限位式体腔热灌注过滤器

Limit-type body cavity hot perfusion filter

Abstract

The utility model relates to a filter device, in particular to a limit-type body cavity hot perfusion filter, which is used for filtering chemotherapeutic drugs for the body cavity hot perfusion therapy after hydrothorax and ascites caused by various tumors and tumor are resected by the operation. The filter is characterized by comprising two limitedly matched covers, and a plurality of layers of filter screens which are fixedly arranged in a space between the two covers; and a limit groove is arranged on the edge of the first cover, and a convex edge which is limitedly matched with the limit groove is correspondingly arranged on the edge of the second cover. In the embodiment, the filter screen preferably adopts a four-layer structure and is preferably arranged in the second cover, and a convex ridge of the limit groove is propped against the edge of the filter screen and has the function of fixing the filter screen in specific use to strengthen the reliability of use. The utility model has novel, simple, ingenious and reasonable structure and easy implementation.
本实用新型涉及过滤装置,具体地说,涉及针对各类肿瘤等引起的胸、腹水及肿瘤手术切除后,将进行体腔热灌注治疗的化疗药物过滤的一种限位式体腔热灌注过滤器,其特征在于,包括呈限位匹配的两个盖子及其空间内呈固定设置的若干层过滤网,其中,在第一盖子的边沿处设置有限位槽,在第二盖子的边沿处对应设置有与所述限位槽呈限位配合的凸边。在具体实施时,所述过滤网优选采用四层结构,并优选设置于第二盖子内,并且,所述限位槽的凸棱顶住所述过滤网的边缘,在具体使用时,具有固定过滤网的作用,增强使用的可靠性。本实用新型构造新颖,结构简单、巧妙、合理,实施容易。

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