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CN112089425B - Special nutrition analysis device for chronic renal failure secondary hyperparathyroidism - Google Patents

Special nutrition analysis device for chronic renal failure secondary hyperparathyroidism
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CN112089425B
CN112089425BCN202011099078.5ACN202011099078ACN112089425BCN 112089425 BCN112089425 BCN 112089425BCN 202011099078 ACN202011099078 ACN 202011099078ACN 112089425 BCN112089425 BCN 112089425B
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pipe
box body
hollow box
shunt
tube
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CN112089425A (en
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杨俊伟
熊明霞
周阳
甘巍
赵沙沙
闻萍
张亮
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The Second Affiliated Hospital of Nanjing Medical University
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Abstract

The invention belongs to the technical field of medical detection equipment, and particularly relates to a nutrition analysis device special for chronic renal failure secondary hyperparathyroidism. Comprises a shunt device which is used for being arranged on a liquid inlet pipe of the hemodialysis instrument; the shunt device comprises a sample inlet pipe, a sample outlet pipe, a shunt pipe and a rectifying box; the rectification box comprises a hollow box body, a three-way pipe is arranged in the hollow box body, and three ports of the three-way pipe are detachably communicated with one end of the sample inlet pipe, one end of the sample outlet pipe and one end of the shunt pipe respectively; the other end of the sample inlet pipe and the other end of the sample outlet pipe are communicated with the liquid inlet pipe, and the other end of the shunt pipe is used for connecting a sample inlet of the nutrition analyzer body; a section of tube connected with the shunt tube on the three-way tube is provided with a control component which can control whether the blood circulates or not, and a control switch of the control component is arranged on the hollow box body. The device can carry out nutrition analysis during dialysis of patients, can reduce the needle insertion times of the patients, reduce the pain of the patients and reduce the infection rate.

Description

Translated fromChinese
慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置Nutritional analysis device for chronic renal failure secondary hyperparathyroidism

技术领域Technical Field

本发明属于医疗检测设备技术领域,具体涉及一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置。The invention belongs to the technical field of medical detection equipment, and in particular relates to a special nutrition analysis device for hyperparathyroidism secondary to chronic renal failure.

背景技术Background Art

慢性肾衰竭(CRF)是指各种原因造成慢性进行性肾实质损害,致使肾脏明显萎缩,不能维持基本功能,临床出现以代谢产物潴留,水、电解质、酸碱平衡失调。慢性肾衰竭患者的肾脏功能常常满足自身代谢需要,所以需要定期进行血液透析治疗。Chronic renal failure (CRF) refers to chronic progressive renal parenchymal damage caused by various reasons, which results in obvious atrophy of the kidney and inability to maintain basic functions. Clinical manifestations include retention of metabolites, imbalance of water, electrolytes, and acid-base balance. The renal function of patients with chronic renal failure often cannot meet their own metabolic needs, so they need regular hemodialysis treatment.

慢性肾衰竭继发性甲状旁腺功能亢进,主要是指在慢性肾功能不全的情况下,甲状旁腺长期受到低血钙、低血镁或高血磷的刺激而分泌过量的PTH,以提高血钙、血镁和降低血磷的一种慢性代偿性临床表现,长期的甲状旁腺增生最终导致形成功能自主的腺瘤。Secondary hyperparathyroidism in chronic renal failure mainly refers to a chronic compensatory clinical manifestation in which the parathyroid glands are stimulated by hypocalcemia, hypomagnesemia or hyperphosphatemia for a long time in the case of chronic renal insufficiency, and secrete excessive PTH to increase blood calcium, blood magnesium and lower blood phosphorus. Long-term parathyroid hyperplasia eventually leads to the formation of autonomous adenomas.

由于慢性肾衰竭患者需要依赖血液透析对血液进行净化,净化过程中正常的红细胞、镁离子、钙离子等也会损失,诱发甲状旁腺功能亢进的可能性较大,将增加患者痛苦,所以我们需要对这些患者血液进行营养分析,以便于及时指导患者补充相应的营养品。Since patients with chronic renal failure need to rely on hemodialysis to purify their blood, normal red blood cells, magnesium ions, calcium ions, etc. will also be lost during the purification process, which is likely to induce hyperparathyroidism and increase the patient's pain. Therefore, we need to conduct nutritional analysis on the blood of these patients in order to promptly guide the patients to supplement the corresponding nutrients.

