CN110882045A - Laser guider and guiding device for ultrasonic puncture - Google Patents
Laser guider and guiding device for ultrasonic puncture Download PDFInfo
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- CN110882045A CN110882045A CN201911324350.2A CN201911324350A CN110882045A CN 110882045 A CN110882045 A CN 110882045A CN 201911324350 A CN201911324350 A CN 201911324350A CN 110882045 A CN110882045 A CN 110882045A
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- 239000000523 sample Substances 0.000 claims abstract description 57
- 238000001514 detection method Methods 0.000 claims description 19
- 241000463219 Epitheca Species 0.000 claims description 6
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 26
- 230000006378 damage Effects 0.000 abstract description 4
- 125000001475 halogen functional group Chemical group 0.000 description 9
- 230000036285 pathological change Effects 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
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- Health & Medical Sciences (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention discloses a laser guider and a guiding device for ultrasonic puncture, wherein the laser guider comprises a shell, and the front end of the shell is provided with a laser emitting port; the fixing clamp is arranged on the bottom surface of the shell and used for fixing the shell on the ultrasonic probe, and the axial direction of the laser emission port and the axial direction of the fixing clamp form an included angle; the laser module is arranged in the shell and used for generating laser and emitting the laser from the laser emitting port; the battery is electrically connected with the laser module and used for supplying power to the laser module; and the control switch is exposed on the surface of the shell, is electrically connected with the battery and is used for controlling the on-off of the power supply of the laser module. The invention enables a doctor to intuitively and quickly locate when puncturing in the abdominal cavity, can accurately find the puncturing position without experience estimation and repeated trial and error, improves the positioning precision of puncturing and reduces the damage of other tissues.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a guider and a guiding device for puncture after ultrasonic positioning in an abdominal cavity.
Background
The ultrasonic interventional diagnosis and treatment technology is developed on the basis of ultrasonic imaging and meets the requirements of clinical diagnosis and treatment, and can be used for positioning by using ultrasonic waves and then conveniently extracting pathological change tissues in a patient body through a puncture needle or a treatment needle or injecting medicines or treatment to a certain target site (such as tumor, nerve, blood vessel and the like) in the patient body.
In actual operation, the puncture in the abdominal cavity is generally a bare-handed puncture operation under the guidance of ultrasound, the puncture position needs to be judged by the experience and estimation of a doctor in the mode, the positioning precision is low, the puncture is often performed for multiple times to determine the position, time and labor are wasted, and other tissues are easily damaged.
Therefore, the prior art has yet to be improved.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a laser guide device and a guide device for ultrasonic puncture, which aim to enable a doctor to visually and quickly locate when performing puncture in an abdominal cavity, do not need to estimate by experience, accurately find a puncture position without repeated trial and error, improve the locating precision of puncture and reduce the damage of other tissues.
In order to realize the purpose, the invention adopts the following technical scheme:
a laser guide for ultrasonic puncture, comprising:
the front end of the shell is provided with a laser emitting port;
the fixing clamp is arranged on the bottom surface of the shell and used for fixing the shell on the ultrasonic probe, and the axial direction of the laser emission port and the axial direction of the fixing clamp form an included angle;
the laser module is arranged in the shell and used for generating laser and emitting the laser from the laser emitting port;
the battery is electrically connected with the laser module and used for supplying power to the laser module;
and the control switch is exposed on the surface of the shell, is electrically connected with the battery and is used for controlling the on-off of the power supply of the laser module.
The laser module comprises a laser head, a laser generating circuit board connected with the laser head, a first electrode plate and a second electrode plate;
one end of the first electrode plate is electrically connected with the laser generation circuit board, and the other end of the first electrode plate is connected with a first electrode of the battery;
one end of the second electrode plate is electrically connected with the laser generation circuit board, and the other end of the second electrode plate is abutted against the second electrode of the control switch or the battery.
The fixing clamp fixes the shell of the laser guider beside the ultrasonic detection surface at the front end of the ultrasonic probe and is positioned behind the ultrasonic detection surface.
