CN217311537U - Supporting device and interventional medical system - Google Patents

Abstract

The embodiment of the specification provides a supporting device and an interventional medical system, wherein the supporting device comprises: a track; the bottom plate is rotatably connected with one end of the track; the bottom plate is provided with an adjusting part, and the adjusting part is provided with a plurality of connecting positions along a preset direction; the length direction of the track and the preset direction are positioned in the same plane; one end of the adjusting rod is rotatably connected with the track, and the other end of the adjusting rod is fixed at one connecting position of the adjusting part; the moving assembly is arranged on the track and comprises a first moving bracket, and the first moving bracket can move on the track; the first movable support comprises a support body and a clamping part, the clamping part is arranged on the first support body, and the clamping part is used for clamping a part of the interventional medical instrument.

Description

Supporting device and interventional medical system

Technical Field

The specification relates to the technical field of medical instruments, in particular to a supporting device and an interventional medical system.

Background

The interventional medical system is a medical system which is inserted into a natural pore canal or a minimally invasive channel of a patient by using a guide wire and a catheter, and delivers an executive component (such as a blood vessel stent, a heart valve, a heart defect occluder, a blood vessel plug, a blood vessel filter and the like) or a medicament of a specific interventional medical device to a focus position of the patient for minimally invasive treatment. During use of the interventional medical system, a physician may need to hold the interventional medical instrument in hand, which may make it difficult to ensure stable operation of the interventional medical instrument.

Therefore, there is a need for a support device for stably supporting an interventional medical instrument. How to ensure that the supporting device can better support the interventional medical apparatus and is convenient for the operation of doctors is a technical problem to be solved urgently in the field.

SUMMERY OF THE UTILITY MODEL

One of the embodiments of the present specification provides a supporting device for supporting an interventional medical instrument, the supporting device comprising: a track; the bottom plate is rotatably connected with one end of the track; the bottom plate is provided with an adjusting part, and a plurality of connecting positions are arranged on the adjusting part along a preset direction; one end of the adjusting rod is rotatably connected with the track, and the other end of the adjusting rod is fixed at one of the connecting positions of the adjusting part; a moving assembly including a first moving carriage movable on the track; the first movable support comprises a first support body and a clamping part, the clamping part is arranged on the first support body, and the clamping part is used for clamping a part of the interventional medical instrument.

In some embodiments, a plurality of adjusting holes are arranged on the adjusting portion, the adjusting holes are arranged along the preset direction, and the positions of the adjusting holes form the connecting positions; the other end of the adjusting rod is detachably connected in the adjusting hole.

In some embodiments, a plurality of mounting holes are formed in the rail, the mounting holes are arranged at intervals along the length direction of the rail, and the rail is rotatably connected with the bottom plate through one of the mounting holes.

In some embodiments, the other end of the rail is provided with a locking member for locking the rail to the base plate.

In some embodiments, a rotating part is installed in the clamping part, the rotating part can rotate relative to the clamping part, the rotating part comprises a first rotating part and a second rotating part, a first groove is formed in the first rotating part, a second groove is formed in the second rotating part, the first groove is parallel to the axis of the second groove, and the open end of the first groove is opposite to the open end of the second groove; the first groove and the second groove are matched to form a fixing cavity for fixing part of the interventional medical instrument.

In some embodiments, the clamping portion comprises a cylindrical receiving cavity, the rotating portion is cylindrical, and the rotating portion is clamped in the receiving cavity; one of the outer wall of the rotating part and the inner wall of the accommodating cavity is provided with a rotating wheel, and the other one of the outer wall of the rotating part and the inner wall of the accommodating cavity is provided with a rotating groove; the rotating shaft of the rotating wheel is parallel to the axial direction of the rotating part; when the rotating part rotates around the axis of the rotating part relative to the clamping part, the rotating wheel rotates and moves along the rotating groove.

In some embodiments, the track comprises a rack; the first movable support comprises a first movable control component arranged on the first support body, the first movable control component comprises a knob, a connecting rod and two movable rods, the knob is arranged at one end of the connecting rod, the two movable rods are arranged at the other end of the connecting rod, the two movable rods are parallel to the axis of the connecting rod, and the two movable rods can be clamped into two adjacent tooth grooves of adjacent racks; the first support body is provided with a through hole, and the connecting rod penetrates into the through hole.

In some embodiments, the support device further comprises a guide plate, the rail being fixed to the guide plate, the guide plate comprising a first side and a second side, both the first side and the second side being parallel to the rail; the first bracket body comprises a first guide structure and a second guide structure; the guide plate is positioned between the first guide structure and the second guide structure, the first guide structure is abutted against the first side edge, and the second guide structure is abutted against the second side edge; the first guide structure is connected with the first support body through a locking screw, and the locking screw relatively locks the first support and the guide plate by adjusting the relative distance between the first guide structure and the first support body.

In some embodiments, the moving assembly further comprises a second moving bracket comprising a first support and a second support spaced apart along the length of the track.

In some embodiments, the movement assembly further comprises a third movement bracket movable on the track; the structure of the third movable bracket is the same as that of the first movable bracket.

One of the embodiments of the present specification provides an interventional medical system, including the supporting device and the interventional medical instrument according to any one of the embodiments of the present specification.

