IP Library Granted Patent US 7,651,507
Granted Patent B2
US 7,651,507 · App. 10/379,342 · Granted Jan 26, 2010

Tissue processing system

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Quick Facts
Patent No.
US 7,651,507
App. No.
10/379,342
Granted
Jan 26, 2010
Kind
B2
Abstract

A tissue processing system includes a series of blades arranged in parallel to form a tissue processor. The blades may be adjusted to create a spaced between each blade in the range of 250-1000 microns. A slicer is included to remove a donor tissue to be processed by the processor. The processor is rotatable 90 degrees so as to create uniform micrografts of tissue for transplanting to a recipient site. An extractor is included to remove tissue particles from the processor after they have been cut into an appropriate size. A cutting block may be provided to ensure uniform thickness of cuts of the donor tissue.

Claims (25)

1. A tissue processing system comprising:

a processor for processing tissue into particles for transplantation;

a tissue extractor for extracting processed tissue from said processor; and

wherein said tissue extractor is coupled to said processor at an end of said tissue extractor.

2. The tissue processing system of claim 1 further comprising a slicer for removing a tissue sample from a donor site.

3. The tissue processing system of claim 1 wherein said processor is further comprised of a plurality of blades in parallel arrangement.

4. The tissue processing system of claim 3 wherein said blades are adjustably secured so as to create a space between said blades.

5. The tissue processing system of claim 4 wherein said space is selectable from the set of about 250 microns, about 500 microns, and 1000 microns.

6. The tissue processing system of claim 4 wherein said space is adjustable within the range of about 250 microns through about 1000 microns.

7. The tissue processing system of claim 3 wherein said blades are fixedly positioned so as to create a space between said blades.

8. The tissue processing system of claim 7 wherein said space is about 250 microns.

9. The tissue processing system of claim 7 wherein said space is about 500 microns.

10. The tissue processing system of claim 7 wherein said space is about 1000 microns.

11. The tissue processing system of claim 3 wherein said tissue extractor is comprised of a plurality of strands positioned between said blades.

12. The tissue processing system of claim 11 wherein said strands are secured to proximal end of said processor.

13. The tissue processing system of claim 11 wherein said strands are secured to at least one end to form a handle for lifting said strands out of said processor.

14. The tissue processing system of claim 1 further comprising a cutting block for supporting said tissue during processing by said processor.

15. A tissue processing system, comprising:

a plurality of blades arranged in parallel and secured within a housing;

a tissus extractor connected to said housing at an end of said tissue extractor; and

a means for rotating said blades within said housing.

16. The tissue processing system of claim 15 wherein means for rotating said blades is comprised of an electric motor.

17. The tissue processing system of claim 16 further comprising a switch for activating said motor.

18. The tissue processing system of claim 17 wherein said switch is activated by a change in direction of said processor.

19. The tissue processing system of claim 15 wherein said means of rotating said blades rotates said blades 90 degrees.

Assignments (8)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 1, 2024
From: 3M INNOVATIVE PROPERTIES COMPANY
To: SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
Reel/Frame 066432/0345 →
CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICATION LISTED ON SCHEDULE OF IP RIGHTS ATTACHED TO ASSIGNMENT AT LINES 55: 71; 89; 116-129; AND 131 NEED TO BE DELETED PREVIOUSLY RECORDED AT REEL: 064788 FRAME: 0823. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Sep 13, 2023
From: KCI LICENSING, INC.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 064886/0479 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 31, 2023
From: KCI LICENSING, INC.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 064788/0823 →
RELEASE OF SECURITY INTEREST IN PATENTS Recorded Nov 7, 2019
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: KCI USA, INC.; KCI LICENSING, INC.
Reel/Frame 050966/0547 →
RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded Feb 6, 2017
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: KCI LICENSING, INC., AS GRANTOR; TECHNIMOTION, LLC, A DELAWARE LIMITED LIABILITY COMPANY, AS GRANTOR; SYSTAGENIX WOUND MANAGEMENT (US), INC., A DELAWARE CORPORATION, AS GRANTOR
Reel/Frame 041395/0044 →
LIMITED THIRD LIEN INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Oct 7, 2016
From: KCI USA, INC.; LIFECELL CORPORATION; KCI LICENSING, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 040291/0237 →
SECOND LIEN SECURITY AGREEMENT Recorded Sep 21, 2016
From: KCI USA, INC.; LIFECELL CORPORATION; KCI LICENSING, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 040098/0268 →
RELEASE OF SECURITY INTEREST Recorded Sep 21, 2016
From: WILMINGTON TRUST
To: KCI LICENSING, INC.; LIFECELL CORPORATION; KINETIC CONCEPTS, INC.; TECHNIMOTION, LLC
Reel/Frame 040098/0200 →