Wherein, the laser emission mouth of casing dorsad ultrasonic probe's front end, the axial of laser emission mouth is 20 ~ 90 degrees contained angles setting with the axial of fixing clip.
The laser module, the battery and the control switch are sequentially accommodated in the accommodating cavity from front to back;
the common opening of the front end of epitheca and inferior valve forms laser emission mouth, the bottom surface integrated into one piece of inferior valve is provided with the fixing clip, the common opening of the rear end of epitheca and inferior valve is formed with the sliding tray and is used for exposing control switch.
The edge of the bottom surface of the upper shell is sunken inwards to form a clamping groove, the edge of the top surface of the lower shell is protruded outwards to form a clamping protrusion, and the clamping protrusion is clamped with the clamping groove.
The edge of the bottom surface of the upper shell is also provided with a plurality of clamping columns, the edge of the top surface of the lower shell is also provided with a plurality of clamping holes, and the clamping columns are inserted into the clamping holes in a tight fit mode.
The control switch comprises a plate part and a handle part convexly arranged on one surface of the plate part, the handle part is arranged in a sliding mode and exposed out of the sliding groove, and a sliding inclined surface is arranged on one side, close to the second electrode plate, of the plate part and is in contact with or separated from the second electrode plate.
The invention also provides a guiding device, which comprises the laser guider for ultrasonic puncture, a puncture outfit, an ultrasonic probe and a host computer electrically connected with the ultrasonic probe, wherein the ultrasonic probe is sleeved in the puncture outfit and comprises a rod part and an ultrasonic detection surface arranged at the front end of the rod part, a fixing clamp of the laser guider is clamped and fixed on the rod part of the ultrasonic probe, and the laser guider is positioned behind the ultrasonic detection surface and is arranged close to the ultrasonic detection surface;
the laser emitting port of the laser guider faces back to the front end of the ultrasonic probe, and the axial direction of the laser emitting port and the axial direction of the ultrasonic probe form an included angle of 20-90 degrees.
Wherein, the axial of the laser emission mouth of the laser guider and the axial of the ultrasonic probe form an included angle of 60 degrees.
The invention relates to a laser guider and a guiding device for ultrasonic puncture, wherein a shell is arranged, a fixing clamp is arranged on the bottom surface of the shell to fix the shell on an ultrasonic probe, a laser module is arranged in the shell, the laser module generates laser to be emitted from a laser emitting port at the front end of the shell, and the axial direction of the laser emitting port and the axial direction of the fixing clamp form an included angle. Can be fast, accurate puncture location, improve work efficiency, avoided trial and error repeatedly and harm other tissues.
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 structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a first embodiment of a laser guide for ultrasonic puncture according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;
FIG. 3 is a schematic view of an axial angle between the laser emitting port and the fixing clip in the structure of FIG. 1;
FIG. 4 is a schematic cross-sectional view of the structure of FIG. 1;
FIG. 5 is an exploded view of the structure of FIG. 1;
FIG. 6 is another schematic view of the exploded structure of FIG. 5;
FIG. 7 is a schematic structural diagram of a control switch;
FIG. 8 is a schematic structural view of a first embodiment of the guide device of the present invention;
fig. 9 is a schematic view of an angle between the axial direction of the laser emitting port and the axial direction of the ultrasonic probe in the structure of fig. 8.
Description of reference numerals:
100-guider, 1-shell, 11-laser emitting port, 12-upper shell, 121-clamping groove, 122-clamping column, 13-lower shell, 131-clamping protrusion, 132-clamping hole, 14-accommodating cavity, 15-sliding groove, 2-fixing clamp, 3-laser module, 31-laser head, 32-laser generating circuit board, 33-first electrode piece, 34-second electrode piece, 4-battery, 41-, 42-, 5-control switch, 51-plate part, 511-sliding inclined surface, 52-handle part, 200-ultrasonic probe, 201-ultrasonic detecting surface, 202-rod part, 300-puncture outfit and 400-guiding device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "connected" may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 to 5 and fig. 8 and 9, the present invention provides a laser guide 100 for ultrasonic puncture, including:
the front end of the shell 1 is provided with a laser emitting port 11. The shell 1 of the invention is made of plastic materials.
