CN212186628U

CN212186628U - Ultrasonic hemostasis puncture head assembly and biopsy device

Info

Publication number: CN212186628U
Application number: CN202020302132.0U
Authority: CN
Inventors: 高素娟; 宋子超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-12-22
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses an supersound hemostasis puncture head subassembly and biopsy device belongs to medical instrument technical field, and it includes outer sword pipe, four spouts have been seted up to the surface of outer sword pipe, two draw-in grooves have been seted up to the lower surface of spout inner wall, the left side be provided with the lug in the draw-in groove, the upper surface of lug passes through the telescoping device and is connected with the lower fixed surface of fixed block, the right side fixed surface of fixed block is connected with the slider, slider sliding connection is in the spout, the last fixed surface of slider is connected with the connecting block, the connecting block is through round pin axle and connecting rod swing joint. This supersound hemostasis puncture head subassembly and biopsy device through mutually supporting between slider, spring, lug, connecting rod, universal ball and the sucking disc to make this device can reach the effect of location, guarantee the stability in this device use, reduced the degree of difficulty of operation, thereby brought the convenience for nursing staff's use.

Description

Ultrasonic hemostasis puncture head assembly and biopsy device

Technical Field

The utility model belongs to the technical field of medical instrument, specifically be an supersound hemostasis puncture head subassembly and biopsy device.

Background

During the biopsy operation, the puncture head may bleed from the time after the puncture head punctures the epidermis to the time after the puncture head leaves the epidermis, which may affect the operation or endanger the safety of the patient. In the prior art, an ultrasonic transducer is installed at the front end of a cutter of some biopsy devices, after a high-frequency electric connector is connected to the ultrasonic transducer, piezoelectric ceramics in the ultrasonic transducer generate vibration with corresponding frequency, and drive a puncture head to do ultrasonic vibration to act on human tissues, so that the biopsy device is beneficial to puncturing the skin and additionally has the effect of stopping bleeding. However, this kind of biopsy device mainly utilizes ultrasonic vibration to puncture skin, therefore the ultrasonic energy that requires ultrasonic transducer output is big, make the electrode slice of ultrasonic transducer and the number of pieces of piezoceramics piece more, lead to ultrasonic transducer's length longer, thereby lead to the interval between puncture head and the sample groove longer, the length that the cutter inserted human part is just longer, it is big to the human tissue injury, chinese utility model discloses an supersound hemostasis puncture head subassembly and biopsy device for application number CN201822210664.7, it has solved above-mentioned problem, but its rethread nursing staff manual operation puncture back, artifical manual support can't avoid producing the shake, lead to its device to take place the problem of erroneous tendency, the degree of difficulty of operation has been improved, thereby inconvenient nursing staff's use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides an supersound hemostasis puncture head subassembly and biopsy device has solved above-mentioned application rethread nursing staff manual operation puncture back, and artifical manual support can inevitably produce the shake, leads to its device to take place partial problem, has improved the degree of difficulty of operation to inconvenient nursing staff's problem of using.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an supersound hemostasis puncture head subassembly, includes outer sword pipe, four spouts have been seted up to the surface of outer sword pipe, two draw-in grooves have been seted up to the lower surface of spout inner wall, the left side be provided with the lug in the draw-in groove, the upper surface of lug passes through the lower fixed surface of telescoping device and fixed block and is connected, the right side fixed connection of fixed block has the slider.

The utility model discloses a puncture needle, including slider sliding connection, connecting rod, universal ball, outer cutter pipe, interior cutter pipe and ultrasonic vibrator, slider sliding connection is in the spout, the last fixed surface of slider is connected with the connecting block, the connecting block is through round pin axle and connecting rod swing joint, the right-hand member of connecting rod passes through the left surface fixed connection of universal ball and sucking disc, be provided with interior cutter pipe and ultrasonic vibrator in the outer cutter pipe respectively, the left end fixedly connected with puncture head of outer cutter pipe.

As a further aspect of the present invention: the telescopic device comprises a telescopic rod, a spring is sleeved on the outer surface of the telescopic rod, and the two ends of the spring and the telescopic rod are fixedly connected with the lower surface of the fixed block and the upper surface of the lug respectively.