现有技术中,营养分析仪与血液透析仪分开放置,患者既需要插管透析,有需要扎针抽血,多次受罪,且长期透析的患者伤口不易愈合,感染风险高,如果能在血液透析的同时进行营养分析,则可减少患者扎针次数,减少患者痛苦,减少感染率。In the prior art, the nutritional analyzer is placed separately from the hemodialysis machine. Patients need to undergo intubation for dialysis and blood drawing by needles, which is a multiple-time ordeal. In addition, the wounds of patients undergoing long-term dialysis are not easy to heal and the risk of infection is high. If nutritional analysis can be performed at the same time as hemodialysis, the number of needles for patients can be reduced, reducing their pain and reducing the infection rate.

发明内容Summary of the invention

为了解决上述技术问题,本发明提供了一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置。In order to solve the above technical problems, the present invention provides a special nutrition analysis device for hyperparathyroidism secondary to chronic renal failure.

本发明的目的是提供一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,包括:The purpose of the present invention is to provide a special nutritional analysis device for chronic renal failure secondary hyperparathyroidism, comprising:

分流装置,其用于安装在血液透析仪的进液管上;A shunt device, which is used to be installed on the liquid inlet pipe of the hemodialysis machine;

所述分流装置包括进样管、出样管、分流管和整流盒;所述整流盒包括中空盒体,所述中空盒体内置有三通管,所述三通管的三端口分别与所述进样管的一端、所述出样管的一端、所述分流管的一端可拆卸连通;The flow dividing device comprises a sample inlet tube, a sample outlet tube, a flow dividing tube and a rectifying box; the rectifying box comprises a hollow box body, a three-way tube is built in the hollow box body, and three ports of the three-way tube are respectively connected to one end of the sample inlet tube, one end of the sample outlet tube and one end of the flow dividing tube in a detachable manner;

所述进样管的另一端、所述出样管的另一端均与所述进液管连通,所述分流管的另一端用于连接所述营养分析仪本体的进样口;The other end of the sample inlet tube and the other end of the sample outlet tube are both connected to the liquid inlet tube, and the other end of the shunt tube is used to connect to the sample inlet of the nutrition analyzer body;

所述三通管与所述分流管连接的一段管上安装有能控制其流通血液与否的控制组件,且所述控制组件的控制开关安装在所述中空盒体上。A control component capable of controlling whether blood flows through the three-way pipe or not is installed on a section of the pipe connecting the three-way pipe and the shunt pipe, and a control switch of the control component is installed on the hollow box body.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述三通管由主流管与分支管连通形成,所述主流管的两端分别与所述进样管、所述出样管连通,所述分支管还与所述分流管连通,所述控制组件安装在所述分支管上。Preferably, in the above-mentioned special nutritional analysis device for hyperparathyroidism secondary to chronic renal failure, the three-way pipe is formed by connecting a main pipe and a branch pipe, the two ends of the main pipe are respectively connected to the sample inlet pipe and the sample outlet pipe, the branch pipe is also connected to the shunt pipe, and the control component is installed on the branch pipe.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述控制组件包括:Preferably, the control component of the above-mentioned nutrition analysis device for hyperparathyroidism secondary to chronic renal failure comprises:

限位管,其固定在所述中空盒体内,所述分支管穿接在所述所述限位管内、并铺设于所述限位管内底部;A position limiting tube is fixed in the hollow box body, and the branch tube is passed through the position limiting tube and laid on the bottom of the position limiting tube;

控制开关,其一端位于所述限位管内,并能挤压所述分支管,另一端贯穿所述中空盒体设置。A control switch, one end of which is located in the limiting tube and can squeeze the branch tube, and the other end of which penetrates the hollow box body.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述控制开关包括:Preferably, in the above-mentioned nutrition analysis device for hyperparathyroidism secondary to chronic renal failure, the control switch comprises:

