阅读说明：本技术 一种用于心脏手术的穿刺器械装置 (Puncture instrument device for cardiac surgery ) 是由 余友利 张红波 于 2020-12-10 设计创作，主要内容包括：本发明提供一种用于心脏手术的穿刺器械装置。所述用于心脏手术的穿刺器械装置包括定位环；调节结构,所述调节结构包括调节槽、滑块和挤压块；推进结构,所述推进结构包括立柱、滑槽、下固定柱和上固定柱；固定结构,所述固定结构包括固定臂、调节臂、转轴和限位齿；穿刺结构,所述穿刺结构包括注射器和穿刺针。本发明提供的用于心脏手术的穿刺器械装置具有固定穿刺点和导向进针的优点。(The invention provides a puncture instrument device for cardiac surgery. The puncture instrument device for the cardiac surgery comprises a positioning ring; the adjusting structure comprises an adjusting groove, a sliding block and an extrusion block; the propelling structure comprises an upright post, a sliding chute, a lower fixing column and an upper fixing column; the fixing structure comprises a fixing arm, an adjusting arm, a rotating shaft and a limiting tooth; the puncture structure comprises an injector and a puncture needle. The puncture instrument device for the cardiac surgery has the advantages of fixing a puncture point and guiding an insertion needle.)

1. A puncture instrument device for use in cardiac surgery, comprising:

a positioning ring (1);

the adjusting structure (2) is arranged on the top surface of the positioning ring (1), the adjusting structure (2) comprises an adjusting groove (21), a sliding block (22) and an extrusion block (23), the adjusting groove (21) is arranged on the top surface of the positioning ring (1), the sliding block (22) is connected to the inside of the adjusting groove (21) in a sliding mode, and the extrusion block (23) is fixed to the bottom end of the sliding block (22);

the pushing structure (3) is fixed on the top surface of the positioning ring (1), the pushing structure (3) comprises an upright post (31), a sliding groove (32), a lower fixing post (33) and an upper fixing post (34), the bottom end of the upright post (31) is fixed on the top surface of the positioning ring (1), the sliding groove (32) is formed in the side wall of the upright post (31), and one end of each of the lower fixing post (33) and the upper fixing post (34) is connected to the inside of the sliding groove (32) in a sliding mode;

the fixing structure (4) is installed on the bottom surface of the positioning ring (1), the fixing structure (4) comprises fixing arms (41), adjusting arms (42), a rotating shaft (43) and limiting teeth (44), the two fixing arms (41) are symmetrically and slidably connected to the bottom surface of the positioning ring (1), one ends of the two adjusting arms (42) are respectively fixed to one ends of the two fixing arms (41), the rotating shaft (43) is installed inside the positioning ring (1), the other ends of the two adjusting arms (42) are respectively in rotating connection with the rotating shaft (43), and the limiting teeth (44) are fixed to the inner sides of the two adjusting arms (42) and two sides of the extrusion block (23);

the puncture structure (5) is clamped and connected with the upper fixing column (34) and the lower fixing column (33), the puncture structure (5) comprises an injector (51) and a puncture needle (52), the bottom end of the injector (51) is clamped and connected with the lower fixing column (33), the side wall of the injector (51) is clamped and connected with the upper fixing column (34), and the puncture needle (52) is installed at the bottom end of the injector (51).

2. A puncture instrument device for heart surgery as claimed in claim 1, characterized in that the pressing block (23) is slidably connected to the inside of the positioning ring (1), and the spacing teeth (44) on the side wall of the pressing block (23) are in mesh with the spacing teeth (44) inside the adjustment arm (42).

3. A puncture instrument device for cardiac surgery according to claim 1, characterized in that the upright (31) is fixed perpendicularly to the top surface of the positioning ring (1) and the length of the upright (31) is greater than the sum of the lengths of the syringe 51 and the puncture needle (52).

4. The puncture instrument device for cardiac surgery according to claim 1, wherein the other ends of the upper fixing post (34) and the lower fixing post (33) are circular ring-shaped structures, and the center of the other end of the upper fixing post (34) is collinear with the center of the other end of the lower fixing post (33).

5. A puncture instrument device for cardiac surgery according to claim 1, characterized in that the fixing structure (4) further comprises an anti-slip pattern (45), the anti-slip pattern (45) is provided on the bottom surface of the fixing arm (41), and the anti-slip pattern (45) is an arc-shaped structure.

