WO2009086684A1 - 自动加温型输血输液挤压装置 - Google Patents

自动加温型输血输液挤压装置 Download PDF

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Publication number
WO2009086684A1
WO2009086684A1 PCT/CN2007/071397 CN2007071397W WO2009086684A1 WO 2009086684 A1 WO2009086684 A1 WO 2009086684A1 CN 2007071397 W CN2007071397 W CN 2007071397W WO 2009086684 A1 WO2009086684 A1 WO 2009086684A1
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WIPO (PCT)
Prior art keywords
pressing plate
blood transfusion
type blood
automatic
infusion device
Prior art date
Application number
PCT/CN2007/071397
Other languages
English (en)
French (fr)
Inventor
Maosheng Lai
Original Assignee
Maosheng Lai
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Maosheng Lai filed Critical Maosheng Lai
Priority to PCT/CN2007/071397 priority Critical patent/WO2009086684A1/zh
Publication of WO2009086684A1 publication Critical patent/WO2009086684A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/148—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/44—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for cooling or heating the devices or media
    • A61M5/445—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for cooling or heating the devices or media the media being heated in the reservoir, e.g. warming bloodbags
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion

Definitions

  • the invention relates to an automatic control and automatic squeeze blood transfusion device which is convenient to carry, in particular to an automatic warming type blood transfusion infusion device.
  • the hanging infusion (blood) method is still widely used in medical treatment at home and abroad, mainly using the principle of high pressure difference, but it is not convenient to use. Although there are also the use of hanging infusion (blood) devices, they are still not widely accepted. The reason is that these new technologies are too complicated, some are inconvenient to use, some are too bulky to carry, and some are too expensive. High patients are not easy to accept.
  • Taiwanese new patent M254221 Portable automatic control, automatic squeeze blood transfusion infusion device
  • Taiwanese new patent M254221 has disclosed a portable automatic control, automatic squeeze blood transfusion infusion device, due to its through the lid and the elastic pressure plate and spring group setting inside the box
  • the extruded structure allows the patient to conveniently transfuse or infuse under any environmental space constraints.
  • blood transfusion or infusion may affect the delivery state due to temperature factors, especially in cold regions, which may cause the blood transfusion to be not smooth enough due to the low temperature, and even lead to blood or drip in the infusion bag.
  • physiological saline, glucose water for example, physiological saline, glucose water
  • coagulation or if the blood or the input solution is to be kept at a constant temperature for a long time, the structure of the prior art device cannot be achieved.
  • the present invention proposes an automatic warming type blood transfusion infusion device to break the limitations of the prior art. Summary of the invention
  • the object of the present invention is to provide an automatic heating type blood transfusion infusion extrusion device, which has the characteristics of no hanger, simple structure, low price, simple operation, light weight, convenient carrying, and the like.
  • Another object of the present invention is to provide an automatic warming type blood transfusion infusion squeezing device which is provided with a buzzer.
  • a buzzer When the blood transfusion infusion is nearing the end, the two pressure plates in the upper and lower casings are touched when they touch each other.
  • the buzzer is used to generate a squeak to remind the patient or medical staff that the blood or drip in the infusion bag has been delivered.
  • an automatic warming type blood transfusion infusion extrusion device comprising:
  • An openable casing comprising an upper casing and a lower casing, wherein the upper casing is provided with a plurality of upper elastic members and an upper pressing plate connected to the upper elastic member, and is disposed in the lower casing a plurality of lower elastic members and a lower pressing plate coupled to the lower elastic member to provide a pressure-filling infusion bag;
  • a warming heat conducting device is disposed in the lower casing and under the lower pressing plate for heating the infusion bag.
  • Figure 1 is a schematic perspective view of the present invention.
  • Figure 2 is an exploded view of the structure of the present invention.
  • FIG. 3 is a schematic circuit diagram of a heating and heat conducting device used in the present invention.
  • Figure 4 is a cross-sectional view showing the structure of the infusion bag according to the present invention.
  • Figure 5 is a schematic view of the present invention with a back pocket.
  • Figure 6 is a schematic view of an infusion set used in the present invention.
  • Fig. 7 is a schematic view of a first aid kit of the automatic warming type blood transfusion infusion device to which the present invention is applied. Description of the reference signs:
  • the automatic warming type blood transfusion infusion device 1 of the present invention includes a retractable box.
  • the casing 10 includes an upper casing 12 and a lower casing 14. One side of the upper casing 12 is connected to the lower casing 14 through a hinge 16, and the other side is fastened by a fastening switch 18. Until then On the casing 14, the button 20 is used to control the opening of the buckle switch.
  • a plurality of spring shafts 22 are disposed on the inner surface of the upper casing 12, and each spring shaft 22 is mounted with a spring 24 as an upper elastic member, and a plurality of spring shafts are also disposed on the upper pressing plate 26 (Fig.