挤压块,其位于所述限位管内、并位于所述分支管上方;An extrusion block, which is located in the limiting tube and above the branch tube;

挤压块驱动组件,其贯穿所述限位管顶壁和所述中空盒体顶壁设置,用于控制所述挤压块上下活动。The extrusion block driving assembly is arranged through the top wall of the limiting tube and the top wall of the hollow box body, and is used to control the up and down movement of the extrusion block.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述挤压块为弓形块,其上表面为水平面,下表面为向下凸出的曲面,且所述挤压块的表面能与所述限位管的内底面贴合。Preferably, in the above-mentioned nutritional analysis device for secondary hyperparathyroidism caused by chronic renal failure, the extrusion block is an arched block, the upper surface of which is a horizontal plane, and the lower surface is a downwardly convex curved surface, and the surface of the extrusion block can fit with the inner bottom surface of the limiting tube.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述挤压块驱动组件包括:Preferably, in the above-mentioned nutrition analysis device for hyperparathyroidism secondary to chronic renal failure, the extrusion block driving assembly comprises:

连杆,其底端与所述挤压块固定连接,顶端贯穿出所述限位管顶壁和所述中空盒体顶壁,并与二者螺接;A connecting rod, the bottom end of which is fixedly connected to the extrusion block, the top end of which passes through the top wall of the limiting tube and the top wall of the hollow box body and is screwed to the two;

旋转盘,其位于所述中空盒体外、并固定连接在所述连杆上。The rotating disk is located outside the hollow box body and is fixedly connected to the connecting rod.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述连杆与所述挤压块转动连接。Preferably, in the above-mentioned nutritional analysis device for hyperparathyroidism secondary to chronic renal failure, the connecting rod is rotatably connected to the extrusion block.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述挤压块驱动组件包括:Preferably, in the above-mentioned nutrition analysis device for hyperparathyroidism secondary to chronic renal failure, the extrusion block driving assembly comprises:

伸缩杆,其活动端与所述挤压块固定连接,固定端固定连接在所述中空盒体内顶壁;A telescopic rod, a movable end of which is fixedly connected to the extrusion block, and a fixed end of which is fixedly connected to the top wall of the hollow box body;

控制器,其安装于所述中空盒体上,用于控制所述伸缩杆伸缩;A controller, which is mounted on the hollow box body and is used to control the extension and retraction of the telescopic rod;

外壳开关,其安装于所述中空盒体外壁;A housing switch, which is mounted on the outer wall of the hollow box body;

所述控制器分别与所述伸缩杆和所述外壳开关电连接。The controller is electrically connected to the telescopic rod and the shell switch respectively.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述分支管、以及所述分支管与所述分支管的连接处内部设置有血液抗凝剂填充体。Preferably, in the above-mentioned nutrition analysis device for hyperparathyroidism secondary to chronic renal failure, a blood anticoagulant filling body is arranged inside the branch tube and the connection between the branch tubes.

优选的,上述慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,所述血液抗凝剂填充体分为一个软管段和连通于所述软管段两端的两个硬管段,所述软管段的位置与所述控制开关的位置相对应。Preferably, in the above-mentioned nutritional analysis device for secondary hyperparathyroidism caused by chronic renal failure, the blood anticoagulant filling body is divided into a hose section and two hard tube sections connected to both ends of the hose section, and the position of the hose section corresponds to the position of the control switch.

与现有技术相比,本发明提供的慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,具有以下有益效果:Compared with the prior art, the nutrition analysis device for chronic renal failure secondary hyperparathyroidism provided by the present invention has the following beneficial effects:

1、本发明在传统血液透析仪的进液管上安装分流装置,分流装置能将部分血液分流出来,并传递给营养分析仪本体进行分析。因此,本发明的装置可以在患者透析时进行营养分析,可减少患者扎针次数,减少患者痛苦,减少感染率。1. The present invention installs a shunt device on the liquid inlet tube of the traditional hemodialysis machine, which can shunt part of the blood and transfer it to the nutrition analyzer body for analysis. Therefore, the device of the present invention can perform nutrition analysis during the patient's dialysis, which can reduce the number of needle sticks for the patient, reduce the patient's pain, and reduce the infection rate.

