潮气量的控制和检测精度的方法，包括以下步骤：使用平台压力Pplate计算C = DeltaV /（Pplate-PEEP）的系统依从性C; VT，目前在患者终点获得的潮气量，用VT = DeltaVx（C-Ctube）/ C计算，其中DeltaV是潮气量的变化，PEEP是呼气末正压，Ctube是线的顺应性。根据计算出的VT，在此期间实际获得的潮气量，处理单元计算气道预期在下一个期满期间达到的潮气量VT'，VT'= VT + DeltaVTxK 其中K是用于控制和调整的比例因子，VT是患者在当前时期获得的潮气量，VTset是预设潮气量，DeltaVT = VTset-VT。因此，处理单元相应地在下一个吸气期间控制吸气阀的打开位置，以达到改善精确潮气量的控制和检测的目的。

6. 发明申请

US20090165797A1 AIRWAY SYSTEM, OPERATING MEHTOD THEREOF AND VENTILATOR OR ANESTHETIC MACHINE HAVING SUCH SYSTEM 审中-公开
标题翻译：航空系统，操作员及其具有这种系统的通风机或麻醉机
公开(公告)号：US20090165797A1
公开(公告)日：2009-07-02
申请号：US12326012
申请日：2008-12-01
申请人： Yumeng CONG , Wei WANG , Hongyu Zhang
发明人： Yumeng CONG , Wei WANG , Hongyu Zhang
IPC分类号： A61M16/00
CPC分类号： A61M16/022 , A61M2016/0027 , A61M2205/3358
摘要： The present invention discloses an airway system and operating method thereof in the medical equipments such as a ventilator and an anesthetic machine. The airway system comprises: a respiratory circuit (2) comprising an inspiratory branch (21) and an expiratory branch (22); a control unit (1) connected to the respiratory circuit (2) for controlling the opening and closing of the inspiratory and expiratory branches; an airway pressure sensor (7) located in the respiratory circuit (2) for measuring the airway pressure, wherein an ambient pressure sensor (5) is also located in the respiratory circuit (2), and wherein in the normal operating mode, the ambient pressure sensor (5) is used to measure the ambient pressure, while when failures occur in the airway pressure sensor (7) it is used to roughly measure the airway pressure. The airway system and operating method thereof according to the present invention guarantee the stable and continuous operation of the respiratory system when the airway pressure sensor can not measure the airway pressure because of failures so that the safety of the patient is ensured.
摘要翻译：本发明公开了一种呼吸机和麻醉机等医疗设备中的气道系统及其操作方法。气道系统包括：包括吸气分支（21）和呼气分支（22）的呼吸回路（2）; 连接到呼吸回路（2）的控制单元（1），用于控制吸气和呼气分支的打开和关闭; 位于呼吸回路（2）中用于测量气道压力的气道压力传感器（7），其中环境压力传感器（5）也位于呼吸回路（2）中，并且其中在正常操作模式中，环境压力传感器（5）用于测量环境压力，而当气道压力传感器（7）发生故障时，它用于大致测量气道压力。根据本发明的气道系统及其操作方法保证气道压力传感器由于故障而不能测量气道压力时呼吸系统的稳定和连续的操作，从而确保患者的安全。

7. 发明授权

US09474875B2 Bypass apparatus for an absorption tank 有权
标题翻译：用于吸收罐的旁路装置
公开(公告)号：US09474875B2
公开(公告)日：2016-10-25
申请号：US14000596
申请日：2012-12-25
申请人： Beijing Aeonmed Co., Ltd.
发明人： Huimin Bi
IPC分类号： A61M16/20 , A61M16/22 , A61M16/08
CPC分类号： A61M16/20 , A61M16/0891 , A61M16/201 , A61M16/202 , A61M16/22 , A61M2205/12 , A61M2205/7581 , Y10T137/86493
摘要： A bypass device for an absorption tank comprises a two-position three-way valve, a micro switch, a control circuit board, and a micro switch actuation mechanism. When an absorption tank needs to be replaced, in the process of rotating a handle, a contact wheel of the micro switch is pressed to send an electrical signal to the control circuit board, and the control circuit board controls a solenoid valve, thereby controlling a gas path of the two-position three-way valve, and bypassing the absorption tank effectively and timely. After the absorption tank is replaced, it is only required to rotate the handle to the original position, so that the entire replacement process involves simple operations and is effective, and the sealing effect of the gas path is desirable.
摘要翻译：用于吸收罐的旁路装置包括两位三通阀，微动开关，控制电路板和微动开关致动机构。当需要更换吸收罐时，在旋转手柄的过程中，按压微动开关的接触轮以向控制电路板发送电信号，并且控制电路板控制电磁阀，由此控制双向三通阀的气路，有效和绕过吸收槽。在更换吸收罐之后，仅需要将手柄旋转到原始位置，使得整个更换过程涉及简单的操作并且是有效的，并且气路的密封效果是期望的。

