CN210903278U

CN210903278U - Auxiliary device and special pjncture needle are intervene to supersound

Info

Publication number: CN210903278U
Application number: CN201921582526.XU
Authority: CN
Inventors: 高满意; 秦莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-07-03
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses an auxiliary device and special pjncture needle are intervene to supersound, auxiliary device is provided with the base including the chuck that can follow the both sides of B ultrasonic machine probe and carry it on the chuck, is provided with the laser instrument that can send a word infrared cursor on the base, still is provided with the adjusting device that can adjust the position of laser instrument between base and the chuck so that a word infrared cursor can be adjusted and be located the coplanar for the sound wave tangent plane with B ultrasonic machine probe. The special puncture needle is provided with an infrared receiver which is connected with a central processing unit, and the central processing unit is connected with an alarm. The utility model discloses intervene in the operation at the supersound and use a word infrared cursor that the laser instrument takes place to puncture for the guide, the alarm can report to the police when the pjncture needle is skew correct route, has guaranteed the precision of puncture, can cooperate the B ultrasonic machine probe of multiple difference to use, and application scope is wide.

Description

Auxiliary device and special pjncture needle are intervene to supersound

Technical Field

The utility model relates to an auxiliary positioning medical instrument, in particular to an ultrasonic intervention auxiliary device and a special puncture needle.

Background

Ultrasonic intervention is a common intervention means and has the characteristics of real time and flexibility. In the operation process, the matching of the puncture needle and the probe of the B-ultrasonic machine is very important, the puncture needle and the scanning area of the probe of the B-ultrasonic machine are generally required to be in the same plane, when the puncture needle deviates from the scanning area of the probe of the B-ultrasonic machine, the puncture needle with a certain length can still be seen due to the fact that the scanning layer has a certain thickness, the front end of the seen puncture needle is easily mistakenly regarded as the needle point, and therefore mistaken puncture occurs.

In order to solve the above problem, the utility model with application number 201520562624.2 discloses a probe of B-ultrasonic machine, which comprises a transducer and a shell covering the transducer, wherein the side wall of the shell is provided with a 360-degree panoramic laser, and a line-shaped infrared cursor sent by the laser coincides with the plane of the central perpendicular line of the side wall of the shell. The linear infrared cursor emitted by the laser is used as a guide, and the puncture needle punctures along the linear infrared cursor during the ultrasonic intervention operation, so that the puncture needle can be accurately punctured into a scanning area of a probe of the B-ultrasonic machine. The technology also has the following problems that for all B-ultrasonic probes, a laser must be arranged on the shell of the B-ultrasonic probe, and the cost is high; and the laser instrument is installed at B ultrasonic machine probe through devices such as fixed hoop, and is difficult to dismantle, and if need to pull down the laser instrument in order to use B ultrasonic machine probe in other operations very troublesome.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides an auxiliary device that can be used with a plurality of different B-ultrasonic probes by using a linear infrared cursor emitted from a laser as a guide during an ultrasonic intervention operation.

Another main object of the present invention is to provide a special puncture needle used in conjunction with the above-mentioned auxiliary device.

The utility model discloses a solve its technical problem and the technical scheme who adopts is:

the utility model provides an auxiliary device is intervene to supersound, includes the chuck that can follow the both sides of B ultrasonic machine probe and clip it, be provided with the base on the chuck, be provided with the laser instrument that can send a word infrared cursor on the base, base and chuck between still be provided with the adjusting device that can adjust the position of laser instrument so that a word infrared cursor can be adjusted and be located the coplanar with the sound wave tangent plane of B ultrasonic machine probe.

Preferably, the adjusting device comprises a fixed seat arranged on the chuck, the base is movably arranged on one side of the fixed seat through a guide mechanism, and the adjusting device further comprises a first adjusting screw capable of adjusting the distance between the fixed seat and the base.

Preferably, the base is provided with a through hole, the fixing seat is provided with a threaded hole aligned with the through hole, the first adjusting screw penetrates through the through hole and can rotate relative to the base, a threaded section of the first adjusting screw is matched with the threaded hole, a limiting table is arranged in the middle of the first adjusting screw, and a screw head and the limiting table of the first adjusting screw are respectively located on two sides of the base to limit the axial movement of the first adjusting screw relative to the base.

Preferably, the guide mechanism comprises a guide hole arranged on the fixed seat and a guide post arranged on the base, and the fixed seat is sleeved on the guide post through the guide hole.

Preferably, the base is provided with a mounting groove, and the base is detachably connected with a pressing plate capable of pressing the laser device in the mounting groove.

