CN-224220158-U - Medical imaging equipment

CN224220158UCN 224220158 UCN224220158 UCN 224220158UCN-224220158-U

Abstract

The application discloses medical imaging equipment, which comprises a top rail and a bearing structure, wherein the top rail comprises a mounting seat and two first movable pieces mounted on the mounting seat, and the two first movable pieces are arranged side by side along a first direction and extend along a second direction. The frame is arranged between the two first movable pieces in the first direction in the bearing structure, the second movable piece is arranged on the frame, and the roller assembly is arranged on the second movable piece and is used for being matched with the first movable piece in a rolling way. According to the embodiment of the application, the span of the head rail can be adjusted by independently driving the first movable piece to reciprocate along the first direction, and the width of the bearing structure can be adjusted by independently driving the second movable piece to reciprocate along the first direction, or both are driven simultaneously, so that the active adjustment of the contact state of the roller assembly and the first movable piece of the head rail is realized, and the bearing structure is allowed to be assembled at any position between the two first movable pieces of the head rail without reserving a space at the end part of the head rail.

Inventors

WANG XICHENG
CUI MINGZHI
HU CHENGWEN

Assignees

北京万东医疗科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250325

Claims (10)

1. A medical imaging apparatus, comprising: The antenna rail comprises a mounting seat, two first movable pieces arranged on the mounting seat and arranged side by side along a first direction, wherein the first movable pieces extend along a second direction, and The bearing structure comprises a frame, a second movable piece and a roller assembly, wherein the frame is arranged between the two first movable pieces in the first direction, the second movable piece is arranged on the frame, and the roller assembly is arranged on the second movable piece and is used for being matched with the first movable piece in a rolling way so as to guide the frame to move along the second direction; At least one of the first movable piece and the second movable piece is arranged to reciprocate along the first direction relative to the frame so as to drive the roller assembly to contact with or separate from the first movable piece, and the second direction is arranged at an included angle with the first direction.
2. The medical imaging device of claim 1, wherein the imaging device is configured to, The first movable piece is movably arranged on the mounting seat, and moves back and forth along the first direction relative to the frame; Wherein the two first movable members are configured to be close to each other in a first direction so that the roller assembly is mounted to the first movable members, and the two first movable members are configured to be far away from each other in the first direction so that the roller assembly is separated from the first movable members.
3. The medical imaging device of claim 1, wherein the imaging device is configured to, The second movable piece is movably arranged on the frame and moves back and forth along the first direction relative to the frame; Wherein the frame comprises two first mounting surfaces which are oppositely arranged along a second direction, the second movable piece is movably mounted on the first mounting surfaces, or The rack comprises two second mounting surfaces which are arranged in a reverse way along a third direction, and the second movable piece is movably mounted on the second mounting surfaces; The first direction, the second direction and the third direction are perpendicular to each other.
4. A medical imaging device according to claim 3, wherein the frame comprises a mating portion and the second movable member comprises a sliding portion that slidingly mates with the mating portion to switch the second movable member in a first direction between a first position in which the roller assembly is mounted to the first movable member and a second position in which the roller assembly is disengaged from the first movable member.
5. The medical imaging apparatus of claim 4, wherein the sliding portion has an adjustment opening extending in the first direction, the carrying structure further comprises a fixing member partially penetrating the adjustment opening and detachably mounted to the frame, wherein the fixing member abuts the second movable member to fix a position of the second movable member relative to the frame; Along the first direction, at least part of the wall surface of the adjusting opening is arranged at intervals with the fixing piece.
6. The medical imaging apparatus of claim 4, further comprising a positioning member, wherein the frame comprises a first positioning portion, wherein the second movable member comprises a second positioning portion, wherein the first positioning portion is aligned with the second positioning portion in the first position of the second movable member, and wherein the positioning member abuts against the second positioning portion and is in spacing engagement with the first positioning portion.
7. The medical imaging device of claim 6, wherein the imaging device is configured to, The first positioning part is arranged on the matching part and is provided with a first positioning hole; The frame further comprises a reinforcing part, the reinforcing part is connected to the matching part corresponding to the first positioning part, the reinforcing part is provided with a second positioning hole, and the positioning piece penetrates through the first positioning hole of the first positioning part and stretches into the second positioning hole of the reinforcing part.
8. The medical imaging apparatus of any one of claims 1-7, wherein the gantry has a side wall surface facing the first movable member and a mounting surface connected to the side wall surface; the medical imaging device comprises a plurality of second movable pieces and a plurality of groups of roller assemblies, wherein the second movable pieces are respectively arranged in the edge area of the mounting surface along the first direction, and the roller assemblies are correspondingly arranged on the second movable pieces one by one.
9. The medical imaging device of any of claims 1-7, wherein the second moveable member comprises: A sliding part for being mounted on the frame; A mounting part connected to one end of the sliding part facing the first movable part, the roller assembly mounted on the mounting part, and The plurality of reinforcing ribs are arranged at intervals along the third direction, one end of each reinforcing rib is connected with the mounting part, the other end of each reinforcing rib is connected with the sliding part, and the first direction, the second direction and the third direction are perpendicular to each other.
10. The medical imaging device according to any one of claims 1-7, wherein, The roller assemblies comprise a plurality of groups of roller wheel groups which are arranged at intervals along the second direction, each roller wheel group comprises two groups of rollers which are arranged at intervals along a third direction, and the two groups of rollers of the same roller wheel group are oppositely arranged along the third direction and are used for abutting against two end surfaces of the first movable piece which are oppositely arranged along the third direction; the first direction, the second direction and the third direction are perpendicular to each other.

