Localizing device

• US 4,592,356 A
• Filed: 09/28/1984
• Issued: 06/03/1986
• Est. Priority Date: 09/28/1984
• Status: Expired due to Fees

• Current Assignee: Pedro Gutierrez
• Original Assignee: Pedro Gutierrez
• Inventors: Gutierrez, Pedro
• Primary Examiner(s): SHINE, WILLIAM
• Application Number:
  US06/655,414
• Time in Patent Office: 613 Days
• Field of Search: 128/303 R, 128/314, 128/329 R, 128/329 A, 128/334 R, 128/339, 227/DIG. 1, 502/335
• US Class Current: 606/185
• CPC Class Codes: A61B 17/0487 Suture clamps, clips or locks, e.g. for replacing suture knots; Instruments for applying or removing suture clamps, clips or locks suture anchors A61B17/0401; wound clamps or clips A61B17/08; ligaturing clamps or clips A61B17/122
• CPC Class Codes: A61B 17/3403 Needle locating or guiding means guides for suture needles A61B17/0482; guiding or tracking by nuclear magnetic resonance G01R33/285
• CPC Class Codes: A61B 2017/00349 Needle-like instruments having hook or barb-like gripping means, e.g. for grasping suture or tissue A61B17/06066 takes precedence
• CPC Class Codes: A61B 2017/3484 Anchoring means, e.g. spreading-out umbrella-like structure
• CPC Class Codes: A61B 2090/3908 Soft tissue, e.g. breast tissue
• CPC Class Codes: A61B 90/39 Markers, e.g. radio-opaque or breast lesions markers

Abstract

Localizing needle having anchor-like barbs to firmly anchor the needle in skin or tissue so as to aid in location of lesions.

Claims

1. A localizing device comprising:

a needle for insertion into tissue, said needle including anchoring means at one end thereof for anchoring the needle in the tissue; and

clamp means positioned at the other end of the needle for securing the needle at the outer skin surface.

2. The device of claim 1 wherein the anchoring means for the needle is comprised of at least two barb means.

3. The device of claim 2 wherein the at least two barb means are flexible.

4. The device of claim 3 and further comprising means for collapsing and expanding the at least two barb means towards and away from the needle.

5. The device of claim 2 wherein the needle has a thickness of at least 1.0 mm.

6. The device of claim 5 wherein the thickness is no greater than 2.0 mm.

7. The device of claim 2 wherein said clamp means is comprised of threads on the needle at the end opposite said anchoring means, and a movable clamp means received by said threads.

8. The device of claim 7 wherein the needle has a thickness of at least 1.0 mm. and no greater than 2.0 mm.