CN213372348U

CN213372348U - Puncture needle structure for cardiology

Info

Publication number: CN213372348U
Application number: CN202020843019.3U
Authority: CN
Inventors: 李风云; 永明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-06-08
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a puncture needle structure for intracardiac branch of academic or vocational study, the electric iron comprises a cylinder body, the inner chamber sliding clamping of cylinder has been fixed with cylinder and rotating electrical machines on slide and the slide, the right-hand member of cylinder is fixed with the inner chamber left side wall that puncture needle and puncture needle run through the cylinder and extend to its outside, the inner chamber of cylinder is equipped with pull mechanism, rotating electrical machines's output shaft and threaded rod fixed connection, and the left end and the pull mechanism threaded connection of threaded rod. A puncture needle structure for intracardiac branch of academic or vocational study, accessible moving mechanism drives the pjncture needle motion and pricks into the human body, and rethread control driving motor drives pull mechanism and is linear motion in the cylinder again to realize the extraction work of secretion, the operation can be accomplished to the one hand, convenient and fast, the back is finished in the operation, but reverse control driving motor work, make the inner chamber of pjncture needle withdrawal cylinder, can prevent to expose the pjncture needle that is outside and prick the human body.

Description

Puncture needle structure for cardiology

Technical Field

The utility model relates to a medical treatment extraction equipment field, in particular to pjncture needle structure for intracardiac branch of academic or vocational study.

Background

The cardiology department, cardiovascular medicine, is the clinical department who treats cardiovascular diseases. At present, the treatment method aiming at the pericardial effusion of a patient adopts a puncturing mode to extract secretion for testing. In the treatment of the cardiology, puncture and spot inspection of the focus of pericardial effusion are needed.

The existing puncture equipment is generally used for connecting a syringe for puncture and puncturing a patient, two hands are generally matched, the syringe body is held by one hand, a drawing rod of the syringe is pulled by the other hand to extract secretion, one-hand operation cannot be carried out, and the puncture needle exposed outside easily punctures a human body, so that the puncture needle structure for the cardiology department is provided.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a puncture needle structure for department of cardiology can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a puncture needle structure for intracardiac branch of academic or vocational study, includes the cylinder, the inner chamber slide clamping of cylinder has been fixed with cylinder and rotating electrical machines on slide and the slide, the right-hand member of cylinder is fixed with the inner chamber left side wall that puncture needle and puncture needle run through the cylinder and extend to its outside, the inner chamber of cylinder is equipped with pull mechanism, rotating electrical machines's output shaft and threaded rod fixed connection, and the left end and the pull mechanism threaded connection of threaded rod, the right side of slide is equipped with moving mechanism and slide fixed connection.

Preferably, the drawing mechanism comprises a drawing rod, the drawing rod is provided with a plugging head, a stabilizing block and a sliding clamping connection of the stabilizing block and the inner cavity wall of the needle cylinder, and the inner cavity of the drawing rod is provided with a movable cavity matched with the threaded rod.

Preferably, the moving mechanism comprises a screw rod and a driving motor, the screw rod is rotatably arranged in the inner cavity of the cylinder, a moving nut and a worm wheel are arranged on the screw rod, the moving nut is fixedly connected with the upper end of the sliding plate, an output shaft of the driving motor is fixedly connected with the worm, and the worm is meshed with the worm wheel fixedly arranged on the screw rod.

Preferably, an elastic sleeve is fixed on the outer wall of the cylinder body, and friction bulges which are uniformly arranged at equal intervals are arranged on the outer wall of the elastic sleeve.

Preferably, a control switch is fixed on the outer wall of the column body, and the upper end of the control switch penetrates through the elastic sleeve and extends to the outside of the elastic sleeve.

Preferably, the inner chamber of cylinder is equipped with the battery, and is fixed with the interface and the electric quantity pilot lamp that charge on the right side wall of cylinder, the interface and the electric quantity pilot lamp that charge all with battery electric connection, battery, rotating electrical machines and driving motor all with control switch electric connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the puncture needle can be driven by the moving mechanism to move and prick into a human body, and then the pulling mechanism is driven by controlling the driving motor to do linear motion in the needle cylinder, so that the secretion can be extracted, the operation can be completed by one hand, and the operation is convenient and fast.

