CN216418057U

CN216418057U - Myocardial protection perfusion device for minimally invasive cardiac surgery

Info

Publication number: CN216418057U
Application number: CN202122825042.7U
Authority: CN
Inventors: 张灵珊; 熊宇鑫; 吴曦珂
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-03
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to the technical field of a myocardial protection perfusion apparatus, in particular to a myocardial protection perfusion apparatus for minimally invasive cardiac surgery, which comprises a myocardial protection perfusion apparatus and a limiting device, wherein the surface of the myocardial protection perfusion apparatus is provided with the limiting device, the limiting device comprises a limiting frame, the surface of the limiting frame is fixedly connected with the myocardial protection perfusion apparatus, the surface of the limiting frame is provided with two retaining grooves, the inner wall of each retaining groove is slidably connected with a slide bar, the surface of the slide bar is fixedly connected with a contact plate, the surface of the slide bar is in threaded connection with a rotary cylinder, the surface of the rotary cylinder is rotatably connected with a limiting plate, the inner part of the limiting plate is slidably inserted with an insert rod, the surface of the insert rod is fixedly connected with a balance plate, the utility model solves the problem that more liquid is easily accumulated in the redundant hose content of the myocardial protection perfusion apparatus in the prior art, thereby pulling the wound of the patient and further injuring the patient.

Description

Myocardial protection perfusion device for minimally invasive cardiac surgery

Technical Field

The utility model relates to a myocardium protection perfusion apparatus technical field especially relates to a myocardium protection perfusion device of minimal access cardiac surgery operation.

Background

The myocardial protection perfusion apparatus is a commonly used myocardial protection perfusion apparatus, the myocardial protection perfusion apparatus is often used for minimally invasive cardiac surgery, the myocardial protection perfusion apparatus is composed of a hose and a port, and along with the development of the society, the variety of the myocardial protection perfusion apparatus is more and more.

When the myocardial protection perfusion apparatus is used, liquid needs to be injected into the hose on the myocardial protection perfusion apparatus, when a long hose is not needed, more liquid accumulates at the unfolded redundant hose, and the liquid has certain gravity, so that the hose can easily slide downwards, further the wound of a patient is pulled, and the patient is injured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that more liquid is easy to accumulate in the redundant hose of the myocardial protection perfusion apparatus in the prior art, thereby pulling the wound of a patient and further leading the patient to be injured, and providing the myocardial protection perfusion apparatus for the minimally invasive cardiac surgery.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a myocardial protection perfusion device for minimally invasive cardiac surgery, which comprises a myocardial protection perfusion device and a limiting device, the surface of the myocardial protection perfusion apparatus is provided with a limiting device which comprises a limiting frame, the surface of the limiting frame is fixedly connected with the myocardial protection perfusion unit, the surface of the limiting frame is provided with two retaining grooves, the inner wall of the retaining groove is connected with a sliding rod in a sliding way, the surface of the sliding rod is fixedly connected with a contact plate, the surface of the slide bar is connected with a rotary cylinder in a threaded manner, the surface of the rotary cylinder is rotationally connected with a limit plate, an insert rod is inserted in the limiting plate in a sliding manner, a balance plate is fixedly connected to the surface of the insert rod, the one end fixedly connected with connecting plate that the inserted bar kept away from the balance plate, the surface cover of inserted bar has the spring, the both ends of spring respectively with connecting plate and limiting plate fixed connection. The hose is extruded through the balance plate and the limiting plate, and the effect of limiting the movement of the hose is achieved.

Preferably, the surface of the two sliding rods is in threaded connection with nuts, and the nuts are located on the surface of the limiting frame. The nut moves by means of the threads, and the surface of the nut extrudes the limiting frame, so that the effect of fixing the sliding rod is achieved.

Preferably, the internal thread of the limiting frame is connected with two stop levers, and the surface of each stop lever is fixedly connected with a mounting plate. The stop lever is rotated, the stop lever moves by means of the threads, the surface of the stop lever shields the slide bar, and the effect of limiting the slide out of the inner wall of the retaining groove is achieved.