2、本发明通过控制组件控制取样,以便于适时进行血液营养分析,根据分析结果也能在透析过程中通过出样管向患者补充缺失的营养物质。直接向血液补充营养物质的方法见效快,损失少,减少患者治疗成本。2. The present invention controls sampling through a control component to facilitate timely blood nutrient analysis, and according to the analysis results, the patient can also be supplemented with missing nutrients through the sample outlet tube during the dialysis process. The method of directly supplementing nutrients to the blood is fast in effect, with less loss, and reduces the cost of patient treatment.

3、由于透析过程中,取样进行营养分析的次数有限,本发明通过设置血液抗凝剂填充体可以防止血液凝固,以便顺利取样。3. Since the number of sampling for nutritional analysis is limited during the dialysis process, the present invention can prevent blood coagulation by providing a blood anticoagulant filling body to facilitate smooth sampling.

附图说明BRIEF DESCRIPTION OF THE DRAWINGS

图1为本发明慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置的结构示意图;FIG1 is a schematic structural diagram of a nutrition analysis device for chronic renal failure secondary hyperparathyroidism according to the present invention;

图2为本发明的局部放大图;Fig. 2 is a partial enlarged view of the present invention;

图3为本发明实施例1控制开关关闭时中空盒体与控制组件、控制开关的连接示意图;3 is a schematic diagram of the connection between the hollow box body, the control assembly, and the control switch when the control switch is turned off in Example 1 of the present invention;

图4为本发明实施例1控制开关打开时中空盒体与控制组件、控制开关的连接示意图;4 is a schematic diagram of the connection between the hollow box body, the control assembly, and the control switch when the control switch is turned on in Example 1 of the present invention;

图5为本发明实施例2控制开关关闭时中空盒体与控制组件、控制开关的连接示意图;5 is a schematic diagram of the connection between the hollow box body, the control assembly, and the control switch when the control switch is turned off in Example 2 of the present invention;

图6为本发明的血液抗凝剂填充体结构示意图。FIG. 6 is a schematic diagram of the structure of the blood anticoagulant filling body of the present invention.

具体实施方式DETAILED DESCRIPTION

为了使本领域技术人员更好地理解本发明的技术方案能予以实施,下面结合具体实施例和附图对本发明作进一步说明。In order to enable those skilled in the art to better understand and implement the technical solution of the present invention, the present invention is further described below in conjunction with specific embodiments and drawings.

本发明中,“上、下、顶和底”以图3-5直接展示的“上、下、顶和底”方位为准。In the present invention, “up, down, top and bottom” shall be based on the “up, down, top and bottom” orientations directly shown in FIGS. 3-5 .

实施例1Example 1

传统的血液透析仪包括进液管1和出液管2,患者血液经进液管1进入血液透析仪,净化后在由出液管2流入患者体内,完成血液净化过程。A conventional hemodialyzer comprises an inlet tube 1 and an outlet tube 2. The patient's blood enters the hemodialyzer through the inlet tube 1, and after being purified, flows into the patient's body through the outlet tube 2, completing the blood purification process.

本发明提供了一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,在进液管1上安装分流装置,分流装置其能将部分血液分流出来,并传递给营养分析仪本体3进行分析。营养分析仪本体3采用现有技术的品牌,以能实现分析血液营养物质为目标。因此,本发明提供的装置可以在患者透析时使用,可减少患者扎针次数,减少患者痛苦,减少感染率。The present invention provides a special nutrition analysis device for chronic renal failure secondary hyperparathyroidism. A shunt device is installed on the liquid inlet pipe 1, and the shunt device can shunt part of the blood and transfer it to the nutrition analyzer body 3 for analysis. The nutrition analyzer body 3 adopts the brand of the existing technology, with the goal of being able to analyze blood nutrients. Therefore, the device provided by the present invention can be used when the patient is dialysed, which can reduce the number of needle punctures for the patient, reduce the pain of the patient, and reduce the infection rate.

