CN215228198U - Puncture positioning device for cardiology - Google Patents

Abstract

The utility model discloses a puncture positioner for intracardiac branch of academic or vocational study, including the supporting mechanism that is used for supporting with be used for between the supporting mechanism complex joint mechanism and be used for fixing the device at the external connection mechanism of one side, the supporting mechanism lower extreme passes through the outside stiff end of external connection mechanism connection, connects through joint mechanism between the supporting mechanism joint, and the supporting mechanism top is provided with puncture locking mechanism, and puncture locking mechanism inboard is fixed with the pjncture needle. The utility model discloses the locking cylinder plays the locking center pin effect to guarantee to take place to overturn or can fix a position fast after the displacement at supporting mechanism, thereby avoid the skew of manual locking and avoid the unknown factor of operation arm, four damping plate cooperation center pins, when the locking cylinder is not locked the center pin, center pin and damping plate cooperation make the rotation between first rocking arm and the second rocking arm have the damping, thereby avoid taking place the displacement because of inertia, thereby improved stability and security.

Description

Puncture positioning device for cardiology

Technical Field

The utility model relates to an intracardiac branch of academic or vocational study field especially relates to a puncture positioner for intracardiac branch of academic or vocational study.

Background

Puncture is a medical operation term, and is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast agent into the body cavity to perform contrast examination, or injecting medicine into the body cavity. The puncture aims at blood drawing and testing, blood transfusion, fluid infusion and angiography by placing a catheter; the cardiology department, namely the cardiovascular department, is a clinical department set by major internal medicine of all levels of hospitals for diagnosing and treating cardiovascular diseases, and the treated diseases comprise angina, hypertension, sudden death, arrhythmia, heart failure, premature beat, arrhythmia, myocardial infarction, cardiomyopathy, myocarditis, acute myocardial infarction and other cardiovascular diseases; bleeding is treated in a certain way to quickly stop the outward flow of blood, which is called hemostasis. The hemostatic effect varies from person to person. Some are fast and some are slow, and platelet-related.

In the common puncture process, an external auxiliary fixing device is required to be used for auxiliary positioning, while a general fixing device adopts a knob type fixing mode, so that micro-deviation can occur in the process of knob fixing, or a mechanical arm is used for assistance, but the mechanical arm is complex to operate, and the operation process is not safe because of unknown problems caused by external factors,

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a puncture positioning device for cardiology department in order to solve the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a puncture positioning device for cardiology comprises a supporting mechanism for supporting, a joint mechanism for matching between the supporting mechanisms and an external connecting mechanism for fixing the device on one side, wherein the lower end of the supporting mechanism is connected with an external fixed end through the external connecting mechanism, joints of the supporting mechanism are connected through the joint mechanism, a puncture locking mechanism is arranged at the top end of the supporting mechanism, a puncture needle is fixed on the inner side of the puncture locking mechanism, and a control mechanism is arranged on the side surface of the supporting mechanism;

the supporting mechanism comprises a first rocker arm, a second rocker arm, a third rocker arm and a fourth rocker arm, the first rocker arm, the second rocker arm, the third rocker arm and the fourth rocker arm are connected through the joint mechanism, the second rocker arm is arranged at the upper end of the first rocker arm, the third rocker arm is installed at one end of the second rocker arm, and the fourth rocker arm is installed at one end of the third rocker arm;

the control mechanism comprises a master control button, a split button and an anti-false-touch button, and the master control button, the split button and the anti-false-touch button are all arranged on the side end face of the third rocker arm;

the joint mechanism comprises a damping mechanism, a locking mechanism and a central shaft, the central shaft is fixed on the first rocker arm, the second rocker arm, the third rocker arm and the fourth rocker arm, the locking mechanism and the central shaft are arranged outside the central shaft, the locking mechanism comprises a damping external fixed cylinder, a damping plate and a damping spring, the damping plate is tightly attached to the outer end face of the central shaft, the damping outer fixing cylinder is arranged outside the damping plate, the damping spring is arranged between the damping plate and the damping external fixed cylinder, the locking mechanism comprises a locking external fixed cylinder and a locking cylinder, the locking external fixed cylinder and the damping external fixed cylinder are integrally formed, the locking cylinder is arranged in the locking external fixed cylinder, and the piston end of the locking cylinder is positioned on the upper surface of the central shaft;

the external connection mechanism comprises a bottom fixing seat, a fixed piston, an oil cavity and a pushing piston, the bottom fixing seat is connected with the first rocker arm through a joint mechanism, the upper end and the lower end of the inner side surface of the bottom fixing seat are respectively provided with the fixed piston, the fixed piston is connected with the oil cavity through an oil duct, the oil cavity is located inside the bottom fixing seat, the pushing piston is arranged inside the oil cavity, and the power end of the pushing piston is connected with a pressure applying cylinder.