  • the upper pressing plate 26 is mounted on the spring 24 to move in the upper casing 12; in addition, a plurality of spring shafts 28 are disposed on the inner surface of the lower casing 14, and each spring shaft 28 is mounted thereon.
  • a plurality of spring shafts (not shown) are also disposed at opposite positions on the lower pressing plate 32, so that the lower pressing plate 32 can be mounted on the spring 30 and in the lower casing 14.
  • one side of the upper pressing plate 26 is fixed to the upper case 12 by a screw 34 as a fixing member, and the other side is provided with a triangular limiting piece at two corners of the upper case 12 36, positioning the upper pressing plate 26; similarly, one side of the lower pressing plate 32 is fixed to the lower case 14 by screws 38, and the other side is provided with the inner corners of the lower case 14
  • the triangular limiting piece 40 positions the lower pressing plate 32 to pass through the upper casing 12 and the upper pressurization thereof 26 and the lower case 14 and the inner pressing plate 32 to accommodate a pressurized infusion bag 42.
  • the surface of the lower pressing plate 32 may be coated with a heat conducting layer or directly composed of a heat conductive material to increase the heat transfer effect.
  • a heating and heat conducting device 44 is further disposed in the lower casing 14 and below the lower pressing plate 32 for heating the infusion bag 42.
  • the heating and heat conducting device 42 includes more than one.
  • the heat conducting sheet 46 is located on the lower surface of the lower pressing plate 32.
  • the heat conducting sheet 46 is provided with a conductive pad 48 for connecting to a power source 50 for energizing the heat conducting sheet 46. Heat is generated to warm the infusion bag 42 through the conduction of the lower pressing plate 32, and a switch 52 is connected between the conductive pad 48 and the power source 50 to control whether the power source is turned on or not, and a heat source switch 54 is located below.
  • the lower surface of the pressure plate 32 when the temperature is too high, for example, more than 50 degrees, will automatically jump, to achieve automatic temperature control.
  • An indicator light 56 indicates whether the warming and conducting device 44 is on or off.
  • the warming and heat conducting device 44 can be an optional function, and the most suitable temperature can be selected according to the user's needs or the environment.
  • a touch buzzer 58 is further disposed between the upper pressing plate 26 and the lower pressing plate 32.
  • the mounting position shown in the figure is located on the lower pressing plate 32 and protrudes from the lower pressing plate 32. Outside, when pressurized When the plate 26 comes into contact with the lower pressing plate 32, the buzzer 58 is activated.
  • a strap 60 is further provided, one end of which is mounted on one side of the upper case 12 and the other end is mounted on the other side of the lower case 14 for use.
  • the strap 60 can be used to tilt the entire automatic warming type blood transfusion infusion device, and the arm for infusion or blood transfusion can be directly placed on the upper case 12.
  • a drop holder 62 can also be provided on the upper casing 12 for fixing the drip pot.
  • the button 20 When the invention is used, the button 20 is pressed inward, the upper and lower casings 12, 14 can be automatically opened, and the infusion bag 42 is placed between the upper and lower pressing plates 26, 32, and the lid 12 is pressed by hand.
  • the two boxes 12, 14 are automatically locked by the snap switch 18, the pin 66 of the infusion tube set 64 shown in Fig. 6 is inserted into the neck of the infusion bag 42, and the double tube drip pot 74 is placed in the drop.
  • infusion or blood transfusion can be performed infusion or blood transfusion.
  • the structure of the infusion tube set 64 includes an air filter 68, a blood filter 70, a regulator 72, a regulator 76, and an injector in addition to the pin 66 and the double tube drip pot 74.
  • the pressure setting of the two pressure plates 26, 32 of the present invention is greater than the human body pressure, when the infusion bag 42 is applied to the force, the infusion or blood transfusion can be automatically performed; when the liquid in the infusion bag 42 is squeezed, When the two pressure plates 26 and 32 touch each other, the buzzer 58 is touched, and then a squeaking sound is generated to remind the patient or the medical staff to squeeze the drip liquid or the blood in the box, so that the input air can be effectively avoided. Or the situation of blood reflux.
  • the object configuration of the first aid kit of the present invention includes the automatic warming type blood transfusion infusion device 1, the infusion bag 82, and various first aid items 84, for example.
  • a portable first aid kit assembled from scissors, tweezers, cotton swabs, rubber hoses, gauze, gloves, etc.
  • the invention not only has the advantages of no hanger, simple structure, low price, simple operation, light weight, convenient carrying, etc., but also adds a heating and heat conducting device to maintain blood or drip in the infusion bag to maintain one.
  • the temperature makes it more widely used and is no longer subject to environmental factors, allowing patients to perform blood transfusions or infusions in any position, in a standing position, in a sitting position, in a lying position or even while walking.
  • More to use the design of the buzzer when the blood transfusion is nearing the end, it can produce a chirping sound to remind the patient or The blood or drip in the infusion bag of the medical staff has been delivered.