Preferably, the chuck comprises a base, a fixed clamping plate arranged on the base and a movable clamping plate capable of moving relative to the fixed clamping plate, and a second adjusting screw capable of adjusting the distance between the movable clamping plate and the fixed clamping plate is connected between the movable clamping plate and the fixed clamping plate.

The utility model provides a special pjncture needle, includes the needle tubing and sets up at the terminal shell of needle tubing, the shell on install and to receive infrared receiver, infrared receiver connect and be connected with central processing unit, central processing unit be connected with the alarm, when infrared receiver received the infrared ray, central processing unit control alarm's power supply circuit disconnection, when infrared receiver did not receive the infrared ray, central processing unit control alarm's power supply circuit switch-on.

Preferably, the shell is provided with a mounting seat, the mounting seat is provided with a PCB, and the central processing unit, the alarm and the infrared receiver are all arranged on the PCB.

Preferably, the mounting seat is provided with a plurality of elastic buckles for mounting the PCB, at least one of the elastic buckles is located on the left side of the PCB, at least one of the elastic buckles is located on the right side of the PCB, the front portion of the bottom surface of the PCB is provided with a front protruding portion extending to the front of the mounting seat, and the rear portion of the bottom surface of the PCB is provided with a rear protruding portion extending to the rear of the mounting seat.

The utility model has the advantages that: the utility model discloses intervene in the operation at the supersound and use a word infrared cursor that the laser instrument takes place to puncture for the guide, the alarm can report to the police when the pjncture needle is skew correct route, has guaranteed the precision of puncture, can cooperate the B ultrasonic machine probe of multiple difference to use, and application scope is wide.

Drawings

FIG. 1 is a schematic structural diagram of an operating state of an ultrasound intervention auxiliary device;

FIG. 2 is a schematic structural diagram of an ultrasound intervention assisting device;

FIG. 3 is an exploded view of an ultrasound interventional assistance device;

fig. 4 is a schematic structural view of the dedicated puncture needle;

FIG. 5 is an exploded view of the specialized needle;

FIG. 6 is a schematic diagram of a PCB board structure;

fig. 7 is a circuit diagram of the PCB board.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1 to 3, the embodiment of the utility model provides an auxiliary device is intervene to supersound, including the chuck 2 that can follow the both sides of B ultrasonic machine probe 11 and clip it, be provided with base 3 on the chuck 2, be provided with the laser instrument 4 that can send red word infrared cursor 41 on the base 3, still be provided with the adjusting device that can adjust the position of laser instrument 4 between base 3 and the chuck 2 so that word infrared cursor 41 can be adjusted to be located the coplanar with the sound wave tangent plane of B ultrasonic machine probe 11.

After the probe 11 of the B-ultrasonic machine is clamped on the chuck 2, the scanning area 111 of the probe 11 of the B-ultrasonic machine is fixed relative to the chuck 2, then the position of the laser 4 is adjusted to enable the linear infrared cursor 41 and the sound wave section of the probe 11 of the B-ultrasonic machine to be positioned in the same plane, and then when the linear infrared cursor 41 emitted by the laser 4 is used as a guide to conduct an ultrasonic interventional operation, a puncture needle punctures along the linear infrared cursor 41 and can accurately puncture the scanning area 111 of the probe of the B-ultrasonic machine. When different B-ultrasonic machine probes 11 are replaced, the position of the sound wave section of the B-ultrasonic machine probe 11 generally changes, and at the moment, the position of the laser 4 is adjusted, so that the linear infrared cursor 41 and the sound wave section of the B-ultrasonic machine probe 11 are located in the same plane. To sum up, the utility model discloses use a word infrared cursor 41 that laser instrument 4 takes place to puncture as the guide in the operation is intervene to the supersound, guaranteed the precision of puncture, can cooperate the 11 uses of multiple different B ultrasonic machine probe, application scope is wide.

Referring to fig. 3, the chuck 2 includes a base 21, a fixing clamp plate 22 disposed on the base 21, and a movable clamp plate 23 disposed at the right of the fixing clamp plate 22, the adjusting device includes a fixing seat 201 integrally formed with the base 21 and disposed at the left end of the base 21, the base 3 is disposed in front of the fixing seat 201 through a guiding mechanism in a manner of being movable back and forth, and the adjusting device further includes a first adjusting screw 5 capable of adjusting the distance between the fixing seat 201 and the base 3. The base 3 is provided with a through hole 31, the fixing seat 201 is provided with a threaded hole 202 aligned with the through hole 31, the first adjusting screw 5 penetrates through the through hole 31 and can rotate relative to the base 3, the threaded section 51 of the first adjusting screw 5 is matched with the threaded hole 202, the middle part of the first adjusting screw 5 is provided with a limiting table 52, and the screw head 53 and the limiting table 52 of the first adjusting screw 5 are respectively positioned on two sides of the base 3 to limit the axial movement of the first adjusting screw 5 relative to the base 3. The laser 4 is arranged on the base 3, one end of the laser which emits the in-line infrared cursor 41 faces downwards, one end of the B-ultrasonic probe 11 which is used for scanning faces downwards when the B-ultrasonic probe is clamped between the fixed clamping plate 22 and the movable clamping plate 23, and the first adjusting screw 5 is rotated, so that the base 3 and the laser 4 can be driven to move back and forth relative to the fixed seat 201, and the in-line infrared cursor 41 and the sound wave section of the B-ultrasonic probe 11 are located in the same plane.