所述分流装置包括进样管4、出样管41、分流管42和整流盒43;所述进样管4的一端与所述进液管1连通,另一端与所述整流盒43可拆卸连通,所述出样管41的一端与所述进液管1连通,另一端与所述整流盒43可拆卸连通。优选的,将所述进液管1与所述进样管4、所述出样管41设计为一体成型,这样方便将所述进样管4、所述出样管41连接到所述整流盒43上,连接口越少,则感染的风险越低。所述分流管42的一端与所述整流盒43连通;所述分流管42的另一端用于连接所述营养分析仪本体3的进样口,或者用于将血液样本导流至血液收集管内,然后放入营养分析仪本体3内进行分析。The shunt device includes an inlet tube 4, an outlet tube 41, a shunt tube 42 and a rectifying box 43; one end of the inlet tube 4 is connected to the liquid inlet tube 1, and the other end is detachably connected to the rectifying box 43; one end of the outlet tube 41 is connected to the liquid inlet tube 1, and the other end is detachably connected to the rectifying box 43. Preferably, the liquid inlet tube 1, the inlet tube 4 and the outlet tube 41 are designed to be integrally formed, so that it is convenient to connect the inlet tube 4 and the outlet tube 41 to the rectifying box 43. The fewer the connection ports, the lower the risk of infection. One end of the shunt tube 42 is connected to the rectifying box 43; the other end of the shunt tube 42 is used to connect to the inlet port of the nutrition analyzer body 3, or to guide the blood sample into the blood collection tube, and then put it into the nutrition analyzer body 3 for analysis.

所述整流盒43包括中空盒体431,所述中空盒体431内置有主流管432和分支管433,所述主流管432与所述分支管433连通形成三通管,所述中空盒体431的外侧壁贯穿设置有三个连接口434,所述三通管432的三端分别对应连通连接有一个所述连接口434,第一个与所述主流管432连接的所述连接口434与所述进样管4远离所述进液管1的一端可拆卸连通,具体为通过螺接或者插接的方式可拆卸连通,且二者连接处设置有密封垫,保证不漏液;第二个与所述主流管432连接的所述连接口434与所述出样管41远离所述进液管1的一端可拆卸连通,具体为通过螺接或者插接的方式可拆卸连通,且连接处设置有密封垫,保证不漏液;第三个所述连接口434与所述分流管42远离所述营养分析仪本体3的一端可拆卸连通,具体为通过螺接或者插接的方式可拆卸连通,且连接处设置有密封垫,保证不漏液。所述分支管433上安装有能控制其流通血液与否的控制组件,且所述控制组件的控制开关安装在所述中空盒体431上。The rectifying box 43 includes a hollow box body 431, and the hollow box body 431 has a main pipe 432 and a branch pipe 433 built therein. The main pipe 432 is connected to the branch pipe 433 to form a three-way pipe. The outer wall of the hollow box body 431 is penetrated with three connecting ports 434. The three ends of the three-way pipe 432 are respectively connected to a corresponding connecting port 434. The first connecting port 434 connected to the main pipe 432 is detachably connected to the end of the sample injection tube 4 away from the liquid inlet pipe 1, specifically by screwing or plugging. The first and second connection ports 434 connected to the main pipe 432 are detachably connected to the end of the sample outlet pipe 41 away from the liquid inlet pipe 1, specifically, they are detachably connected by screw connection or plug connection, and a sealing gasket is provided at the connection to ensure that there is no leakage; the third connection port 434 is detachably connected to the end of the shunt pipe 42 away from the nutrition analyzer body 3, specifically, they are detachably connected by screw connection or plug connection, and a sealing gasket is provided at the connection to ensure that there is no leakage. The branch pipe 433 is equipped with a control component that can control whether it circulates blood or not, and the control switch of the control component is installed on the hollow box body 431.

