CN217118607U

CN217118607U - Heart stabilizing device

Info

Publication number: CN217118607U
Application number: CN202123253722.2U
Authority: CN
Inventors: 张亮; 陈卓; 陈武; 杨柳
Original assignee: Beijing Puhui Biomedical Engineering Co ltd
Current assignee: Beijing Puhui Biomedical Engineering Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-08-05
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a heart stabilising arrangement, it includes the fixing base, extends the body of rod and fixed end, is provided with the mounting groove on the fixing base the rear end of extending the body of rod is provided with the rotary disk, the installation of rotary disk activity in the mounting groove, the rotary disk with form the rotation axis center between the mounting groove, fixed end is installed in the front end of extending the body of rod. An object of the utility model is to provide a heart stabilising arrangement, the utility model discloses the angle and the position to the fixed end of its front end that can be convenient are adjusted, and when the operation, it is more convenient to use, and the operation security is also higher.

Description

Heart stabilizing device

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to heart stabilising arrangement.

Background

The heart bypass surgery method in thoracic surgery basically adopts two methods, one is that the heart keeps relatively static and extracorporeal blood circulation is adopted, and the surgery process is complex; the other is that in the case of beating the heart, the heart is locally fixed by a medical instrument so as to keep the heart relatively stable.

When the second mode is adopted for operation, the heart stabilizing device for fixing the heart needs to extend into the thoracic cavity, so that the structural design of the heart stabilizing device plays a crucial role in convenience and safety of the operation.

When in operation, firstly, the fixed seat of the heart stabilizing device needs to be fixed outside the body, and the fixed end head at the front end of the fixed seat is used for fixing the heart.

Disclosure of Invention

An object of the utility model is to provide a heart stabilising arrangement, the utility model discloses the angle and the position to the fixed end of its front end that can be convenient are adjusted, and when the operation, it is more convenient to use, and the operation security is also higher.

The technical scheme is as follows:

heart stabilising arrangement is provided with the mounting groove including the fixing base, the extension body of rod and fixed end on the fixing base the rear end of the extension body of rod is provided with the rotary disk, the movable installation of rotary disk in the mounting groove, the rotary disk with form the rotation axis center between the mounting groove, the fixed end is installed in the front end of the extension body of rod.

In one embodiment, the rotating disc is disc-shaped, the mounting groove is provided with two blocking edges, the outer sides of the blocking edges are arc-shaped and matched with the rotating disc, and the mounting groove is positioned between the two blocking edges.

In one embodiment, the extension rod body comprises a rod main body and an adapter, the adapter is provided with an end rotating ball and the rotating disc, the end rotating ball is connected with the rotating disc, the rear end of the rod main body is provided with a matching concave part, and the end rotating ball is matched with the matching concave part.

In one embodiment, a deflection abdicating groove which is deviated to the side part is arranged on the end rotating ball and is close to one side of the fixed end.

In one embodiment, the drawing device further comprises a drawing wire, through holes are formed in the extension rod body, the rotating disc and the fixed seat, and the drawing wire penetrates through the through holes in the extension rod body, the rotating disc and the fixed seat to connect the fixed seat and the extension rod body.

In one embodiment, the fixing seat comprises a seat body, an adjusting knob and an adjusting block, the adjusting knob is rotatably connected with the seat body, the rear end of the traction wire is connected to the adjusting block, and a matching adjusting thread is arranged between the adjusting knob and the adjusting block.

In one embodiment, a buffer spring is arranged between the seat body and the adjusting block.

In one embodiment, the extension rod body comprises a plurality of rotary spheres and a plurality of movable seats, wherein the two sides of each movable seat are respectively provided with a matching concave part, the rotary spheres are arranged at intervals with the movable seats, the rotary spheres are matched with the matching concave parts of the movable seats, a through hole is arranged in the middle of each rotary sphere and the corresponding movable seat, the traction wire passes through the rotary spheres and the movable seats, and the front end of the traction wire is connected to the movable seat at the most front end.

In one embodiment, two ends of the through hole on the rotary sphere form a flared expansion part.

In one embodiment, the front end of the extension rod body is provided with a front end seat, the front end seat is provided with at least three clamping jaws, the rear end of the fixed end head is provided with a movable ball, and the fixed end head is matched with the clamping jaws through the movable ball.

The utility model provides a technical scheme has following advantage and effect:

heart stabilising arrangement, it extends and is provided with the mounting groove between the body of rod and the fixed end, and the rear end of extending the body of rod is provided with the rotary disk, and this rotary disk activity sets up in the mounting groove, and the rotary disk of extending the body of rod can rotate for the mounting groove, can adjust the angle of extending the body of rod, and then adjusts the fixed end of its front end. The utility model discloses can satisfy the complicated needs of operation, the position to fixed end that can be convenient is adjusted, and is more convenient during the operation, also improves the security during the operation.

