Device for transcutaneous biopsy
AssigneeH.S. Hospital Service S.P.A.
InventorGianfranco Casula
Life of this patent
Estimating the term…
Abstract
Device (1) for transcutaneous biopsy comprising needle means (2) provided with handle at a proximal end thereof and provided with cutting edge (4) at a distal end (3) thereof, mandrel means (10) which may be inserted into said needle means (2), said needle means (2) comprising a substantially cylindrical hollow body having a substantially constant inner diameter; the device (1)comprises blocking means (5, 6, 7) suitable for blocking a sample (16) of tissue inside said needle means (2), said blocking means (5, 6, 7) being slidably coupled inside said needle means (2).
Claims17
Device (1;
- 1a;
- 1b;
- 1c;
- 1d;
- 1e;
- 1f;
- 1g) for transcutaneous biopsy of rigid tissues comprising needle means (2;
- 2a;
- 2b;
- 2c;
- 2d;
- 2e;
- 2f;
- 2g) provided with cutting edge (4;
- 4a, 4b;
- 4c;
- 4d;
- 4e;
- 4f;
- 4g) at a distal end (3;
- 3a;
- 3b;
- 3c;
- 3d;
- 3e;
- 3f;
- 3g) thereof, said needle means comprising a substantially cylindrical hollow body (2;
- 2a;
- 2b;
- 2c;
- 2d;
- 2e;
- 2f;
- 2g) having a substantially constant inner diameter, characterised in that it further comprises blocking means (5, 6, 7;
- 5a, 6a, 7a;
- 5b, 7b;
- 5c, 6c, 7c;
- 5d, 6d, 7d;
- 5e, 6e, 7e;
- 5f, 6f, 7f;
- 5g, 7g) suitable for blocking a sample (16) of tissue inside said needle means (2;
- 2a;
- 2b;
- 2c;
- 2d;
- 2e;
- 2f;
- 2g), said blocking means (5, 6, 7;
- 5a, 6a, 7a;
- 5b, 7b;
- 5c, 6c, 7c;
- 5d, 6d, 7d;
- 5e, 6e, 7e;
- 5f, 6f, 7f;
- 5g, 7g) being slidably coupled inside said needle means (2;
- 2a;
- 2b;
- 2c;
- 2d;
- 2e;
- 2f;
- 2g).
Device (1g) according to any of preceding claims, wherein said cylindrical hollow body (2g) ends, at a distal end (3g) thereof, with a tip (23) having an oblique shape.
Device (1;
- 1a;
- 1b;
- 1c;
- 1d;
- 1e;
- 1f;
- 1g) according to any of preceding claims, and further comprising mandrel means (10, 11) which may be inserted into said further cylindrical hollow body (5;
- 5a;
- 5b;
- 5c;
- 5d;
- 5e;
- 5f;
- 5g).
Dependencies are inferred from the claim text.