US 12,226,136 B2
Surgical guide production apparatus for use in a sterile environment
George DeSoutter, Buckinghamshire (GB); William DeSoutter, Buckinghamshire (GB); and Christopher Block, Buckinghamshire (GB)
Assigned to Prometheus Surgical Limited, Buckinghamshire (GB)
Appl. No. 16/646,931
Filed by Prometheus Surgical Limited, Buckinghamshire (GB)
PCT Filed Sep. 12, 2018, PCT No. PCT/GB2018/052590
§ 371(c)(1), (2) Date Mar. 12, 2020,
PCT Pub. No. WO2019/053424, PCT Pub. Date Mar. 21, 2019.
Claims priority of application No. 1714634 (GB), filed on Sep. 12, 2017.
Prior Publication US 2020/0262018 A1, Aug. 20, 2020
Int. Cl. A61B 17/88 (2006.01); A61B 46/10 (2016.01); B23Q 11/08 (2006.01); A61B 17/00 (2006.01); A61B 17/56 (2006.01); A61B 34/10 (2016.01)
CPC A61B 17/8863 (2013.01) [A61B 46/10 (2016.02); B23Q 11/0816 (2013.01); B23Q 11/0891 (2013.01); A61B 2017/00526 (2013.01); A61B 2017/568 (2013.01); A61B 2034/108 (2016.02)] 8 Claims
OG exemplary drawing
 
1. A cutting attachment for use on a surgical guide production apparatus, the cutting attachment comprising:
a cutting element;
a connector for connecting the cutting element to a drive mechanism of the surgical guide production apparatus so that the cutting element can be driven by the drive mechanism to modify an impression of a surgical site to produce a surgical guide; and
a protective barrier comprising a flexible sheet and configured to be positioned around the cutting element to surround a cutting area to help prevent contaminants from entering or leaving the cutting area during modification of the impression; and
a support assembly comprising:
a lower support, and
an upper support separate from the lower support, wherein the protective barrier is coupled to the lower support and the upper support, and wherein a radial portion of the flexible sheet extends radially outwards from the cutting element towards the lower support such that the cutting element is radially movable relative to at least the lower support.