CN219250356U - CT guiding laser positioning device - Google Patents

Abstract

The utility model relates to the technical field of laser positioning, in particular to a CT guided laser positioning device, which comprises an adjusting seat, a fixed plate movably connected with the adjusting seat and provided with a horizontal bubble, a first laser rotationally connected with the fixed plate, and a second laser connected with the fixed plate and arranged in parallel with the first laser, wherein laser outlets of the first laser and the second laser are arranged on the same side; the utility model adds the second laser with the laser outlet arranged on the same side of the first laser and parallel to the first laser, and the line laser emitted by the second laser is used as the reference line of the laser emitted by the first laser, so that operators can quickly position the position relationship of the angle line laser on a patient in vision.

Description

CT guiding laser positioning device

Technical Field

The utility model relates to the technical field of laser positioning, in particular to a CT guiding laser positioning device.

Background

When puncture operation is performed under CT guidance, accurate positioning is needed, the times of CT scanning can be reduced, the X-ray radiation injury accepted by a patient can be reduced, the adjustment times of needle insertion can be reduced, the time of puncture operation can be greatly shortened, and the occurrence of complications can be reduced.

The prior art discloses a percutaneous puncture laser positioning device under CT guidance, which comprises a positioning instrument A, a positioning instrument B, a horizontal rod A, a horizontal rod B and a bracket, wherein one end of the horizontal rod A and one end of the horizontal rod B are connected with the bracket, and the horizontal rod A and/or the horizontal rod B can rotate around the bracket in a horizontal plane; the horizontal rod A is provided with a positioning instrument A which can horizontally move along the horizontal rod A and can rotate in a vertical plane relative to the horizontal rod A; the horizontal rod B is provided with a positioning instrument B which can horizontally move along the horizontal rod B and can rotate in a vertical plane relative to the horizontal rod B; the positioning instrument A and the positioning instrument B both comprise a word line laser, the plane of the laser light path of the positioning instrument A is vertical to the vertical plane of the horizontal rod A, and the plane of the laser light path of the positioning instrument B is vertical to the vertical plane of the horizontal rod B; in the prior art, a line laser can be respectively projected from two directions of the side surface and the foot side of a patient to position, the positions of the two line lasers are adjusted, the intersection point of the two line lasers is positioned at a preset skin puncture point, the angle of the puncture needle is adjusted to enable the two line lasers to be projected onto the puncture needle, the puncture needle can be enabled to enter the needle along the preset puncture angle, the success rate and the working efficiency of puncture can be improved, the pain of the patient is reduced, and the incidence rate of complications is reduced.

Above-mentioned prior art is when carrying out unilateral location, only sets up a line laser and regard as the location benchmark of pjncture needle, and the operating personnel of being inconvenient for finds the puncture point according to the laser accuracy in patient's projection department, has the inconvenient technical problem of location operation, location inaccuracy.

Disclosure of Invention

The utility model aims to overcome the defects of inconvenient positioning operation and inaccurate positioning in the prior art and provides a CT guiding laser positioning device.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a CT guide laser positioning device, including adjusting seat, swing joint in adjusting seat and be equipped with the fixed plate of level bubble, rotate the first laser that is connected in the fixed plate and connect in the fixed plate and with the second laser of first laser parallel arrangement, the laser outlet setting of first laser and second laser is in same one side.

According to the CT guided laser positioning device, the adjusting seat plays a supporting role, the fixing plate movably connected to the adjusting seat can adjust the position relative to the adjusting seat, the first laser connected to the fixing plate is rotated to provide line laser with adjustable angles, hereinafter referred to as an angle line, the levelness of the fixing plate is determined according to whether the horizontal bubble judging device arranged on the fixing plate is horizontal or not, so that the line laser emitted by the first laser is always vertical to a vertical plane, a puncture point is accurately positioned on a patient on the horizontal plane, and because the first laser can only project single-beam laser on the surface of the patient, the operator cannot conveniently judge the position offset relation between the line laser and a puncture path; the effect of quick and accurate positioning of the puncture point is achieved, and the technical problems of inconvenient positioning operation and inaccurate positioning in the prior art are solved.

Further, the fixed plate is connected with an angle dial axially arranged on the outer wall of the first laser, and the outer wall of the first laser is connected with a pointer arranged above the surface of the angle dial. Because angle calibrated scale is connected in the fixed plate and the axial setting is at first laser instrument outer wall, first laser instrument outer wall connection has the pointer of setting in angle calibrated scale surface top, drives the pointer through rotatory first laser instrument and rotates at angle calibrated scale surface and can read the line laser rotation angle that first laser instrument launched, can more accurate angle line and reference line's angle relation to be convenient for observe the tiny skew of angle line.

