CN113347952A - 支撑垫 - Google Patents
支撑垫 Download PDFInfo
- Publication number
- CN113347952A CN113347952A CN202080010394.2A CN202080010394A CN113347952A CN 113347952 A CN113347952 A CN 113347952A CN 202080010394 A CN202080010394 A CN 202080010394A CN 113347952 A CN113347952 A CN 113347952A
- Authority
- CN
- China
- Prior art keywords
- support cushion
- cushion
- support
- vibration
- sensor
- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1043—Cushions specially adapted for wheelchairs
- A61G5/1045—Cushions specially adapted for wheelchairs for the seat portion
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C9/00—Stools for specified purposes
- A47C9/002—Stools for specified purposes with exercising means or having special therapeutic or ergonomic effects
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- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
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- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
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Abstract
一种改善压疮发生的支撑垫,该支撑垫包括:开孔或闭孔支撑结构;形成于支撑结构内的至少一个空腔;至少一个振动设备,其位于至少一个空腔内,并对支撑结构施加振动;控制器,其控制振动设备的操作以根据多个所选程序中的一个以预定方式调整振动的强度、持续时间和位置中的一个或多个;以及适于映现使用者的压力(重力)分布图的至少一个传感器。支撑垫可以根据映现的压力分布在振动强度、持续时间和位置上进行调整。还可以记录映现的压力分布和振动强度、持续时间和位置的历史以用于诊断和治疗目的。
Description
技术领域
本发明涉及医疗设备领域。特别地,本发明涉及用于椅子或床的垫子。更特别地,本发明涉及可以用于预防或治疗压疮(pressure ulcer)的用于轮椅的垫子。
背景技术
动弹不得的人可能有患压疮(也称为褥疮性溃疡或褥疮)的风险。该问题在长时间躺在床上的患者中尤为明显,但在只能坐在轮椅上的患者中也很明显。尽管以下讨论集中在轮椅上,但应理解,相同的考虑可适用于长时间保持在一个位置而不能移动的任何使用者。
被限制在轮椅上的人可能具有上身活动能力,但可能无法改变他们在轮椅上的位置。因此,臀部和大腿上部的血液循环可能会受到限制。压疮的确切原因尚不完全清楚,但血流不畅、缺乏移动、体重负荷、潮湿与纯粹压疮的发展和类似问题之间存在高度相关性。皮肤破损被认为是由负载和压力对皮肤的影响造成的,这限制了对皮肤组织活力至关重要的皮肤血流。