Drawings

The present description will be further explained by way of exemplary embodiments, which will be described in detail by way of the accompanying drawings. These embodiments are not intended to be limiting, and in these embodiments like numerals are used to indicate like structures, wherein:

FIG. 1 is a schematic illustration of a support device according to some embodiments of the present disclosure;

FIG. 2 is a schematic structural view from another perspective of the support device shown in FIG. 1;

FIG. 3 is a schematic view of a first mobile carriage engaged with a track according to some embodiments of the present disclosure;

FIG. 4 is a schematic structural view of a first mobile carriage according to some embodiments of the present description;

FIG. 5 is a schematic view of a rotary part according to some embodiments of the present disclosure;

fig. 6 is an internal structure view of the rotary unit shown in fig. 5;

fig. 7 is a schematic diagram of a second mobile carriage according to some embodiments of the present disclosure.

Description of reference numerals:

100 is a rail, 110 is a mounting hole, 120 is a second locking member, 130 is a first locking member, 140 is a locking member, and 150 is a guide plate;

200 is a moving component, 210 is a first moving bracket, 220 is a second moving bracket, and 230 is a third moving bracket;

211 is a first bracket body, 2111 is a supporting groove, 2112 is a supporting plate, 212 is a clamping part, 2121 is an accommodating cavity;

213 is a rotating part, 2131 is a first rotating part, 21310 is a first groove, 2132 is a second rotating part, 21320 is a second groove, 2133 is a rotating wheel, 21330 is a rotating shaft, 2134 is a dial, 2135 is a convex column, 2136 is an insertion hole;

215 is a first movement control member, 2151 is a knob, 2152 is a connecting rod, 2153 is a moving rod, and 2154 is a damping layer;

216 is a first locking screw, 217 is a compression screw, 2181 is a first guide structure, and 2182 is a second guide structure;

221 is a second holder body, 2211 is a third locking member, 2212 is a first support portion, 2213 is a second support portion, 225 is a second movement control member, 226 is a second locking screw;

235 is a third movement control means;

300 is a bottom plate, 310 is an adjusting part, 311 is an adjusting hole, 312 is an adjusting piece, 320 is a locking part, and 321 is a locking hole;

and 400 is an adjusting rod.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only examples or embodiments of the present description, and that for a person skilled in the art, the present description can also be applied to other similar scenarios on the basis of these drawings without inventive effort.

As used in this specification and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural, unless the context clearly dictates otherwise. In general, the terms "comprising" and "comprises" are intended to be inclusive and mean that there may be additional elements other than the listed elements.

In the clinical use process of the interventional medical instrument, due to individual differences of the positions of natural ducts or minimally invasive channels of different patients (for example, the thickness of thighs of different patients is different due to the fact that the minimally invasive ducts are located on thighs), the bending force of a catheter of the interventional medical instrument is large, the interventional medical instrument needs to be adjusted to an inclination angle, a doctor manually operates to adjust the angle, large errors can be caused, and the moving speed and the propelling amount are difficult to accurately control through manual propelling of the doctor. If the interventional medical device is held by a physician, it may not remain stable for a long period of time.

In some embodiments, the interventional medical device surgical device supported by the support device may include an operating handle, a bend adjusting sheath handle, and/or an introducer sheath handle. The operation handle is used for controlling an execution component (such as a blood vessel support, a heart valve, a heart defect blocking device, a blood vessel plug, a blood vessel filter and the like) of the interventional medical apparatus to perform operation treatment (such as clamping of the heart valve, placement of the heart support and the like) on a focus part of a patient; the bending adjusting sheath handle is used for adjusting the bending angle of the catheter (such as the bending angle of the insertion end of the catheter) so as to adjust the position and the angle of an actuating component connected with the insertion end of the catheter; the guide sheath handle builds a channel for a guide wire or a catheter so as to facilitate the interventional medical appliance to be sent into the focus of the human body. The support device can be used for supporting one or more of the operating handle, the bending adjusting sheath handle and the guiding sheath handle.

Some embodiments of the present description provide a support device and an interventional medical system. The bottom plate of the supporting device is rotatably connected with one end of the track; the bottom plate is provided with an adjusting part, and the adjusting part is provided with a plurality of connecting positions along a preset direction; one end of the adjusting rod is rotatably connected with the track, and the other end of the adjusting rod is fixed at one of the connecting positions of the adjusting part. The rail is provided with a moving assembly, and the moving assembly comprises a first moving bracket capable of moving on the rail. By moving the first movable support on the rail, the position of a part of the interventional medical instrument (such as a bending sheath handle, an introducer sheath handle and/or a control handle) supported by the first movable support can be adjusted, and the propelling or withdrawing operation of the interventional medical instrument is completed. A part of the interventional medical device is clamped on the clamping part of the first movable support, so that the device can be kept stable. The other end of the adjusting rod is positioned at different adjusting positions, so that the inclination angle of the track can be adjusted according to actual requirements, the interventional medical instrument is ensured to be positioned at the optimal operating angle, and the operation of a doctor is facilitated.

FIG. 1 is a schematic illustration of a support device according to some embodiments of the present disclosure; fig. 2 is a schematic structural view of the support device shown in fig. 1 from another perspective. As shown in fig. 1 and 2, some embodiments of the present disclosure provide a support device for supporting an interventional medical instrument. The supporting means may include a rail 100, a moving assembly 200, a base plate 300, and an adjusting lever 400. The base plate 300 is rotatably connected with one end of the rail 100; the base plate 300 is provided with an adjusting portion 310, and the adjusting portion 310 is provided with a plurality of connecting positions along a predetermined direction (e.g., a direction a in fig. 2). One end of the adjustment lever 400 is rotatably coupled to the rail 100, and the other end thereof is fixed at one of the coupling positions of the adjustment part 310. The moving assembly 200 is disposed on the rail 100, and the moving assembly 200 includes a first moving bracket 210, and the first moving bracket 210 can move on the rail 100. The first movable bracket 210 comprises a bracket body 211 and a clamping part 212, wherein the clamping part 212 is arranged on the first bracket body 211, and the clamping part 212 is used for clamping a part of the interventional medical instrument. It should be noted that the interventional medical device mentioned in the present specification is only provided for the purpose of making the description of the support device clearer and is not an integral part of the support device.