Drawings

FIG. 1 is an external view of a heart stabilizing device according to the present invention;

fig. 2 is a cross-sectional view of a heart stabilization device of the present invention;

fig. 3 is an exploded view of the heart stabilization device of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

description of reference numerals:

10. a fixed seat 11, a mounting groove 111, a blocking edge 121, a seat body 122, an adjusting knob 123, an adjusting block 124, an adjusting thread 125 and a buffer spring,

20. an extension rod body 21, an adaptor 211, a rotating disk 212, an end rotating ball 2121, a deflection abdicating groove,

22. a rod body 231, a rotary sphere 232, a movable seat 233, a matching concave part,

24. a front end seat, 241 and a claw,

30. a fixed end head 31, a movable sphere body,

40. a traction wire 41, a perforation 42 and an expansion part.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.

It should be noted that "fixed to" or "connected to" in this document may be directly fixed to or connected to one element or may be indirectly fixed to or connected to one element.

As shown in fig. 1 to 4, the heart stabilizer includes a fixing base 10, an extension rod 20 and a fixing end 30, wherein the fixing base 10 is provided with a mounting groove 11, the rear end of the extension rod 20 is provided with a rotating disc 211, the rotating disc 211 is movably mounted in the mounting groove 11, a rotating axis is formed between the rotating disc 211 and the mounting groove 11, and the fixing end 30 is mounted at the front end of the extension rod 20.

In the heart stabilizing device of this embodiment, a mounting groove 11 is disposed between the extension rod body 20 and the fixed end 30, a rotating disk 211 is disposed at the rear end of the extension rod body 20, the rotating disk 211 is movably disposed in the mounting groove 11, the rotating disk 211 of the extension rod body 20 can rotate relative to the mounting groove 11, the angle of the extension rod body 20 can be adjusted, and then the fixed end 30 at the front end of the extension rod body is adjusted. The complicated needs of operation can be satisfied to this embodiment, can be convenient adjust the position of fixed end 30, and is more convenient during the operation, also improves the security during the operation.

The extension rod body 20 includes a rod body 22 and an adaptor 21 located at the rear end of the rod body 22.

The extension rod body 20 includes a plurality of rotary spheres 231 and a plurality of movable seats 232, two sides of each movable seat 232 are respectively provided with a matching concave portion 233, the rotary spheres 231 and the movable seats 232 are arranged at intervals, the rotary spheres 231 and the matching concave portions 233 of the movable seats 232 are matched, the middle portions of the rotary spheres 231 and the movable seats 232 are provided with through holes 41, the traction wire 40 passes through the rotary spheres 231 and the movable seats 232, the front end of the traction wire is connected to the movable seat 232 at the front end, and the rear end of the traction wire is connected to the adjusting block 123 in the fixed seat 10 (the structure of the adjusting block 123 will be described later). Both ends of the through hole 41 of the rotary sphere 231 form flared expansion parts 42.

The extension rod body 20 includes a plurality of rotary spheres 231 and a plurality of movable seats 232 to form a plurality of segments, and the rotary spheres 231 and the movable seats 232 are slidably engaged with each other through the engaging recesses 233 therebetween, so that the rotation angle between adjacent segments can be conveniently adjusted, and the position of the fixing head 30 at the front end can be adjusted, and the damage to the human tissue can be reduced. The traction wire 40 may be tightened to fix the adjusted angle, and after releasing the traction wire 40, the angle between adjacent segments may be adjusted again. On the other hand, the surface matching structure is adopted between the rotary sphere 231 and the movable seat 232, and the matching is tight and reliable, and it can be understood that a line matching structure can also be adopted between the rotary sphere 231 and the movable seat 232.

The front end of the extension rod body 20 is provided with an adapter 21, the adapter 21 is provided with an end rotating ball 212 and a rotating disk 211, the end rotating ball 212 and the rotating disk 211 are of an integrated structure, the rear end of the rod main body 22 is provided with a matching concave part 233, and the end rotating ball 212 is matched with the matching concave part 233. A deflecting and receding groove 2121 deviated to the side is formed on the end rotating ball 212 at a side close to the fixed head 30. The rotating disc 211 is disc-shaped, the mounting groove 11 has two retaining edges 111, the outer sides of the retaining edges 111 are arc-shaped, the shape of the retaining edges is matched with that of the rotating disc 211, and the mounting groove 11 is located between the two retaining edges 111. The extension body of rod 20 front end sets up solitary adaptor 21 to convenient processing, and can adjust between the front end of this adaptor 21 and the pole main part 22, can carry out the regulation of angle between the rear end of adaptor 21 and the fixing base 10, be provided with on the rotatory ball 212 of tip and deflect and give way the groove 2121, can carry out the regulation of wide angle in this position, with the needs that satisfy the operation in-process.