本发明的装置使用时,关闭控制组件的控制开关,使所述分支管433不能流通血液,则患者透析过程中体内血液经由进液管1,或者依次经由进液管1、进样管4、主流管432、出样管41、进液管1后进入血液透析仪内被净化。当开启控制组件的控制开关,使所述分支管433流通血液,则血液样品依次经由分支管433、分流管42进入营养分析仪本体3内。这样一来,医务人员可以通过操作控制组件随时取样进行血液营养分析,根据分析结果也能在透析过程中通过出样管41向患者补充缺失的营养物质。直接向血液补充的营养物质见效快,损失少,减少患者治疗成本。When the device of the present invention is used, the control switch of the control component is turned off so that the branch tube 433 cannot circulate blood. Then, during the dialysis process, the blood in the patient's body passes through the liquid inlet tube 1, or passes through the liquid inlet tube 1, the sample inlet tube 4, the main tube 432, the sample outlet tube 41, and the liquid inlet tube 1 in sequence to enter the hemodialyzer for purification. When the control switch of the control component is turned on so that the branch tube 433 circulates blood, the blood sample enters the nutrition analyzer body 3 in sequence through the branch tube 433 and the shunt tube 42. In this way, medical personnel can take samples at any time to perform blood nutrition analysis by operating the control component, and can also supplement the missing nutrients to the patient through the sample outlet tube 41 during the dialysis process according to the analysis results. The nutrients directly supplemented to the blood are quick to take effect, with less loss, reducing the cost of patient treatment.

所述控制组件的结构如下:包括限位管5和控制开关,所述限位管5固定在所述中空盒体431内,所述分支管433穿接在所述所述限位管5内、并铺设于所述限位管5内底部。所述控制开关包括挤压块51和挤压块驱动组件,所述挤压块驱动组件贯穿所述限位管5顶壁和所述中空盒体431顶壁设置,用于控制所述挤压块51上下活动;所述挤压块驱动组件包括连杆52和旋转盘53,所述挤压块51位于所述限位管5内、并位于所述分支管433上方,其能够对分支管433实施挤压作用,所述连杆52的底端与所述挤压块51固定连接,顶端贯穿出所述限位管5顶壁和所述中空盒体431顶壁,并且所述限位管5顶壁和所述中空盒体431顶壁均能与所述连杆52螺接,所述旋转盘53位于所述中空盒体431外,并固定连接在所述连杆52的顶端。通过旋转旋转盘53,使所述连杆52带动所述挤压块51上下活动,当所述挤压块51向下移动时能将所述分支管433压扁至不流通液体,当所述挤压块51向上移动时能使所述分支管433放松至流通液体。The structure of the control component is as follows: it includes a limit tube 5 and a control switch, the limit tube 5 is fixed in the hollow box body 431, and the branch tube 433 is connected to the limit tube 5 and laid on the bottom of the limit tube 5. The control switch includes an extrusion block 51 and an extrusion block driving assembly. The extrusion block driving assembly is arranged through the top wall of the limiting tube 5 and the top wall of the hollow box body 431, and is used to control the up and down movement of the extrusion block 51; the extrusion block driving assembly includes a connecting rod 52 and a rotating disk 53. The extrusion block 51 is located in the limiting tube 5 and above the branch tube 433, and can perform an extrusion effect on the branch tube 433. The bottom end of the connecting rod 52 is fixedly connected to the extrusion block 51, and the top end passes through the top wall of the limiting tube 5 and the top wall of the hollow box body 431, and the top wall of the limiting tube 5 and the top wall of the hollow box body 431 can be screwed with the connecting rod 52. The rotating disk 53 is located outside the hollow box body 431 and is fixedly connected to the top of the connecting rod 52. By rotating the rotating disk 53, the connecting rod 52 drives the extrusion block 51 to move up and down. When the extrusion block 51 moves downward, the branch pipe 433 can be flattened to prevent liquid from flowing. When the extrusion block 51 moves upward, the branch pipe 433 can be relaxed to allow liquid to flow.