2. After the operation is finished, the driving motor can be reversely controlled to work, so that the puncture needle retracts into the inner cavity of the needle cylinder, and the puncture needle exposed outside can be prevented from hurting a human body.

Drawings

FIG. 1 is an overall structural view of a puncture needle structure for cardiology department of the present invention;

FIG. 2 is a front sectional view of a cylinder of the puncture needle structure for cardiology department of the present invention;

FIG. 3 is a front sectional view of a drawing rod of the puncture needle structure for cardiology department of the present invention;

fig. 4 is a right side view of the utility model of a puncture needle structure for cardiology department.

In the figure: 1. a cylinder; 2. puncturing needle; 3. a control switch; 4. an elastic sleeve; 5. a friction projection; 6. a drawing mechanism; 61. a pull rod; 62. a stabilizing block; 63. a plugging head; 64. a movable cavity; 7. a moving mechanism; 71. a drive motor; 72. a worm; 73. a turbine; 74. moving the nut; 75. a screw rod; 8. a needle cylinder; 9. a slide plate; 10. a threaded rod; 11. a rotating electric machine; 12. a storage battery; 13. a charging interface; 14. electric quantity indicator lamp.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

As shown in fig. 1-4, a puncture needle structure for cardiology department comprises a cylinder 1, a slide plate 9 is slidably engaged with an inner cavity of the cylinder 1, a needle cylinder 8 and a rotating motor 11 are fixed on the slide plate 9, a puncture needle 2 is fixed at a right end of the needle cylinder 8, a left end of the puncture needle 2 penetrates through a left side wall of the inner cavity of the cylinder 1 and extends to the outside of the inner cavity, a drawing mechanism 6 is arranged in the inner cavity of the needle cylinder 8, an output shaft of the rotating motor 11 is fixedly connected with a threaded rod 10, a left end of the threaded rod 10 is in threaded connection with the drawing mechanism 6, a moving mechanism 7 is arranged on a right side of the slide plate 9.

The drawing mechanism 6 comprises a drawing rod 61, a plugging head 63 and a stabilizing block 62 are arranged on the drawing rod 61, the stabilizing block 62 is in sliding clamping connection with the inner cavity wall of the needle cylinder 8, a movable cavity 64 matched with the threaded rod 10 is arranged in the inner cavity of the drawing rod 61, drawing operation can be performed through movement of the drawing rod 61 of the drawing mechanism 6, and the drawing rod 61 is convenient to stably move through the stabilizing block 62.

The moving mechanism 7 comprises a screw rod 75 and a driving motor 71, the screw rod 75 is rotatably arranged in the inner cavity of the cylinder 1, a moving nut 74 and a worm wheel 73 are arranged on the screw rod 75, the moving nut 74 is fixedly connected with the upper end of the sliding plate 9, an output shaft of the driving motor 71 is fixedly connected with the worm 72, the worm 72 is meshed with the worm wheel 73 fixedly arranged on the screw rod 75, the driving motor 71 of the moving mechanism 7 drives the worm 72 to rotate, so that the worm wheel 73 drives the screw rod 75 to rotate, the sliding plate 9 is driven to move by the moving nut 74, and finally the puncture needle 2 is punctured into a human body.

The outer wall of the cylinder body 1 is fixed with the elastic sleeve 4, and the outer wall of the elastic sleeve 4 is provided with the friction bulges 5 which are uniformly arranged at equal intervals, so that the hand-holding comfort level can be enhanced, the friction force between the hand and the cylinder body can be improved, and the anti-skidding effect is achieved.

The outer wall of the column body 1 is fixed with a control switch 3, the upper end of the control switch 3 penetrates through the elastic sleeve 4 and extends to the outside of the elastic sleeve, and the motor is controlled to work through the control switch 3.