Fixing clip 2 sets up in the bottom surface of casing 1, fixing clip 2 is used for fixing casing 1 on ultrasonic probe 200, and the axial of laser emission mouth 11 is the contained angle setting with fixing clip 2's axial, and as shown in fig. 3, its contained angle is theta. As shown in fig. 8 and 9, after the housing 1 is fixed to the ultrasonic probe 200, the whole guide 100 is fixed to the ultrasonic probe 200, and since the axial direction of the laser emitting port 11 and the axial direction of the fixing clip 2 form an included angle, the axial direction of the laser emitting port 11 and the axial direction of the ultrasonic probe 200 also form an included angle θ.
The fixing clip 2 of the present invention has an elastic structure, and can firmly clip the fixing clip 2 to the ultrasonic probe 200. Preferably, the fixing clip 2 of the present invention is a C-shaped fixing clip having elasticity, and the C-shaped fixing clip has a notch so as to be conveniently and rapidly snapped and fastened to the ultrasonic probe 200.
The laser module 3 is arranged in the shell 1 and used for generating laser and emitting the laser from the laser emitting port 11; preferably, the laser module 3 of the present invention generates red laser light.
And the battery 4 is electrically connected with the laser module 3 and used for supplying power to the laser module 3.
And the control switch 5 is exposed on the surface of the shell 1, is electrically connected with the battery 4 and is used for controlling the on-off of the power supply of the laser module 3.
Puncture guiding and positioning principle: after the laser guide device 100 is fixed at the front end of the ultrasonic probe 200 through the fixing clamp 2, the ultrasonic probe 200 detects and searches a target object to be punctured (such as a lesion tissue) in an abdominal cavity, after the ultrasonic probe 200 detects and finds the target object to be punctured, the position of the front end in the abdominal cavity is fixed, at the moment, laser emitted by the laser guide device 100 and the ultrasonic probe 200 axially form an included angle theta with each other to be emitted to the inner wall of the abdominal cavity through the laser module 3, then the laser penetrates through the inner wall of the abdominal cavity to form halos (colors of red, blue and the like) on the outer wall of the abdominal cavity, and a doctor punctures the outer wall of the abdominal cavity at the middle position of the halos, so that the required position can be accurately. Therefore, the laser guider can be used for quickly and accurately puncturing and positioning, and avoids damage to other tissues caused by repeated trial and error.
Specifically, as shown in fig. 4 to 5, the laser module 3 of the present invention includes a laser head 31, a laser generating circuit board 32 connected to the laser head 31, and a first electrode sheet 33 and a second electrode sheet 34.
One end of the first electrode sheet 33 is electrically connected to the laser generating circuit board 32, and the other end is connected to the first electrode 41 of the battery 4.
One end of the second electrode sheet 34 is electrically connected to the laser generating circuit board 32, and the other end is abutted against the control switch 5 or the second electrode 42 of the battery 4.
The electric energy of the battery 4 is transmitted to the laser generation circuit board 32 through the first electrode sheet 33 and the second electrode sheet 34, and the laser generation circuit board 32 performs conversion of the electric energy and the optical energy and then emits corresponding laser light through the laser head 31. In this embodiment, the first electrode 41 of the battery 4 is a negative electrode, the corresponding first electrode tab 33 connected thereto is a negative electrode tab, the second electrode 42 of the battery 4 is a positive electrode, and the corresponding second electrode tab 34 connected thereto is a positive electrode tab.
When the second electrode tab 34 abuts against the second electrode 42 of the battery 4, the power supply of the laser light generating circuit board 32 is turned on, and laser light is generated. When the second electrode tab 34 abuts on the control switch 5, it is disconnected from the second electrode 42 of the battery 4, and the power supply of the laser generating circuit board 32 is turned off, so that no laser is generated.