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  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Description

自动加温型输血输液挤压装置 技术领域
本发明是有关一种方便携带的自动控制、 自动压挤输血输液装置， 特 别是关于一种自动加温型输血输液挤压装置。 背景技术
目前国内外医疗仍广泛使用悬挂式输液 （血） 方式， 主要是利用高位 压差原理， 但使用上并不便利。 虽然也有免吊式输液（血）器的使用， 但至 今仍未被广泛接受， 其原因在于这些新技术有的太复杂、有的使用不便、有 的太笨重携带不便、 有的则是价格太高患者不易接受。
中国台湾新型专利 M254221 「便携式自动控制、 自动压挤输血输液器」 已揭示一种便携式自动控制、 自动压挤输血输液器， 由于其通过盒盖及盒体 内弹性加压板及弹簧组的设置产生的挤压结构，使患者可以在任何环境空间 的限制下， 便利地输血或输液。
然而， 上述结构在实际使用时， 因输血或输液会因为温度因素影响输 送状态， 尤其是在寒冷的地区， 容易因温度过低而使得输血输液不够顺利， 甚至导致输液袋中的血液或点滴液（例如生理食盐水、 葡萄糖水）凝结； 亦 或是欲维持血液或输入液长时间处于一恒温时，以现有技术的装置结构是无 法达成的。
有鉴于此， 本发明提出一种自动加温型输血输液挤压装置， 以突破现 有技术的限制。 发明内容
本发明的目的是提供一种自动加温型输血输液挤压装置， 其具有免吊 架、 结构简单、 价格低与操作简单、 重量轻、 携带方便等特性之外， 更同时 增设一加温导热装置来维持输液袋中的血液或点滴液保持一个温度，使其应 用更为广泛， 不再受到环境的因素， 进而使患者能在任何环境下以站姿、坐 姿、 卧姿甚至在行走中进行输血或输液。
本发明的另一目的是提供一种自动加温型输血输液挤压装置， 其增加 有蜂鸣器， 当输血输液接近结束时， 上、下盒体内的二加压板相互触碰时会 触动蜂鸣器， 以产生鸣叫声，提醒病患或医护人员输液袋中的血液或点滴液 已输送完毕。
本发明的上述目的可通过如下技术方案来实现， 一种自动加温型输血 输液挤压装置， 包括：
一可开阖的盒体， 包含上盒体与下盒体， 在该上盒体内设有多个上弹 性元件与连接于所述上弹性元件的上加压板，且于该下盒体内设有多个下弹 性元件与连接于所述下弹性元件的下加压板， 以提供容置加压一输液袋； 以 及
一加温导热装置， 设置于该下盒体内且位于该下加压板下方， 以供加 温该输液袋。 附图说明
图 1为本发明的立体结构示意图。
图 2为本发明的结构分解图。
图 3为本发明使用的加温导热装置的电路示意图。
图 4为本发明对输液袋进行加热的结构剖视图。
图 5为本发明装设有背袋的示意图。
图 6为本发明使用的输液管组示意图。
图 7为应用本发明的自动加温型输血输液挤压装置的急救箱示意图。 附图标记说明：
1自动加温型输血输液挤压装置 10可开阖的盒体 12上盒体
14下盒体 16合页
18扣接开关 20按钮
22弹簧轴 24弹簧
26上加压板 28弹簧轴
30弹簧 32下加压板
34螺丝钉 36三角形限位片
38螺丝钉 40三角形限位片
42输液袋 44加温导热装置
46导热片 48导电垫
50电源 52开关
54热源开关 56指示灯
58触控式蜂鸣器 60背带
62滴壶夹 64输液管组
66插针 68空气过滤器
70血液过滤器 72调节器
74双管式滴壶 76调节器
78注药器 80静脉针
82输液袋 84急救物品
86急救箱 具体实施方式
图 1为本发明的立体结构示意图， 图 2为本发明的结构分解图， 请同 时参阅图 1、 2所示， 本发明的自动加温型输血输液挤压装置 1包括有一可 开阖的盒体 10，该盒体 10包含上盒体 12与下盒体 14，上盒体 12的一侧通 过一合页 16连接至下盒体 14， 另一侧则利用一扣接开关 18能扣接至该下 盒体 14上， 以利用按钮 20控制扣接开关开启。 