Preferably, the surface of the rotating cylinder is fixedly connected with a moving cylinder, the inner wall of the moving cylinder is movably connected with a sliding rod, and two mounting rods are inserted into the moving cylinder. The installation pole drives the movable cylinder to rotate when rotating, the movable cylinder drives the rotary cylinder to rotate, and the rotary cylinder moves by means of the threads, so that the effect of driving the rotary cylinder to move is achieved.

Preferably, the surface of the myocardial protection perfusion unit is provided with a supporting device, the supporting device comprises two auxiliary plates, the surfaces of the two auxiliary plates are fixedly connected with the myocardial protection perfusion unit, a round rod is inserted in the auxiliary plates in a sliding manner, the surface of the round rod is fixedly connected with a bending plate, and the surface of the bending plate is rotatably connected with two rotating plates. The curved plate and the round rod can be used for supporting the myocardial preservation perfusion apparatus, and the effect of supporting the port of the myocardial preservation perfusion apparatus is achieved.

Preferably, two blocking frames are fixedly connected to the surfaces of the two auxiliary plates, and the blocking frames are L-shaped. The blocking frame can be used for clamping the rotating frame, and the effect of limiting the movement of the rotating frame is achieved.

Preferably, the insides of the two auxiliary plates are both connected with sliding frames in a sliding manner, the sliding frames are U-shaped, supporting holes are formed in the surfaces of the two bending plates, and the sizes of the supporting holes are matched with those of the sliding frames. The auxiliary plate and the bending plate are clamped through the sliding frame and the supporting hole, and the effect of fixing the auxiliary plate and the bending plate is achieved.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. in the utility model, when the myocardial protection perfusion apparatus is needed to be used, firstly, two slide bars are respectively placed into the inner walls of two retention grooves, then the mounting plate is rotated, the mounting plate is rotated and simultaneously drives the stop lever to rotate, the stop lever is connected with the help of a screw thread, after the stop lever moves for a certain distance, the surface of the stop lever shields the slide bar, at the moment, the slide bar can not slide out of the inner wall of the retention groove, at the moment, the myocardial protection perfusion apparatus can be used, after the myocardial protection perfusion apparatus is elongated to the required length, the mounting rod is rotated and simultaneously drives the movable cylinder to rotate, the movable cylinder is rotated and simultaneously drives the rotary cylinder to rotate, the rotary cylinder is moved with the help of the screw thread, the limiting plate is moved while the rotary cylinder is moved, after the limiting plate is moved to the required position, the mounting rod is stopped to rotate, then the connecting plate slides towards the direction close to the limiting plate, the connecting plate slides while driving the inserting rod to slide, the inserted rod slides and drives the balance plate to slide, after the balance plate slides to a required position, the sliding connection plate is stopped, then the sliding rod slides, the sliding rod slides along the inner wall of the retaining groove, the sliding rod slides and drives the rotary cylinder to slide, the rotary cylinder slides and drives the limiting plate to slide, when the limiting plate slides to be in contact with the hose on the myocardial protection perfusion unit, the sliding rod is stopped, then the nut on the sliding rod is rotated, the nut moves by virtue of the screw thread, after the nut moves for a certain distance, the surface of the nut extrudes the limiting frame, at the moment, the limiting frame is fixed, the limiting plate is also fixed, at the moment, the connection plate is loosened, the connection plate slides under the action of the spring elasticity, the connection plate moves towards the direction far away from the limiting plate, the insertion rod is driven to move while the connection plate moves, the balance plate is driven to move while the insertion rod moves, after the balance plate moves for a certain distance, the surface of the balance plate extrudes the hose, the hose can not continue to slide at this moment, and through setting up stop device, can carry on spacingly to the tensile hose on the myocardial protection perfusion ware, avoided the unnecessary hose of myocardial protection perfusion ware content easily to accumulate more liquid to pulling patient's wound, and then make patient injured's problem.

