CN113384328B

CN113384328B - Ultrasonic positioning device

Info

Publication number: CN113384328B
Application number: CN202110681709.2A
Authority: CN
Inventors: 李岳礁; 兰贝蒂; 王瑞涛
Original assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Current assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Priority date: 2021-06-19
Filing date: 2021-06-19
Publication date: 2022-09-30
Anticipated expiration: 2041-06-19
Also published as: CN113384328A

Abstract

The invention discloses an ultrasonic positioning device which comprises an ultrasonic probe, a vertical rod and a longitudinal rod, wherein a sliding groove is axially formed in the top surface of the longitudinal rod, a sliding block is slidably mounted in the sliding groove, the lower end of the vertical rod is mounted on the sliding block, an electromagnet is mounted on the bottom surface of the sliding groove in an embedded mode, a lantern ring is mounted outside the ultrasonic probe and sleeved on the vertical rod, more than one insertion hole is formed in the left side surface of the vertical rod, a holding rod is vertically mounted on the top surface of the ultrasonic probe, an insertion rod is arranged on the right side of the holding rod, one end of the insertion rod is inserted into the corresponding insertion hole, the other end of the insertion rod is bent upwards to form a squeezing part, a spring is mounted between the squeezing part and the holding rod, and a switch for controlling the electromagnet to be opened or closed is mounted on the top surface of the holding rod. The invention can adjust the height of the ultrasonic probe according to the detected position, can also stably move along the axial direction of the human body for detection, avoids the position deviation, and can completely fix the ultrasonic probe after the position is determined, thereby avoiding the repeated detection operation caused by the displacement of the probe.

Description

Ultrasonic positioning device

Technical Field

The invention relates to the technical field of medical instruments, in particular to an ultrasonic positioning device.

Background

The percutaneous aspiration soft tissue biopsy under the guidance of ultrasound is one of the important diagnostic methods for determining the properties of soft tissue tumor, thyroid gland, parotid gland tumor and other superficial tumor, and the aspiration needs to be detected by an ultrasonic probe to display the focus area on a computer.

At present, when ultrasonic puncture is performed, an auxiliary positioning mechanism is not provided, a doctor needs to rely on a manual operation probe to move at a diseased part and press the probe to position a focus position, once a hand moves carelessly, a focus display area is easy to change, and therefore the doctor needs to perform positioning of the focus position again, puncture efficiency is affected, and meanwhile accuracy of a puncture position positioning result is affected.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide an ultrasonic positioning device to solve the problems mentioned in the background art.

The invention is realized by the following technical scheme: an ultrasonic positioning device comprises an ultrasonic probe, a vertical rod and a longitudinal rod, wherein a sliding groove is axially arranged on the top surface of the longitudinal rod, a sliding block is slidably arranged in the sliding groove, the lower end of the vertical rod is arranged on the sliding block, an electromagnet is embedded and arranged on the bottom surface of the sliding groove, the sliding block is fixed by adsorption of the electromagnet, a lantern ring is arranged outside the ultrasonic probe, the lantern ring is sleeved on the vertical rod, more than one jack is arranged on the left side surface of the vertical rod, a holding rod is vertically arranged on the top surface of the ultrasonic probe, an inserting rod is arranged on the right side of the holding rod, one end of the inserting rod is inserted into the corresponding jack, the other end of the inserting rod is bent upwards to form an extrusion part, a positioning rod is arranged on the extrusion part, a positioning hole is arranged right opposite to the positioning rod, one end of the positioning rod penetrates through the positioning hole, a spring is arranged between the extrusion part and the holding rod, and a switch for controlling the electromagnet to be opened or closed is arranged on the top surface of the holding rod, and a locking mechanism is arranged on the bottom surface of the longitudinal rod.

As the preferred technical scheme, the locking mechanism comprises a U-shaped plate, a screw rod, a pressing plate and a hand wheel, the upper end of the U-shaped plate is installed on the bottom surface of the longitudinal rod, a screw hole is formed in the bottom surface of the U-shaped plate, the screw rod is connected in the screw hole in a threaded mode, the pressing plate is installed at the upper end of the screw rod, and the hand wheel is installed at the lower end of the screw rod.

As the preferred technical scheme, the cross sections of the sliding block and the sliding groove are arranged in a dovetail structure, ball grooves are formed in two side faces of the sliding block, balls are movably mounted in the ball grooves, and part of the balls extend to the outside along the opening of the ball grooves and are in contact with the inner wall face of the sliding groove.