The inner chamber of cylinder 1 is equipped with battery 12, and is fixed with interface 13 and the electric quantity pilot lamp 14 that charges on the right side wall of cylinder 1, interface 13 and the electric quantity pilot lamp 14 that charge all with battery 12 electric connection, battery 12, rotating electrical machines 11 and driving motor 71 all with control switch 3 electric connection, the work of each motor of control switch 3 control of being convenient for.

It should be noted that the utility model is a puncture needle structure for cardiology department, when in use, the control switch 3 is used to control the driving motor 71 to drive the worm 72 to rotate, thereby leading the worm wheel 73 to drive the screw rod 75 to rotate, utilizing the movable nut 74 to drive the sliding plate 9 to move, finally leading the puncture needle 2 to be punctured into the human body, then controlling the rotating motor 11 to drive the threaded rod 10 to rotate, leading the pull rod 61 to do linear motion in the inner cavity of the syringe 8, thereby the operation of extracting the secretion can be completed by one hand, the operation is convenient and fast, after the operation is completed, the operation of the driving motor 71 can be controlled reversely, so that the puncture needle 2 retracts into the inner cavity of the needle cylinder 8, the puncture needle 2 exposed outside can be prevented from hurting the human body, the whole operation can be finished by one hand, the operation is convenient and simple, the electric quantity condition of the storage battery 12 is known through the electric quantity indicator lamp 14, and the storage battery 12 is charged through the charging interface 13.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a puncture needle structure for intracardiac branch of academic or vocational study, includes cylinder (1), its characterized in that: the inner chamber sliding joint of cylinder (1) has slide (9) and is fixed with cylinder (8) and rotating electrical machines (11) on slide (9), the right-hand member of cylinder (8) is fixed with puncture needle (2) and the left end of puncture needle (2) runs through the inner chamber left side wall of cylinder (1) and extends to its outside, the inner chamber of cylinder (8) is equipped with pull mechanism (6), the output shaft and threaded rod (10) fixed connection of rotating electrical machines (11), and the left end and the pull mechanism (6) threaded connection of threaded rod (10), the right side of slide (9) is equipped with moving mechanism (7) and slide (9) fixed connection.

2. A puncture needle structure for cardiology department according to claim 1, wherein: pull mechanism (6) are including pull pole (61), be equipped with on pull pole (61) choke plug (63) and stabilize piece (62) and the inner chamber wall slip joint of cylinder (8), the inner chamber of pull pole (61) is equipped with movable chamber (64) with threaded rod (10) looks adaptation.

3. A puncture needle structure for cardiology department according to claim 1, wherein: moving mechanism (7) include lead screw (75) and driving motor (71), lead screw (75) are rotated and are set up in the inner chamber of cylinder (1), and are equipped with on lead screw (75) and remove nut (74) and turbine (73), the upper end fixed connection of removing nut (74) and slide (9), the output shaft and worm (72) fixed connection of driving motor (71), and worm (72) and fixed turbine (73) the meshing that sets up on lead screw (75) are connected.

4. A puncture needle structure for cardiology department according to claim 1, wherein: the outer wall of the cylinder body (1) is fixed with an elastic sleeve (4), and the outer wall of the elastic sleeve (4) is provided with friction bulges (5) which are uniformly arranged at equal intervals.

5. A puncture needle structure for cardiology department according to claim 4, wherein: the outer wall of the column body (1) is fixed with a control switch (3), and the upper end of the control switch (3) penetrates through the elastic sleeve (4) and extends to the outside of the elastic sleeve.

6. A puncture needle structure for cardiology according to any one of claims 1-5, wherein: the inner chamber of cylinder (1) is equipped with battery (12), and is fixed with interface (13) and electric quantity pilot lamp (14) that charge on the right side wall of cylinder (1), interface (13) and electric quantity pilot lamp (14) that charge all with battery (12) electric connection, battery (12), rotating electrical machines (11) and driving motor (71) all with control switch (3) electric connection.