As a further aspect of the present invention: the slider shape sets up to the T shape, the shape of spout and the shape looks adaptation of slider.

As a further aspect of the present invention: the shape of the clamping groove is arc-shaped, and the shape of the lower surface of the bump is matched with that of the clamping groove.

As a further aspect of the present invention: the connecting rod is arranged in the elastic fixing piece, and the elastic fixing piece is fixedly connected to the upper surface of the outer knife tube.

A biopsy device, said assembly of any of the above described components being a biopsy device.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this supersound hemostasis puncture head subassembly and biopsy device, through the slider, a spring, the lug, the connecting rod, mutually support between universal ball and the sucking disc, during the use, move suitable position left through promoting the connecting rod for the sucking disc closely contacts with patient's skin, make the spring drive the lug card go into in the draw-in groove, thereby make this device can reach the effect of location, guarantee the stability in this device use, reduced the degree of difficulty of operation, thereby brought the convenience for nursing staff's use work.

2. This supersound hemostasis puncture head subassembly and biopsy device through setting up universal ball, and universal ball self possesses the characteristic that the multi-angle was adjusted, makes its angle modulation work that can guarantee the sucking disc to can adjust the purpose that suitable angle and patient's skin contact reached the location with the sucking disc.

3. This supersound hemostasis puncture head subassembly and biopsy device through setting up slider and spout, and the shape of slider and spout all sets up to the T shape for the slider can be gliding more steady in the spout, avoids the problem of slider roll-off spout, thereby is favorable to the use work of this device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view at a position a of the present invention;

fig. 3 is a left-side view schematically illustrating the structure of the elastic fixing member of the present invention;

FIG. 4 is a schematic view of the left-side cross-sectional structure of the slider of the present invention;

in the figure: the device comprises an outer cutter tube 1, a sliding groove 2, a sliding block 3, a clamping groove 4, a bump 5, a telescopic device 6, a telescopic rod 61, a spring 62, a fixed block 7, a connecting block 8, a connecting rod 9, a pin shaft 10, an elastic fixing part 11, a universal ball 12, a sucking disc 13, an inner cutter tube 14, a puncture head 15 and an ultrasonic vibrator 16.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: an ultrasonic hemostasis puncture head component and a biopsy device comprise an outer knife tube 1, four sliding grooves 2 are arranged on the outer surface of the outer knife tube 1, two clamping grooves 4 are arranged on the lower surface of the inner wall of each sliding groove 2, a fixed point is convenient to provide for a lug 5 by arranging the clamping grooves 4, a lug 5 is arranged in a clamping groove 4 on the left side, the clamping groove 4 is arc-shaped, the shape of the lower surface of the lug 5 is matched with that of the clamping groove 4, the shape of the clamping groove 4 and the shape of the lower surface of the lug 5 are both arc-shaped, so that a nursing worker can push the lug 5 out of the clamping groove 4 by applying corresponding force, the use work of the nursing worker is convenient, the upper surface of the lug 5 is fixedly connected with the lower surface of the fixed block 7 through a telescopic device 6, the telescopic device 6 comprises a telescopic rod 61, and the telescopic, avoid spring 62 to appear the problem of slope deviation, spring 62 has been cup jointed to the surface of telescopic link 61, through setting up spring 62, and spring 62 can utilize the elasticity of self to promote 5 card of lug and go into in draw-in groove 4 to can fix a position slider 3's position, further guarantee the stability of this device, the both ends of spring 62 and telescopic link 61 respectively with the lower surface of fixed block 7 and the last fixed surface of lug 5 be connected, the right flank fixedly connected with slider 3 of fixed block 7.