Preferably: the puncture locking mechanism comprises an arc-shaped rubber plate and a telescopic cylinder, the telescopic cylinder is arranged inside the fourth rocker arm, a hole for installing the puncture needle is formed in the fourth rocker arm, and the telescopic cylinder is located at one end of the puncture needle and is provided with the arc-shaped rubber plate.

According to the arrangement, when the puncture needle needs to be fixed, the split button is utilized to control the telescopic cylinder to be started, so that the telescopic cylinder drives the arc-shaped rubber plate to be matched with the fourth rocker arm to fixedly lock the puncture needle.

Preferably: the puncture locking mechanism comprises an arc-shaped rubber plate, a telescopic screw rod, a telescopic matching thread cylinder and a motor, wherein the motor is arranged inside the fourth rocker arm, the power end of the motor is provided with the telescopic matching thread cylinder, the telescopic matching thread cylinder is matched with the telescopic screw rod in the inner side, the fourth rocker arm is provided with a hole for the puncture needle in a forming mode, and the telescopic screw rod is located at one end of the puncture needle and provided with the arc-shaped rubber plate.

According to the arrangement, when the puncture needle needs to be fixed, the motor is controlled to be started by the split button, so that the motor drives the telescopic matching threaded cylinder to be matched with the telescopic screw rod, and the telescopic screw rod drives the arc-shaped rubber plate to be matched with the fourth rocker arm to fixedly lock the puncture needle after being extended.

Preferably: the total control button, the split button and the false touch prevention button are all embedded in the third rocker arm.

According to the arrangement, the main control button controls all pressure parts in the main control button to be locked or unlocked, and the split buttons play a separate control role.

Preferably: the damping plate is connected with the damping external fixed cylinder in a sliding mode, the locking cylinder is connected with the locking external fixed cylinder through a screw, and the central shaft is connected with the damping external fixed cylinder and the locking external fixed cylinder in a rotating mode.

So set up, four damping plate cooperation the center pin, when the locking cylinder will not the center pin locking, the center pin with the damping plate cooperation makes first rocking arm with there is the damping in the rotation between the second rocking arm to avoid taking place the displacement because of inertia.

Preferably: the fixed piston is connected with the bottom fixing seat in a sliding mode, and the pushing piston is connected with the pressing air cylinder through threads.

So set up, fixed piston can fix fast on the outside fixed end when receiving the oil pressure.

Preferably: and an anti-skid mat for skid resistance is arranged between the locking cylinder and the central shaft.

So set up, the locking cylinder plays the locking the center pin effect to the assurance is in can fix a position fast after supporting mechanism takes place to overturn or the displacement.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the locking cylinder plays a role in locking the central shaft, so that the support mechanism can be quickly positioned after being overturned or displaced, and therefore, the deviation of manual locking and unknown factors for operating the mechanical arm are avoided;

2. four damping plate cooperation center pins, when the locking cylinder is not with the central axis locking, the center pin and the damping plate cooperation make the rotation between first rocking arm and the second rocking arm have the damping to avoid taking place the displacement because of inertia, thereby improved stability and security.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a puncture positioning device for cardiology department of the present invention;

fig. 2 is a schematic structural view of an external connection mechanism of the puncture positioning device for cardiology department of the present invention;

fig. 3 is a schematic structural view of a joint mechanism of the puncture positioning device for cardiology department of the present invention;

FIG. 4 is a schematic structural view of a damping mechanism of the puncture positioning device for cardiology department of the present invention;

fig. 5 is a schematic structural view of a locking mechanism of the puncture positioning device for cardiology department of the present invention;

fig. 6 is a schematic structural view of a telescopic cylinder of the puncture positioning device for cardiology department of the present invention;

fig. 7 is the utility model discloses a puncture positioner's telescopic screw rod structure sketch map for intracardiac branch of academic or vocational study.