Further, the colors of the laser light emitted by the first laser and the second laser are different. The laser colors emitted by the first laser and the second laser are different, so that an operator can conveniently distinguish a reference line and an angle line in the vertical direction, accurate positioning in the positioning process is ensured, and meanwhile, the intersection point of two line lasers with different colors can be different from the two line lasers, so that the intersection point of the line lasers can be conveniently and accurately overlapped with a puncture point.

Further, the adjusting seat comprises a base and a connecting frame which is connected with the base in a sliding mode, and the fixing plate is movably connected with the connecting frame. The connecting frame which is connected to the base through the adjusting sliding is in sliding connection with the adjusting seat to adjust the horizontal position of the fixing plate, so that any puncture point in a plane can be conveniently positioned.

Further, the link includes sliding connection in the slip table of base and can dismantle the connecting rod of connecting in the slip table, fixed plate swing joint is in the connecting rod tip. The connecting rod is used for providing certain height position and fixed stay fixed plate for the fixed plate, sets up the connecting rod and can dismantle the fixed height of connecting rod change fixed plate in the length of slip table be convenient for through changing the connecting rod, satisfies the user demand of different circumstances.

Further, the connecting rod is a telescopic rod. The lifting height can be conveniently and rapidly adjusted by operators according to the needs, the positioning efficiency is improved, and the method is suitable for personalized requirements.

Further, the fixing plate is spherically hinged to the end part of the connecting rod. The fixing plate is arranged to be hinged with the end part of the connecting rod in a spherical mode, so that the device can position the puncture point in the space, and the adjustment of line laser to different projection angles is met.

Further, the slip table rotates and is connected with the gyro wheel, the base be equipped with gyro wheel complex slide rail. The roller is matched with the sliding rail, so that the sliding table can slide on a straight line relative to the base, and unnecessary errors are avoided when the horizontal position of the fixing plate relative to the base is adjusted.

Further, the base is rotatably connected with a screw rod, and the sliding table is in threaded connection with the screw rod. The sliding table threaded connection can realize the slip of slip table relative base through rotating the screw rod in the screw rod, for manual regulation slip table relative base gliding mode, utilizes the screw rod to rotate the mode of adjusting can make the slip table remove ground slower, controls the displacement distance that reduces, reaches more accurate adjustment effect.

Further, the end part of the screw rod is connected with a hand crank. Utilize to rotate hand crank drive screw rod and rotate, the operating personnel of being convenient for is through the displacement distance of control slip table of control rotation hand crank, plays the technological effect of being convenient for accurate regulation slip table removal.

Compared with the prior art, the utility model has the beneficial effects that:

the CT guiding laser positioning device is additionally provided with the second laser with the laser outlet on the same side of the first laser and parallel to the first laser, line laser emitted by the second laser is used as a reference line of the laser emitted by the first laser, so that an operator can visually and rapidly position the position relationship of angle line laser on a patient, the intersection point of the two lines is overlapped with a puncture needle point, the angle line is overlapped with a preset puncture path, the puncture needle point is aligned by using the puncture needle, the angle of the needle is adjusted, and the axis of the needle is overlapped with the angle line; the effect of quick and accurate positioning of the puncture point is achieved, and the technical problems of inconvenient positioning operation and inaccurate positioning in the prior art are solved.

According to the CT guided laser positioning device, the pointer is driven to rotate on the surface of the angle dial by rotating the first laser, so that the rotation angle of line laser emitted by the first laser can be read, the angle relation between an angle line and a reference line can be more accurate, and tiny offset of the angle line can be conveniently observed.

According to the CT guided laser positioning device, the first laser and the second laser are arranged to emit different colors of laser, so that an operator can conveniently distinguish a reference line and an angle line in the vertical direction, accurate positioning in the positioning process is ensured, meanwhile, the intersection point of two line lasers with different colors can be different from the two line lasers, and the intersection point of the line lasers can be conveniently and accurately overlapped with a puncture point.

Drawings

FIG. 1 is a schematic diagram of a CT guided laser positioning device;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

fig. 3 is a schematic structural diagram of a CT guiding laser positioning device according to a third embodiment.