In some embodiments, the predetermined direction (e.g., a direction in fig. 2) may refer to a length direction of the base plate 300, and the predetermined direction may be in the same plane as the length direction of the rail 100. The plurality of connection positions may be arranged in a preset direction. The preset direction, the length direction of the adjustment lever 400, and the length direction of the rail 100 may all be located in the same plane. The adjustment rod 400 is rotatably connected to the rail 100 at one end and to one of the connection positions at the other end, and may form a triangular support structure in the plane. The other end of the adjusting lever 400 is connected to another connecting position, so that the inclination angle of the rail 100 can be changed.

The movement of the first moving bracket 210 on the rail 100 may be achieved in various ways. For example only, the first moving bracket 210 and the rail 100 may cooperate with each other through a sliding slot and a sliding block to realize the movement of the first moving bracket 210 on the rail 100. For example, the rail 100 may include a sliding groove, and the first bracket body 211 may be provided with a sliding block capable of sliding in the sliding groove. Alternatively, the first movable bracket 210 and the rail 100 may realize that the first movable bracket 210 moves on the rail 100 through the cooperation of a gear and a rack and a moving rod. For example, the track 100 may include a rack, and the first moving frame 210 may be provided with a gear capable of cooperating with the rack, and the gear may be rotatably provided on the first moving frame 210. Another way of cooperating the first moving bracket 210 with the rail 100 to realize the movement of the first moving bracket 210 is shown in the related description of fig. 3.

The adjustment lever 400 is connected to one of a plurality of connection positions, and can adjust the inclination angle of the rail 100 according to actual requirements, thereby supporting the interventional medical device at a target angle. The first moving bracket 210 can move on the rail 100, and can drive the interventional medical device to move, so as to complete the pushing or withdrawing operation of the interventional medical device.

In some embodiments, as shown in fig. 1 and 2, the adjusting portion 310 is provided with a plurality of adjusting holes 311, the plurality of adjusting holes 311 are arranged along a preset direction (a direction in fig. 2), and positions of the plurality of adjusting holes 311 form a plurality of connecting positions. The other end of the adjustment lever 400 is detachably coupled in the adjustment hole 311. In some embodiments, the other end of the adjustment lever 400 may be provided with an insertion hole, and the other end of the adjustment lever 400 may be fixed with the adjustment hole 311 by inserting the adjustment member 312 into the insertion hole and one of the adjustment holes 311. In some embodiments, the adjustment member 312 may include a bayonet, a latch, a screw, or the like. In some embodiments, the adjustment holes 311 may be threaded holes, and the adjustment members 312 may be quick release screws.

In some embodiments, the rail 100 is provided with a plurality of mounting holes 110, the plurality of mounting holes 110 are arranged at intervals along the length direction of the rail 100, and one end of the rail 100 is rotatably connected with the base plate 300 through one of the mounting holes 110. If the length of the adjustment lever 400 is constant, the connection position of the base plate 300 and the rail 100 may be changed in order to further change the inclination angle of the rail 100. In some embodiments, adjusting the connection position of the base plate 300 and the rail 100 along the length direction of the rail 100 can adjust the inclination angle of the rail 100 in a wider range.

In some embodiments, the support device further comprises a first locking member 130, and the first locking member 130 may be used to lock one end of the adjustment lever 400 with the rail 100. In some embodiments, the first locking member 130 may include screws or the like. The first locking member 130 is loosened, the adjusting lever 400 can be rotated with respect to the rail 100, the coupling position of the other end of the adjusting lever 400 can be adjusted, and after the angle adjustment of the rail 100 is completed, the first locking member 130 can be tightened, so that the rail 100 and the adjusting lever 400 are difficult to rotate with respect to each other.

In some embodiments, the support device may further include a second locking member 120, and the second locking member 120 is inserted into one of the mounting holes 110 for locking one end of the rail 100 with respect to the base plate 300. In some embodiments, the second locking member 120 may comprise screws or the like. In some embodiments, the second locking member 120 is loosened, the rail 100 can rotate relative to the base plate 300, the connection position of the other end of the adjustment lever 400 can be adjusted, and when the angle adjustment of the rail 100 is completed, the second locking member 120 can be tightened, so that the rail 100 and the base plate 300 are difficult to rotate relative to each other.

In some embodiments, the other end of the rail 100 is provided with a locking member 140, and the locking member 140 may be used to lock the rail 100 to the base plate 300. When the other end of the adjusting rod 400 is not fixed to the adjusting hole 311, the rail 100 may be laid flat (i.e., the rail 100 is placed adjacent to the base plate 300), one end of the rail 100 may be connected to the base plate 300 through the mounting hole 110, and the other end of the rail 100 (i.e., the end not connected to the base plate 300) may be fixed to the base plate 300 through the locking member 140, so that the rail 100 may be stably placed adjacent to the base plate 300.

