Biopsy cannula
Molgaard-Nielsen February 28, 1
U.S. patent number D300,060 [Application Number 06/763,609] was granted by the patent office on 1989-02-28 for biopsy cannula. This patent grant is currently assigned to William Cook Europe A/S. Invention is credited to Arne Molgaard-Nielsen.
| United States Patent | D300,060 |
| Molgaard-Nielsen | February 28, 1989 |
Biopsy cannula
Claims
The ornamental design for a biopsy cannula, as shown.
| Inventors: | Molgaard-Nielsen; Arne (Copenhagen, DK) |
|---|---|
| Assignee: | William Cook Europe A/S
(DK) |
| Appl. No.: | 06/763,609 |
| Filed: | August 8, 1985 |
Foreign Application Priority Data
| Feb 25, 1985 [DK] | 153/85 | |||
| Current U.S. Class: | D24/112; D24/147 |
| Field of Search: | ;D24/26,28 ;128/305,348.1,751 |
References Cited [Referenced By]
U.S. Patent Documents
| 1867624 | July 1932 | Hoffman |
| 3929123 | December 1975 | Jamshidi |
| 0159394 | Mar 1983 | DE | |||
Other References
|
Biopsy Needles & Needles for Advanced Techniques catalog, Oct. 1974, De Bakey Needle, catalog No. 1402. . Radiology, Cardiology and Surgery catalog 1983-85, "Diagnostic & Interventional Products", pp. 51-54.. |
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Reid; Stella M.
Attorney, Agent or Firm: Stevens, Davis, Miller & Mosher
Description
FIG. 1 is an elevational view of a biopsy cannula showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is an end elevational view thereof, as seen from the distal end of FIG. 1;
FIG. 4 is an end elevational view thereof, as seen from the proximal end of FIG. 1; and
FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 1.
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