The reference numerals are explained below:

1. a support mechanism; 2. a control mechanism; 3. a joint mechanism; 4. an external connection mechanism; 5. a puncture locking mechanism; 6. puncturing needle; 11. a first rocker arm; 12. a second rocker arm; 13. a third rocker arm; 14. a fourth rocker arm; 21. a master control button; 22. a split button; 23. the mistaken touch prevention button is arranged; 31. a damping mechanism; 32. a locking mechanism; 33. a central shaft; 311. a damping outer fixed cylinder; 312. a damping plate; 313. a damping spring; 321. Locking the external fixed cylinder; 322. a locking cylinder; 41. a bottom fixed seat; 42. a fixed piston; 43. an oil chamber; 44. pushing the piston; 45. a pressure cylinder; 51. an arc-shaped rubber plate; 52. a telescopic cylinder; 511. a telescopic screw; 512. a telescopic matching threaded cylinder; 513. an electric motor.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-6, a puncture positioning device for cardiology department comprises a supporting mechanism 1 for supporting, a joint mechanism 3 for matching between the supporting mechanism 1 and the external connecting mechanism 4 for fixing the device on one side, wherein the lower end of the supporting mechanism 1 is connected with an external fixed end through the external connecting mechanism 4, joints of the supporting mechanism 1 are connected through the joint mechanism 3, a puncture locking mechanism 5 is arranged at the top end of the supporting mechanism 1, a puncture needle 6 is fixed on the inner side of the puncture locking mechanism 5, and a control mechanism 2 is arranged on the side surface of the supporting mechanism 1;

the supporting mechanism 1 comprises a first rocker arm 11, a second rocker arm 12, a third rocker arm 13 and a fourth rocker arm 14, the first rocker arm 11, the second rocker arm 12, the third rocker arm 13 and the fourth rocker arm 14 are connected with each other through a joint mechanism 3, the second rocker arm 12 is arranged at the upper end of the first rocker arm 11, the third rocker arm 13 is installed at one end of the second rocker arm 12, and the fourth rocker arm 14 is installed at one end of the third rocker arm 13;

the control mechanism 2 comprises a master control button 21, a split button 22 and an anti-false touch button 23, wherein the master control button 21, the split button 22 and the anti-false touch button 23 are all arranged on the end face of the side of the third rocker arm 13;

the joint mechanism 3 comprises a damping mechanism 31, a locking mechanism 32 and a central shaft 33, the central shaft 33 is fixed on the first rocker arm 11, the second rocker arm 12, the third rocker arm 13 and the fourth rocker arm 14, the locking mechanism 32 and the central shaft 33 are arranged outside the central shaft 33, the locking mechanism 32 comprises a damping external fixed cylinder 311, a damping plate 312 and a damping spring 313, the damping plate 312 is tightly attached to the outer end face of the central shaft 33, the damping external fixed cylinder 311 is arranged outside the damping plate 312, the damping spring 313 is arranged between the damping plate 312 and the damping external fixed cylinder 311, the locking mechanism 32 comprises a locking external fixed cylinder 321 and a locking cylinder 322, the locking external fixed cylinder 321 and the damping external fixed cylinder 311 are integrally formed, the locking cylinder 322 is arranged inside the locking external fixed cylinder 321, and the piston end of the locking cylinder 322 is positioned on the upper surface of the central shaft 33;

the external connecting mechanism 4 comprises a bottom fixed seat 41, a fixed piston 42, an oil cavity 43 and a pushing piston 44, the bottom fixed seat 41 is connected with the first rocker arm 11 through the joint mechanism 3, the fixed piston 42 is arranged at the upper end and the lower end of the inner side surface of the bottom fixed seat 41, the fixed piston 42 is connected with the oil cavity 43 through an oil duct, the oil cavity 43 is located inside the bottom fixed seat 41, the pushing piston 44 is arranged inside the oil cavity 43, and the power end of the pushing piston 44 is connected with a pressure applying cylinder 45.

