| 摘要 |
<p>A pump module for use in a medical fluid dispensing system is provided that includes a pump body (50) and first (62a) and second (62b) pump chambers formed in the pump body (50). The module further includes a pair of chamber inlets (68, 68) and chamber outlets formed in the pump body (50), each associated with one of the pump chambers (62a, 62b). Each of the pump chambers (62a, 62b) further includes a first portion (72) having a generally spherical segment shape and a second portion (74) integral with the first portion and having a generally conical shape, with the first and second portions in fluid communication with the chamber inlet (68) and the chamber outlet. The second, conically shaped portion (74) converges to the chamber outlet.</p> |
