IP Library Granted Patent US 10,687,824
Granted Patent B2
US 10,687,824 · App. 16/040,898 · Granted Jun 23, 2020

Surgical saw and saw blade for use therewith

Inventors: Paul Shiels (Albuquerque, NM); Seamus Gilhooley (Galway, IE)
Assignee: Stryker European Holdings I, LLC
A61B17/142
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Quick Facts
Patent No.
US 10,687,824
App. No.
16/040,898
Granted
Jun 23, 2020
Kind
B2
Abstract

A surgical saw blade for being coupled to a drive hub of a surgical saw assembly. The blade includes an attachment portion configured to be removably coupled to the drive hub and a cutting portion opposite the attachment portion. The cutting portion includes a plurality of teeth. The blade also includes a pivot portion configured to engage a pivot structure of the surgical saw assembly. Additionally, the cutting portion has a follower which engages a blade support of the surgical saw assembly and is configured to limit deflection of the blade during use.

Claims (19)

1. A surgical saw blade for being coupled to a drive hub of a surgical saw assembly, said blade comprising:

an attachment portion configured to be removably coupled to the drive hub;

a cutting portion opposite said attachment portion including a plurality of teeth;

a pivot portion configured to engage a pivot structure of the surgical saw assembly,

said cutting portion having a follower which is configured to engage a blade support of the surgical saw assembly and is configured to limit deflection of the blade, wherein said follower includes a projection which extends parallel to said pivot portion.

2. The surgical saw blade of claim 1 , wherein said follower is disposed between said pivot portion and said plurality of teeth.

3. The surgical saw blade of claim 2 , wherein said follower is disposed adjacent to said plurality of teeth.

4. The surgical saw blade of claim 1 , wherein said follower comprises a lip configured to ride along a support flange of the blade support.

5. The surgical saw blade of claim 1 , wherein said plurality of teeth have varied thicknesses.

6. The surgical saw blade of claim 1 , wherein a single tooth of said plurality of teeth has a varied thickness.

7. The surgical saw blade of claim 1 , wherein said plurality of teeth are arranged to extend past the blade support when said cutting portion engages the blade support.

8. A surgical saw assembly comprising:

a housing;

a driver disposed within said housing and having a drive hub, said driver configured to be coupled to a motor;

a blade support including a pivot structure;

a blade configured to be removably coupled to said drive hub at an attachment portion, said blade comprising a cutting portion opposite said attachment portion and including a plurality of teeth, a pivot portion configured to be coupled to said pivot structure, wherein said cutting portion has a follower configured to engage said blade support to limit deflection of said blade wherein said follower includes a projection which extends parallel to said pivot portion.

9. The surgical saw assembly of claim 8 , wherein said follower is disposed between said pivot portion and said plurality of teeth.

10. The surgical saw assembly of claim 9 , wherein said follower is disposed adjacent to said plurality of teeth.

11. The surgical saw assembly of claim 8 , wherein said blade support comprises a support flange and said follower comprises a lip configured to ride along said support flange of said blade support.

Assignments (7)
CHANGE OF ADDRESS Recorded Dec 18, 2024
From: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
To: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
Reel/Frame 069730/0754 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 28, 2023
From: STRYKER EUROPEAN HOLDINGS I, LLC
To: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
Reel/Frame 064415/0620 →
NUNC PRO TUNC ASSIGNMENT Recorded Jul 23, 2021
From: STRYKER EUROPEAN HOLDINGS I, LLC
To: STRYKER EUROPEAN HOLDINGS III, LLC
Reel/Frame 056969/0771 →
CHANGE OF NAME Recorded Jul 23, 2021
From: STRYKER EUROPEAN HOLDINGS III, LLC
To: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
Reel/Frame 056969/0893 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 8, 2019
From: GILHOOLEY, SEAMUS
To: STRYKER IRELAND LIMITED
Reel/Frame 048290/0855 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 8, 2019
From: SHIELS, PAUL M.
To: STRYKER EUROPEAN HOLDINGS I, LLC
Reel/Frame 048276/0305 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 8, 2019
From: STRYKER IRELAND LIMITED
To: STRYKER EUROPEAN HOLDINGS I, LLC
Reel/Frame 048276/0480 →
Cited By (3)
US 12,594,091 US 12,661,158 US 12,685,545