|
US4699616A
|
Catheter retention device and method |
Expired / Lapsed
|
1986-06-13 |
1987-10-13 |
26 |
Details
|
|
US3706307A
|
Gynecological instrument |
Expired / Lapsed
|
1970-07-08 |
1972-12-19 |
17 |
Details
|
|
US3640741A
|
Composition containing gel |
Expired / Lapsed
|
1970-02-24 |
1972-02-08 |
13 |
Details
|
|
US3292625A
|
Post-surgical irrigation appliance |
Expired / Lapsed
|
1964-05-15 |
1966-12-20 |
2 |
Details
|