已知通过按摩容易发生压疮的身体区域来治疗或预防压疮等。转让给VibrantMedical Limited的英国专利申请号GB2528967中描述了一种特定的已知技术和设备。该专利申请描述了一种用于有溃疡风险的患者的支撑结构,并且特别关注振动按摩。但是,该说明简要提及了将振动并入垫子的可能性,并指出“[该]垫子可以并入轮椅或类似的椅子的座椅,行动不便的患者可能会长时间使用该类似的椅子一段时间。垫子40包含振动单元,该振动单元包括连接到柔性塑料框架12的马达16,以通过第一层泡沫14'向坐在表面14a上的乘员提供振动。垫子40还可以包括与振动马达16通信的控制硬件,以便为坐在垫子40上的患者提供振动疗法来治疗或预防压疮。”
Vibrant Medical设备被描述为采用摆线振动,但以有限的方式进行,无法实现有用水平的有益效果。GB2528967中描述的背景通过引用并入本文。说明书中对任何现有技术的引用不应被视为现有技术构成公知常识的一部分的指示。
发明内容
在一种形式中,虽然它不必是唯一的或实际上是最广泛的形式,但本发明在于一种用于改善压疮发生的支撑垫,该支撑垫包括:
开孔或闭孔支撑结构;
形成于所述支撑结构内的至少一个空腔;
至少一个振动设备,该至少一个震动设备位于至少一个空腔内,并对支撑结构施加振动;
控制器,该控制器控制振动设备的操作,以根据多个可选程序中的任何一个以预定方式调整振动的强度、持续时间和位置中的一个或多个;以及
至少一个传感器,该至少一个传感器适于测量使用者在所述支撑垫上的重力分布。
优选地,控制器是被编程为控制振动设备的微处理器设备,振动设备根据所选程序运行。
适当地,微处理器设备连接到具有接口的控制面板,该接口允许选择多个可选程序中的一个。
控制面板优选地包括到支撑结构中和/或无线连接到微处理器设备和/或包括到被编程为控制微处理器设备的可用计算设备中。
所选程序优选地是可定制的,以调整振动的强度和/或持续时间和/或位置。
至少一个传感器向控制器提供输入,控制器可以基于来自传感器的输入来调整振动的强度和/或持续时间和/或位置。
如果感测到支撑垫上重力的长时间的不成比例的分布,则可以提供指示。
优选地,支撑垫还包括可由移动计算设备上的处理器执行的计算机应用程序,移动计算设备适当地包括图形用户界面并且无线连接到控制器。
计算机应用程序可以在图形用户界面上显示由至少一个传感器感测到的重力分布图。
适当地,计算机应用程序在图形用户界面上记录和/或提供由至少一个传感器感测到的支撑垫的重力分布历史记录。
计算机应用程序可以为使用者的移动提供视觉和/或音频提醒。
优选地,至少一个传感器包括至少一组传感设备对,传感设备对中的每一个包括至少一个接近度传感器和一个加速度计。
传感器包括四组传感设备对,所述四组传感设备对以象限布局布置。
优选地,传感器的象限布局监测使用者的重心以确定姿势的对称性。
优选地,姿势的对称性由布置在象限布局中的传感器之间的一组比率确定。
适当地,当至少一个传感器确定支撑垫上没有使用者时,控制器关闭至少一个振动设备。
优选地,支撑结构由以下中的一种或多种构成;乳胶、高分子材料、多密度泡沫、记忆泡沫、抗压凝胶。
合适地,至少一个空腔的尺寸和形状被设计成容纳至少一个振动设备。可以适当地有两个或更多个空腔,每个空腔接收振动设备。
振动设备优选地是摆线振动设备,其对位于支撑结构上的使用者施加摆线振动疗法。摆线振动设备适当地结合了无刷伺服马达。
支撑垫可以适于用作以下中的一个:座垫;轮椅垫子;靠背腰垫;宠物床垫;床垫垫子。
从以下详细描述中,本发明的进一步特征和优点将变得显而易见。
附图说明
为帮助理解本发明,使本领域技术人员能够将本发明付诸实施,下面结合附图仅以举例的方式对本发明的优选实施例进行说明,其中:
图1是本发明在轮椅上使用的示意图;
图2示出了支撑垫的第一实施例;
图3示出了支撑垫的第二实施例;
图4示出了图1的实施例的分解图;
图5示出了合适的摆线振动治疗马达;
图6示出了支撑垫的第三实施例;
图7示出了用于支撑垫的传感器的实施例;
图8示出了支撑垫的第四实施例的分解图;
图9是控制设备的程序的流程图;以及
图10示出了支撑垫的第五实施例。
具体实施方式
本发明的实施例主要在于支撑垫和振动支撑垫的方法。相应地,在附图中以简明的示意性形式示出了垫子的整体和方法步骤,仅示出了理解本发明实施例所必需的那些具体细节,而不会由于对于受益于本说明书的本领域普通技术人员将是显而易见的过多细节而使本公开内容变得模糊。
