CN217118534U - Many needles puncture guide board - Google Patents
Many needles puncture guide board Download PDFInfo
- Publication number
- CN217118534U CN217118534U CN202123050006.4U CN202123050006U CN217118534U CN 217118534 U CN217118534 U CN 217118534U CN 202123050006 U CN202123050006 U CN 202123050006U CN 217118534 U CN217118534 U CN 217118534U
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- plate
- guide opening
- guide
- puncture
- direction open
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- 239000000523 sample Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 239000011120 plywood Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 206010028980 Neoplasm Diseases 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 238000002679 ablation Methods 0.000 description 2
- 238000010317 ablation therapy Methods 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000011298 ablation treatment Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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Abstract
The utility model relates to a multi-needle puncture guide plate, which comprises a first guide opening-closing plate and a second guide opening-closing plate, wherein the first guide opening-closing plate and the second guide opening-closing plate are connected through a rotating shaft, so that the first guide opening-closing plate and the second guide opening-closing plate can be folded or unfolded; be provided with a plurality of first guiding holes on the first direction open-close board, be provided with a plurality of second guiding holes on the second direction open-close board, first direction open-close board with when the second direction open-close board is folding, the first surface of first direction open-close board with the first surface of second direction open-close board is relative, and a plurality of first guiding holes with a plurality of second guiding hole coincidence one by one. First direction open-close plate and the rotatable connection of second direction open-close plate have increased many needles puncture guide board's length and coverage area, have reduced many needles puncture guide board's volume when guaranteeing the cloth needle area, can reduce the puncture frame quantity that uses, make things convenient for the puncture operation.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to many needles puncture guide board.
Background
Cancer is a major disease that endangers human health. The traditional cancer treatment method, the recently developed thermal ablation therapy characterized by minimally invasive ablation, and the ablation therapy such as particle implantation have certain limitations on clinical application due to the limitation of factors such as indications, contraindications, treatment side effects, thermal effects and the like. In recent years, with the continuous development of pulsed bioelectricity, electric field pulses have received wide attention with their non-thermal, minimally invasive biomedical utility, and are gradually applied to clinical treatment of tumors.
When minimally invasive biopsy or ablation treatment is performed, a puncture needle needs to be inserted into human tissue under the guidance of a puncture template or a puncture frame, and then biopsy or ablation operation is performed. Fig. 1 shows a puncture guide B of the prior art, which is rotatably disposed on the ultrasound probe holder a. The puncture guide frame B is provided with only one puncture hole, one puncture needle C is allowed to be operated to puncture in the puncture process, and the needle inserting direction of the puncture needle C can be adjusted by rotating the puncture guide frame B. Therefore, the existing puncture rack has limited length and coverage area, and sometimes a plurality of puncture racks are used in the puncture process, which affects the operation effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that the length and the coverage area of the puncture frame are limited, the utility model provides a multi-needle puncture guide plate, which comprises a first guide opening-closing plate and a second guide opening-closing plate, wherein the first guide opening-closing plate and the second guide opening-closing plate are connected through a rotating shaft, so that the first guide opening-closing plate and the second guide opening-closing plate can be folded or unfolded; be provided with a plurality of first guiding holes on the first direction open-close board, be provided with a plurality of second guiding holes on the second direction open-close board, first direction open-close board with when the second direction open-close board is folding, the first surface of first direction open-close board with the first surface of second direction open-close board is relative, and a plurality of first guiding holes with a plurality of second guiding hole coincidence one by one.
In one embodiment, a puncture plate slider is slidably arranged on the side wall of the first guide opening plate and the second guide opening plate, and the puncture plate slider is used for mounting the multi-needle puncture guide plate on the ultrasonic probe bracket.
In one embodiment, sliding grooves are formed in the side walls of the first guide opening and closing plate and the second guide opening and closing plate, sliding portions are arranged at the bottoms of the puncture plate sliding blocks, and the puncture plate sliding blocks are slidably embedded into the sliding grooves through the sliding portions.
In one embodiment, the sliding groove is a dovetail groove, and the sliding part is in a dovetail shape.
In one embodiment, when the first guide opening and closing plate and the second guide opening and closing plate are unfolded and flat, the sliding groove of the first guide opening and closing plate is communicated with the sliding groove of the second guide opening and closing plate.
In one embodiment, a protrusion capable of abutting against the bottom surface of the sliding groove is further provided on the lower surface of the sliding portion.
In one embodiment, the protrusion is a resilient protrusion.
In one embodiment, the puncture plate slider is provided with a screw hole penetrating from the top surface of the slider to the lower surface of the sliding part, a spring ball head screw is screwed in the screw hole, and the ball head of the spring ball head screw at least partially protrudes from the lower surface of the sliding part to form the bulge, or,
the lower surface of the sliding part is provided with a blind hole, a spring ball plunger is arranged in the blind hole, and at least part of a ball head of the spring ball plunger protrudes from the lower surface of the sliding part to form the bulge.