Referring to fig. 3, the guiding mechanism includes a guiding hole 203 disposed on the fixing base 201 and a guiding post 32 disposed on the base 3, and the fixing base 201 is sleeved on the guiding post 32 through the guiding hole 203. Preferably, there are two guide posts 32 and two guide holes 203.

The laser 4 is generally cylindrical, an adjusting knob 42 is arranged at the emitting end of the laser 4, and when the adjusting knob 42 is rotated, the in-line infrared cursor 41 rotates along with the adjusting knob. In order to fix the laser device on the base 3, the base 3 is provided with a mounting groove 33, the base 3 is detachably connected with a pressing plate 34 capable of pressing the laser device 4 in the mounting groove 33, and the pressing plate 34 is connected with the base 3 through a screw, a buckle connection structure and the like.

Referring to fig. 3, a second adjusting screw 6 capable of adjusting the distance between the movable clamping plate 23 and the fixed clamping plate 22 is connected between the movable clamping plate and the fixed clamping plate, and the structure for adjusting the distance between the two clamping plates through the second adjusting screw 6 is the same as the structure for adjusting the distance between the fixed base 201 and the base 3 through the first adjusting screw 5. In order to guide the movable clamp 23, a square guide rod 231 extending leftward is provided at the rear end of the movable clamp, and a guide hole (not shown) for engaging with the square guide rod 231 is provided in the base. In some embodiments of the present invention, the above-mentioned chuck 2 can also adopt an elastic chuck 2, and the width of the B-ultrasonic probe 11 of different models can be adapted by the deformation of the elastic component.

Referring to fig. 4 to 6, a special puncture needle used with the above-mentioned auxiliary device includes a needle tube 12 and a casing 121 disposed at the distal end of the needle tube 12, i.e., the distal end of the needle tube 12 away from the needlepoint. The housing 121 is provided with an infrared receiver 93, the infrared receiver 93 is connected with a central processing unit 91, the central processing unit 91 is connected with an alarm 92, when the infrared receiver 93 receives infrared rays, the central processing unit 91 controls the power circuit of the alarm 92 to be switched off, and when the infrared receiver 93 does not receive infrared rays, the central processing unit 91 controls the power circuit of the alarm 92 to be switched on. When the auxiliary device and the special puncture needle are used together, when the puncture needle is positioned on a correct puncture route, the linear infrared cursor 41 irradiates the infrared receiver 93, and the alarm 92 does not give an alarm; when the puncture needle deviates from the puncture route, the in-line infrared cursor 41 deviates from the infrared receiver 93, and the alarm 92 gives an alarm to remind an operator to adjust the puncture route.

The puncture needle generally adopts a peripheral nerve plexus stimulating needle, the alarm 92 can adopt elements such as a buzzer and an LED lamp bead, the LED lamp bead is taken as the alarm 92 as an example, the connection mode of the LED lamp bead central processing unit 91 and the infrared receiver 93 is the prior art, fig. 7 shows a circuit diagram of the connection relation of the three parts, wherein the central processing unit 91 adopts a single chip microcomputer, L1 is a power line of the LED lamp bead, L2 is a power line of the infrared receiver 93, L3 is a signal line of the infrared receiver 93, and L4 is a ground line.

Referring to fig. 5 and 6, in the present embodiment, the housing 121 is provided with the mounting seat 7, and the mounting seat 7 is connected to the housing 121 by welding, bonding or screwing. The mounting seat 7 is provided with a PCB 8, and the central processing unit 91, the alarm 92 and the infrared receiver 93 are all arranged on the PCB. The mounting seat 7 is provided with a plurality of elastic buckles 71 for mounting the PCB 8, wherein at least one elastic buckle 71 is located on the left side of the PCB 8, at least one elastic buckle 71 is located on the right side of the PCB 8, the front part of the bottom surface of the PCB 8 is provided with a front protruding part 82 extending to the front of the mounting seat 7, and the rear part of the bottom surface of the PCB 8 is provided with a rear protruding part 83 extending to the rear of the mounting seat 7. The front protruding portion 82 and the rear protruding portion 83 are formed by pins of elements on the PCB 8, the elastic buckle 71 can limit the PCB 8 to move up and down, left and right, the front protruding portion 82 and the rear protruding portion 83 can limit the PCB 8 to move back and forth, fixed installation of the PCB 8 is achieved, and the whole installation structure is very simple and compact.