In some embodiments, the other end of the rail 100 (i.e., the end not connected to the base plate 300) is provided with the locking member 140, the tail portion of the base plate 300 (i.e., the end not connected to the rail 100) is provided with the locking portion 320, the locking portion 320 is provided with a plurality of locking holes 321 at intervals along a predetermined direction (i.e., a direction a in fig. 2), and the rail 100 can be locked to the base plate 300 by fixing the locking member 140 to one of the locking holes 321. When one end of the rail 100 is connected to one of the mounting holes 110, the other end of the rail may be correspondingly locked to one of the locking holes 321 by the locking member 140. In some embodiments, the locking member 140 may comprise a screw, and the inner wall of the locking hole 320 may be provided with a thread, and the screw at the tail end of the rail 100 is screwed into one of the locking holes 320 to fix the rail 100 to the base plate 300.

Fig. 3 is a schematic structural view of a first moving bracket shown in some embodiments according to the present disclosure, which is engaged with a rail, fig. 4 is a schematic structural view of a first moving bracket shown in some embodiments according to the present disclosure, fig. 5 is a schematic structural view of a rotating part shown in some embodiments according to the present disclosure, and fig. 6 is a schematic structural view of an inside of the rotating part shown in fig. 5.

In some embodiments, as shown in fig. 3, 5 and 6, the rotating portion 213 is mounted in the clamping portion 212, and the rotating portion 213 can rotate relative to the clamping portion 212. The rotating portion 213 includes a first rotating member 2131 and a second rotating member 2132, the first rotating member 2131 is provided with a first groove 21310, the second rotating member 2132 is provided with a second groove 21320, the first groove 21310 is parallel to the axis of the second groove 21320, and the open end of the first groove 21310 is opposite to the open end of the second groove 21320. The first recess 21310 and the second recess 21320 mate to form a fixation cavity for securing a portion of a medical device. Wherein, the open end of the first groove 21310 may refer to an end opposite to the groove bottom of the first groove 21310, and the open end of the second groove 21320 may refer to an end opposite to the groove bottom of the second groove 21320.

The rotating part 213 includes a first rotating element 2131 and a second rotating element 2132, when the interventional medical device is clamped, the first rotating element 2131 and the second rotating element 2132 can be separated, the handle of the interventional medical device can be placed in the first groove 21310 or the second groove 21320, the first rotating element 2131 and the second rotating element 2132 can be clamped together, and the first rotating element 2131 and the second rotating element 2132 can be clamped and fixed together through the clamping part, so that the interventional medical device can be fixed. When the interventional medical instrument is disassembled, the rotating part 213 is disassembled from the clamping part 212, and the first rotating piece 2131 and the second rotating piece 2132 are separated, so that the handle of the interventional medical instrument can be loosened and taken out, and the interventional medical instrument is convenient to disassemble and assemble. In some embodiments, the first groove 21310 and the second groove 21320 may be sized and shaped according to the shape of the portion to be clamped of the interventional medical device, so that the fixing cavity formed by the involution of the first groove 21310 and the second groove 21320 matches with the portion to be clamped, and the clamping is stable.

The interventional medical device is clamped in a fixed cavity formed by the first groove 21310 and the second groove 21320, and the rotating portion 213 can rotate relative to the clamping portion 212, so that the interventional medical device can be driven to rotate along the axial direction of the interventional medical device. It is understood that the axial direction of the interventional medical instrument is understood to be the axial direction of the catheter of the interventional medical device. In some embodiments, the first mobile carriage 210 may be used to support a bend sheath handle or an introducer sheath handle of an interventional medical device. In some embodiments, the first mobile gantry is for supporting an operating handle of the interventional medical device.

In some embodiments, as shown in fig. 3, 5, and 6, the rotating portion 213 further comprises a scale 2134, the scale 2134 being attached to one end of the rotating portion 213. The dial 2134 is provided with a central through hole communicating with both the first 21310 and the second 21320 grooves for receiving part of an interventional medical instrument. For example, the central through-hole may accommodate a sheath of an interventional medical device. In some embodiments, the dial 2134 disk surface is provided with scale values of 0 ° to 360 ° that can be used to identify the angle of rotation of the interventional medical instrument. In some embodiments, the index value of the dial 2134 may be set as desired, e.g., as shown the index value of the dial 2134 is set to 15 °, 20 °, 50 °, etc.

In some embodiments, as shown in fig. 3, a dial 2134 is located outside of the housing 2121 and attached to one end of the rotating portion 213. Further, as shown in fig. 5, the dial 2134 may include two parts, each of which has a shape of a semi-circular column and is connected to one end of the first rotating member 2131 and one end of the second rotating member 2132, respectively. In some embodiments, two portions of the dial 2134 may be integrally formed with one end of the first rotating member 2131 and the second rotating member 2132, respectively. In some embodiments, the dial 2134 may be used to screw the rotating portion 213, and the edge of the dial 2134 may be provided with an anti-slip bump for facilitating hand-held screwing.

