32results about How to "Change the spatial distribution" patented technology

The utility model relates to cell culture field especially, and cell culture device, including culture bottle, set up in the culture bottle inside setting up the stretchable and contractible stretch mechanism, the top of culture bottle is inserted with upper cover board, the stretch mechanism includes two -way screw rod, at least two threaded bushings of screw connection on two -way screw rod, and multiple culture plates are connected in series through flexible connecting piece, part culture plate with threaded bushing fixed connection, two -way screw rod rotatably set up on the inner wall of culture bottle, the cell culture device provided by the utility model, through the rotation of two -way screw rod, drive threaded bushing moves along its axial movement, and then make culture plate realize stretch or shrink action through flexible connecting piece, and this cooperation can be adjusted flexibly, thereby initiatively changes the spatial distribution in culture bottle, creates the most suitable space environment for different operation in the cell culture process such as liquid adding, sampling.