在本说明书中,诸如第一和第二、左和右等形容词可以单独用于将一个元素或动作与另一个元素或动作区分开来,而不必要求或暗示任何实际的这种关系或顺序。诸如“包含”或“包括”之类的词旨在定义非排他性的包含,使得包含元素列表的过程、方法、物品或装置不仅包括这些元素,还可能包括其他未明确列出的元素,包括此类过程、方法、物品或装置所固有的要素。
参照图1,示出了典型轮椅11上的垫子10的示意图。轮椅11通常包括具有轮子112和推柄113的框架111。轮椅11可以是电动的,带有马达(未显示)。
垫子10的一个实施例在图2中示出。垫子10的尺寸和形状适合轮椅11。垫子10由闭孔聚亚安酯或其他合适的材料制成。空腔101朝向垫子10的中部形成。空腔101从垫子的侧面或前部朝向相对侧或后部延伸。一旦摆线振动马达安装在空腔101中,就可以使用塞子(未示出)来封闭空腔。控制面板12在某个位置模制到垫子中。在图1中,控制面板12显示在支撑垫10的左侧,而在图2中,控制面板12显示在支撑垫10的左前方。控制面板12的具体位置并不重要。
将注意到,支撑垫的顶部被模制以向使用者提供舒适度。尽管描述了特定的设计,但支撑垫具有任何特定的尺寸或形状对于本发明来说并不是必要的。实际上,支撑垫可以很大并且被配置为床垫。
图3示出了替代实施例。在图3的实施例中,垫子10具有两个空腔102a、102b。空腔具有与图2的实施例的空腔相似的结构。与图2的单个空腔相比,两个空腔允许振动程序的更大变化。在其他实施例(未示出)中,存在三个或更多个空腔。
如图4所示,支撑垫10被方便地模制成两部分。图4示出了上部10a,其设计用于定位在垫上的使用者的舒适度。下部10b被设计成在电子设备外壳41中包含摆线振动马达50和控制器40,包括控制面板12。示出了封闭空腔101的塞子104。摆线振动马达50和电子设备外壳41的位置被示为位于下部10b中。
用于施加摆线振动疗法的合适的马达50在图5中示出。马达是可以由电池供电的紧凑型DC无刷马达。用于马达50或支撑垫10的其他电气部件的合适电源是单节电池、高容量、可充电锂离子电池,其可以方便地位于电子设备外壳41中。电池可以方便地通过USB充电,但也可以是从电源适配器充电。电池状况可由安装在垫子前表面上的彩色LED指示。电池管理建立于控制器中。
马达驱动偏心重物51,偏心重物51向垫子10施加振动。振动频率由偏心重物的旋转速度决定,而偏心重物的旋转速度又由马达50的RPM决定。马达可以伺服锁定到晶体参考。典型的振动频率为30-50Hz,但这可以在一定范围内调整。振动幅度通常为0.1-0.8毫米。
振动设备的操作是通过控制器40进行的,控制器40可以包括结合到支撑垫10或支撑结构中的控制面板12。控制器40可以是被编程以控制振动设备的微处理器设备,振动设备根据使用者选择的程序操作。微处理器设备或控制器连接到具有接口的控制面板12,该接口允许选择多个可选程序中的一个。在图2和图3中最清楚地示出了控制面板12。控制面板12包括在垫子10的前部外侧上的控制贴花上的按钮,带有用于确认操作的指示灯。
在替代实施例中,控制面板被合并到支撑结构中和/或无线地连接到微处理器设备和/或合并到被编程为控制微处理器设备的可用计算设备中。作为示例,控制器的一部分可以与马达50结合并且可以通过诸如或的远程链接访问。控制器由此无线连接到可由移动计算设备上的处理器执行的计算机应用程序,该计算设备包括图形用户界面。在该实施例中,控制器可通过运行在智能手机、平板电脑或台式计算机上的应用程序访问。下面描述了可能并非在每个实施例中都可用的各种功能选项。远程链接控制器的一个优点是它不需要在垫子10和控制面板12之间使用电缆。另一方面,控制面板具有按钮的优点,用于由位于垫子10上的使用者自激活。
无论是通过远程链接还是本地控制面板,控制器都具有启动和停止振动疗法的功能以及各种指示以补充操作。如下所述,补充功能可以包括分布在垫子上的压力(重力)的图形显示、电池充电指示和操作程序。
嵌入在垫子10中的可以是至少一个传感器,体现为压力传感器60,以用于测量坐在垫子10上的患者的重力分布。压力传感器60能够监测使用者的重心并通过局部泡沫压缩(包括:左、右、前和后)确定姿势对称性。