Preferably: the puncture locking mechanism 5 comprises an arc-shaped rubber plate 51 and a telescopic cylinder 52, the telescopic cylinder 52 is arranged in the fourth rocker arm 14, a hole for installing the puncture needle 6 is formed in the fourth rocker arm 14, the arc-shaped rubber plate 51 is arranged at one end, located at the puncture needle 6, of the telescopic cylinder 52, and when the puncture needle 6 needs to be fixed, the split button 22 is used for controlling the telescopic cylinder 52 to be started, so that the telescopic cylinder 52 drives the arc-shaped rubber plate 51 to be matched with the fourth rocker arm 14 to fixedly lock the puncture needle 6; the master control button 21, the split buttons 22 and the mistaken touch prevention button 23 are all embedded in the third rocker arm 13, the master control button 21 controls all pressure parts in the inner part to be locked or unlocked, and the split buttons 22 play a role in independent control; the damping plate 312 is connected with the damping external fixed cylinder 311 in a sliding mode, the locking cylinder 322 is connected with the locking external fixed cylinder 321 through a screw, the central shaft 33 is connected with the damping external fixed cylinder 311 and the locking external fixed cylinder 321 in a rotating mode, the four damping plates 312 are matched with the central shaft 33, when the locking cylinder 322 does not lock the central shaft 33, the central shaft 33 is matched with the damping plates 312, so that damping exists in rotation between the first rocker arm 11 and the second rocker arm 12, and therefore displacement caused by inertia is avoided; the fixed piston 42 is slidably connected with the bottom fixed seat 41, the pushing piston 44 is connected with the pressing cylinder 45 through threads, and the fixed piston 42 can be quickly fixed on an external fixed end when being subjected to oil pressure; be provided with the slipmat that is used for skid-proof between locking cylinder 322 and the central axis 33, locking cylinder 322 plays the locking central axis 33 effect to guarantee to fix a position fast after supporting mechanism 1 takes place to overturn or the displacement.

The working principle is as follows: when the fixing device is needed, the outside of the bottom fixing seat 41 is sleeved on the outside fixing end, then the split button 22 is used for controlling the pressure cylinder 45, the push piston 44 pushes the oil in the oil chamber 43 to push the fixed piston 42 through the pressure cylinder 45, so that the fixed piston 42 locks the external device, at this time, the locking cylinder 322 among the first rocker arm 11, the second rocker arm 12, the third rocker arm 13 and the fourth rocker arm 14 is not started to be locked, at this time, the first rocker arm 11, the second rocker arm 12, the third rocker arm 13 and the fourth rocker arm 14 can be manually pulled, the damping of the damping plate 312 is used for adjustment, the puncture needle 6 is locked through the telescopic cylinder 52 and the arc-shaped rubber plate 51 to perform puncture positioning in the previous period, when the locking relation among the first rocker arm 11, the second rocker arm 12 and the third rocker arm 13 needs to be fixed, the locking cylinder 322 can be independently controlled to be started through the split button 22, therefore, the locking cylinder 322 locks the central shaft 33, the locking speed is ensured, the deviation caused by knob type locking is avoided, and the stability and the safety are improved.

Example 2

As shown in fig. 7, the difference between the embodiment 2 and the embodiment 1 is that the puncture locking mechanism 5 includes an arc-shaped rubber plate 51, a telescopic screw 511, a telescopic matching screw cylinder 512 and a motor 513, a motor 513 is disposed inside the fourth rocker arm 14, the telescopic matching screw cylinder 512 is mounted at the power end of the motor 513, the telescopic screw 511 is fitted inside the telescopic matching screw cylinder 512, a hole for mounting the puncture needle 6 is formed in the fourth rocker arm 14, the arc-shaped rubber plate 51 is disposed at one end of the puncture needle 511 located at one end of the puncture needle 6, when the puncture needle 6 needs to be fixed, the split button 22 is used to control the motor 513 to be started, so that the motor 513 drives the telescopic matching screw cylinder 512 to be fitted with the telescopic screw 511, and the arc-shaped rubber plate 51 is driven by the telescopic screw 511 to cooperate with the fourth rocker arm 14 to fix and lock the puncture needle 6 after the telescopic screw 511 is extended.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (7)

