公开(公告)号：US20150366635A1

公开(公告)日：2015-12-24

申请号：US14549944

申请日：2014-11-21

Applicant: DENTSPLY International Inc.

Inventor： Vincent SHOTTON ,  Christopher DAMIEN ,  Dan AMMON

IPC: A61C5/02

CPC classification number: A61C5/42 ,  A61C2201/007 ,  Y10T29/49568

Abstract: An endodontic instrument for cleaning/shaping a tooth root canal that includes an elongated shaft composed of a porous material, the shaft having a proximal end portion, a distal end and a tapered working portion having an external surface and a rotational axis, the working portion extending from the proximal end portion to the distal end.

Abstract translation: 一种用于清洁/成形牙根管的牙根管器械，其包括由多孔材料构成的细长轴，所述轴具有近端部分，远端和具有外表面和旋转轴线的锥形工作部分，所述工作部分 从近端部分延伸到远端。

公开(公告)号：US20150216624A1

公开(公告)日：2015-08-06

申请号：US14311134

申请日：2014-06-20

Applicant: DENTSPLY International Inc.

Inventor： Vincent SHOTTON ,  Dan AMMON

IPC: A61C5/02

CPC classification number: A61C5/42

Abstract: A rotatable endodontic file for cleaning/shaping a tooth root canal, comprising: an elongated shaft having a proximal end portion, a distal end and a tapered working portion having a rotational axis, the working portion extending from said proximal portion to said distal end; the external surface of said shaft working portion having a plurality of at least two spirals, a parallelogram-shaped cross section that has an axis of rotation that is centered such that the cross section center of mass (centroid) is located at the axis of rotation where the acute angle of the parallelogram is different along the length of the file.

Abstract translation: 一种用于清洁/整形牙根管的可旋转的牙根管文件，包括：细长轴，其具有近端部分，远端和具有旋转轴线的锥形工作部分，所述工作部分从所述近端部分延伸到所述远端; 所述轴工作部分的外表面具有多个至少两个螺旋，平行四边形形状的横截面，其具有使得横截面质心（重心）位于旋转轴线处的居中的旋转轴线 其中平行四边形的锐角沿文件的长度不同。

公开(公告)号：US20150164615A1

公开(公告)日：2015-06-18

申请号：US14329868

申请日：2014-07-11

Applicant: DENTSPLY International Inc.

Inventor： Vincent SHOTTON ,  Dan AMMON

IPC: A61C5/02

CPC classification number: B23P15/44 ,  A61C5/42 ,  B21D37/16 ,  B21K5/12 ,  Y10T29/49826

Abstract: A method for manufacturing at least one nonlinear file including the steps of deforming at least a portion of a linear file away from a file axis and heat-treating the deformed file to shape-set the nonlinear file.

Abstract translation: 一种用于制造至少一个非线性文件的方法，包括以下步骤：将线性文件的至少一部分变形远离文件轴并对该变形文件进行热处理以对非线性文件进行形状设定。

公开(公告)号：US20150164614A1

公开(公告)日：2015-06-18

申请号：US14566668

申请日：2014-12-10

Applicant: DENTSPLY International Inc.

Inventor： Vincent SHOTTON ,  Dan AMMON ,  Naim KARAZIVAN

IPC: A61C1/14 ,  A61C1/18 ,  A61C1/12 ,  A61C1/02 ,  A61C5/02

CPC classification number: A61C1/148 ,  A61C1/003 ,  A61C1/02 ,  A61C1/07 ,  A61C1/12 ,  A61C1/185 ,  A61C5/40 ,  A61C5/42

Abstract: A multi-directional handpiece that includes a motor drive extending along and configured for rotation about a body axis, the motor drive having: a motor gearing at a proximal end of the motor drive; and a file gearing in engagement with the motor gearing for transferring the rotational and axial movement to a workpiece; and a housing for the workpiece; and wherein through rotation of the motor drive, the workpiece moves in an axial oscillating motion while being rotated.

Abstract translation: 一种多向手柄，其包括沿主体轴线延伸并且构造成围绕主体轴线旋转的电动机驱动器，所述电动机驱动器具有：在所述电动机驱动器的近端处传动的电动机; 以及与所述马达齿轮传动装置接合的文件，用于将所述旋转和轴向运动传递到工件; 和用于工件的壳体; 并且其中通过马达驱动器的旋转，工件在旋转的同时以轴向摆动运动。