在上盒体 12内表面设有多 个弹簧轴 22，每个弹簧轴 22上安装有一作为上弹性元件使用的弹簧 24，一 上加压板 26 上相对位置亦设有多个弹簧轴 （图中未示） 使得上加压板 26 可安装于该弹簧 24上而在上盒体 12内移动； 另外， 在下盒体 14内表面设 有多个弹簧轴 28，每个弹簧轴 28上安装有一作为下弹性元件使用的弹簧 30， 一下加压板 32 上相对位置亦设有多个弹簧轴 （图中未示）， 使得下加压板 32可安装于该弹簧 30上而在下盒体 14内移动； 其中， 上加压板 26的一侧 利用作为固定元件的螺丝钉 34固定在上盒体 12上， 另一侧则利用上盒体 12的二个角内处则各设有三角形限位片 36， 使上加压板 26定位； 同理， 下 加压板 32的一侧利用螺丝钉 38固定在下盒体 14上， 另一侧则利用下盒体 14的二个角内处则各设有三角形限位片 40，使下加压板 32定位， 以通过上 盒体 12及其内的上加压板 26以及下盒体 14及其内的下加压板 32来容置加 压一输液袋 42。 其中， 下加压板 32表面更可涂布一导热层或是直接由导热 材质组成， 以增加其传热效果。
在下盒体 14内且位于下加压板 32下方更设有一加温导热装置 44， 以 供加温输液袋 42; 请同时参阅图 3及图 4所示， 此加温导热装置 42包括一 条以上的导热片 46位于下加压板 32下表面上， 图中是以二条导热片 46为 例， 且导热片 46—端设有一导电垫 48， 以供连接至一电源 50， 使导热片 46通电产生热， 以透过下加压板 32的传导对输液袋 42加温， 以及一开关 52连接于导电垫 48与电源 50之间， 控制电源导通与否， 以及一热源开关 54位于下加压板 32下表面， 当温度过高时， 例如超过 50度， 会自动跳电， 达到自动控制温度效果。并有一指示灯 56显示此加温导热装置 44是否为开 启或关闭状态。 当然， 此加温导热装置 44可为选用功能， 依使用者的需求 或是所处环境来选择最合适的温度。
再者， 在上加压板 26与下加压板 32之间更设有一触控式蜂鸣器 58， 图中所示的安装位置是位于下加压板 32上且突出下加压板 32外，当上加压 板 26与下加压板 32接触到时会触动该蜂鸣器 58动作。
请同时参阅图 5所示， 为方便患者使用， 更设计有一背带 60， 其一端 装设于上盒体 12的一侧， 另一端装设于下盒体 14的另一侧， 使用时， 患者 利用背带 60能斜背整个自动加温型输血输液挤压装置， 此时进行输液或输 血的手臂即可直接放置于上盒体 12上。并在上盒体 12上更可设有一滴壶夹 62, 用以固定滴壶。
本发明在使用时， 将按钮 20向内压， 上、 下盒体 12、 14可自动打开， 将输液袋 42置于上、 下加压板 26、 32之间， 用手压上盒盖 12， 二盒体 12、 14会自动由扣接开关 18卡合锁住， 将图 6所示的输液管组 64的插针 66插 入输液袋 42颈内， 将双管式滴壶 74置于滴壶夹 62内， 就可进行输液或输 血。 其中， 输液管组 64的结构除了插针 66和双管式滴壶 74之外， 亦包括 一空气过滤器 68、 一血液过滤器 70、 一调节器 72、 一调节器 76、 一注药器 78及一静脉针 80依次相连接。 由于本发明的二加压板 26、 32的压力设置 是大于人体压力， 因此当施予输液袋 42—作用力时， 即可自动进行输液或 输血； 当输液袋 42内液体压挤完时， 二加压板 26、 32相互碰触时会触动蜂 鸣器 58， 然后就会产生鸣叫声， 提醒病患或医护人员压挤盒内的点滴液或 血液已输送完毕， 因此可有效避免输入空气或血液逆流的情形发生。
再者， 如图 7所示的本发明的急救箱中物件配置示意图， 急救箱 86中 的物件， 包含此自动加温型输血输液挤压装置 1、 输液袋 82及各种急救物 品 84， 例如剪刀、 镊子、 棉花棒、 橡皮管、 纱布、 手套等组装成的携带式 急救箱。
因此， 本发明不但具有免吊架、 结构简单、 价格低与操作简单、 重量 轻、携带方便等的优点之外，更同时增设一加温导热装置来维持输液袋中的 血液或点滴液保持一个温度， 使其应用更为广泛， 不再受到环境的因素， 进 而使患者能在任何环境下以站姿、坐姿、卧姿甚至在行走中进行输血或输液。 更利用蜂鸣器的设计， 当输血输液接近结束时， 可产生鸣叫声， 提醒病患或 医护人员输液袋中的血液或点滴液已输送完毕。
以上所述的实施例仅为说明本发明的技术思想及特点， 其目的在使本 领域技术人员能够了解本发明的内容并据以实施，当不能以之限定本发明的 专利范围， 即大凡依本发明所揭示的精神所作的均等变化或修饰，仍应涵盖 在本发明的专利范围内。