In the accompanying drawings: 100. an adjusting seat; 110. a base; 111. a slide rail; 112. a screw; 113. a handle; 120. a connecting frame; 121. a sliding table; 122. a connecting rod; 123. a roller; 200. a fixing plate; 210. horizontal bubble; 220. an angle dial; 300. a first laser; 310. a pointer; 400. a second laser.

Detailed Description

The utility model is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

Example 1

Fig. 1 to 2 show a first embodiment of a CT guided laser positioning device according to the present utility model.

The utility model provides a CT guide laser positioner, includes adjusting seat 100, swing joint in adjusting seat 100 and be equipped with horizontal bubble 210's fixed plate 200, rotates the first laser instrument 300 of connecting in fixed plate 200 and connect in fixed plate 200 and with the second laser instrument 400 of first laser instrument 300 parallel arrangement, the laser outlet setting of first laser instrument 300 and second laser instrument 400 is in same one side. The adjusting seat 100 plays a supporting role, the fixed plate 200 movably connected to the adjusting seat 100 can adjust the position relative to the adjusting seat 100, the first laser 300 connected to the fixed plate 200 is rotated to provide line laser with adjustable angles, hereinafter referred to as an angle line, the levelness of the fixed plate 200 is determined according to whether a horizontal bubble 210 bubble judging device arranged on the fixed plate 200 is horizontal, the line laser emitted by the first laser 300 is always vertical to a vertical plane, a puncture point is accurately positioned on a patient on the horizontal plane, because the first laser 300 can only project single-beam laser on the surface of the patient, the position offset relation between the line laser and a puncture path is inconvenient for operators, the utility model additionally provides a second laser 400 with a laser outlet on the same side of the first laser 300 and parallel to the first laser 300, the line laser emitted by the second laser 400 is used as a reference line of the laser emitted by the first laser 300, the operators can conveniently and quickly position the angle line laser on the patient in vision, the intersection point of the two lines is coincident with the puncture needle point, the puncture point is coincident with the preset puncture point, and the puncture point is coincident with the puncture point, and the puncture point is aligned with the puncture path is aligned with the puncture needle; the effect of quick and accurate positioning of the puncture point is achieved, and the technical problems of inconvenient positioning operation and inaccurate positioning in the prior art are solved.

In addition, the fixing plate 200 and the adjusting seat 100 may be hinged or slidably connected to meet different requirements.

Wherein, the fixed plate 200 is connected with an angle dial 220 axially disposed at the outer wall of the first laser 300, and the outer wall of the first laser 300 is connected with a pointer 310 disposed above the surface of the angle dial 220. Because the angle dial 220 is connected to the fixing plate 200 and axially arranged on the outer wall of the first laser 300, the outer wall of the first laser 300 is connected with the pointer 310 arranged above the surface of the angle dial 220, the pointer 310 is driven to rotate on the surface of the angle dial 220 by rotating the first laser 300, so that the rotation angle of the line laser emitted by the first laser 300 can be read, the angle relation between the angle line and the reference line can be more accurate, and the tiny deviation of the angle line can be conveniently observed.

Wherein the color of the laser light emitted from the first laser 300 is different from that of the laser light emitted from the second laser 400. The laser colors emitted by the first laser 300 and the second laser 400 are different, so that an operator can conveniently distinguish a reference line and an angle line in the vertical direction, accurate positioning in the positioning process is ensured, meanwhile, the intersection point of two line lasers with different colors can be different from the two line lasers, and the intersection point of the line lasers and a puncture point can be conveniently and accurately overlapped.

Example two

Fig. 1 shows a second embodiment of a CT guided laser positioning device according to the present utility model.

This embodiment is similar to the embodiment in that: the adjusting seat 100 comprises a base 110 and a connecting frame 120 slidably connected to the base 110, and the fixing plate 200 is movably connected to the connecting frame 120. The horizontal position of the fixing plate 200 is adjusted by adjusting the sliding of the connecting frame 120 slidably connected to the base 110 relative to the adjusting seat 100, so as to position any puncture point in a plane.

In addition, the fixing plate 200 and the connecting frame 120 may be hinged or slidably connected to meet different requirements.

The connecting frame 120 includes a sliding table 121 slidably connected to the base 110 and a connecting rod 122 detachably connected to the sliding table 121, and the fixing plate 200 is movably connected to an end of the connecting rod 122. The connecting rod 122 is used for providing a certain height position for the fixed plate 200 and fixedly supporting the fixed plate 200, and the connecting rod 122 is detachably connected to the sliding table 121, so that the fixed height of the fixed plate 200 can be conveniently changed by changing the length of the connecting rod 122, and the use requirements of different conditions are met.