In some embodiments, referring to fig. 4, 5 and 6, the clamping portion 212 and the first bracket body 211 may together form a cylindrical receiving cavity 2121, the rotating portion 213 is cylindrical, and the rotating portion 213 is clamped in the receiving cavity 2121. One of the outer wall of the rotary portion 213 and the inner wall of the housing 2121 is provided with a runner 2133, and the other is provided with a rotary groove (not shown). The rotation shaft 21330 of the rotor 2133 is parallel to the axial direction of the rotating portion 213, and when the rotating portion 213 rotates about its axis relative to the holding portion 212, the rotor 2133 rotates and moves along the rotation groove. In some embodiments, as shown in fig. 4 and 5, the inner wall of the receiving chamber 2121 is provided with a rotation groove, the outer wall of the rotation portion 213 is provided with a rotation wheel 2133, and the rotation wheel 2133 is rotatably fitted into the rotation groove. In other embodiments, the inner wall of the receiving chamber 2121 is provided with a runner, and the outer wall of the rotating portion 213 is provided with a rotating slot.

In some embodiments, the receiving cavity 2121 has an annular rotating groove on an inner wall thereof, and as shown in fig. 5, the rotating portion 213 has a plurality of rotating wheels 2133 on an outer wall thereof, and the rotating wheels 2133 are received in the rotating groove. In some embodiments, the inner wall of the housing 2121 is provided with at least two annular rotation grooves, which may be spaced apart along the axial direction of the cylindrical housing 2121. The number of the runners 2133 can be at least two and the at least two runners 2133 can be spaced apart along the axis of the cylindrical rotating portion 213. In some embodiments, the number of runners 2133 can be at least two, and at least two runners 2133 can be spaced circumferentially along cylindrical rotating portion 213.

In some embodiments, as shown in fig. 6, the outer wall of the rotating portion 213 is provided with a mounting hole, the rotor 2133 is mounted on the outer wall of the rotating portion 213 via a rotating shaft 21330, the rotating shaft 21330 is axially parallel to the rotating portion 213, and the rotor 2133 is partially located outside the mounting hole and is received in a rotating slot on the inner wall of the receiving cavity 2121. In some embodiments, at least two runners 2133 spaced along the axis of the cylindrical rotating portion 213 may share a common axis of rotation 21330. The rotation axis 21330 of the roller 2133 is parallel to the axial direction of the rotating part 213, so that the rotation direction of the roller 2133 is consistent with the rotation direction of the rotating part 213, and when the rotating part 213 rotates around its axis, the roller 2133 can be driven to rotate around its rotation axis 21330.

The holding cavity 2121 and the rotating part 213 of the clamping part 212 are both cylindrical, and the rotating part 213 is enclosed in the holding cavity 2121 and is not easy to fall off; through the cooperation of a plurality of runners 2133 and annular rotating groove between the outer wall of the rotating portion 213 and the inner wall of the accommodating cavity 2121, the inner wall of the accommodating cavity 2121 of the clamping portion 212 and the outer wall of the rotating portion 213 can be better attached to ensure the clamping effect while the rotating portion 213 rotates more smoothly.

In some embodiments, as shown in fig. 3 and 4, the first bracket body 211 may include a support groove 2111 and a support plate 2112 disposed above an opening of the support groove 2111. The clamping portion 212 is movably provided on the support plate 2112, and the clamping portion 212 can move toward a direction close to or away from the support groove 2111. When the holding portion 212 moves closer to the support groove 2111, the rotating portion 213 can be clamped to fix the interventional medical device; when the clamping portion 212 is moved away from the support slot 2111, the rotating portion 213 can be released to facilitate removal of the interventional medical device.

In some embodiments, the opposing faces of the support slot 2111 and the clip portion 212 may be provided with semi-circular grooves that mate to form a cylindrical receiving cavity 2121 when the opposing faces of the clip portion 2121 and the support slot 2111 engage as the clip portion 212 is moved toward the support slot 2111.

In some embodiments, the supporting device further comprises a compression screw 217, the supporting plate 2112 may be provided with a threaded hole, the bottom end of the compression screw 217 may be rotatably connected with the clamping portion 212, the external thread of the compression screw 217 is matched with the threaded hole on the supporting plate 2112, and the clamping portion 212 may be vertically moved close to or away from the supporting groove 2111 by screwing the compression screw 217. The rotational connection of the compression screw 217 to the clamp portion 212 is understood to mean that the compression screw 217 can rotate relative to the clamp portion 2122 along the axis of the compression screw 217, but the clamp portion 212 does not disengage from one end of the compression screw 217, and when the compression screw 217 is rotated in the threaded hole, the compression screw 217 moves up and down relative to the support plate 2112 to move the clamp portion 212. In some embodiments, the top of the grip portion 2122 may be provided with a T-shaped groove. The T-shaped groove can comprise a first groove body and a second groove body, the second groove body is arranged at the top of the first groove body, and the width of the second groove body is smaller than that of the first groove body. The bottom of the compression screw 217 can be provided with a clamping block, the clamping block is accommodated in the first groove body, and the clamping block can be limited by the side edge of the second groove body, so that the clamping block cannot be separated from the T-shaped groove through the second groove body. With this arrangement, the compression screw 217 can rotate relative to the clamp portion 2122, but does not disengage from the clamp portion 2122, and the compression screw 217 can push the clamp portion 2122 to move.

In other embodiments, the first moving frame 210 may be rotatably provided with a gear, and the clamping portion 212 may be provided with a rack capable of being engaged with the gear. The gear rotation can drive the rack to move, thereby driving the clamping portion 212 to move towards the direction close to or away from the supporting groove 2111.

In some embodiments, as shown in fig. 5 and 6, the first rotating member 2131 and the second rotating member 2132 are each semi-circular cylindrical, and the inner annular surface of the first rotating member 2131 forms a first groove 21310 and the inner annular surface of the second rotating member 2132 forms a second groove 21320. The semi-circular cylindrical shape may mean that the cross section of the first and second rotating members 2131 and 2132 is semi-circular.