Preferably, the fixing clip 2 of the present invention fixes the housing 1 of the laser guide 100 beside the ultrasonic detection surface 201 at the front end of the ultrasonic probe 200 and behind the ultrasonic detection surface 201. The laser guider 100 is fixed behind the ultrasonic detection surface 201 of the ultrasonic probe 200 and is arranged close to the ultrasonic detection surface 201, so that after the ultrasonic detection surface 201 detects a target object to be punctured, the starting point position of laser emitted by the laser guider 100 is basically located at the position of the target object to be punctured, a doctor can puncture towards the position to be punctured at the front end of the ultrasonic probe 200 accurately when puncturing is carried out through the halo on the outer wall of the abdominal cavity, and the puncturing accuracy is improved.
Furthermore, the laser emitting port 11 of the shell 1 faces away from the front end of the ultrasonic probe 200, and the axial direction of the laser emitting port 11 and the axial direction of the fixing clip 2 form an included angle of 20-90 degrees, namely, the included angle theta is 20-90 degrees. After the ultrasonic probe 200 is located in the front direction, the laser is obliquely emitted to the inner wall of the abdominal cavity in the back-up direction at the included angle theta, and then a halo is formed on the outer wall of the abdominal cavity at the back-up position of the ultrasonic probe 200, so that a doctor can conveniently puncture the abdominal cavity from the back to the front. Preferably, the axial direction of the laser emitting port 11 and the axial direction of the fixing clip 2 form an angle θ of 60 degrees, and the puncturing angle is the best.
Referring to fig. 4 to 6, the housing 1 of the present invention includes an upper shell 12 and a lower shell 13 enclosing an accommodating cavity 14, and the accommodating cavity 14 accommodates the laser module 3, the battery 4 and the control switch 5 in sequence from front to back.
The common opening in the front end of epitheca 12 and inferior valve 13 forms laser emission mouth 11, and the bottom surface integrated into one piece of inferior valve 13 is provided with fixing clip 2, and the common opening in the rear end of epitheca 12 and inferior valve 13 is formed with sliding tray 15 and is used for exposing control switch 5. The upper shell 12 and the lower shell 13 are separately arranged, so that the laser module 3 can be conveniently installed, and the lower shell 13 and the fixing clamp 2 are arranged into an integral structure, so that the shell 1 can be conveniently and rapidly fixed on the ultrasonic probe 200.
Preferably, the edge of the bottom surface of the upper shell 12 of the present invention is recessed to form a locking groove 121, and the edge of the top surface of the lower shell 13 is protruded to form a locking protrusion 131, wherein the locking protrusion 131 is locked with the locking groove 121. The engaging protrusion 131 and the engaging groove 121 achieve quick engagement between the upper case 12 and the lower case 13.
Furthermore, the edge of the bottom surface of the upper shell 12 of the present invention is further provided with a plurality of engaging posts 122, the edge of the top surface of the lower shell 13 is further provided with a plurality of engaging holes 132, and the engaging posts 122 are inserted into the engaging holes 132 for tight fitting. The interference fit between the engaging posts 122 and the engaging holes 132 enhances the firmness of the connection between the upper shell 12 and the lower shell 13.
As shown in fig. 7, the control switch 5 of the present invention preferably includes a plate portion 51 and a handle portion 52 protruding from one surface of the plate portion 51, the handle portion 52 is slidably disposed and exposed to the sliding groove 15, and a sliding inclined surface 511 is disposed on one side of the plate portion 51 adjacent to the second electrode plate 34 to contact with or separate from the second electrode plate 34. As shown in fig. 7, when the handle 52 of the control switch 5 is pushed upward, the plate 51 moves upward along with the slide slope 511, the second electrode sheet 34 gradually disengages from the slide slope 511, and then contacts with the second electrode 42 of the battery 4 to turn on the power supply circuit of the battery 4; when the handle 52 of the control switch 5 is pushed downward, the plate 51 moves downward along with the downward movement of the slide slope 511, and the slide slope 511 is gradually inserted between the second electrode tab 34 and the battery 4, so that the second electrode tab 34 is disconnected from the battery 4 to disconnect the power supply circuit of the battery 4. The provision of the slide slope 511 makes the control switch 5 of the present invention simple in structure and convenient in slide operation.