在图6所示的垫子的实施例中示出了压力传感器60的示例性位置。在一个实施例中,传感器是压力传感器60的形式,该压力传感器60布置成分布在垫子上的阵列。来自压力传感器60的信号由控制器40分析。在一个实施例中,压力分布的图形显示由控制器40提供。图形显示可以传输到智能电话、平板电脑或台式计算机。在另一个实施例中,显示器设置有控制面板12。压力分布用于选择合适的治疗方案,如下所述。该选择可以由垫子的使用者、临床医生/护理员进行,或者可以从可用程序中自动选择。举例来说,如果压力分布表明一个臀部上的压力比另一个臀部上的压力大,则治疗方案可以为每个臀部提供不同频率或持续时间的振动。
至少一个传感器(目前体现为压力传感器60)因此可以适当地用作控制器40的输入,适于根据映射的重力分布调整振动的强度和/或持续时间和/或位置。替代地,当至少一个传感器确定支撑垫10上没有使用者时,控制器40还可以用作关闭至少一个振动设备的开关。这可以在使用者在中周离开垫子时暂停活动会话,或者当使用者不在垫子旁时阻止计划的治疗按摩周期启动。
压力传感器60可以是电容传感器、力敏电阻器、压电设备、应变仪阵列或可拉伸导电布。
垫子10还可以包括移动传感器,例如加速度计66,以检测轮椅的移动和/或定位在垫子上的使用者的移动。来自移动传感器66的数据向护理员提供位于垫子上的使用者可能需要注意的信息。提供给护理员的该信息也可以采用视觉和/或音频提醒的形式。加速度计的另一个目的是检测垫子的移动。众所周知,空间倾斜的椅子(例如躺椅)会使整个垫子倾斜,从而导致重力重新分配。加速度计将检测到这种移动。在另一个实施例中,可以设置被认为是重要的移动范围。例如,小于某个角度的移动可以被忽略并且大于某个角度的移动可以产生不同的指示。非常大的移动可能会产生使用者从垫子10跌落的风险的指示。
至少一个传感器还能够确定垫子的占用。在优选实施例中,针对阈值计算所有压力传感器60的总和以适合使用者和/或垫子和/或椅子的特性。
在座垫的优选实施例中,四个高精度电容式接近度感测元件(70a、70b、70c和70d)位于板71上,板71位于支撑垫10的上部10a下方。感测元件与左臀部、右臀部、左大腿和右大腿对齐,如图7所示。感测元件可以适当地是由两个大的平行板之间的电介质形成的电容元件,两个大的平行板形成调谐电路的一部分,该调谐电路具有由有源电容激发的到数字转换器设备的谐振频率。使用者重力对相邻材料(泡沫)的压缩会导致系统电容发生变化,这会转化为谐振频率的变化,该谐振频率被检测到并与泡沫压缩水平成正比。感测元件的形状和布局的改进允许感测区域具有等于垫子厚度的有效感测范围,并且从底侧屏蔽以防止与任何垫子框架相互作用。
来自每个感测元件的信号在信号线72上传送到控制电路73。控制电路73可以提供进一步的处理。控制电路73还提供到控制器40的接口。
每个接近度感测元件可以测量由于在垫子厚度范围内接近度的微小变化而引起的极小的电容变化。感测区域和垫子结构都具有双边对称性。这允许进行比率测量以确定使用者的重心,从而确定姿势对称性。
左/右姿势对称性可以通过以下比率确定:
(左大腿接近度+左臀部接近度):(右大腿接近度+右臀部接近度)
前/后姿势对称性可以通过以下比率确定:
(右臀部接近度+左臀部接近度):(右大腿接近度+左大腿接近度)。
应当注意,图7的传感器配置不直接测量重力或压力,而是测量姿势对称性(左-右-前-后)和垫子占用。
与图6的实施例一样,每个接近度感测元件还可以包括加速度计,适当精度的三轴加速度计。接近度传感器和加速度计的组合允许传感器确定使用者何时重新定位。如果满足指定的缓解期,则指示和通知可能会重置。还可以监测装有主动空间倾斜(TIS)系统的椅子,以确定椅垫是否已从水平位置移动到一系列位置内的指定位置。同样,一旦达到指定的缓解期,指示和通知就可以重置。
比例左/右测量还减少了来自噪声、偏移、热漂移或泡沫降解的测量误差,因为这些变化将在很大程度上对于整个垫子主体来说是共同的。
支撑垫10的另一个实施例在图8中示出。在该实施例中,马达50、电子设备外壳41和控制面板12安装在基板80上。支撑垫10的上部81附接到基板以组装支撑垫10。塞子104如前所述封闭空腔101。可以设想,图8的实施例在向垫子10施加振动方面具有优势。此外,基板80提供用于定位附加传感器的有用平台。