2. In the utility model, when the myocardial protection perfusion apparatus is to be used, firstly, the sliding frame on the auxiliary plate is slid, after the sliding frame slides for a certain distance, the sliding frame slides out of the inner wall of the supporting hole on the curved plate, then the curved plate is not fixed, then the curved plate is slid, after the curved plate slides for a certain distance, the curved plate stops sliding, then the rotating plate on the curved plate is rotated, after the rotating plate rotates for a certain angle, the rotating plate stops rotating, then the myocardial protection perfusion apparatus is placed on a desk, during the placement process of the myocardial protection perfusion apparatus, the rotating plate can be clamped into the gap between the barrier frame and the auxiliary plate, at the moment, the myocardial protection perfusion apparatus is supported on the desk by the curved plate and the rotating plate, through the arrangement of the supporting device, the port on the myocardial protection perfusion apparatus can be supported on the desk, the port on the myocardial protection perfusion apparatus is prevented from contacting with sundries on the desk, the bacterial infection is reduced.

Drawings

FIG. 1 is a schematic perspective view of a myocardial preservation perfusion apparatus for use in minimally invasive cardiac surgery according to the present invention;

FIG. 2 is a schematic view of a portion of the perfusion apparatus shown in FIG. 1 in the myocardial preservation chamber of the minimally invasive cardiac surgery of the present invention;

FIG. 3 is a schematic view of the structure at the position A in FIG. 2 of the perfusion apparatus for protecting cardiac muscle in minimally invasive cardiac surgery according to the present invention;

FIG. 4 is a schematic side view of the perfusion apparatus of FIG. 1 in a myocardial preservation perfusion apparatus for minimally invasive cardiac surgery according to the present invention;

fig. 5 is a schematic structural diagram of a portion B in fig. 4 of the perfusion apparatus for protecting cardiac muscle in minimally invasive cardiac surgery according to the present invention.

Illustration of the drawings:

1. a main body; 2. a storage mechanism; 3. an auxiliary mechanism; 201. positioning a rod; 202. positioning holes; 203. a mounting frame; 204. a winding shaft; 205. a tightening strap; 206. inserting a block; 207. a chute; 208. a limiting groove; 209. a spring plate; 210. a slider; 211. a slot; 301. mounting grooves; 302. a connecting frame; 303. a rotating shaft; 304. a torsion spring; 305. a handle.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a little invasive cardiac surgery's cardiac muscle protection perfusion device, includes cardiac muscle protection perfusion unit 1 and stop device 2, and the surface of cardiac muscle protection perfusion unit 1 is equipped with strutting arrangement 3.

The specific arrangement and function of the limiting means 2 and the supporting means 3 will be described in detail below.

In this embodiment: stop device 2 includes spacing 201, spacing 201's surface and 1 fixed connection of myocardial protection perfusion unit, two retention grooves 207 have been seted up on spacing 201's surface, the inner wall sliding connection of retention groove 207 has slide bar 202, the fixed surface of slide bar 202 is connected with contact plate 208, the surface threaded connection of slide bar 202 has rotatory section of thick bamboo 203, the surface rotation of rotatory section of thick bamboo 203 is connected with limiting plate 213, the inside slip of limiting plate 213 is inserted and is equipped with inserted bar 212, the fixed surface of inserted bar 212 is connected with balance plate 211, the one end fixedly connected with connecting plate 209 of balance plate 211 is kept away from to inserted bar 212, the surface cover of inserted bar 212 has spring 210, the both ends of spring 210 respectively with connecting plate 209 and limiting plate 213 fixed connection. The balance plate 211 and the limit plate 213 press the hose, and the effect of limiting the movement of the hose is achieved.

Specifically, the surface of the two sliding rods 202 is connected with a nut 205 in a threaded manner, and the nut 205 is located on the surface of the limiting frame 201. The nut 205 moves by means of the screw thread, and the surface of the nut 205 presses the limiting frame 201, so that the effect of fixing the sliding rod 202 is achieved.

Specifically, the inner thread of the limiting frame 201 is connected with two stop levers 206, and the surface of the stop lever 206 is fixedly connected with a mounting plate.

In this embodiment: when the stop lever 206 is rotated, the stop lever 206 moves by means of the screw threads, and the surface of the stop lever 206 shields the slide bar 202, so that the slide bar is prevented from sliding out of the inner wall of the retaining groove 207.

