WO2014183238A1 - 气压自调式医用床垫 - Google Patents

气压自调式医用床垫 Download PDF

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Publication number
WO2014183238A1
WO2014183238A1 PCT/CN2013/001193 CN2013001193W WO2014183238A1 WO 2014183238 A1 WO2014183238 A1 WO 2014183238A1 CN 2013001193 W CN2013001193 W CN 2013001193W WO 2014183238 A1 WO2014183238 A1 WO 2014183238A1
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Prior art keywords
air
exhaust
group
air chamber
trachea
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PCT/CN2013/001193
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English (en)
French (fr)
Inventor
苏兆生
林弘
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Su Zhaosheng
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Publication of WO2014183238A1 publication Critical patent/WO2014183238A1/zh

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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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05—Parts, details or accessories of beds
    • A61G7/057—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
    • A61G7/05769—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor with inflatable chambers

Definitions

  • the present invention relates to medical devices, and more particularly to medical mattresses for the prevention and treatment of acne in patient care.
  • the medical inflatable mattress is arranged by the inflatable air bag to form a mattress having a certain thickness, and the inflatable air bag is inflated and exhausted to form a gap squeeze and relax on the patient's body, thereby preventing and treating the patient's acne.
  • the inflatable air bag is arranged in a single layer. During the inflation and exhaust process, the inflatable air bag is displaced, and the mattress has wrinkles and the comfort is poor.
  • CN202526453U discloses a pneumatic self-controlled acne control mattress with suitable hard and softness, comprising an inflatable air bag for supporting a human body, an inflatable air bag arranged on the base cloth, and an inflatable air bag connected to the electronic pressure regulating valve through the air pipe, the electronic The pressure regulating valve is connected to the air pump, and there is a bottom pad under the bottom cloth.
  • the bottom pad has a pressure sensor, and the control circuit is electrically connected with the pressure sensor.
  • the control circuit controls and adjusts the output pressure of the electronic pressure regulating valve and the power switch of the air pump according to the detection signal of the pressure sensor.
  • the inflatable air bag was displaced, and the mattress was wrinkled and the comfort was poor.
  • the air pressure self-adjusting medical mattress of the present invention is arranged and fixed to the bottom pad by a plurality of air bags, the air bag is connected to the inflation pipe, and the air bag is inflated and exhausted by the air pump and the pneumatic exhaust control valve to form a gap inflatable and exhaust gas.
  • the wave mattress is characterized in that: the middle of each air bag is divided into two upper and lower air chambers by a gas bag partition layer, and the upper and lower air chambers are respectively connected with the inflation pipe, and the air pipes of the upper air chamber are connected to the group A air chamber.
  • the end of the mattress has a manual quick exhaust valve that connects the air compressors of Group A, the airbags of Group B, and the airbags of the lower air chamber so that the mattress can be quickly vented in an emergency.
  • a pressure sensor is connected to the pipe between the air pump and the charge exhaust control valve.
  • the manual quick exhaust valve includes a valve seat, and the valve seat has a plurality of exhaust passages connected to the exhaust pipe of the mattress, and the front end of the fixed seat of the exhaust passage has a rotating baffle, and the rotating baffle has a plurality of corresponding to the exhaust passage Through hole, the front end of the exhaust pipe has a sealing gasket.
  • the connecting ring is connected with the valve seat through the annular concave-convex ring.
  • the rotating shaft is a rotating shaft in the middle of the rotating baffle.
  • the rotating shaft is sleeved in the shaft hole, and the outer end of the rotating shaft.
  • There is a compression spring one end of the compression spring is outside the shaft hole, and the other end is fixed by a fastening screw at the outer end of the shaft.
  • the front end of the valve seat can have an exhaust pipe connection.
  • the invention massages and relaxes the patient's body by alternately inflating and exhausting the upper air chamber, thereby preventing and treating the patient's acne, and improving the overall thickness of the mattress through the double air chamber, so that the overall mattress is relatively Soft and comfortable, the weight is measured by the pressure sensor and the microcomputer program controller to obtain the set pressure suitable for the patient's weight.
  • the microcomputer program controller can cut off the air pump power supply, stop the pressure, and make the mattress soft and hard. Moderate, and save power.
  • Figure 1 is a schematic illustration of one embodiment of the invention.
  • Figure 2 is a cross-sectional view of CC.
  • Figure 3 is a broad sectional view of the manual quick exhaust.
  • Figure 4 is a cross-sectional view of the manual quick exhaust valve A-A.
  • Figure 5 is a cross-sectional view of the manual quick exhaust valve B-B.