As preferred technical scheme, the hole of the lantern ring is the rectangle structure setting, and the cross-section of montant also is the rectangle structure setting, the hole phase-match of montant and the lantern ring, the inside cavity form setting that is of montant.

As the preferred technical scheme, the inner wall of each jack is uniformly provided with a rubber anti-skid layer.

As the preferred technical scheme, an electromagnetic strip for installing a puncture guide pipe is embedded in the outer wall of the ultrasonic probe along the circumferential direction, and the puncture guide pipe is adsorbed on the electromagnetic strip.

The beneficial effects of the invention are: the ultrasonic probe height adjusting device is simple in structure, the height of the ultrasonic probe can be adjusted according to the position to be detected, the ultrasonic probe can be directly positioned after adjustment, the ultrasonic probe can also be stably moved and detected along the axial direction of a human body, the position deviation is avoided, meanwhile, the ultrasonic probe can be completely fixed after the position is determined, the repeated detection operation caused by the displacement of the probe is avoided, the labor burden of a doctor can be relieved, and meanwhile, the accuracy of subsequent puncture positioning is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a collar and a vertical rod in an embodiment of the present invention.

Fig. 3 is a partial structural diagram of an embodiment of the invention.

Fig. 4 is a partial structural diagram of an embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings 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, the ultrasonic positioning device of the present invention comprises an ultrasonic probe 1, a vertical rod 2 and a longitudinal rod 13, wherein a sliding groove is axially disposed on a top surface of the longitudinal rod 13, a sliding block 11 is slidably disposed in the sliding groove, a lower end of the vertical rod 2 is mounted on the sliding block 11, an electromagnet 14 is mounted on a bottom surface of the sliding groove in an embedded manner, the sliding block 11 is fixed by the electromagnet 14 in an adsorption manner, a lantern ring 5 is mounted on an outer portion of the ultrasonic probe 1, the lantern ring 5 is sleeved on the vertical rod 2, more than one insertion hole 3 is disposed on a left side surface of the vertical rod 2, a holding rod 8 is vertically mounted on the top surface of the ultrasonic probe 1, an insertion rod 4 is disposed on a right side of the holding rod 8, one end of the insertion rod 4 is inserted into the corresponding insertion hole 3, the other end of the insertion rod 4 is bent upward to form a pressing portion 19, a positioning rod 7 is mounted on the pressing portion 19, a positioning hole is disposed on the holding rod 8 opposite to the positioning rod 7, one end of the positioning rod passes through the positioning hole, a spring 6 is arranged between the extrusion part 19 and the holding rod 8, a switch 9 for controlling the electromagnet to be opened or closed is arranged on the top surface of the holding rod 8, a locking mechanism is arranged on the bottom surface of the longitudinal rod 13, the electromagnet is poor in magnetism, and therefore the influence on a detection element is avoided.

In this embodiment, locking mechanism includes U template 15, screw rod 16, clamp plate 17 and hand wheel 18, and install on the bottom surface of vertical pole on the 15 upper ends of U template, is equipped with the screw hole on the bottom surface of

U template

15, and 16 threaded connection of screw rod are in the screw hole, and clamp plate 17 is installed in the screw rod upper end, and hand wheel 18 is installed in the screw rod lower extreme, and the U template can overlap on the bed board of sick bed to behind the rotatory hand wheel, can support the clamp plate on the bottom surface of bed board, make this device can be direct be fixed in on the sick bed.

In this embodiment, the cross-sections of the sliding block 11 and the sliding groove are arranged in a dovetail structure, ball grooves are respectively formed in the two side faces of the sliding block, balls 12 are movably mounted in the ball grooves, a part of each ball 12 extends to the outside along an opening of each ball groove and is in contact with the inner wall face of the sliding groove, friction between the sliding block and the sliding groove is reduced through the balls, and the ultrasonic probe can move rapidly.

In this embodiment, the hole of the lantern ring 5 is the rectangle structure setting, and the cross-section of montant 2 also is the rectangle structure setting, and montant 2 and the hole phase-match of the

lantern ring

5, 2 inside cavity forms the setting of being of montant, and the rotation of ultrasonic probe can have been avoided to montant and the sleeve pipe that the rectangle structure set up, and hollow structure's montant has then reduced weight, has made things convenient for the fore-and-aft removal of ultrasonic probe.