As shown in fig. 8 and 9, the present invention further provides a guiding device 400, which includes the above-mentioned laser guide 100 for ultrasonic puncture, and further includes a puncture device 300, an ultrasonic probe 200 and a host (not shown) electrically connected to the ultrasonic probe, the ultrasonic probe 200 is sleeved in the puncture device 300, the ultrasonic probe 200 includes a rod portion 202 and an ultrasonic detection surface 201 disposed at a front end of the rod portion, the fixing clip 2 of the laser guide 100 is fixed to the rod portion 202 of the ultrasonic probe 200 in a snap-fit manner, and the laser guide 100 is disposed behind the ultrasonic detection surface 201 and adjacent to the ultrasonic detection surface 201.
The laser emitting port 11 of the laser guide device 200 faces back to the front end of the ultrasonic probe 200, and the axial direction of the laser emitting port 11 and the axial direction of the ultrasonic probe 200 form an included angle of 20-90 degrees. Namely, the included angle theta in fig. 9 is 20 to 90 degrees.
When the puncture outfit 300 is used for penetrating into an abdominal cavity, the ultrasonic probe 200 provided with the laser guider 100 penetrates into the puncture outfit 300 to enter the abdominal cavity, then the ultrasonic probe 200 is used for detecting a target object to be punctured in the abdominal cavity, meanwhile, laser generated by the laser guider 100 forms a halo on the outer wall of the abdominal cavity, and a doctor judges the position of the ultrasonic detection surface 201 at the front end of the ultrasonic probe 200 in the abdominal cavity according to the position of the halo, namely judges the position of the target object to be punctured so as to puncture the target object to be punctured from the halo to the ultrasonic detection surface 201 of the ultrasonic probe 200 in a subsequent rapid and accurate manner.
Further, the axial direction of the laser emitting port 11 of the laser guide 100 of the present invention is at an angle of 60 degrees with the axial direction of the ultrasonic probe 200. The operating angle is optimal at this time.
The laser guide 100 and the guide device 400 for ultrasonic puncture provided by the embodiment of the invention, by arranging the shell 1, the bottom surface of the shell 1 is provided with the fixing clip 2 to fix the shell 1 on the ultrasonic probe 200, meanwhile, a laser module 3 is arranged in the shell 1, the laser module 3 generates laser to be emitted from a laser emitting port 11 at the front end of the shell 1, and the axial of the laser emission port 11 and the axial of the fixing clip 2 form an included angle, thus when the ultrasonic probe 200 is positioned in the abdominal cavity to be punctured with a target object (such as a pathological change tissue), the laser generated by the guider 100 on the ultrasonic probe 200 and the axial of the ultrasonic probe 200 are in an inclined state and are emitted to the inner wall of the abdominal cavity and penetrate through the inner wall of the abdominal cavity, the laser penetrating through the inner wall of the abdominal cavity forms a halo on the outer wall of the abdominal cavity, and a doctor punctures the outer wall of the abdominal cavity at the middle position of the halo, so that the doctor can accurately reach a required position. The laser guider 100 of the invention can rapidly and accurately perform ultrasonic puncture positioning in the abdominal cavity, improve the working efficiency and avoid damaging other tissues due to repeated trial and error.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A laser guide for ultrasonic puncture, comprising:
the front end of the shell is provided with a laser emitting port;
the fixing clamp is arranged on the bottom surface of the shell and used for fixing the shell on the ultrasonic probe, and the axial direction of the laser emission port and the axial direction of the fixing clamp form an included angle;
the laser module is arranged in the shell and used for generating laser and emitting the laser from the laser emitting port;
the battery is electrically connected with the laser module and used for supplying power to the laser module;
and the control switch is exposed on the surface of the shell, is electrically connected with the battery and is used for controlling the on-off of the power supply of the laser module.
2. The laser guide for ultrasonic puncture of claim 1, wherein the laser module comprises a laser head, a laser generating circuit board connected with the laser head, and a first electrode plate and a second electrode plate;
one end of the first electrode plate is electrically connected with the laser generation circuit board, and the other end of the first electrode plate is connected with a first electrode of the battery;
one end of the second electrode plate is electrically connected with the laser generation circuit board, and the other end of the second electrode plate is abutted against the second electrode of the control switch or the battery.