1. The utility model provides a puncture positioner for intracardiac branch of academic or vocational study which characterized in that: the device comprises a supporting mechanism (1) for supporting, a joint mechanism (3) matched between the supporting mechanisms (1) and an external connecting mechanism (4) used for fixing the device on one side, wherein the lower end of the supporting mechanism (1) is connected with an external fixed end through the external connecting mechanism (4), joints of the supporting mechanism (1) are connected through the joint mechanism (3), a puncture locking mechanism (5) is arranged at the top end of the supporting mechanism (1), a puncture needle (6) is fixed on the inner side of the puncture locking mechanism (5), and a control mechanism (2) is arranged on the side surface of the supporting mechanism (1);

the supporting mechanism (1) comprises a first rocker arm (11), a second rocker arm (12), a third rocker arm (13) and a fourth rocker arm (14), the first rocker arm (11), the second rocker arm (12), the third rocker arm (13) and the fourth rocker arm (14) are connected with each other through the joint mechanism (3), the second rocker arm (12) is arranged at the upper end of the first rocker arm (11), the third rocker arm (13) is installed at one end of the second rocker arm (12), and the fourth rocker arm (14) is installed at one end of the third rocker arm (13);

the control mechanism (2) comprises a master control button (21), a split button (22) and an anti-false-touch button (23), and the master control button (21), the split button (22) and the anti-false-touch button (23) are all arranged on the end face of the side of the third rocker arm (13);

the joint mechanism (3) comprises a damping mechanism (31), a locking mechanism (32) and a center shaft (33), the center shaft (33) is fixed on the first rocker arm (11), the second rocker arm (12), the third rocker arm (13) and the fourth rocker arm (14), the locking mechanism (32) and the center shaft (33) are arranged outside the center shaft (33), the locking mechanism (32) comprises a damping external fixing barrel (311), a damping plate (312) and a damping spring (313), the damping plate (312) is tightly attached to the outer end face of the center shaft (33), the damping plate (312) is externally provided with the damping external fixing barrel (311), the damping plate (312) and the damping spring (313) are arranged between the damping external fixing barrels (311), the locking mechanism (32) comprises a locking external fixing barrel (321), The locking external fixed cylinder (321) and the damping external fixed cylinder (311) are integrally formed, the locking cylinder (322) is arranged in the locking external fixed cylinder (321), and the piston end of the locking cylinder (322) is positioned on the upper surface of the central shaft (33);

outside coupling mechanism (4) include bottom fixing base (41), fixed piston (42), oil pocket (43), promote piston (44), bottom fixing base (41) are passed through joint mechanism (3) are connected first rocking arm (11), the lower extreme all is provided with on bottom fixing base (41) medial surface fixed piston (42), fixed piston (42) pass through the oil duct and connect oil pocket (43), oil pocket (43) are located inside bottom fixing base (41), oil pocket (43) inside is provided with promote piston (44), it presses cylinder (45) to promote piston (44) power end connection.

2. A puncture positioning device for cardiology department according to claim 1, wherein: puncture locking mechanism (5) include arc rubber slab (51), telescopic cylinder (52), fourth rocking arm (14) inside is provided with telescopic cylinder (52), the shaping has the installation on fourth rocking arm (14) the hole of pjncture needle (6), telescopic cylinder (52) are located pjncture needle (6) one end is provided with arc rubber slab (51).

3. A puncture positioning device for cardiology department according to claim 1, wherein: puncture locking mechanism (5) include arc rubber slab (51), telescopic screw (511), flexible cooperation screw thread section of thick bamboo (512), motor (513), fourth rocking arm (14) inside is provided with motor (513), install motor (513) power end flexible cooperation screw thread section of thick bamboo (512), the inboard cooperation of flexible cooperation screw thread section of thick bamboo (512) has telescopic screw (511), the shaping has the installation on fourth rocking arm (14) the hole of pjncture needle (6), telescopic screw (511) are located pjncture needle (6) one end is provided with arc rubber slab (51).

4. A puncture positioning device for cardiology department according to claim 1, wherein: the master control button (21), the split button (22) and the mis-touch prevention button (23) are all embedded in the third rocker arm (13).

5. A puncture positioning device for cardiology department according to claim 1, wherein: damping plate (312) sliding connection damping outside solid fixed cylinder (311), locking cylinder (322) pass through the screwed connection locking outside solid fixed cylinder (321), center pin (33) rotate the connection damping outside solid fixed cylinder (311), locking outside solid fixed cylinder (321).

6. A puncture positioning device for cardiology department according to claim 1, wherein: the fixed piston (42) is connected with the bottom fixed seat (41) in a sliding mode, and the pushing piston (44) is connected with the pressing cylinder (45) through threads.

7. A puncture positioning device for cardiology department according to claim 1, wherein: and a non-slip mat for preventing slipping is arranged between the locking cylinder (322) and the central shaft (33).

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