Positive and negative pressure adjusting device applied to thrombus aspiration
The invention relates to the technical field of medical instruments, in particular to a positive and negative pressure adjusting device applied to thrombus aspiration, which is connected with an external thrombus aspiration pipeline during use and comprises a shell, an aspiration pipeline, a pressur...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of medical instruments, in particular to a positive and negative pressure adjusting device applied to thrombus aspiration, which is connected with an external thrombus aspiration pipeline during use and comprises a shell, an aspiration pipeline, a pressure sensor, a positive and negative pressure adjusting assembly and a control assembly, the positive and negative pressure adjusting assembly and the control assembly are arranged on the shell, and the suction pipe extends out of the shell from the interior of the shell and is connected with the positive and negative pressure adjusting assembly and an external thrombus suction pipe; the pressure sensor is arranged on the suction pipeline and used for monitoring the pressure in the suction pipeline; the positive and negative pressure adjusting assembly and the pressure sensor are both connected with the control assembly. The control assembly is used for receiving signals of the pressure sensor and controlling the oper |
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