  • the medical mattress shown in FIGS. 1 and 2 is arranged and fixed on the bottom pad 16 by a plurality of air bags 17 to form a mattress having a certain thickness and volume, and each air bag is separated in the middle by the air bag separating layer 8 into an upper air chamber 6 And the lower air chamber 7, each upper air chamber 6 and each lower air chamber 7 are respectively connected with a gas pipe.
  • the upper air chamber 6 is divided into two groups, wherein the air pipes of one upper air chamber 6 are connected to the air tube 4 of the group A, and the air tubes of the upper air chamber 6 of the other group are connected to the air tube 5 of the group B, and the air tube of the group A is air.
  • the gas and air pipes 5 of the group 4 and B are respectively connected to the gas-filled exhaust control valve 3, and the gas-filled exhaust controller 3 is connected to the air pump 2.
  • Inflatable exhaust control width 3 alternately inflates and exhausts the air compressors of Group A and Group B.
  • the air pipes of the lower air chamber 7 are respectively connected to the air pipes of the lower air chamber group 14, the air pipes of the lower air chamber group 14 are connected with the air inlet check valve 9, the air pressure check width is wide, and the front end is connected with the air pump 2 .
  • the power supply of the air pump 2 and the charge exhaust controller 3 is controlled by the microcomputer program controller 1, and a pressure sensor 10 is connected to the connection pipe between the charge air exhaust controller 3 and the air pump 2.
  • the air pump 2 starts up and supplies air to the group A air chamber air tube 4, the group B air chamber air tube 5 and the lower air chamber group air tube 14, and after the mattress pressurization is completed, the stop
  • the air pump 2, the microcomputer program controller 1 activates the inflating exhaust controller 3, performs a small amount of exhaust gas several times, and transmits the measured pressure data of the pressure sensor 10 to the microcomputer program controller 1, and the microcomputer program controller 1 calculates the setting suitable for the patient's weight. Constant pressure.
  • the mattress is normally operated, and the air chamber inflating and exhausting controller 3 alternately inflates and exhausts the group A air chamber air tube 4 and the group B air chamber air tube 5, and the upper air chamber 6 alternately forms an inflation and exhausting action.
  • the air chamber inflating and exhausting controller 3 alternately inflates and exhausts the group A air chamber air tube 4 and the group B air chamber air tube 5, and the upper air chamber 6 alternately forms an inflation and exhausting action.
  • the pressure sensor 10 monitors the inflation air pressure at any time. When the inflation air pressure reaches the set air pressure, the microcomputer program controller 1 turns off the air pump 2, and the air pump 2 stops working.
  • a manual quick exhaust valve 11 connecting the group A gas chamber gas tube 4, the group B gas chamber air tube 5 and the lower air chamber group air tube 14 is provided, and the patient is required to perform artificial respiration, surgery and other rescue and treatment measures when the patient is critically ill.
  • the air in the air bag 17 can be quickly evacuated to avoid obstructing the implementation of rescue and treatment measures.
  • the exhaust end of the manual quick exhaust valve 11 can be connected to the negative pressure exhaust port 12, which is convenient for connecting the hospital's spare negative pressure pipe, so that the air bag 17 is exhausted more quickly.
  • the manual quick exhaust valve includes a valve seat 21, the front end of the wide seat 21 has an air suction duct interface 22, and the rear end of the base 21 has a rotating baffle 23, and the rear end of the rotating baffle 23 has The exhaust passage mount 24, the exhaust passage mount 24 has a plurality of exhaust passages 25 that connect the mattress exhaust duct.
  • the connecting baffle 23 has a connecting ring 26 at the periphery thereof, and the connecting ring 26 and the rear end of the base 21 respectively have annular concavo-convex rings, and the connecting ring 26 and the valve seat 21 are connected by a corresponding annular concave-convex ring, thereby connecting the ring 26 can rotate relative to each other and drive the rotating baffle 23 to rotate.
  • the rotating baffle 23 has a rotating shaft 27 in the middle thereof, and a shaft hole 32 in the middle of the exhaust passage fixing seat 24. The outer side of the shaft hole 32 has a spring mounting hole 33.
  • the rotating shaft 27 is sleeved in the shaft hole 32, and the outer end of the rotating shaft 27 has
  • the compression spring 28 has one end of the compression spring 28 on the outside of the shaft hole 32 and the other end fixed by a fastening screw 29 at the outer end of the shaft 27.
  • the rotating baffle 23 has a plurality of through holes 30 corresponding to the exhaust passages 25, and each of the exhaust passages 25 has a sealing gasket 31 at its front end. By the tension of the compression spring 28, the sealing gasket 31 at the front end of each of the exhaust passages 25 can abut against the rotating shutter 23, so that the respective exhaust passages 25 are closed.
  • Each of the through holes 30 can be simultaneously aligned with each of the exhaust passages 25, and the respective exhaust passages 25 are simultaneously opened, and the air in the mattress is quickly evacuated by the hospital's negative pressure pipe through the suction pipe interface 22, thereby achieving rapid emergence.
  • the microcomputer program controller 1 provides an alarm signal, and the alarm device 15 is instructed to issue an alarm signal.