The slider 3 is connected in the chute 2 in a sliding way, the slider 3 is T-shaped, the shape of the chute 2 is matched with that of the slider 3, the slider 3 and the chute 2 are arranged, and the shapes of the slider 3 and the chute 2 are both T-shaped, so that the slider 3 can slide more stably in the chute 2, and the problem that the slider 3 slides out of the chute 2 is avoided, thereby being beneficial to the use work of the device, the upper surface of the slider 3 is fixedly connected with a connecting block 8, the connecting block 8 is movably connected with a connecting rod 9 through a pin shaft 10, the connecting rod 9 is arranged in an elastic fixing part 11, the elastic fixing part 11 is fixedly connected with the upper surface of the outer knife pipe 1, and a nursing staff can clamp the connecting rod 9 into the elastic fixing part 11 through force application, thereby being convenient for fixing the connecting rod 9 and facilitating the work of the nursing staff, the right end of the connecting rod 9 is fixedly connected with the left side surface of, through setting up universal ball 12, and universal ball 12 self possesses the characteristic of multi-angle modulation, make its angle modulation work that can guarantee sucking disc 13, thereby can adjust sucking disc 13 to the purpose that suitable angle and patient's skin contact reached the location, through setting up sucking disc 13, and sucking disc 13 can adsorb on patient's skin surface, thereby can reach and fix a position fixed purpose to this device, be provided with interior sword pipe 14 and ultrasonic vibrator 16 in the outer sword pipe 1 respectively, the left end fixedly connected with puncture head 15 of outer sword pipe 1.

A biopsy device, wherein the puncture head assembly of any one of the above-mentioned devices is a biopsy device.

The utility model discloses a theory of operation does:

s1, when the puncture head 15 is needed to be used, the nursing staff puncture the skin of the patient through the puncture head 15, when the puncture head 15 penetrates into the skin or withdraws from the skin, if bleeding does not occur, the ultrasonic vibrator 16 can be controlled to work, one end of the ultrasonic vibrator 16 acts on the contacted tissues through the puncture head 15, and the proteins of the tissues are denatured to stop bleeding;

s2, when the device needs to be positioned, the connecting rod 9 is turned to the left side, and then the connecting rod 9 is pushed to move leftwards through the sliding block 3, so that the connecting rod 9 is in contact with the skin of a patient through the angle adjustment of the universal ball 12;

s3, the spring 62 compresses to separate the bump 5 from the right card slot 4, when the connecting rod 9 pushes the suction cup 13 to closely contact with the skin of the patient, the spring 62 pushes the bump 5 to be clamped into the card slot 4 by the elasticity of the spring 62, so that the positioning purpose can be achieved in four directions.

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.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an supersound hemostasis puncture head subassembly, includes outer sword pipe (1), its characterized in that: the outer surface of the outer cutter tube (1) is provided with four sliding chutes (2), the lower surfaces of the inner walls of the sliding chutes (2) are provided with two clamping grooves (4), a convex block (5) is arranged in the clamping groove (4) on the left side, the upper surface of the convex block (5) is fixedly connected with the lower surface of a fixed block (7) through a telescopic device (6), and the right side surface of the fixed block (7) is fixedly connected with a sliding block (3);

slider (3) sliding connection is in spout (2), the last fixed surface of slider (3) is connected with connecting block (8), connecting block (8) are through round pin axle (10) and connecting rod (9) swing joint, the right-hand member of connecting rod (9) passes through the left surface fixed connection of universal ball (12) and sucking disc (13), be provided with interior sword pipe (14) and ultrasonic vibrator (16) in outer sword pipe (1) respectively, the left end fixedly connected with puncture head (15) of outer sword pipe (1).

2. An ultrasonic hemostatic lancet assembly according to claim 1, wherein: the telescopic device (6) comprises a telescopic rod (61), a spring (62) is sleeved on the outer surface of the telescopic rod (61), and two ends of the spring (62) and the telescopic rod (61) are fixedly connected with the lower surface of the fixed block (7) and the upper surface of the bump (5) respectively.

3. An ultrasonic hemostatic lancet assembly according to claim 1, wherein: the shape of the sliding block (3) is set to be T-shaped, and the shape of the sliding groove (2) is matched with that of the sliding block (3).

4. An ultrasonic hemostatic lancet assembly according to claim 1, wherein: the shape of the clamping groove (4) is arc-shaped, and the shape of the lower surface of the bump (5) is matched with that of the clamping groove (4).

5. An ultrasonic hemostatic lancet assembly according to claim 1, wherein: the connecting rod (9) is arranged in the elastic fixing piece (11), and the elastic fixing piece (11) is fixedly connected to the upper surface of the outer knife tube (1).

6. A biopsy device, comprising: the puncture head assembly of any one of claims 1-5 being a biopsy device.