8. 发明授权

US09408990B2 Oxygen mixing valve 有权
标题翻译：氧气混合阀
公开(公告)号：US09408990B2
公开(公告)日：2016-08-09
申请号：US13985817
申请日：2012-12-25
申请人： Beijing Aeonmed Co., Ltd.
发明人： Jinquan Ji , Jun Wang
IPC分类号： A61M16/12 , A61M16/20 , F16K11/048 , B01F3/02 , A61M16/00 , F16K31/524 , B01F5/00 , G05D11/13 , A61M39/22 , A61M39/24
CPC分类号： A61M16/0057 , A61M16/12 , A61M16/122 , A61M16/20 , A61M16/208 , A61M2039/226 , A61M2039/248 , A61M2202/0208 , B01F3/02 , B01F5/008 , F16K11/048 , F16K31/52416 , F16K31/52425 , G05D11/132
摘要： An oxygen mixing valve comprises a valve body. The valve body has an oxygen inlet, an air inlet, and a gas mixture outlet. A mixing chamber in communication with the gas mixture outlet, an oxygen chamber in communication with the oxygen inlet, and an air chamber in communication with the air inlet are disposed in the valve body. A first guide seat is elastically disposed in the oxygen chamber, and a second guide seat is elastically disposed in the air chamber. A first ball and a second ball are respectively disposed at inner ends of the first guide seat and the second guide seat. The first ball and the second ball are connected through a ball mandril. A mandril is movably disposed at an outer end of the first guide seat, a bearing capable of rotating is disposed at an outer side of the mandril, an involute cam is disposed at an outer side of the bearing, and the involute camis connected to an output shaft of a stepper motor. The oxygen mixing valve has advantages of simple structure, convenient mounting and maintenance, low manufacturing cost, capability of sensitively and precisely adjusting the ratio of the oxygen to air, and capability of controlling the tidal volume in conjunction with a common proportional valve.
摘要翻译：氧气混合阀包括阀体。阀体具有氧气进口，空气入口和气体混合物出口。与气体混合物出口连通的混合室，与氧气入口连通的氧气室和与空气入口连通的空气室设置在阀体中。弹性地设置在氧气室中的第一引导座，弹性地设置在空气室中的第二引导座。第一球和第二球分别设置在第一导向座和第二导向座的内端。第一球和第二球通过球心连接。心轴可移动地设置在第一导向座的外端，能够旋转的轴承设置在心轴的外侧，渐开线凸轮设置在轴承的外侧，并且渐开线凸轮连接到步进电机的输出轴。氧气混合阀具有结构简单，安装维护方便，制造成本低，灵敏，精确调节氧气与空气比例的能力，以及与普通比例阀一起控制潮气量的能力。