In some embodiments, as shown in fig. 6, the involutive surfaces of the first rotating element 2131 and the second rotating element 2132 may be provided with a protruding pillar 2135 and an insertion hole 2136, and the first rotating element 2131 and the second rotating element 2132 may be inserted into the insertion hole 2136 through the protruding pillar 2135 to be firmly engaged with each other.

In some embodiments, referring to fig. 3 and 4, the track 100 includes a rack. The first moving bracket 210 includes a first movement control member 215 provided on the first bracket body 211. The first movement control member 215 comprises a knob 2151, a connecting rod 2152 and two moving rods 2153, the knob 2151 is arranged at one end of the connecting rod 2152, the two moving rods 2153 are arranged at the other end of the connecting rod 2152, the two moving rods 2153 are parallel to the axis of the connecting rod 2152, and the two moving rods 2153 can be clamped into two adjacent tooth sockets of adjacent racks; be equipped with the through-hole on the first support body 211, connecting rod 2152 can penetrate in the through-hole.

The rack included in the track 100 may be understood as a strip structure having a plurality of teeth, which are arranged along the length direction of the rack, and a tooth socket is formed between two adjacent teeth. Screwing the knob 2151 can drive the connecting rod 2152 to rotate, so that the two moving rods 2153 are driven to turn over, the two moving rods 2153 are alternately clamped into tooth grooves of the rack, the clamped tooth grooves are continuously changed along with the rotation of the knob 2151, the two moving rods 2153 are driven to move on the rack, and the first moving support 210 is driven to move. When it is no longer necessary to move the first moving bracket 210, the two moving rods 2153 may be allowed to be caught in the two tooth grooves, respectively, to prevent the first moving bracket 210 from moving on the rack.

In some embodiments, a damping layer 2154 is disposed between the connecting rod 2152 and the through hole, which can increase the friction between the connecting rod 2152 and the through hole, so that the connecting rod 2152 is not easily loosened, and the moving rod 2153 is stably clamped into the tooth grooves of the rack. In some embodiments, the damping layer 2154 may be rubber, latex, soft plastic, or the like.

In some embodiments, referring to fig. 1-4, the support device further comprises a guide plate 150, the rail 100 being secured to the guide plate 150, the guide plate 150 comprising a first side and a second side, both the first side and the second side being parallel to the rail 100. The first bracket body 211 includes a first guide structure 2181 and a second guide structure 2182 detachably connected with the first guide structure 2181. The guide plate 150 is disposed between the first guide structure 2181 and the second guide mechanism 2182, the first guide structure 2181 abuts against the first side edge, and the second guide structure 2182 abuts against the second side edge.

In some embodiments, referring to fig. 3 and 4, the first side edge and the second side edge each have a convex arc shape. The first guiding structure 2181 has a first arc surface, and the first arc surface is matched with the first side edge; the second guiding structure 2182 has a second arc surface, and the second arc surface is matched with the second side edge.

The bottom of the first bracket body 211 is slidably engaged with the first side and the second side of the guide plate 150 through the first guide structure 2181 and the second guide structure 2182, so that the first movement control member 215 and the rail 100 can be always kept engaged and not easily derailed, and the first movement bracket 210 can always move along the length direction of the rail 100 without deviation.

In some embodiments, referring to fig. 3 and 4, the first guide structure 2181 is connected with the first bracket body 211 by a locking screw 216, and the locking screw 216 locks the first bracket relative to the guide plate 150 by adjusting the relative distance between the first guide structure 2181 and the first bracket body 211.

In some embodiments, the first locking screw 216 and the first movement control member 215 are located at two sides of the rail 100, a threaded hole into which the first locking screw 216 can be inserted is formed on the first bracket body 211, a through hole is formed on the first guide structure 2181, and the first locking screw 216 can be screwed into the threaded hole of the first bracket body 211 after passing through the through hole of the first guide structure 2181.

The first guide structure 2181 is connected with the first bracket body 211 through the first locking screw 216, and after the first movable bracket 210 moves to the target position, the first locking screw 216 is screwed to enable the first guide structure 2181 and the second guide structure 2182 to clamp the guide plate 150, so that the first movable bracket 210 and the guide plate 150 can be fixed, and the positioning and locking function is realized. Meanwhile, the first bracket body 211 and the guide plate 150 can be quickly disassembled and assembled by the first locking screw 216.

In some embodiments, as shown in fig. 1 and 2, the moving assembly 200 may further include a third moving carriage 230, the third moving carriage 230 being capable of moving on the rail 100. The third moving bracket 230 has the same or similar structure as the first moving bracket 210. The third moving bracket 230 may also move on the rail 100 by a third movement control member 235, and the third movement control member 235 has the same or similar structure as the first movement control member 215. In some embodiments, the third moving support 230 and the first moving support 210 may be disposed on the rail 100 at intervals, and different portions of the interventional medical device may be fixed respectively, so as to make the interventional medical device more stably supported. In some embodiments, one of the first and third mobile brackets 210, 230 may be used to support an introducer sheath handle while the other may be used to support a bend adjusting sheath handle. In some embodiments, the third moving bracket 230 may be used to support an operating handle.