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  • Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

一种气压自调式医用床垫，由若干气袋排列固定于底垫，气袋连通充气管道、通过气泵和充气排气控制阀向气袋充气和排气从而形成具有间隙性充气和排气的波动式床垫，每一气袋的中间由气袋分隔层分隔成上下两层气室，上下层气室分别连接充气管道，通过上气室交替充气和排气来对病人身体进行挤压和放松的按摩，从而对病人褥疮进行预防和治疗。

Description

气压自调式医用床垫 技术领域
本发明涉及医疗器械， 具体涉及在病人护理中作为预防和治疗褥疮的医 用床垫。
旦: fct
医用充气式床垫由充气气袋排列形成具有一定厚度的床垫， 充气气袋 相间充气和排气， 对病人身体形成间隙性挤压和放松， 由此预防和治疗病人 褥疮。但是充气气袋单层排列，在充气和排气过程中，充气气袋出现了位移， 床垫出现褶皱， 舒适感较差。
CN202526453U公开一种具有合适硬软度的气压自控式褥疮防治床垫， 包括用于支撑人体的充气气袋， 充气气袋排列安装在底布上， 充气气袋通过 气管连接电子调压阀， 电子调压阀连通气泵， 底布下方有底垫， 底垫上有压 力传感器， 控制电路与压力传感器电连接， 控制电路依据压力传感器的检测 信号控制和调节电子调压阀的输出气压及气泵的电源开关， 但充气排气过 程， 充气气袋出现了位移， 床垫出现褶皱， 舒适感较差。
发明内容
本发明的目的在于提供一种具有较高舒适感的气压自调式医用床垫。 本发明的气压自调式医用床垫由若干气袋排列固定于底垫， 气袋连通充 气管道、通过气泵和充气排气控制阀向气袋充气和排气从而形成具有间隙性 充气和排气的波动式床垫， 其特征在于， 所述每一气袋的中间由气袋分隔层 分隔成上下两层气室， 上下层气室分别连接充气管道， 上层气室的充气管道 间隔连接 A组气室气管和 B组气室气管， A组气室气管和 B组气室气管分别 连通充气排气控制阀， 下层气室的充气管道分别连接下气室组气管， 下气室 组气管连通气泵。
下气室组气管与气泵之间有充气止回阀， 以确保每一下气室的气压不受 气泵压力波动的影响。
床垫的末端有手动快速排气阀，该手动快速排气阀连接 A组气室气管、 B 组气室气管和下气室组气管， 使应急情况下床垫可以快速排气。
气泵与充气排气控制阀之间的管道连接有压力传感器。
上述手动快速排气阀包括阀座，阀座上有若干连接床垫排气管的排气道， 排气道的固定座前端有转动挡板， 转动挡板上有与排气道对应的若干通孔， 排气道的前端有密封垫圈。
转动挡板周边有连接环， 该连接环通过环状凹凸圈与阀座连接， 转动挡 板中间有转轴， 排气道的固定座中间有轴孔， 该转轴套在轴孔中， 转轴外端 有压缩弹簧， 压缩弹簧的一端转轴孔外侧， 另一端由转轴外端的紧固螺钉固 定。
阀座前端可以有抽气管道接口。
本发明通过上气室交替充气和排气来对病人身体进行挤压和放松的按 摩， 从而对病人褥疮迸行预防和治疗， 通过双层气室提高床垫的整体厚度， 使床垫整体较为柔软舒适， 通过压力传感器和微机程控器对病人检测体重， 获得适合病人体重的设定气压， 当充气达到设定气压时， 微机程控器断幵可 气泵电源， 停止加压， 使床垫软硬适中， 并可节省电源。
附图说明
图 1是本发明一种实施方式示意图。 图 2是 C-C剖面图。
图 3是手动快速排气阔剖视图。
图 4是手动快速排气阀 A-A剖视图。
图 5是手动快速排气阀 B-B剖视图。
具体实施方式