9. 发明授权

US08066003B2 Method for improving control and detection precision of tidal volume by a calculation introduced with R value 有权
标题翻译：通过引入R值的计算提高潮气量控制和检测精度的方法
公开(公告)号：US08066003B2
公开(公告)日：2011-11-29
申请号：US12326056
申请日：2008-12-01
申请人： Yumeng Cong , Fei Chang , Wei Wang
发明人： Yumeng Cong , Fei Chang , Wei Wang
IPC分类号： F16K31/02 , F16K31/26 , A61M16/00 , A62B7/04 , A62B7/00 , A62B9/00 , A62B9/02
CPC分类号： A61B5/091 , A61M16/024 , A61M16/0866 , A61M2016/0027 , A61M2016/0039 , A61M2016/0042
摘要： The present invention discloses a method for improving control and detection precision of tidal volume by introducing R value, comprising the steps of: a plateau pressure Pplate is used to calculate a system compliance C with C=ΔV/(Pplate−PEEP); VT, the tidal volume obtained currently at patient terminal, is calculated with VT=ΔV×(C−Ctube)/C, wherein ΔV is the variation of tidal volume, PEEP is the positive end expiratory pressure and Ctube is the compliance C of the line. Depending on the calculated VT, the tidal volume which is actually obtained by the patients during this period, the processing unit calculates the tidal volume VT′, which the airway is intended to reach during the next expiration period, by VT′=VT+ΔVT×K wherein K is a scaling factor for control and adjustment, VT is the tidal volume obtained by the patient during the current period, VTset is the presetted tidal volume, ΔVT=VTset−VT. And the processing unit accordingly controls the opening position of the inspiratory valve during the next inspiration period, so as to achieve the purpose of improving control and detection of precision tidal volume.
摘要翻译：本发明公开了一种通过引入R值来提高潮气量的控制和检测精度的方法，包括以下步骤：使用平台压力Pplate来计算C =＆Dgr; V /（Pplate-PEEP）的系统顺应性C; VT值为VT =＆Dgr; V×（C-Ctube）/ C，其中＆Dgr; V为潮气量变化，PEEP为呼气末正压，Ctube为合规C的线。根据计算出的VT，在此期间由患者实际获得的潮气量，处理单元计算气道预期在下一个期间内达到的潮气量VT'，VT'= VT +＆Dgr ; VT×K其中K是用于控制和调整的比例因子，VT是患者在当前时段获得的潮气量，VTset是预设潮气量，Dgr; VT = VTset-VT。因此，处理单元相应地在下一个吸气期间控制吸气阀的打开位置，以达到改善精确潮气量的控制和检测的目的。

10. 发明申请

US20090165785A1 ANESTHETIC ABSORBING CIRCLE 有权
标题翻译： ANESTHETIC吸收圈
公开(公告)号：US20090165785A1
公开(公告)日：2009-07-02
申请号：US12344487
申请日：2008-12-27
申请人： Hongyu Zhang , Feng Guo , Xueli Xu
发明人： Hongyu Zhang , Feng Guo , Xueli Xu
IPC分类号： A61M16/12
CPC分类号： A61M16/01 , A61M16/0078 , A61M16/0081 , A61M16/104 , A61M16/208 , A61M16/209 , A61M16/22 , A61M2016/0027 , A61M2016/0036 , A61M2016/1025
摘要： The present invention relates to an anesthetic absorbing circle, comprising: a first common tube, providing an anesthetic gas mixture; an inspiration branch, connected to the first common tube and delivering the anesthetic gas mixture to a patient end; an expiration branch, connected to the first common tube and sending back the expired gas from the patient end to the first common tube; a second common tube, connected with the inspiration branch and the expiration branch at its first end and connected with the patient end at its second end; and a flow sensor, wherein the flow sensor is disposed in the first common tube. Thus, according to the present invention, the flow sensor can conduct bidirectional monitoring, the flow sensor is remote from patients, and water accumulation at the probe will not appear; in addition, the probe can be easily detached and disinfected at a high temperature, and can be used between adults and children.
摘要翻译：本发明涉及麻醉剂吸收圈，包括：第一公共管，提供麻醉气体混合物; 一个灵感分支，连接到第一个普通管，并将麻醉气体混合物输送到患者端; 一个呼气分支，连接到第一公共管，并将呼出的气体从患者端返回到第一公共管; 第二公共管，其与第一端的吸气分支和呼气支路连接，并在其第二端与患者端连接; 和流量传感器，其中所述流量传感器设置在所述第一公共管中。因此，根据本发明，流量传感器可以进行双向监视，流量传感器远离患者，探针上的积水不会出现; 此外，探针可以在高温下容易地分离和消毒，并且可以在成人和儿童之间使用。

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