3. The laser guide for ultrasonic puncture according to claim 1, wherein the fixing clip fixes the housing of the laser guide beside and behind the ultrasonic detection surface at the front end of the ultrasonic probe.
4. The laser guide for ultrasonic puncture according to claim 3, wherein the laser emitting port of the housing faces away from the front end of the ultrasonic probe, and the axial direction of the laser emitting port and the axial direction of the fixing clip form an included angle of 20-90 degrees.
5. The laser guide for ultrasonic puncture according to claim 2, wherein the housing includes an upper shell and a lower shell enclosing a housing cavity, the housing cavity sequentially houses the laser module, the battery and the control switch from front to back;
the common opening of the front end of epitheca and inferior valve forms laser emission mouth, the bottom surface integrated into one piece of inferior valve is provided with the fixing clip, the common opening of the rear end of epitheca and inferior valve is formed with the sliding tray and is used for exposing control switch.
6. The laser guide for ultrasonic puncture of claim 5, wherein the edge of the bottom surface of the upper shell is recessed to form a locking groove, and the edge of the top surface of the lower shell is raised to form a locking protrusion, and the locking protrusion is locked with the locking groove.
7. The laser guide for ultrasonic puncture of claim 6, wherein the edge of the bottom surface of the upper casing is further provided with a plurality of engaging posts, the edge of the top surface of the lower casing is further provided with a plurality of engaging holes, and the engaging posts are inserted into the engaging holes in tight fit.
8. The laser guide for ultrasonic puncture according to claim 5, wherein the control switch includes a plate portion and a handle portion protruding from a surface of the plate portion, the handle portion is slidably disposed and exposed to the sliding groove, and a sliding inclined surface is disposed on a side of the plate portion adjacent to the second electrode pad to contact with or separate from the second electrode pad.
9. A guiding device, comprising the laser guider for ultrasonic puncture according to any one of claims 1 to 8, further comprising a puncture outfit, an ultrasonic probe and a host computer electrically connected with the ultrasonic probe, wherein the ultrasonic probe is sleeved in the puncture outfit and comprises a rod part and an ultrasonic detection surface arranged at the front end of the rod part, a fixing clip of the laser guider is fixed on the rod part of the ultrasonic probe in a clamping manner, and the laser guider is positioned behind the ultrasonic detection surface and is arranged close to the ultrasonic detection surface;
the laser emitting port of the laser guider faces back to the front end of the ultrasonic probe, and the axial direction of the laser emitting port and the axial direction of the ultrasonic probe form an included angle of 20-90 degrees.
10. The guide device of claim 9, wherein the axial direction of the laser emitting port of the laser guide is at an angle of 60 degrees to the axial direction of the ultrasonic probe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911324350.2A CN110882045A (en) | 2019-12-20 | 2019-12-20 | Laser guider and guiding device for ultrasonic puncture |
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| CN201911324350.2A CN110882045A (en) | 2019-12-20 | 2019-12-20 | Laser guider and guiding device for ultrasonic puncture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111358576A (en) * | 2020-03-23 | 2020-07-03 | 广州多得医疗设备服务有限公司 | Puncture locator for laparoscopic ultrasonic probe operation |
| CN113180972A (en) * | 2021-05-18 | 2021-07-30 | 日照市岚山区人民医院(日照市第二人民医院) | Intracardiac branch of academic or vocational study puncture subassembly and intracardiac branch of academic or vocational study piercing depth |
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| CN202034673U (en) * | 2011-03-15 | 2011-11-09 | 金连水 | Finger-wearing type laser |
| CN202178492U (en) * | 2011-08-19 | 2012-03-28 | 林滨 | Laser |
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| CN113180972A (en) * | 2021-05-18 | 2021-07-30 | 日照市岚山区人民医院(日照市第二人民医院) | Intracardiac branch of academic or vocational study puncture subassembly and intracardiac branch of academic or vocational study piercing depth |
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