In addition, the special puncture needle can also adopt other structural forms, such as: the infrared receiver 93 is directly mounted on the casing 2 of the puncture needle, the alarm 92 and the central processing unit 91 are provided on other devices than the puncture needle, and the infrared receiver 93 is connected to a single chip microcomputer serving as the central processing unit 91 through an electric wire. Alternatively, a single mounting seat may be mounted on the housing 2 of the puncture needle, and the infrared receiver 93 may be directly mounted on the mounting seat.

Claims

1. The utility model provides an auxiliary device is intervene to supersound, its characterized in that, includes chuck (2) that can follow the both sides of B ultrasonic machine probe (11) and clip it, be provided with base (3) on chuck (2), be provided with laser instrument (4) that can send a word infrared cursor (41) on base (3), base (3) and chuck (2) between still be provided with the adjusting device that can adjust the position of laser instrument (4) so that a word infrared cursor (41) can be adjusted to be located the coplanar with the sound wave tangent plane of B ultrasonic machine probe (11).

2. An ultrasound intervention assistance device according to claim 1, wherein the adjustment means comprises a holder (201) arranged on the collet (2), the base (3) being movably arranged on one side of the holder (201) by a guiding means, the adjustment means further comprising a first adjustment screw (5) capable of adjusting a distance between the holder (201) and the base (3).

3. An ultrasonic intervention assistance device according to claim 2, wherein the base (3) is provided with a through hole (31), the fixing seat (201) is provided with a threaded hole (202) aligned with the through hole (31), the first adjusting screw (5) penetrates through the through hole (31) and can rotate relative to the base (3), the threaded section (51) of the first adjusting screw (5) is engaged with the threaded hole (202), the middle portion of the first adjusting screw (5) is provided with a limit table (52), and the head (53) and the limit table (52) of the first adjusting screw (5) are respectively located on two sides of the base (3) to limit the axial movement of the first adjusting screw (5) relative to the base (3).

4. An ultrasound intervention auxiliary device as claimed in claim 2, wherein the guiding mechanism comprises a guiding hole (203) provided on the fixing base (201) and a guiding post (32) provided on the base (3), and the fixing base (201) is sleeved on the guiding post (32) through the guiding hole (203).

5. An auxiliary device for ultrasonic intervention according to claim 2, wherein the base (3) is provided with a mounting groove (33), and a pressing plate (34) capable of pressing the laser (4) in the mounting groove (33) is detachably connected to the base (3).

6. An ultrasound intervention assistance device according to claim 1, wherein the clamp (2) comprises a base (21), a fixed clamp (22) arranged on the base (21), and a movable clamp (23) movable relative to the fixed clamp (22), wherein a second adjusting screw (6) capable of adjusting the distance between the movable clamp (23) and the fixed clamp (22) is connected therebetween.

7. The utility model provides a special pjncture needle, includes needle tubing (12) and sets up at terminal shell (121) of needle tubing (12), shell (121) on install and to receive infrared receiver (93), infrared receiver connect (93) and be connected with central processing unit (91), central processing unit (91) be connected with alarm (92), when infrared receiver (93) received the infrared ray, central processing unit (91) control alarm (92) the power return circuit disconnection, when infrared receiver (93) did not receive the infrared ray, central processing unit (91) control alarm (92) the power return circuit switch-on.

8. A special puncture needle according to claim 7, wherein the housing (121) is provided with a mounting seat (7), the mounting seat (7) is provided with a PCB (8), and the central processing unit (91), the alarm (92) and the infrared receiver (93) are all arranged on the PCB.

9. A special puncture needle according to claim 8, wherein the mounting seat (7) is provided with a plurality of elastic buckles (71) for mounting the PCB (8), at least one elastic buckle (71) is positioned at the left side of the PCB (8), at least one elastic buckle (71) is positioned at the right side of the PCB (8), the front part of the bottom surface of the PCB (8) is provided with a front convex part (82) extending to the front of the mounting seat (7), and the rear part of the bottom surface of the PCB (8) is provided with a rear convex part (83) extending to the rear of the mounting seat (7).