6. A puncture instrument device for cardiac surgery according to claim 1, characterized in that the bottom surface of the fixing arm (41) is lower than the bottom surface of the positioning ring (1).

Technical Field

The invention relates to the technical field of cardiac puncture operations, in particular to a puncture instrument device for cardiac surgeries.

Background

The heart problem is one of the most painful diseases brought to our bodies, many middle-aged people are very easy to suffer from heart diseases, the heart diseases bring great troubles to our bodies, and some people can not sleep at night frequently, so that the life of the people in the next day is influenced indirectly, and the heart diseases are treated as soon as possible.

When carrying out the heart puncture operation, the doctor need press the puncture point skin all the time with the left hand, prevents puncture point skin fold, and is very troublesome, and the pjncture needle needs perpendicular to patient's back to stab into the health moreover, and the process of inserting the needle does not have any appurtenance, and the doctor is operated by experience entirely, hardly accurately holds the angle of inserting the needle to lead to the puncture effect not good.

Therefore, there is a need to provide a new puncture instrument device for cardiac surgery to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problem, the invention provides a puncture instrument device for cardiac surgery, which is provided with a fixed puncture point and a guiding needle.

The invention provides a puncture instrument device for heart surgery, which comprises: a positioning ring; the adjusting structure is arranged on the top surface of the positioning ring and comprises an adjusting groove, a sliding block and an extrusion block, the adjusting groove is arranged on the top surface of the positioning ring, the sliding block is connected to the inside of the adjusting groove in a sliding manner, and the extrusion block is fixed at the bottom end of the sliding block; the pushing structure is fixed on the top surface of the positioning ring and comprises an upright post, a sliding chute, a lower fixing column and an upper fixing column, the bottom end of the upright post is fixed on the top surface of the positioning ring, the sliding chute is arranged on the side wall of the upright post, and one end of the lower fixing column and one end of the upper fixing column are slidably connected inside the sliding chute; the fixing structure is arranged on the bottom surface of the positioning ring and comprises fixing arms, adjusting arms, a rotating shaft and limiting teeth, the two fixing arms are symmetrically and slidably connected to the bottom surface of the positioning ring, one ends of the two adjusting arms are respectively fixed to one ends of the two fixing arms, the rotating shaft is arranged inside the positioning ring, the other ends of the two adjusting arms are respectively rotatably connected with the rotating shaft, and the limiting teeth are fixed to the inner sides of the two adjusting arms and two sides of the extrusion block; the puncture structure is clamped and connected with the upper fixing column and the lower fixing column, the puncture structure comprises an injector and a puncture needle, the bottom end of the injector is clamped and connected with the lower fixing column, the side wall of the injector is clamped and connected with the upper fixing column, and the puncture needle is arranged at the bottom end of the injector.

Preferably, the extrusion block is slidably connected to the inside of the positioning ring, and the limiting teeth on the side wall of the extrusion block are engaged with the limiting teeth on the inner side of the adjusting arm.

Preferably, the upright column is vertically fixed on the top surface of the positioning ring, and the length of the upright column is greater than the sum of the lengths of the injector and the puncture needle.

The other ends of the upper fixing column and the lower fixing column are of annular structures, and the circle center of the other end of the upper fixing column and the circle center of the other end of the lower fixing column are on the same straight line.

Preferably, the fixing structure further comprises anti-slip lines, the anti-slip lines are arranged on the bottom surface of the fixing arm, and the anti-slip lines are of arc-shaped structures.

Preferably, the bottom surface of the fixed arm is lower than the bottom surface of the positioning ring.

Compared with the related art, the puncture instrument device for the cardiac surgery provided by the invention has the following beneficial effects:

the invention provides a puncture instrument device for cardiac surgery, wherein a sliding block is slid to drive an extrusion block to extrude two adjusting arms, the two adjusting arms rotate around a rotating shaft, an included angle between the two adjusting arms is increased, two fixing arms are also driven to expand outwards to push skin around a puncture point, and redundant skin is extruded into a gap between a positioning ring and the fixing arms, so that the skin around the puncture point is smooth, the puncture surgery is convenient to perform, and the fixing arms clamp the skin in the gap, so that the skin cannot rebound and can also prop against the position of the positioning ring; then the puncture structure is installed, the puncture needle is perpendicular to the puncture point at the moment, the needle inserting angle required by the puncture operation is achieved, the defects that a doctor can only determine the needle inserting angle through experience and observation and the like are overcome, and the accuracy and the safety of the puncture operation are greatly improved.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a puncture instrument device for cardiac surgery according to the present invention;

FIG. 2 is a schematic cross-sectional view of the fixation structure shown in FIG. 1;

FIG. 3 is a bottom view of the retaining ring of FIG. 1.

