| 发明名称 |
LIQUID INJECTION APPARATUS AND MEDICAL INSTRUMENT |
| 摘要 |
A liquid injection apparatus which includes a varying portion configured to vary a pressure in an interior of a liquid chamber in accordance with a drive signal, an injection tube having an injection port configured to inject liquid from the liquid chamber, a liquid supply unit configured to supply liquid to the liquid chamber, and a control unit configured to adjust the pressure in an interior of the liquid chamber by controlling the varying portion and the liquid supply unit. The control unit changes a rise time, which is a time period required for a drive signal to reach a second predetermined voltage from a first predetermined voltage in accordance with a speed of movement of the injection port. |
| 申请公布号 |
US2015073456(A1) |
申请公布日期 |
2015.03.12 |
| 申请号 |
US201414484098 |
申请日期 |
2014.09.11 |
| 申请人 |
SEIKO EPSON CORPORATION |
发明人 |
SEKINO Hirokazu;KOJIMA Hideki;UCHIDA Kazuaki |
| 分类号 |
A61B17/3203 |
主分类号 |
A61B17/3203 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A liquid injection apparatus comprising:
a varying portion configured to vary a pressure in an interior of a liquid chamber in accordance with a drive signal; an injection tube having an injection port configured to inject liquid from the liquid chamber; a liquid supply unit configured to supply liquid to the liquid chamber; and a control unit configured to adjust the pressure in the interior of the liquid chamber by controlling the varying portion and the liquid supply unit, wherein the control unit changes a time period required for the drive signal to reach a second predetermined voltage from a first predetermined voltage in accordance with a speed of movement of the injection port. |
| 地址 |
Tokyo JP |