In this embodiment, all evenly arranged on every 3 inner walls of jack has the rubber skid resistant course to make 4 one ends of inserted bar insert after corresponding jack 3, can realize inserted bar 4's relatively fixed.

In this embodiment, an electromagnetic strip 20 for installing a puncture guide pipe is embedded in the outer wall of the ultrasonic probe 1 along the circumferential direction, the puncture guide pipe is adsorbed on the electric magnetic strip 20, and after the corresponding puncture position is found, the fixing operation of the puncture guide pipe can be performed.

When the ultrasonic probe is used in the specific implementation, the ultrasonic probe is sleeved on the vertical rod through the lantern ring, so that the ultrasonic probe can move up and down according to the detected position after a patient lies on the side, the extrusion part can be pushed leftwards during movement, the insertion rod is driven by the movement of the extrusion part, the ultrasonic probe can vertically move up and down along the vertical rod after the insertion rod is pulled out of the insertion hole, the extrusion part is released after the height is determined, the extrusion part can return through the rebounding of the spring, and the insertion rod is inserted into the corresponding insertion hole, so that the height of the ultrasonic probe is positioned; after the operation is completed, the ultrasonic probe can move along the longitudinal direction of the sliding groove (namely move along the axial direction of a patient), after the ultrasonic probe arrives at a detection area, the electromagnet can be opened through the switch, the sliding block and the vertical rod can be fixed through the electromagnet, so that complete fixation of the ultrasonic probe is completed, both hands can be effectively liberated, rapid positioning of a puncture position can be performed, and the accuracy of subsequent puncture is guaranteed.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. An ultrasonic positioning device, characterized in that: comprises an ultrasonic probe (1), a vertical rod (2) and a longitudinal rod (13), a sliding groove is axially arranged on the top surface of the longitudinal rod (13), a sliding block (11) is arranged in the sliding groove in a sliding manner, the lower end of the vertical rod (2) is arranged on the sliding block (11), an electromagnet (14) is arranged on the bottom surface of the sliding groove in an embedded manner, the sliding block (11) is fixedly adsorbed by the electromagnet (14), a lantern ring (5) is arranged outside the ultrasonic probe (1), the lantern ring (5) is sleeved on the vertical rod (2), more than one jack (3) is arranged on the left side surface of the vertical rod (2), a holding rod (8) is vertically arranged on the top surface of the ultrasonic probe (1), an inserting rod (4) is arranged on the right side of the holding rod (8), one end of the inserting rod (4) is inserted into the corresponding jack (3), the other end of the inserting rod (4) is bent upwards to form an extruding part (19), and a positioning rod (7) is arranged on the extruding part (19), a positioning hole is formed in the position, right opposite to the positioning rod (7), of the holding rod (8), one end of the positioning rod (7) penetrates through the positioning hole, a spring (6) is installed between the extrusion part (19) and the holding rod (8), a switch (9) for controlling the electromagnet to be opened or closed is installed on the top surface of the holding rod (8), and a locking mechanism is installed on the bottom surface of the longitudinal rod (13);

the locking mechanism comprises a U-shaped plate (15), a screw rod (16), a pressing plate (17) and a hand wheel (18), the upper end of the U-shaped plate (15) is installed on the bottom surface of the longitudinal rod, a screw hole is formed in the bottom surface of the U-shaped plate (15), the screw rod (16) is connected in the screw hole in a threaded mode, the pressing plate (17) is installed at the upper end of the screw rod, and the hand wheel (18) is installed at the lower end of the screw rod;

the sections of the sliding block (11) and the sliding chute are arranged in a dovetail structure, ball grooves are formed in two side surfaces of the sliding block, balls (12) are movably arranged in the ball grooves, and part of the balls (12) extend to the outside along the opening of the ball grooves and are in contact with the inner wall surface of the sliding chute;

the hole of the lantern ring (5) is a rectangular structure, the cross section of the vertical rod (2) is also a rectangular structure, the vertical rod (2) is matched with the hole of the lantern ring (5), and the vertical rod (2) is internally hollow.

2. The ultrasonic locating device of claim 1, wherein: the inner wall of each jack (3) is uniformly provided with a rubber anti-skid layer.

3. The ultrasonic locating device of claim 1, wherein: an electric magnetic stripe (20) provided with a puncture guide pipe is embedded in the outer wall of the ultrasonic probe (1) along the circumferential direction, and the puncture guide pipe is adsorbed on the electric magnetic stripe (20).