如图 1、 2所示的医用床垫由若干气袋 17排列固定在底垫 16形成具有一 定厚度和体积的床垫，每一气袋 Π在中部由气袋分隔层 8分隔成为上气室 6 和下气室 7， 每一上气室 6和每一下气室 7分别连接有气管。
上气室 6相间分成两组， 其中一组上气室 6的气管共同连通 A组气室气 管 4， 另一组上气室 6的气管共同连通 B组气室气管 5， A组气室气管 4和 B 组气室气管 5分别连通充气排气控制阀 3， 充气排气控制器 3连接气泵 2。 充气排气控制阔 3交替对 A组气室气管 4和 B组气室气管 5进行充气和排气。
下气室 7的气管分别连接到下气室组气管 14， 下气室组气管 14连接充 气止回阀 9， 充气止回阔 9前端连接气泵 2。
气泵 2和充气排气控制器 3的电源由微机程控器 1控制， 充气排气控制 器 3与气泵 2之间连接管道上连接有压力传感器 10。在床垫使用时，病人卧 在床垫上， 气泵 2启动并向 A组气室气管 4、 B组气室气管 5和下气室组气 管 14同时提供空气， 床垫加压完成后， 停止气泵 2， 微机程控器 1启动充气 排气控制器 3，进行若干次的少量排气， 由压力传感器 10的测得压力数据传 输给微机程控器 1， 微机程控器 1计算出适合病人体重的设定气压。 随后床 垫进行正常工作，气室充气排气控制器 3 对 A组气室气管 4和 B组气室气管 5进行交替的充气和排气， 上气室 6交替形成充气和排气的动作， 对病人身 体进行挤压和放松的按摩，从而对病人褥疮进行预防和治疗。压力传感器 10 随时监测充气气压，充气气压达到设定气压时，微机程控器 1对气泵 2断电， 气泵 2停止工作。
在床垫的末端提供连接 A组气室气管 4、 B组气室气管 5和下气室组气管 14的手动快速排气阀 11， 在病人出现病危需要实施人工呼吸、 手术等抢救 和治疗措施的情况下， 打开手动快速排气阀 11， 可将气袋 17中的空气全部 快速排空， 避免妨碍抢救和治疗措施的实施。 在手动快速排气阀 11上有快 速排气阀电源联动开关 13， 在打开手动快速排气阀 11的同时切断气泵 2的 电源。 手动快速排气阀 11的排气端可连接负压排气接口 12， 便于连接医院 备用的负压管道， 使气袋 17的排气更加快速。
图 3、 图 4、 图 5所示， 手动快速排气阀包括阀座 21， 阔座 21的前端有 抽气管道接口 22， 底座 21后端有转动挡板 23， 转动挡板 23后端有排气道 固定座 24， 排气道固定座 24有若干连接床塾排气管的排气道 25。 转动挡板 23的周边有连接环 26， 连接环 26和底座 21后端对应各有环状凹凸圈， 连 接环 26与阀座 21间通过对应的环状凹凸圈套合连接， 由此使连接环 26可 以相对转动， 并带动转动挡板 23转动。转动挡板 23的中间有转轴 27， 排气 道固定座 24的中间有轴孔 32， 轴孔 32的外侧有弹簧安装孔 33， 转轴 27套 在该轴孔 32中， 转轴 27的外端有压缩弹簧 28， 压缩弹簧 28的一端顶在轴 孔 32外侧， 另一端由转轴 27外端的紧固螺钉 29固定。 转动挡板 23上有与 排气道 25对应的若干通孔 30， 每一排气道 25的前端各有密封垫圈 31。 通 过压缩弹簧 28的张力挤压， 各排气道 25前端的密封垫圈 31可紧贴转动挡 板 23， 使各排气道 25处于封闭状态。打开时旋转转动挡板 23， 转动挡板 23 上的各个通孔 30可同时对准各个排气道 25，各排气道 25同时打开，床垫中 的空气通过抽气管道接口 22被医院的负压管道迅速抽空， 从而实现快速排 在出现气袋压力不足、 断电、 充气和排气出现故障的情况下， 微机程控 器 1提供报警信号， 指示报警装置 15发出报警信号。