参照图9,示出了对控制器进行编程和操作以控制摆线振动设备的振动的过程的流程图。图9的流程图的第一部分描述了设置程序。这可以作为工厂预设来完成或者可以由使用者和/或护理员执行。所选程序可定制以调整振动的强度和/或持续时间和/或位置。开始设置过程的第一步是选择振动的位置。如果只有一个摆线振动设备,该步骤可能是多余的,但如果有两个或更多个摆线振动设备,则可以对每个摆线振动设备执行以下步骤,使得不同位置和/或不同时间的振动程序不同。
在选择了位置之后,选择了振动的强度,也可以预先设置强度。可以在合适的尺度上选择强度,例如十点尺度,范围从最小强度到最大强度。振动的强度由频率决定。频率可以在从大约30Hz到大约50Hz的范围内变化。选择振动疗法的持续时间,这通常是15分钟到50分钟的时间段。该持续时间也可以重复,例如40分钟的振动,然后是一到两个小时的休息,然后是另外40分钟的振动,也可以第三次重复。
最后,选择开始时间。这可以是立即启动、在固定延迟后的程序启动或在特定时刻或时间的启动,例如每天上午9点。为促进此功能,控制器可包括实时时钟和日历集成电路。这样的设备很容易获得。该设备还可以提供如下所述的事件记录能力。
在一个实施例中,控制器包括预设程序,其中位置、振动频率/速度、时间和持续时间在按下控制面板和/或智能手机应用程序上的一个按钮时被激活,适当地在那天开始时。
设计的程序可以被保存并适当地编号(程序1、程序2等)。保存步骤是可选的,因此对于使用者选择的参数,程序可以简单地作为一次性应用程序运行。
对于自动化操作,可以从存储的程序选择程序并开始。存储的程序可以预先设置并提供给使用者,或者由使用者或为使用者专门设计的程序。
程序通过时间循环周期性地检查持续时间,并继续直到整个持续时间过去。
发明人已经发现,与现有技术的连续操作相比,可编程振动具有特别的优势。例如,以下程序被认为是有益的,并有望提供特别的优势:
·每天以30-40hz的频率进行3次30分钟的治疗,间隔1.5-2小时。这可以通过控制面板上的一个按钮进行操作,该按钮将立即开始第一个30-40分钟的治疗。操作员可能能够改变或调整马达的振动频率/速度和/或持续时间;
·频率在90秒期间内从30Hz缓慢增加到50Hz,这不会被患者察觉。预计在30分钟的治疗中应用一系列振动频率将改善血液流动;
·四次15分钟的治疗,分布在8小时的定时程序中。这可能会更频繁地改善风险部位的血流;
·根据体重选择治疗频率和持续时间。平均体重的人可能在30Hz下进行30分钟的治疗,而较重的人可能在40Hz下进行35分钟的治疗。较大的人可能在50Hz下进行40分钟的治疗。
以上概述的程序仅作为示例提供。其他计划可能适用于某些情况下的某些患者,并且可能具有特定的创新优势。可以使用以下变体:
部位:右臀部;右大腿;左臀部;左大腿;右、左、臀部和大腿的任意组合;
频率:30Hz至50Hz
强度:0.1mm到0.8mm的移动幅度
持续时间:30分钟至3小时,以15分钟为增量,可重复,治疗间隔为30分钟至6小时,增量为30分钟;
控制器和/或计算机应用程序在图形用户界面上记录和/或提供由至少一个传感器感测的支撑垫10的压力分布历史记录。还可以根据由至少一个传感器确定的使用者负载的对称性来记录长期姿势趋势。控制器和/或计算机应用程序还维护各种活动日志。日志可以包括例如每天每个会话的按摩时间、椅子移动和患者移动。对日志进行分析以进行临床评估,从而导致程序的变化以提高功效。该软件将记录压力映射和传感数据。计算机应用程序还可以在图形用户界面上提供由至少一个传感器感测到的支撑垫10的重力(压力)分布图。可选地,还可以提供使用者姿势对称性的图形表示。还可以显示在左/右和前/后之间的使用者对称位置的视觉指示,例如,作为具有以下指示位置的颜色的2x2网格排列:
绿点-平衡(<+/-5%)。
琥珀色–中度失位(>5%<15%)。
红色-极端位置,需要立即重新定位(>15%)。
数据和历史日志可以被自动编译,并且使用者和/或护理员/护理人员每天、每周或每月接收使用总结报告(即是否支撑垫每天被激活)以及姿势趋势报告。日志可以提供百分比细目,指示使用者在平衡或不平衡姿势中花费了多少时间。使用者和/或护理员/护理人员然后可以评估数据,并使用标准支撑结构对使用者的姿势进行纠正更改。