Fig. 7 is a schematic diagram of a second mobile carriage according to some embodiments of the present disclosure. In some embodiments, as shown in fig. 7, the moving assembly 200 further includes a second moving bracket 220, the second moving bracket 220 includes a second bracket body 221, the second bracket body 221 is provided with a first supporting portion 2212 and a second supporting portion 2213, and the first supporting portion 2212 and the second supporting portion 2213 are arranged at intervals along the length direction of the rail 100.

In some embodiments, the operation handle of the interventional medical device surgery apparatus may be long, the operation handle may be supported by the first support portion 2212 and the second support portion 2213, and the operation handle may be supported in sections by the first support portion 2212 and the second support portion 2213 which are arranged at an interval, so that the operation handle may be supported more stably, and the operation of a doctor is facilitated.

In some embodiments, a third locking member 2211 may be disposed on the first support 2212 and/or the second support 2213, and the third locking member 2211 may be used to lock the interventional medical device. In some embodiments, a third locking member 2211 may be inserted into the first support portion 2212 and/or the second support portion 2213, including but not limited to screws, latches, etc., with the axial direction of the third locking member 2211 being perpendicular to the axis of the interventional medical device. In some embodiments, the third locking member 2211 may be a third locking screw. After the operating handle is supported on the first support portion 2212 and the second support portion 2213, the operating handle can be fastened by screwing the third locking screw.

In some embodiments, referring to fig. 1, 2 and 7, the second moving control member 225 may be provided at the bottom of the second supporter body 221, and the second moving control member 225 may be identical in structure to the first moving control member 215 of the first moving supporter 210, and the second moving supporter 220 moves on the rail 100 by the second moving control member 225.

In some embodiments, the bottom of the second carriage body 221 may also be provided with the same guide structure as the first and second guide structures 2181 and 2182 to allow the second moving carriage 220 to move smoothly on the rail 100.

In some embodiments, the guide structure of the second movable bracket 220 and the second bracket body 221 may also be connected by a second locking screw 226, and after the second movable bracket 220 moves to the target position, the second locking screw 226 is screwed to make the guide structure tightly press against the guide plate 150, so as to fix the second movable bracket 220 and the guide plate 150 and prevent the second movable bracket 220 from moving further.

One of the embodiments of the present specification further provides an interventional medical system, including the supporting device and an interventional medical device described in any one of the embodiments of the present specification, wherein the interventional medical device is supported and fixed on the supporting device, and is fixed at one of the connection positions through an adjusting rod, so that a track can be adjusted to a target angle; the interventional medical device may be advanced by moving the moving assembly on the track. Further, the angle of the interventional medical instrument can be more accurately adjusted by rotating the rotating part.

In some embodiments, the surgical device of the interventional medical instrument may include three handles. Such as an operating handle, a bend adjusting sheath handle, and an introducer sheath handle. In some embodiments, three handles of the interventional medical device may be supported by the first mobile carriage 210, the second mobile carriage 220 and the third mobile carriage 230, respectively. In some embodiments, one of the first and third mobile brackets 210, 230 may be used to support a bending sheath handle while the other is used to support an introducer sheath handle. The second moving bracket 220 may be used to support an operating handle.

In some embodiments, the guide sheath handle may be fixed to the rotating portion 213 of the first moving bracket 210, the bending sheath handle is fixed to the rotating portion of the third moving bracket 230, and the operation handle is fixed to the supporting portion of the second moving bracket 220. During the interventional operation, the rail 100 can be maintained at the target angle by adjusting the coupling position of the adjustment lever 400 to the adjustment part 310 and coupling the other end of the adjustment lever 400 to a certain coupling position. When the target angle needs to be changed, the other end of the adjustment lever can be connected to another connection position. The position of the introducer sheath handle can be adjusted by moving the first mobile carriage 210 on the track 100. The position of the bending sheath handle can be adjusted by moving the third moving bracket 230 on the rail 100. The position of the operating handle can be adjusted by moving the second moving bracket 220 on the rail 100. The angle of the catheter of the interventional medical device (e.g., the bending angle of the insertion end of the catheter) can be adjusted by rotating the rotating portions of the first movable bracket 210 and the third movable bracket 230, so as to adjust the position and angle of the actuating member connected to the insertion end of the catheter. The operating handle is used for controlling executing components (such as a blood vessel support, a heart valve, a heart defect plugging device, a blood vessel plug, a blood vessel filter and the like) of the interventional medical device to perform operation treatment (such as clamping of the heart valve, placement of the heart support and the like) on the focus of the patient.

