|
| US3960153 | 22 Feb 1972 | 1 Jun 1976 | | Apparatus for the palliative treatment of pleural effusions |
| US4410320 | 28 Aug 1981 | 18 Oct 1983 | Ethox Corp. | Weighted enteric feeding tube |
| US4490143 | 24 Sep 1982 | 25 Dec 1984 | Viridian, Inc. | Feeding tube assembly |
| US4547192 | 11 Apr 1983 | 15 Oct 1985 | Superior Plastic Products Corp. | Gastroenteric feeding tube |
| US4610673 | 19 Feb 1985 | 9 Sep 1986 | Superior Healthcare Group, Inc. | Gastroenteric feeding tube |
| US4654036 | 16 Jan 1986 | 31 Mar 1987 | Norwich-Eaton Pharmaceuticals, Inc. | Elongated weighted medical device |
| US5037387 | 24 Jan 1990 | 6 Aug 1991 | Corpak, Inc. | Method of positioning an enteral feeding tube within a patient's body |
| US5152756 | 25 Feb 1991 | 6 Oct 1992 | Corpak, Inc. | Distal gripping tip for enteral feeding tube |
| US5318530 | 6 Dec 1991 | 7 Jun 1994 | Bissel Medical Products, Inc. | Gastrointestinal tube with inflatable bolus |
| US7066914 | 16 Mar 2005 | 27 Jun 2006 | Bird Products Corporation | Catheter having a tip with an elongated collar |
| US7976518 | 13 Jan 2005 | 12 Jul 2011 | Corpak Medsystems, Inc. | Tubing assembly and signal generator placement control device and method for use with catheter guidance systems |