控制器还将通过使用者和/或护理员/护理人员的智能手机/平板电脑或设备向他们提供指示。该指示可以是视觉的、听觉的、触觉的或诸如振动和铃声的组合。该指示可以是例如压力传感器计时器已到期并且患者需要重新定位以释放压力。替代地,该指示可以是感测到支撑垫10上压力的长时间的不成比例分布。支撑垫10上压力的不成比例分布也可以表明负载不对称,并且使用者的姿势需要更正。使用者可能已经向左、向右或向前倾斜。只有在压力传感器记录到压力释放或通过重新定位指定的连续时间段而返回到对称负载/姿势后,该指示才会重置。医疗保健专业人员可以调整适当的时间段以适应个人使用者的需要。
控制器还可以记录从压力指示的激活到重新定位和重置所花费的时间。响应数据构成可选汇总报告的一部分,该报告显示护理员或护理人员照顾患者的速度,并且可以成为有用的监督和管理工具。支撑垫的使用者的家人也可以将汇总报告发送给他们进行监督。该数据也可用于家庭护理服务,为他们家中的一个人提供多个不同的护理员,以监测工作人员对支撑垫的强制使用的遵守情况。
控制器还可以包括网络设施,从而可以从中央位置监测多个支撑垫。这在使用多种垫子产品的疗养院设施中可能特别有用。中央监视器可以显示疗养院设施中的所有操作单元,以便可以检查操作。报告可以提供有关操作问题的信息,例如使用情况、响应时间和有效性。
控制面板还可以包括闪烁的指示灯以给出局部视觉指示,表明是时候重新定位支撑垫的使用者以减轻压力。重新定位患者的最佳时间是每15-20分钟一次。
控制器还可以被编程为向支撑垫的使用者给出他们已经长时间处于相同位置并且应该重新定位的指示。是时候移动的指示可以是由摆线振动马达提供的短暂强烈振动。
许多其他特征可以结合到控制器中以提高支撑垫的有效性。例如,如果压力从垫子释放,例如使用者不再坐在椅子上,则振动程序可以暂停或停止。可以随时间记录各种参数并用于诊断。参数可能包括压力和位置、移动、缺乏移动等。
如上所述,虽然描述了特定的设计,但支撑垫具有任何特定的尺寸或形状对于本发明来说并不是必要的。支撑垫10可以被模制以提供姿势支撑和/或适于用作座垫;轮椅垫子;靠背腰垫;宠物床垫;或床垫垫子。图9示出了作为用于靠背腰部支撑的垫子的支撑垫的一个这样的实施例。
出于说明的目的,向相关领域的普通技术人员提供了本发明的各种实施例的以上描述。并不意在穷举或将本发明限制为单个公开的实施例。如上所述,本发明的许多替代和变化对于上述教导领域的技术人员来说将是显而易见的。因此,虽然已经具体讨论了一些替代实施例,但本领域普通技术人员将显而易见或相对容易地开发其他实施例。因此,本发明旨在包括本文中讨论的本发明的所有替代、修改和变化,以及落入上述发明的精神和范围内的其他实施例。
Claims (22)
1.一种改善压疮发生的支撑垫,该支撑垫包括:
开孔或闭孔支撑结构;
形成于所述支撑结构内的至少一个空腔;
至少一个振动设备,所述至少一个振动设备位于所述至少一个空腔内,并对所述支撑结构施加振动;
控制器,所述控制器控制所述振动设备的操作,以根据多个可选程序中的任何一个的所选程序以预定方式调整振动的强度、持续时间和位置中的一个或多个,以及
至少一个传感器,所述至少一个传感器适于测量使用者在所述支撑垫上的重力分布。
2.如权利要求1所述的支撑垫,其中,所述控制器是被编程为控制所述振动设备的微处理器设备,所述振动设备根据所选程序运行。
3.如权利要求2所述的支撑垫,其中,所述微处理器设备连接到具有允许选择所选程序的接口的控制面板。
4.如权利要求3所述的支撑垫,其中,所述控制面板被包括到所述支撑结构中和/或无线连接到所述微处理器设备和/或包括到被编程为控制所述微处理器设备的可用计算设备中。
5.如权利要求1所述的支撑垫,其中,所选程序是可定制的,以调整振动的强度和/或持续时间和/或位置。
6.如权利要求1所述的支撑垫,其中,所述至少一个传感器适合地用作控制器的输入,适于调整振动的强度和/或持续时间和/或位置。
7.如权利要求1所述的支撑垫,其中,如果感测到支撑垫上的重力的长时间的不成比例的分布,则提供指示。
8.如权利要求7所述的支撑垫,其中,所述计算机应用为使用者的移动提供视觉和/或音频提醒。