Specifically, the surface of the rotary cylinder 203 is fixedly connected with a moving cylinder 204, the inner wall of the moving cylinder 204 is movably connected with the sliding rod 202, and two mounting rods are inserted into the moving cylinder 204. The installation pole drives movable cylinder 204 to rotate when rotating, and movable cylinder 204 drives rotary cylinder 203 to rotate, and rotary cylinder 203 moves with the help of the screw thread, has reached the effect that drives rotary cylinder 203 and remove.

In this embodiment: the supporting device 3 comprises two auxiliary plates 31, the surfaces of the two auxiliary plates 31 are fixedly connected with the myocardial protection perfusion unit 1, a round rod 37 is slidably inserted into the auxiliary plates 31, a curved plate 36 is fixedly connected to the surface of the round rod 37, and two rotating plates 35 are rotatably connected to the surface of the curved plate 36.

In this embodiment: curved plate 36 and round rod 37 may be used to support myocardial preservation syringe 1, achieving the effect of supporting the port of myocardial preservation syringe 1.

Specifically, two blocking frames 34 are fixedly connected to the surfaces of the two auxiliary plates 31, and the blocking frames 34 are in an "L" shape. The interference bracket 34 may be used to capture the turret, providing a restraint to the turret movement.

Specifically, the inside of the two auxiliary plates 31 is connected with the sliding frame 32 in a sliding manner, the sliding frame 32 is in a U shape, the surfaces of the two bending plates 36 are provided with supporting holes 33, and the sizes of the supporting holes 33 are matched with the sizes of the sliding frame 32.

In this embodiment: the auxiliary plate 31 and the curved plate 36 are caught by the carriage 32 and the support hole 33, and the effect of fixing the auxiliary plate 31 and the curved plate 36 is achieved.

The working principle is as follows: when the myocardial protection perfusion apparatus 1 needs to be used, firstly, the sliding frame 32 on the auxiliary plate 31 is slid for a certain distance, after the sliding frame 32 slides for a certain distance, the sliding frame 32 slides out of the inner wall of the supporting hole 33 on the curved plate 36, at the moment, the curved plate 36 is not fixed, then, the curved plate 36 slides for a certain distance, the curved plate 36 stops sliding, then, the rotating plate 35 on the curved plate 36 is rotated, after the rotating plate 35 rotates for a certain angle, the rotating plate 35 stops rotating, then, the myocardial protection perfusion apparatus 1 is placed on a desk, during the placement process of the myocardial protection perfusion apparatus 1, the rotating plate 35 is clamped into the gap between the barrier frame 34 and the auxiliary plate 31, at the moment, the myocardial protection perfusion apparatus 1 is supported on the desk by the curved plate 36 and the rotating plate 35, at the moment, the myocardial protection perfusion apparatus 1 can be used, firstly, the two sliding rods 202 are respectively placed into the inner walls of the two retaining grooves 207, then, the mounting plate is rotated, the mounting plate rotates and drives the stop lever 206 to rotate, the stop lever 206 drives the stop lever 206 to rotate by means of one end of the thread, after the stop lever 206 moves for a certain distance, the surface of the stop lever 206 shields the slide bar 202, at the moment, the slide bar 202 cannot slide out of the inner wall of the retention groove 207, the myocardial protection perfusion apparatus 1 can be used at the moment, after the myocardial protection perfusion apparatus 1 is elongated to the required length, the mounting lever is rotated, the mounting lever rotates and drives the movable cylinder 204 to rotate, the movable cylinder 204 rotates and drives the rotary cylinder 203 to rotate, the rotary cylinder 203 moves by means of the thread, the rotary cylinder 203 moves and drives the limit plate 213 to move, after the limit plate 213 moves to the required position, the mounting lever stops rotating, then the connecting plate 209 slides towards the direction close to the limit plate 213, the connecting plate 209 drives the insert rod 212 to slide while sliding, the insert rod 212 drives the balance plate 211 to slide while sliding, after the balance plate 211 slides to a required position, the sliding connection plate 209 is stopped, then the sliding rod 202 slides, the sliding rod 202 slides along the inner wall of the retaining groove 207, the sliding rod 202 slides and drives the rotating cylinder 203 to slide, the rotating cylinder 203 slides and drives the limiting plate 213 to slide, when the limiting plate 213 slides to be in contact with the hose on the myocardial protection perfusion apparatus 1, the sliding rod 202 stops sliding, then the nut 205 on the sliding rod 202 is rotated, the nut 205 moves by means of the screw thread, after the nut 205 moves for a certain distance, the surface of the nut 205 extrudes the limiting frame 201, at the moment, the limiting frame 201 is fixed, the limiting plate 213 is also fixed, at the moment, the connection plate 209 is loosened, the connection plate 209 slides under the elastic force of the spring 210, the connection plate 209 moves in the direction away from the limiting plate 213, the connection plate 209 moves while driving the inserting rod 212 to move, the balance plate 211 is driven to move while the inserting rod 212 moves, and after the balance plate 211 moves for a certain distance, the surface of the balance plate 211 presses the hose, at which time the hose cannot continue to slide.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a little invasive cardiac surgery's myocardium protection perfusion device, includes myocardium protection perfusion ware (1) and stop device (2), its characterized in that: the surface of the myocardial protection perfusion apparatus (1) is provided with a limiting device (2), the limiting device (2) comprises a limiting frame (201), the surface of the limiting frame (201) is fixedly connected with the myocardial protection perfusion apparatus (1), the surface of the limiting frame (201) is provided with two retaining grooves (207), the inner wall of each retaining groove (207) is connected with a sliding rod (202) in a sliding manner, the surface of each sliding rod (202) is fixedly connected with a contact plate (208), the surface of each sliding rod (202) is connected with a rotating cylinder (203), the surface of each rotating cylinder (203) is rotatably connected with a limiting plate (213), the inner part of each limiting plate (213) is inserted with an inserting rod (212) in a sliding manner, the surface of each inserting rod (212) is fixedly connected with a balance plate (211), one end of each inserting rod (212) far away from the balance plate (211) is fixedly connected with a connecting plate (209), and the surface of each inserting rod (212) is sleeved with a spring (210), and two ends of the spring (210) are respectively and fixedly connected with the connecting plate (209) and the limiting plate (213).