Description

Medical imaging equipment Technical Field The application relates to the technical field of medical equipment, in particular to medical imaging equipment. Background The digital subtraction angiography equipment, DSA (Digital Subtraction Angiography) equipment, obtains clear pure blood vessel images through subtraction, enhancement and re-imaging processes by inputting two frames of X-ray images shot before and after contrast agent injection into an image computer in a digital mode. In the related art, DSA devices include a suspended DSA device and a floor-standing DSA device, which can achieve translation in a direction parallel to a catheter bed through mechanical coupling of a load bearing structure and a headrail, as compared to the floor-standing DSA device, thereby providing a more flexible three-dimensional imaging scheme. However, in suspended DSA devices, the load bearing structure is generally translated through the assembly of the roller assemblies and the overhead rail, so that the overall width of the load bearing structure often exceeds the span of the overhead rail, the load bearing structure must be assembled from one end of the overhead rail, and at least one side of the overhead rail needs to reserve a mounting space corresponding to the length of the load bearing structure, so that the effective layout length of the overhead rail is limited, and unnecessary waste of medical space is possibly caused. Disclosure of utility model The embodiment of the application provides medical imaging equipment, which can solve the problem of inconvenient assembly of a suspended digital subtraction angiography device. The embodiment of the application provides medical imaging equipment, which comprises a head rail and a bearing structure, wherein the head rail comprises an installation seat and two first movable pieces installed on the installation seat, the two first movable pieces are arranged side by side along a first direction, the first movable pieces extend along a second direction, the bearing structure comprises a frame, a second movable piece and a roller assembly, the frame is arranged between the two first movable pieces along the first direction, the second movable piece is installed on the frame, the roller assembly is installed on the second movable piece and is used for being matched with the first movable pieces in a rolling mode to guide the frame to move along the second direction, at least one of the first movable pieces and the second movable pieces is arranged to move back and forth along the first direction relative to the frame to drive the roller assembly to contact with or separate from the first movable pieces, and the second direction forms an included angle with the first direction. In some embodiments, the first movable member is movably mounted to the mounting base, and the first movable member moves back and forth along the first direction relative to the frame, wherein the two first movable members are configured to be close to each other along the first direction so that the roller assembly is mounted to the first movable member, and the two first movable members are configured to be far away from each other along the first direction so that the roller assembly is separated from the first movable member. In some embodiments, the second movable member is movably mounted on the frame, and the second movable member moves back and forth along the first direction relative to the frame, wherein the frame includes two first mounting surfaces that are opposite to each other along a second direction, and the second movable member is movably mounted on the first mounting surfaces, or the frame includes two second mounting surfaces that are opposite to each other along a third direction, and the second movable member is movably mounted on the second mounting surfaces, and the first direction, the second direction, and the third direction are perpendicular to each other. In some embodiments, the frame includes a mating portion, and the second movable member includes a sliding portion slidably mated with the mating portion, so that the second movable member is switched in a first direction between a first position in which the roller assembly is mounted to the first movable member and a second position in which the roller assembly is disengaged from the first movable member. In some embodiments, the sliding part is provided with an adjusting opening, the adjusting opening extends along the first direction, the bearing structure further comprises a fixing piece, the fixing piece penetrates through the adjusting opening and is detachably mounted on the rack, the fixing piece is abutted against the second movable piece to fix the position of the second movable piece relative to the rack, and at least part of the wall surface of the adjusting opening is arranged at intervals with the fixing piece along the first direction. In some embodiments, the medical imaging device further comprises