The beneficial effects that may be brought by the embodiments of the present description include, but are not limited to: (1) an adjusting rod is arranged between the track and the bottom plate, one end of the adjusting rod is rotatably connected with the track, the other end of the adjusting rod is fixed at one connecting position of the adjusting part of the bottom plate, and the other end of the adjusting rod is fixed at different connecting positions, so that the inclination angle of the track can be adjusted, the interventional medical instrument is ensured to be at the optimal operating angle, and the operation of a doctor is facilitated; (2) the clamping part is provided with a rotating part, the rotating part can rotate relative to the clamping part, and the interventional medical instrument can be fixed on the rotating part, so that the interventional medical instrument can be stably fixed, and the rotating part can drive the interventional medical instrument to adjust the angle; (3) the rotating part comprises a first rotating part provided with a first groove and a second rotating part provided with a second groove, the clamping part is driven by the compression screw to move, and the first rotating part and the second rotating part can be clamped or separated, so that the fixation or the detachment of the interventional medical instrument is realized, the clamping is stable, and the operation is convenient; (4) the accommodating cavity and the rotating part of the clamping part are cylindrical, and the rotating part is enclosed in the accommodating cavity and is not easy to fall off; the outer wall of the rotating part is matched with the inner wall of the accommodating cavity through a plurality of rotating wheels and an annular rotating groove, so that the rotating part can rotate more smoothly, and meanwhile, the inner wall of the accommodating cavity of the clamping part can be better attached to the outer wall of the rotating part, so that the clamping effect is ensured; (5) the first movable support, the second movable support and the third movable support are in sliding fit with the track through the movement control component, the rack is arranged on the track, and the moving rod of the movement control component is meshed with the rack, so that the front and back movement amount of the interventional medical instrument can be accurately controlled; (6) the bottom of the first support body is in sliding fit with the first side edge and the second side edge of the guide plate through the first guide structure and the second guide structure, and can play a role in guiding the first movable support in the moving process; first guide structure passes through locking screw with first support body and is connected, can fix a position first support and deflector locking to can the first removal support of quick assembly disassembly. It is to be noted that different embodiments may produce different advantages, and in different embodiments, any one or combination of the above advantages may be produced, or any other advantages may be obtained.

Having thus described the basic concept, it will be apparent to those skilled in the art that the foregoing detailed disclosure is to be regarded as illustrative only and not as limiting the present specification. Various modifications, improvements and adaptations to the present description may occur to those skilled in the art, although not explicitly described herein. Such modifications, improvements and adaptations are proposed in the present specification and thus fall within the spirit and scope of the exemplary embodiments of the present specification.

It should be understood that the embodiments described herein are merely illustrative of the principles of embodiments of this disclosure. Other variations are also possible within the scope of the present description. Thus, by way of example, and not limitation, alternative configurations of the embodiments of the specification can be considered consistent with the teachings of the specification. Accordingly, the embodiments of the present description are not limited to only those embodiments explicitly described and depicted herein.

Claims (11)

1. A support device for supporting an interventional medical instrument, the support device comprising:

a track;

the bottom plate is rotatably connected with one end of the track; the bottom plate is provided with an adjusting part, and a plurality of connecting positions are arranged on the adjusting part along a preset direction;

one end of the adjusting rod is rotatably connected with the track, and the other end of the adjusting rod is fixed at one of the connecting positions of the adjusting part;

a moving assembly including a first moving carriage movable on the track; the first movable support comprises a first support body and a clamping part, the clamping part is arranged on the first support body, and the clamping part is used for clamping a part of the interventional medical instrument.

2. The supporting device as claimed in claim 1, wherein the adjusting portion is provided with a plurality of adjusting holes, the adjusting holes are arranged along the predetermined direction, and the positions of the adjusting holes form the connecting positions;

the other end of the adjusting rod is detachably connected in the adjusting hole.

3. The support device of claim 1, wherein the track has a plurality of mounting holes spaced along a length of the track, the track being pivotally connected to the base plate via one of the mounting holes.

4. Support means according to claim 3 wherein the other end of the rail is provided with a locking member for locking the rail to the base plate.

5. The supporting device according to claim 1, wherein a rotating part is mounted in the clamping part, the rotating part can rotate relative to the clamping part, the rotating part comprises a first rotating part and a second rotating part, a first groove is formed in the first rotating part, a second groove is formed in the second rotating part, the first groove is parallel to the axis of the second groove, and the open end of the first groove is opposite to the open end of the second groove; the first groove and the second groove are matched to form a fixing cavity for fixing part of the interventional medical instrument.

6. The support device of claim 5, wherein the clamping portion includes a cylindrical receiving cavity, the rotating portion being cylindrical and clamped in the receiving cavity;

one of the outer wall of the rotating part and the inner wall of the accommodating cavity is provided with a rotating wheel, and the other one of the outer wall of the rotating part and the inner wall of the accommodating cavity is provided with a rotating groove; the rotating shaft of the rotating wheel is parallel to the axial direction of the rotating part;

when the rotating part rotates around the axis of the rotating part relative to the clamping part, the rotating wheel rotates and moves along the rotating groove.

7. The support device of claim 1, wherein the track comprises a rack; the first movable support comprises a first movement control component arranged on the first support body;

the first movement control component comprises a knob, a connecting rod and two moving rods, the knob is arranged at one end of the connecting rod, the two moving rods are arranged at the other end of the connecting rod, the two moving rods are parallel to the axis of the connecting rod, and the two moving rods can be clamped into two adjacent tooth grooves of adjacent racks; the first support body is provided with a through hole, and the connecting rod penetrates into the through hole.

8. The support device of claim 1, further comprising a guide plate to which the track is secured, the guide plate including a first side and a second side, both the first side and the second side being parallel to the track;

the first bracket body comprises a first guide structure and a second guide structure;

the guide plate is positioned between the first guide structure and the second guide structure, the first guide structure abuts against the first side edge, and the second guide structure abuts against the second side edge;

the first guide structure is connected with the first support body through a locking screw, and the locking screw relatively locks the first support and the guide plate by adjusting the relative distance between the first guide structure and the first support body.

9. The support device of claim 1, wherein the movement assembly further comprises a second movement bracket including a first support portion and a second support portion, the first and second support portions being spaced apart along a length of the track.

10. The support device of claim 1, wherein the movement assembly further comprises a third movement bracket movable on the track;

the structure of the third movable bracket is the same as that of the first movable bracket.

11. An interventional medical system comprising the support device of any one of claims 1-10 and an interventional medical instrument.

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