Claims

权 利 要 求
1、 一种气压自调式医用床垫， 由若干气袋排列固定于底垫， 气袋连通 充气管道、通过气泵和充气排气控制阀向气袋充气和排气从而形成具有间隙 性充气和排气的波动式床垫， 其特征在于， 所述每一气袋的中间由气袋分隔 层分隔成上下两层气室， 上下层气室分别连接充气管道， 上层气室的充气管 道间隔连接 A组气室气管和 B组气室气管， A组气室气管和 B组气室气管分 别连通充气排气控制阀， 下层气室的充气管道分别连接下气室组气管， 下气 室组气管连通气泵。
2、 根据权利要求 1所述气压自调式医用床垫， 其特征在于， 所述下气 室组气管与气泵之间有充气止回阀。
3、 根据权利要求 1所述气压自调式医用床垫， 其特征在于， 所述床垫 的末端有手动快速排气阀， 该手动快速排气阀连接 A组气室气管、 B组气室 气管和下气室组气管。
4、 根据权利要求 1所述气压自调式医用床垫， 其特征在于， 所述气泵 与充气排气控制阀之间的管道连接有压力传感器。
5、 根据权利要求 3所述气压自调式医用床垫， 其特征在于， 所述手动 快速排气阀包括阀座， 阀座上有若干连接床垫排气管的排气道， 排气道的固 定座前端有转动挡板， 转动挡板上有与排气道对应的若干通孔， 排气道的前 端有密封垫圈。
6、 根据权利要求 5所述气压自调式医用床垫， 其特征在于， 所述转动挡 板周边有连接环， 该连接环通过环状凹凸圈与阀座连接， 转动挡板中间有转 轴，排气道的固定座中间有轴孔，该转轴套在轴孔中，转轴外端有压縮弹簧， 压缩弹簧的一端转轴孔外侧， 另一端由转轴外端的紧固螺钉固定。
7、 根据权利要求 5或 6所述气压自调式医用床垫， 其特征在于， 所述 阀座前端有抽气管道接口。
PCT/CN2013/001193 2013-05-11 2013-10-08 气压自调式医用床垫 WO2014183238A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201320252470.8U CN203564452U (zh) 2013-05-11 2013-05-11 气压自调式医用床垫
CN201320252470.8 2013-05-11

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CN104887431B (zh) * 2015-06-12 2017-03-22 上海旭旦实业有限公司 一种防褥床垫
CN106038164A (zh) * 2016-07-01 2016-10-26 广东正美家具科技有限公司 一种按摩和卧姿调整多功能装置
CN106618904A (zh) * 2016-12-25 2017-05-10 陈英豪 一种自动按摩防褥疮保健睡垫
CN111035516A (zh) * 2018-10-15 2020-04-21 亿鑫医学科技企业有限公司 医疗气垫床的智能控制系统
CN111053961B (zh) * 2019-12-28 2022-05-06 奉节县健桥总医院有限责任公司 一种便携式辅助呼吸器

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CN201049031Y (zh) * 2007-04-29 2008-04-23 广东粤华医疗器械厂有限公司 充气式褥疮防治床垫
CN101272716A (zh) * 2005-08-25 2008-09-24 株式会社宝登 充气床垫
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JP2002065405A (ja) * 2000-08-28 2002-03-05 Molten Corp エアマット
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CN101272716A (zh) * 2005-08-25 2008-09-24 株式会社宝登 充气床垫
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