优选的,所述挤压块51为弓形块,其上表面为水平面,下表面为向下凸出的曲面,且所述挤压块51的表面能与所述限位管5的内底面贴合,如此一来分支管433能够被完全压扁,增加所述控制开关的控制效果。并且所述弓形块的曲面与分支管433接触的位置是光滑的,这样可防止挤压块51转动过程中对分支管433造成扭曲。Preferably, the extrusion block 51 is an arched block, the upper surface of which is a horizontal plane, and the lower surface is a downwardly convex curved surface, and the surface of the extrusion block 51 can fit with the inner bottom surface of the limit tube 5, so that the branch tube 433 can be completely flattened, thereby increasing the control effect of the control switch. In addition, the position where the curved surface of the arched block contacts the branch tube 433 is smooth, so as to prevent the extrusion block 51 from causing distortion to the branch tube 433 during rotation.

优选的,将所述连杆52与所述挤压块51连接的位置设置轴承或转轴,使得所述连杆52与所述挤压块51转动连接,则所述连杆52转动并向下活动过程中,所述挤压块51的转动次数少,大大减少对分支管433造成扭曲的概率。Preferably, a bearing or a rotating shaft is provided at the position where the connecting rod 52 is connected to the extrusion block 51, so that the connecting rod 52 is rotatably connected to the extrusion block 51. Then, when the connecting rod 52 rotates and moves downward, the extrusion block 51 rotates less times, which greatly reduces the probability of causing distortion to the branch pipe 433.

优选的,所述分流管42上还连通有压力连通管421,压力连通管421用于使分流管42内外气压平衡,使血液正常流动,所述压力连通管421与空气接触的一端设置有无菌棉等空气除菌器材,防止血液污染。Preferably, the shunt tube 42 is also connected to a pressure connecting tube 421, which is used to balance the air pressure inside and outside the shunt tube 42 so that the blood can flow normally. The end of the pressure connecting tube 421 in contact with the air is provided with air sterilizing equipment such as sterile cotton to prevent blood contamination.

优选的,所述出液管2上也安装有所述分流装置,且所述进液管1和所述出液管2上的分流装置的分流管42汇总到一个总管上,然后再与营养分析仪本体3的进样口连接,分别控制两个分流装置,则医务人员可以选择性的对透析前后血液进行营养分析,比较透析前后血液营养液变化,评价该透析仪/透析方法是否适用于该患者,能及时做出调整。Preferably, the shunt device is also installed on the liquid outlet pipe 2, and the shunt tube 42 of the shunt device on the liquid inlet pipe 1 and the liquid outlet pipe 2 are connected to a main pipe, and then connected to the sampling port of the nutrition analyzer body 3, and the two shunt devices are controlled separately. Medical personnel can selectively perform nutritional analysis on the blood before and after dialysis, compare the changes in blood nutrient solution before and after dialysis, evaluate whether the dialyzer/dialysis method is suitable for the patient, and make timely adjustments.

实施例2Example 2

一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,与实施例1的结构基本相同,区别在于,所述挤压块驱动组件包括伸缩杆501、控制器502、外壳开关503,所述伸缩杆501的活动端与所述挤压块51固定连接,所述伸缩杆501的固定端贯穿并固定连接在所述中空盒体431内顶壁,所述中空盒体431顶部外壁上安装有控制所述伸缩杆501工作的控制器502,所述中空盒体431外壁还安装有外壳开关503,所述控制器502分别与所述伸缩杆501和所述外壳开关503电连接,所述控制器502还连接有电源。通过操作所述外壳开关503,能使所述伸缩杆501带动所述挤压块51上下活动。A special nutritional analysis device for chronic renal failure secondary hyperparathyroidism, which is basically the same as the structure of Example 1, except that the extrusion block driving assembly includes a telescopic rod 501, a controller 502, and a shell switch 503. The movable end of the telescopic rod 501 is fixedly connected to the extrusion block 51, and the fixed end of the telescopic rod 501 penetrates and is fixedly connected to the inner top wall of the hollow box body 431. The controller 502 for controlling the operation of the telescopic rod 501 is installed on the outer wall of the top of the hollow box body 431. The outer wall of the hollow box body 431 is also installed with a shell switch 503. The controller 502 is electrically connected to the telescopic rod 501 and the shell switch 503 respectively, and the controller 502 is also connected to a power supply. By operating the shell switch 503, the telescopic rod 501 can drive the extrusion block 51 to move up and down.