2. The myocardial protection perfusion apparatus of a minimally invasive cardiac surgery as recited in claim 1, wherein: the surface of each of the two sliding rods (202) is in threaded connection with a nut (205), and the nuts (205) are located on the surface of the limiting frame (201).

3. The myocardial protection perfusion apparatus of a minimally invasive cardiac surgery as recited in claim 1, wherein: the internal thread of spacing (201) is connected with two pin (206), the fixed surface of pin (206) is connected with the mounting panel.

4. The myocardial protection perfusion apparatus of a minimally invasive cardiac surgery as recited in claim 1, wherein: the surface of the rotary cylinder (203) is fixedly connected with a movable cylinder (204), the inner wall of the movable cylinder (204) is movably connected with a sliding rod (202), and two mounting rods are inserted into the movable cylinder (204).

5. The myocardial protection perfusion apparatus of minimally invasive cardiac surgery of claim 1, wherein: the surface of the myocardial protection perfusion apparatus (1) is provided with a supporting device (3), the supporting device (3) comprises two auxiliary plates (31), the surfaces of the two auxiliary plates (31) are fixedly connected with the myocardial protection perfusion apparatus (1), a round rod (37) is inserted into the auxiliary plates (31) in a sliding mode, the surface of the round rod (37) is fixedly connected with a bending plate (36), and the surface of the bending plate (36) is rotatably connected with two rotating plates (35).

6. The myocardial protection perfusion apparatus of minimally invasive cardiac surgery of claim 5, wherein: two blocking frames (34) are fixedly connected to the surfaces of the two auxiliary plates (31), and the blocking frames (34) are L-shaped.

7. The myocardial protection perfusion apparatus of minimally invasive cardiac surgery as recited in claim 5, wherein: the inner parts of the two auxiliary plates (31) are both connected with a sliding frame (32) in a sliding manner, the sliding frame (32) is U-shaped, supporting holes (33) are formed in the surfaces of the two bending plates (36), and the sizes of the supporting holes (33) are matched with the sizes of the sliding frame (32).