In addition, the connection mode of the fixing plate 200 and the connecting rod 122 can be hinged or sliding connection so as to meet different requirements.

Wherein the connecting rod 122 is a telescopic rod. The lifting height can be conveniently and rapidly adjusted by operators according to the needs, the positioning efficiency is improved, and the method is suitable for personalized requirements.

Wherein, the fixing plate 200 is spherically hinged to the end of the connecting rod 122. The fixing plate 200 is arranged at the end part of the connecting rod 122 in a spherical hinge mode, so that the device can position the puncture point in the space, and the adjustment of different projection angles by the line laser is met.

Example III

Fig. 3 shows a third embodiment of a CT guided laser positioning device according to the present utility model.

This embodiment is similar to the first or second embodiment, except that: the sliding table 121 is rotatably connected with a roller 123, and the base 110 is provided with a sliding rail 111 matched with the roller 123. The roller 123 is matched with the sliding rail 111, so that the sliding table 121 can slide on a straight line relative to the base 110, and unnecessary errors are avoided when the horizontal position of the fixing plate 200 relative to the base 110 is adjusted.

The base 110 is rotatably connected with a screw 112, and the sliding table 121 is in threaded connection with the screw 112. The sliding table 121 is in threaded connection with the screw rod 112, the sliding of the sliding table 121 relative to the base 110 can be realized by rotating the screw rod 112, the sliding mode of the sliding table 121 relative to the base 110 is adjusted manually, the sliding table 121 can be moved more slowly by utilizing the rotating and adjusting mode of the screw rod 112, the displacement distance is controlled to be reduced, and the more accurate adjustment effect is achieved.

Wherein, the end of the screw rod 112 is connected with a hand crank 113. The screw 112 is driven to rotate by the rotary handle crank 113, so that an operator can conveniently control the displacement distance of the sliding table 121 by controlling the rotary handle crank 113, and the technical effect of conveniently and accurately adjusting the movement of the sliding table 121 is achieved.

In the specific content of the above embodiment, any combination of the technical features may be performed without contradiction, and for brevity of description, all possible combinations of the technical features are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. A CT guided laser positioning device, characterized in that: including adjusting seat (100), swing joint in adjusting seat (100) and be equipped with fixed plate (200) of level bubble (210), rotate first laser instrument (300) of being connected in fixed plate (200) and connect in fixed plate (200) and with first laser instrument (300) parallel arrangement's second laser instrument (400), the laser outlet setting of first laser instrument (300) and second laser instrument (400) is in same one side.

2. A CT guided laser positioning device according to claim 1, wherein: the fixed plate (200) is connected with an angle dial (220) axially arranged on the outer wall of the first laser (300), and the outer wall of the first laser (300) is connected with a pointer (310) arranged above the surface of the angle dial (220).

3. A CT guided laser positioning device according to claim 1, wherein: the first laser (300) and the second laser (400) emit laser light of different colors.

4. A CT guided laser positioning device according to claim 1, wherein: the adjusting seat (100) comprises a base (110) and a connecting frame (120) which is connected to the base (110) in a sliding mode, and the fixing plate (200) is movably connected to the connecting frame (120).

5. A CT guided laser positioning device according to claim 4 wherein: the connecting frame (120) comprises a sliding table (121) which is connected to the base (110) in a sliding mode and a connecting rod (122) which is connected to the sliding table (121) in a detachable mode, and the fixing plate (200) is movably connected to the end portion of the connecting rod (122).

6. A CT guided laser positioning device according to claim 5 wherein: the connecting rod (122) is a telescopic rod.

7. A CT guided laser positioning device according to claim 5 wherein: the fixing plate (200) is spherically hinged to the end part of the connecting rod (122).

8. A CT guided laser positioning device according to claim 5 wherein: the sliding table (121) is rotationally connected with rollers (123), and the base (110) is provided with sliding rails (111) matched with the rollers (123).

9. A CT guided laser positioning device according to any of claims 5 to 8, wherein: the base (110) is rotatably connected with a screw (112), and the sliding table (121) is in threaded connection with the screw (112).

10. A CT guided laser positioning device according to claim 9 wherein: the end part of the screw rod (112) is connected with a hand crank (113).

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