需要说明的是,在本实施例中,所述伸缩杆501采用现有技术的电动伸缩杆,所述控制器502采用现有技术的单片机或者微控制器。It should be noted that, in this embodiment, the telescopic rod 501 adopts the electric telescopic rod of the prior art, and the controller 502 adopts the single chip microcomputer or microcontroller of the prior art.

实施例3Example 3

一种慢性肾衰竭继发性甲状旁腺功能亢进专用营养分析装置,与实施例1的结构基本相同,区别在于,所述分支管433、以及所述分支管433与所述分支管433的连接处内部设置有血液抗凝剂填充体435,由于透析过程中,取样进行营养分析的次数有限,血液抗凝剂填充体435可以防止血液凝固,以便顺利取样。A nutritional analysis device specifically for hyperparathyroidism secondary to chronic renal failure is basically the same in structure as that of Example 1, except that a blood anticoagulant filling body 435 is provided inside the branch tube 433 and the connection between the branch tube 433 and the branch tube 433. Since the number of sampling for nutritional analysis is limited during dialysis, the blood anticoagulant filling body 435 can prevent blood coagulation to facilitate smooth sampling.

优选的,所述血液抗凝剂填充体435分为一个软管段6和连通于所述软管段6两端的两个硬管段7,所述软管段6的位置与挤压块51的位置相对应,当挤压块51挤压分支管433时,所述软管段6及其内部填充物能够同时被挤压,所述分支管433脱离挤压块51的挤压后,所述软管段6能在两端硬管段7的支撑助力下迅速打开。硬管段7充当了辅助打开分支管433开关的效果。所述血液抗凝剂填充体435可采用填充有吸附填充了肝素钠等抗凝剂物质的过滤膜、滤布或者透析膜等材料制备。Preferably, the blood anticoagulant filling body 435 is divided into a hose section 6 and two hard pipe sections 7 connected at both ends of the hose section 6. The position of the hose section 6 corresponds to the position of the extrusion block 51. When the extrusion block 51 squeezes the branch pipe 433, the hose section 6 and its internal filling can be squeezed at the same time. After the branch pipe 433 is separated from the extrusion of the extrusion block 51, the hose section 6 can be quickly opened with the support and assistance of the hard pipe sections 7 at both ends. The hard pipe section 7 serves as an auxiliary switch for opening the branch pipe 433. The blood anticoagulant filling body 435 can be prepared by using materials such as filter membranes, filter cloths or dialysis membranes filled with anticoagulant substances such as sodium heparin adsorbed and filled.

需要说明的是,本发明装置涉及的材料都应当满足医疗设备要求,能够灭菌处理。It should be noted that the materials involved in the device of the present invention should meet the requirements of medical equipment and can be sterilized.

需要说明的是,本发明中未特别提及的部件连接关系均默认采用现有技术,由于其不涉及发明点,且为现有技术普遍应用,故不详述结构连接关系。It should be noted that the component connection relationships not specifically mentioned in the present invention are assumed to adopt the existing technology. Since they do not involve the invention point and are widely used in the existing technology, the structural connection relationships are not described in detail.

需要说明的是,本发明中涉及数值范围时,应理解为每个数值范围的两个端点以及两个端点之间任何一个数值均可选用,由于采用的步骤方法与实施例相同,为了防止赘述,本发明描述了优选的实施例。尽管已描述了本发明的优选实施例,但本领域内的技术人员一旦得知了基本创造性概念,则可对这些实施例做出另外的变更和修改。所以,所附权利要求意欲解释为包括优选实施例以及落入本发明范围的所有变更和修改。It should be noted that when the present invention involves a numerical range, it should be understood that the two endpoints of each numerical range and any value between the two endpoints can be selected. Since the steps and methods used are the same as those in the embodiments, in order to avoid redundancy, the present invention describes a preferred embodiment. Although the preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they know the basic creative concept. Therefore, the attached claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention.

显然,本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样,倘若本发明的这些修改和变型属于本发明权利要求及其等同技术的范围之内,则本发明也意图包含这些改动和变型在内。Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

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