Reference numbers in the figures: 1. the positioning ring comprises a positioning ring, 2, an adjusting structure, 21, an adjusting groove, 22, a sliding block, 23, an extruding block, 3, a pushing structure, 31, a stand column, 32, a sliding groove, 33, a lower fixing column, 34, an upper fixing column, 4, a fixing structure, 41, a fixing arm, 42, an adjusting arm, 43, a rotating shaft, 44, a limiting tooth, 45, an anti-skidding line, 5, a puncture structure, 51, an injector, 52 and a puncture needle.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural view of a puncture device apparatus for cardiac surgery according to a preferred embodiment of the present invention; FIG. 2 is a schematic cross-sectional view of the fixation structure shown in FIG. 1; FIG. 3 is a bottom view of the retaining ring of FIG. 1. A puncture instrument device for heart surgery includes: a positioning ring 1; the adjusting structure 2 is arranged on the top surface of the positioning ring 1, the adjusting structure 2 comprises an adjusting groove 21, a sliding block 22 and an extrusion block 23, the adjusting groove 21 is arranged on the top surface of the positioning ring 1, the sliding block 22 is slidably connected inside the adjusting groove 21, and the extrusion block 23 is fixed at the bottom end of the sliding block 22; the pushing structure 3 is fixed on the top surface of the positioning ring 1, the pushing structure 3 includes a vertical column 31, a sliding chute 32, a lower fixing column 33 and an upper fixing column 34, the bottom end of the vertical column 31 is fixed on the top surface of the positioning ring 1, the sliding chute 32 is arranged on the side wall of the vertical column 31, and one end of the lower fixing column 33 and one end of the upper fixing column 34 are slidably connected inside the sliding chute 32; the fixing structure 4 is installed on the bottom surface of the positioning ring 1, the fixing structure 4 comprises fixing arms 41, adjusting arms 42, a rotating shaft 43 and limiting teeth 44, the two fixing arms 41 are symmetrically and slidably connected to the bottom surface of the positioning ring 1, one ends of the two adjusting arms 42 are respectively fixed to one ends of the two fixing arms 41, the rotating shaft 43 is installed inside the positioning ring 1, the other ends of the two adjusting arms 42 are respectively rotatably connected with the rotating shaft 43, and the limiting teeth 44 are fixed to the inner sides of the two adjusting arms 42 and two sides of the squeezing block 23; the puncture structure 5 is clamped and connected between the upper fixing column 34 and the lower fixing column 33, the puncture structure 5 comprises an injector 51 and a puncture needle 52, the bottom end of the injector 51 is clamped and connected with the lower fixing column 33, the side wall of the injector 51 is clamped and connected with the upper fixing column 34, and the puncture needle 52 is mounted at the bottom end of the injector 51.

In the specific implementation process, as shown in fig. 2, the pressing block 23 is slidably connected to the inside of the positioning ring 1, so that the pressing block 23 pushes the adjusting arm 42 to open the two fixing arms 41 to two sides; and the limiting teeth 44 on the side wall of the extrusion block 23 are meshed with the limiting teeth 44 on the inner side of the adjusting arm 42, so that the extrusion block 23 cannot be extruded by the adjusting arm 42, and the condition of ineffective adjustment is avoided.

In the specific implementation process, as shown in fig. 1, the upright column 31 is vertically fixed on the top surface of the positioning ring 1, so that a doctor can accurately puncture the back of the patient vertically; and the length of the column 31 is greater than the sum of the lengths of the syringe 51 and the puncture needle 52, so that there is a sufficient installation space for the puncture structure.

In a specific implementation process, as shown in fig. 1, the other ends of the upper fixing column 34 and the lower fixing column 33 are circular ring-shaped structures, in order to cover the syringe 51; and the center of the other end of the upper fixing column 34 and the center of the other end of the lower fixing column 33 are on the same straight line, so that the syringe 51 and the puncture needle 52 can be kept perpendicular to the positioning ring 1 after being installed, and accurate needle insertion is facilitated.