Claims

权 利 要 求 书
1、 一种自动加温型输血输液挤压装置， 其特征是， 该装置包括： 一可开阖的盒体， 包含上盒体与下盒体， 在该上盒体内设有多个上弹 性元件与连接于所述上弹性元件的上加压板，且于该下盒体内设有多个下弹 性元件与连接于所述下弹性元件的下加压板， 以提供容置加压一输液袋； 以 及
一加温导热装置， 设置于该下盒体内且位于该下加压板下方， 以供加 温该输液袋。
2、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该 上盒体的一侧通过一合页连接至该下盒体，另一侧则利用一扣接开关扣接至 该下盒体上。
3、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该 上弹性元件和该下弹性元件为弹簧。
4、 如权利要求 3所述的自动加温型输血输液挤压装置， 其特征是， 在 该下盒体内表面与下加压板上均设有弹簧轴，且在该上盒体内表面与上加压 板上亦设有弹簧轴， 以供安装该弹簧。
5、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该 下加压板上更可涂布一导热层。
6、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该 下加压板由导热材质组成。
7、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该 加温导热装置包括一条以上的导热片以及一开关，该导热片位于该下加压板 下表面上， 且该导热片一端设有一导电垫， 以供连接至一电源， 使该导热片 产生热， 该开关用于控制该电源导通与否。
8、 如权利要求 7所述的自动加温型输血输液挤压装置， 其特征是， 该 加温导热装置更包括一热源开关， 该热源开关位于该下加压板下表面，在温 度过高时会自动跳电。
9、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 更 包括一触控式蜂鸣器，该蜂鸣器位于该上加压板与下加压板之间，在该上加 压板与下加压板接触到时会触动该蜂鸣器动作。
10、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 该上加压板与该下加压板的一侧分别利用固定元件安装于该上盒体与该下 盒体的连接侧，在该上盒体与该下盒体的另一侧的二个角内处则各设有三角 形限位片， 以分别使该上加压板与下加压板定位。
11、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 在该上盒体上更可设有一滴壶夹。
12、 如权利要求 1所述的自动加温型输血输液挤压装置， 其特征是， 更包括一背带， 该背带一端装设于该上盒体的一侧， 另一端则装设于该下盒 体的另一侧。
PCT/CN2007/071397 2007-12-29 2007-12-29 自动加温型输血输液挤压装置 WO2009086684A1 (zh)

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