| 摘要 |
PCT No. PCT/GB95/02959 Sec. 371 Date Jun. 13, 1997 Sec. 102(e) Date Jun. 13, 1997 PCT Filed Dec. 18, 1995 PCT Pub. No. WO96/18428 PCT Pub. Date Jun. 20, 1996A surgical cannula includes a generally hollow inlet portion which can receive a fluid flow and an angled outlet portion connected in fluid communication with the inlet portion. The outlet portion is disposed at an angle of less than 180 degrees with respect to the longitudinal axis of the inlet portion. The inlet portion is provided with a structure to impart a rotational component of flow to fluid before such fluid encounters the angled outlet portion. |