In a specific implementation process, as shown in fig. 3, the fixing structure 4 further includes an anti-slip pattern 45, the anti-slip pattern 45 is disposed on a bottom surface of the fixing arm 41, and the anti-slip pattern 45 is an arc-shaped structure, so that the fixing arm 41 can tighten the skin of the puncture site to prevent the skin from being wrinkled.

In the specific implementation, as shown in fig. 3, the bottom surface of the fixing arm 41 is lower than the bottom surface of the positioning ring 1, so that the fixing arm 41 can always contact the skin and can always pull the skin at the puncture position.

The working principle of the puncture instrument device for the cardiac surgery provided by the invention is as follows:

firstly, the bottom surface of the positioning ring 1 is tightly attached to a puncture point, the fixed arm 41 is tightly pressed against the skin of a patient, then the sliding block 22 is slid towards the outer side of the positioning ring 1, the sliding block 22 is slid in the adjusting groove 21 to drive the extrusion block 23 to slide in the positioning ring 1, the two sides of the extrusion block 23 gradually extrude the inner sides of the two adjusting arms 42, because the other ends of the two adjusting arms 42 rotate around the rotating shaft 43, the angle between the two adjusting arms 42 is increased, the two fixed arms 41 are driven to slide on the bottom surface of the positioning ring 1, the anti-skid veins 45 increase the friction force between the bottom surface of the fixed arm 41 and the skin, and the bottom surface of the positioning ring 1 is tightly abutted against the skin of the patient, so that the skin at the center of the positioning ring 1 is flattened by the sliding of the fixed arm 41, and a gap is left between the outer side, during the sliding process of the fixing arm 41, the positioning ring 1 is fixed, a gap between the outer side wall of the fixing arm 41 of the fixing arm and the side wall of the bottom surface of the positioning ring 1 of the fixing arm is gradually reduced, skin moving along with the fixing arm 41 enters the gap, the skin is clamped by the fixing arm 41, when the skin around the puncture point at the center of the positioning ring 1 is flat, the sliding block 22 stops sliding, the limiting teeth 44 at two sides of the extrusion block 23 are clamped with the limiting teeth 44 at the inner side of the adjusting arm 42, and the extrusion block 23 cannot move; then, the puncture needle 52 is mounted on the bottom surface of the syringe 51, the syringe 51 and the puncture needle 52 are sequentially passed through the other end annular structure of the upper fixing pillar 34 and the other end annular structure of the lower fixing pillar 33, the lower fixing pillar 33 and the upper fixing pillar 34 fix the syringe 51, at this time, the puncture needle 52 and the puncture point are just perpendicular to each other, and then the lower fixing pillar 33 and the upper fixing pillar 34 can be pushed to slide in the sliding chute 32, and the lower fixing pillar 33 and the upper fixing pillar 34 drive the syringe 51 and the puncture needle 52 to move together for puncture; after the puncture is finished, the lower fixing column 33 and the upper fixing column 34 are pulled upwards, the puncture needle 52 is taken out of the body of the patient by the lower fixing column 33 and the upper fixing column 34, after the puncture needle 52 is completely taken out, the fox searching injector 51 is lifted upwards, the injector 51 and the puncture needle 52 are taken out of the lower fixing column 33 and the upper fixing column 34, then the positioning ring 1 stops being pressed, and the positioning ring 1 automatically falls off.

Compared with the related art, the puncture instrument device for the cardiac surgery provided by the invention has the following beneficial effects:

the invention provides a puncture instrument device for cardiac surgery, wherein a sliding block 22 is slid to drive an extrusion block 23 to extrude two adjusting arms 42, the two adjusting arms 42 rotate around a rotating shaft 43, an included angle between the two adjusting arms is increased, and the two fixing arms 41 are also driven to expand outwards to push the skin around a puncture point and extrude redundant skin into a gap between a positioning ring 1 and the fixing arms 41, so that the skin around the puncture point is smooth, the puncture surgery is convenient to perform, and the fixing arms 41 clamp the skin in the gap, so that the skin is not rebounded and can also prop against the position of the positioning ring 1; then the puncture structure 5 is installed, the puncture needle 52 is perpendicular to the puncture point at the moment, the needle inserting angle required by the puncture operation is achieved, the defects that a doctor can only determine the needle inserting angle through experience and observation and the like are overcome, and the accuracy and the safety of the puncture operation are greatly improved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.