Medical device and C-arm based device thereof
View Patent ↗The present disclosure relates to a C-arm-based device. The C-arm-based device may include a C-arm component and a connection component. The C-arm component may include a first arm section and a second arm section. The connection component may include a first guiding section and a second guiding section separately disposed on a base. The first arm section is movably connected to the first guiding section. The second arm section is movably connected to the second guiding section.
1 . A C-arm-based device, comprising:
a C-arm component including a first arm section and a second arm section;
a connection component including a first guiding section and a second guiding section separately disposed on a base, wherein
the first arm section is movably connected to the first guiding section;
the second arm section is movably connected to the second guiding section;
the first guiding section and the second guiding section are separately and detachably disposed on the base,
the first guiding section and the second guiding section are collinear to each other, and
the first guiding section and the second guiding section abut against each other.
2 . The C-arm-based device of claim 1 , wherein the first guiding section or the second guiding section includes two guiding units parallel to each other.
3 . The C-arm-based device of claim 1 , wherein
the first arm section is movably connected to the first guiding section via at least one first slider disposed on the first guiding section; and
the second arm section is movably connected to the second guiding section via at least one second slider disposed on the second guiding section.
4 . The C-arm-based device of claim 1 , wherein the C-arm-based device further includes a stretchable protective component connected with the first arm section and the second arm section respectively.
5 . The C-arm-based device of claim 1 , wherein the C-arm-based device further includes a driving component configured to drive the first arm section and/or the second arm section to move toward or away from each other along a length direction of the connection component, and the driving component includes a drive acquisition mechanism and a driver configured to drive the drive acquisition mechanism to rotate to drive the first arm section and/or the second arm section to move toward or away from each other.
6 . The C-arm-based device of claim 5 , wherein the driving component further includes a first fixed part and a second fixed part, the first fixed part including two detachable portions that are connected to the drive acquisition mechanism and the first arm section respectively, the second fixed part including two detachable portions that are connected to the drive acquisition mechanism and the second arm section respectively.
7 . The C-arm-based device of claim 5 , wherein the driving component further includes:
a first drive conversion mechanism connected to the first arm section;
a second drive conversion mechanism connected to the second arm section; and
a drive transmission mechanism connected with the first drive conversion mechanism and the second drive conversion mechanism, wherein the drive transmission mechanism is configured to transmit drive of the drive acquisition mechanism to the first drive conversion mechanism and/or the second drive conversion mechanism to guide the first drive conversion mechanism and/or the second drive conversion mechanism to move to drive the first arm section and/or the second arm section to move toward or away from each other.
8 . The C-arm-based device of claim 7 , wherein at least one of the first drive conversion mechanism and the second drive conversion mechanism includes:
a main conversion assembly connected with the drive transmission mechanism, wherein the drive transmission mechanism drives the main conversion assembly to rotate; and
a secondary conversion assembly connected with the main conversion assembly and the first arm section or the second arm section, wherein the main conversion assembly converts rotation of the main conversion assembly into a linear motion of the secondary conversion assembly to drive the first arm section or the second arm section.
9 . The C-arm-based device of claim 8 , wherein in response to that the drive transmission mechanism simultaneously guides the first drive conversion mechanism and the second drive conversion mechanism to move, the secondary conversion assemblies of the first drive conversion mechanism and the second drive conversion mechanism move in opposite directions.
10 . The C-arm-based device of claim 8 , wherein in response to that the drive transmission mechanism simultaneously guides the first drive conversion mechanism and the second drive conversion mechanism to move, the secondary conversion assemblies of the first drive conversion mechanism and the second drive conversion mechanism move in a same direction, moving speeds of the secondary conversion assemblies being different or the same.
11 . The C-arm-based device of claim 8 , wherein
the first drive conversion mechanism or the second drive conversion mechanism includes a screw-nut mechanism, wherein the main conversion assembly is a screw and the secondary conversion assembly is a nut; or
the first drive conversion mechanism or the second drive conversion mechanism includes a gear-rack mechanism, wherein the main conversion assembly is a gear and the secondary conversion assembly is a rack.
12 . The C-arm-based device of claim 8 , wherein the drive transmission mechanism includes a first rotating wheel, at least one first bevel gear disposed in the first rotating wheel, and two second bevel gears meshing with the at least one first bevel gear, wherein
a central axis of the at least one first bevel gear is perpendicular to a central axis of the first rotating wheel, wherein the first rotating wheel rotates to drive the at least one first bevel gear to rotate around the central axis of the first rotating wheel; and
the two second bevel gears are coaxial with the first rotating wheel and respectively coaxially fixed with main conversion assemblies of the first drive conversion mechanism and the second drive conversion mechanism to respectively guide the first drive conversion mechanism and the second drive conversion mechanism to move.
13 . The C-arm-based device of claim 12 , wherein the drive acquisition mechanism includes:
a driving shaft;
a second rotating wheel fixed coaxially with the first rotating wheel; and
a third rotating wheel meshing with the second rotating wheel and fixed coaxially with the driving shaft.
14 . The C-arm-based device of claim 8 , wherein the driving component further includes two brakes respectively configured to stop or release the rotation of the main conversion assemblies of the first drive conversion mechanism and the second drive conversion mechanism.
15 . The C-arm-based device of claim 1 , wherein further comprising a single driving component configured to drive the first arm section and the second arm section to move toward or away from each other along a length direction of the connection component.
16 . The C-arm-based device of claim 1 , wherein there is a seam between the first guiding section and the second guiding section, a distance between the seam and a center line of the base is larger than a distance threshold.
17 . The C-arm-based device of claim 16 , wherein the C-arm-based device further includes an anti-collision block detachably disposed on the first guiding section and the second guiding section, and the anti-collision block is located above the seam.
18 . The C-arm-based device of claim 1 , wherein
the first guiding section includes a first guiding unit and a second guiding unit parallel to each other,
the second guiding section includes a third guiding unit and a fourth guiding unit parallel to each other,
the first guiding unit is collinear to the third guiding unit, and
the second guiding unit is collinear to the fourth guiding unit.
19 . A medical device, comprising:
a base;
a C-arm-based device including:
a C-arm component including a first arm section and a second arm section;
a connection component including a first guiding section and a second guiding section separately disposed on the base, wherein
the first arm section is movably connected to the first guiding section;
the second arm section is movably connected to the second guiding section;
the first guiding section and the second guiding section are separately and detachably disposed on the base,
the first guiding section and the second guiding section are collinear to each other, and
the first guiding section and the second guiding section abut against each other; and
a robot body rotatably connected to the base and configured to drive the C-arm-based device to move in space.
20 . A C-arm-based device, comprising a C-arm component including:
a first arm section and a second arm section;
a connection component connected between the first arm section and the second arm section; and
a single driving component configured to drive the first arm section and the second arm section to move toward or away from each other along a length direction of the connection component and including:
a drive acquisition mechanism configured to acquire drive;
a first drive conversion mechanism connected to the first arm section;
a second drive conversion mechanism connected to the second arm section; and
a drive transmission mechanism connected with the first drive conversion mechanism and the second drive conversion mechanism, wherein the drive transmission mechanism is configured to transmit the drive of the drive acquisition mechanism to the first drive conversion mechanism and the second drive conversion mechanism to guide the first drive conversion mechanism and the second drive conversion mechanism to move to drive the first arm section and the second arm section to move toward or away from each other.