The front end of the extension rod body 20 is provided with a front end seat 24, the front end seat 24 is provided with three clamping jaws 241, the rear end of the fixed end head 30 is provided with a movable ball 31, and the fixed end head 30 is matched with the clamping jaws 241 through the movable ball 31. The angle of the fixed head 30 can be adjusted by the engagement of the claws 241 and the movable ball 31.

In the plurality of rotary balls 231 and the plurality of movable seats 232 of the extension rod 20, through holes 41 are formed in the rotary ball 212 at the end of the adaptor 21 and the rotary plate 211. The traction wire 40 passes through the through hole 41, the front end of the traction wire is fixed in a movable seat 232 at the foremost end, and the rear end of the traction wire is connected with the adjusting block 123 in the fixed seat 10. Loosening the traction wire 40 through the adjusting block 123 can be right the angle between the adjacent sections of the extension rod body 20, the angle between the fixing seat 10 and the extension rod body 20 are adjusted, after the angle is adjusted in place, the traction wire 40 is tensioned through the adjusting block 123, the structure can not rotate randomly, the effect of relative fixation is achieved, and then the heart is stabilized.

The fixing seat 10 includes a seat body 121, an adjusting knob 122 and an adjusting block 123, the adjusting knob 122 is rotatably connected to the seat body 121, the rear end of the traction wire 40 is connected to the adjusting block 123, and a matching adjusting thread 124 is arranged between the adjusting knob 122 and the adjusting block 123. A buffer spring 125 is disposed between the seat body 121 and the adjusting block 123. During an operation, a user fixes the seat body 121, the adjusting knob 122 is operated by hand, the adjusting block 123 moves longitudinally under the action of the adjusting screw thread 124, so that the traction wire 40 is driven to move towards the front end or the rear end, when the adjusting block 123 moves towards the front end, the traction wire 40 is loosened, the angle can be adjusted, when the adjusting block 123 moves towards the rear end, the traction wire 40 is tightened, the adjusted angle is locked, and each movable part of the heart stabilizing device cannot rotate freely, so that the aim of relatively stabilizing the heart is fulfilled.

The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. Heart stabilising arrangement, its characterized in that is provided with the mounting groove including the fixing base, the extension body of rod and fixed end on the fixing base the rear end of the extension body of rod is provided with the rotary disk, the movable installation of rotary disk in the mounting groove, the rotary disk with form the rotation axis center between the mounting groove, fixed end is installed in the front end of the extension body of rod.

2. The heart stabilization device of claim 1, wherein the rotatable disk is disk-shaped, the mounting slot has two retaining edges, the outer sides of the retaining edges are arc-shaped and match the shape of the rotatable disk, and the mounting slot is located between the two retaining edges.

3. The heart stabilization device of claim 1, wherein the extension rod body comprises a rod body and an adapter, the adapter is provided with an end rotating ball and the rotating disk, the end rotating ball is connected with the rotating disk, a matching recess is arranged at the rear end of the rod body, and the end rotating ball is matched with the matching recess.

4. The heart stabilization device of claim 3, wherein a laterally offset deflecting relief groove is provided on the end swivel ball adjacent the fixation tip.

5. The heart stabilizing device of any one of claims 1 to 4, further comprising a pull wire, wherein the extension rod, the rotating disc and the fixing base are provided with through holes, and the pull wire passes through the through holes of the extension rod, the rotating disc and the fixing base to connect the fixing base and the extension rod.

6. The heart stabilizing device of claim 5, wherein the fixing base comprises a base body, an adjusting knob and an adjusting block, the adjusting knob is rotatably connected with the base body, the rear end of the traction wire is connected with the adjusting block, and a matching adjusting thread is arranged between the adjusting knob and the adjusting block.

7. The heart stabilization device of claim 6, wherein a buffer spring is disposed between the seat and the adjustment block.

8. The heart stabilizer of claim 5, wherein the extension rod comprises a plurality of rotary balls and a plurality of movable seats, the movable seats are respectively provided with engaging recesses at both sides thereof, the rotary balls are spaced apart from the movable seats, the rotary balls are engaged with the engaging recesses of the movable seats, a through hole is formed at the middle of the rotary balls and the movable seats, and the traction wire passes through the rotary balls and the movable seats and has a front end connected to the foremost movable seat.

9. The heart stabilization device of claim 8, wherein the two ends of the perforation on the rotating sphere form flared extensions.

10. The heart stabilizer of any one of claims 1-4, wherein the front end of the extension rod body has a front seat, at least three jaws are disposed on the front seat, the rear end of the fixed head has a movable ball, and the fixed head is engaged with the jaws through the movable ball.