In vivo intra-articular pressure detection in a sheep model using flexible iontronic pressure sensor arrays. (IMAGE)

Science China Press

In vivo intra-articular pressure detection in a sheep model using flexible iontronic pressure sensor arrays.

Caption

(a) Schematic diagram of intra-articular pressure detection using a sensory system in a sheep model. (b) Schematic and photograph for the implantation of two sensory arrays between the femur and the tibia of a knee joint. (c) Photograph of the readout circuit. (d) Photograph of the in vivo intra-pressure measurement of a knee joint in a sheep model. (e) Detected force of the lateral and medial condyles when rotating the tibia from –5° to +5°. (f) Intra-articular pressure mapping of nine different states.

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