9.如权利要求1所述的支撑垫,还包括能够由无线连接到所述控制器的移动计算设备上的处理器执行的计算机应用程序,所述计算设备包括图形用户界面。
10.如权利要求9所述的支撑垫,其中,所述计算机应用程序在所述图形用户界面上提供由所述至少一个传感器感测到的支撑垫的重力分布的图的显示。
11.如权利要求9所述的支撑垫,其中,所述计算机应用程序在所述图形用户界面上记录和/或提供由所述至少一个传感器感测到的支撑垫的压力分布历史记录。
12.如权利要求1所述的支撑垫,其中,所述至少一个传感器包括至少一组传感设备对,所述传感设备对中的每一个包括至少一个接近度传感器和一个加速度计。
13.如权利要求1所述的支撑垫,其中,所述传感器包括四组传感设备,所述四组传感设备以象限布局布置。
14.如权利要求13所述的支撑垫,其中,所述传感设备的象限布局监测使用者的重心以确定姿势的对称性。
15.根据权利要求14所述的支撑垫,其中,所述姿势的对称性由布置在象限布局中的感测设备之间的一组比率确定。
16.如权利要求1所述的支撑垫,其中,当所述至少一个传感器确定在所述支撑垫上没有使用者时,所述控制器关闭所述至少一个振动设备。
17.如权利要求1所述的支撑垫,其中,所述支撑垫和/或所述至少一个振动设备包括至少一个可充电电池作为电源。
18.如权利要求1所述的支撑垫,其中,所述支撑垫适于用作以下中的一个:座垫;轮椅垫子;靠背腰垫;宠物床垫;床垫垫子。
19.如权利要求1所述的支撑垫,其中,所述支撑结构由以下一种或多种构成:乳胶、高分子材料、多密度泡沫、记忆泡沫、抗压凝胶。
20.如权利要求1所述的支撑垫,其中,所述至少一个空腔的尺寸和形状被设计成容纳至少一个振动设备。
21.如权利要求20所述的支撑垫,其中,所述至少一个振动设备是对位于所述支撑垫上的使用者施加摆线振动疗法的摆线振动设备。
22.如权利要求21所述的支撑垫,其中,所述摆线振动设备包括无刷伺服马达。
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- 2020-01-24 SG SG11202106753XA patent/SG11202106753XA/en unknown
- 2020-01-24 JP JP2021535076A patent/JP7473553B2/ja active Active
- 2020-01-24 AU AU2020212655A patent/AU2020212655B2/en active Active
- 2020-01-24 US US17/414,808 patent/US20220015968A1/en active Pending
- 2020-01-24 CN CN202080010394.2A patent/CN113347952A/zh active Pending
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AU2020212655B2 (en) | 2020-10-15 |
EP3914216C0 (en) | 2024-02-21 |
JP7473553B2 (ja) | 2024-04-23 |
WO2020150783A1 (en) | 2020-07-30 |
IL284192A (en) | 2021-08-31 |
EP3914216A4 (en) | 2022-10-05 |
AU2020212655A1 (en) | 2020-09-03 |
JP2022517520A (ja) | 2022-03-09 |
SG11202106753XA (en) | 2021-07-29 |
KR20210121003A (ko) | 2021-10-07 |
US20220015968A1 (en) | 2022-01-20 |
EP3914216A1 (en) | 2021-12-01 |
EP3914216B1 (en) | 2024-02-21 |
CA3123098A1 (en) | 2020-07-30 |
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