In one embodiment, at least one positioning concave pit which is matched with the bulge in an abutting mode is arranged on the bottom face of the sliding groove.
In one embodiment, a slot is provided on a longitudinal side wall of the puncture plate slider for securing the multi-needle puncture guide plate to an ultrasound probe holder.
In one embodiment, the pivot is the pivot of can locking, including setting up first direction open-close board with shaft hole and clamping screw on the second direction open-close board, clamping screw passes the shaft hole of second direction open-close board and connects soon in the shaft hole of first direction open-close board, can lock through the clamping screw that screws the pivot.
The utility model has the advantages that: the embodiment of the utility model provides a many needles puncture guide board, the rotatable connection of first direction open-close board and second direction open-close board for first direction open-close board can fold or expand with second direction open-close board, thereby has increased the length and the coverage area of many needles puncture guide board, has reduced the volume of many needles puncture guide board when guaranteeing the cloth needle area. In the process of puncture, can set up many needles puncture guide board according to the focus position, through the angle of buckling of adjusting the rotation of first direction open-close board and second direction open-close board, carry out the operation of puncturing in appropriate position, reduce the quantity of the puncture frame that uses, make things convenient for the operator to carry out the operation of puncturing.
Drawings
FIG. 1 is a schematic view of a prior art lancing guide disposed on an ultrasound probe holder;
FIG. 2 is an assembly view of the multi-needle penetration guide plate according to the embodiment of the present invention;
FIG. 3 is a schematic view of a deployed multi-needle puncture guide plate as set forth in an embodiment of the present invention;
FIG. 4 is a schematic view of a folded multi-needle penetration guide plate as set forth in an embodiment of the present invention;
FIG. 5 is a view showing a state of use of the deployed multi-needle puncture guide plate according to the embodiment of the present invention;
FIG. 6 is a view showing a state of use of the folded multi-needle puncture guide plate according to the embodiment of the present invention;
FIG. 7 is a sectional view of the multi-needle puncture guide plate in the deployed state of FIG. 5, taken along the direction D-D;
fig. 8 is a partially enlarged view of the area indicated by the circle E in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the present invention is not limited to the drawings and the following embodiments.
As used herein, the term "include" and its various variants are to be understood as open-ended terms, which mean "including, but not limited to. The term "based on" and the like may be understood as "based at least on". The terms "first", "second", "third", etc. are used merely to distinguish different features and have no essential meaning. The terms "left", "right", "middle" and the like are used only to indicate a positional relationship between relative objects.
The embodiment of the utility model provides a many needles puncture guide board, as shown in fig. 2-6, including first direction open close plate 1 and second direction open close plate 2, first direction open close plate 1 is connected through pivot 3 with second direction open close plate 2, so that first direction open close plate 1 with second direction open close plate 2 can fold (as shown in fig. 4, fig. 6) or expand (as shown in fig. 3, fig. 5). Be provided with a plurality of first guiding holes 11 on the first direction open-close board 1, be provided with a plurality of second guiding holes 21 on the second direction open-close board 2, first direction open-close board 1 with when the second direction open-close board 2 is folding, first direction open-close board 1's first surface 12 with the second direction open-close board 2's first surface 22 is relative, and a plurality of first guiding holes 11 with a plurality of second guiding holes 21 coincide one by one.
First direction open-close board 1 and the rotatable connection of second direction open-close board 2 of many needles puncture guide board for first direction open-close board 1 can fold (as shown in fig. 4, fig. 6) or expand (as shown in fig. 3, fig. 5) with second direction open-close board 2, has increased the length and the coverage area of many needles puncture guide board, has reduced the volume of many needles puncture guide board when guaranteeing the cloth needle area. In the process of puncturing, the multi-needle puncture guide plate can be fixed on the ultrasonic probe fixing seat A and is arranged according to the focus position, the multi-needle puncture guide plate performs puncturing operation at a corresponding position by adjusting the rotating bending angle of the first guide opening plate 1 and the second guide opening plate 2, the number of used puncture frames is reduced, and an operator can conveniently perform puncturing operation.
Wherein, a plurality of first guiding holes 11 are array arrangement on first direction plywood 1, run through first direction plywood 1 in the thickness direction of first direction plywood 1. A plurality of second guiding holes 21 are array arrangement on second direction plywood 2, run through second direction plywood 2 on the thickness direction of second direction plywood 2. Work as first direction open-close plate 1 with when second direction open-close plate 2 is folding, a plurality of first guiding holes 11 with a plurality of second guiding holes 21 coincide one by one form the puncture needle guiding hole jointly for many needles puncture guide board can carry out the puncture operation under fold condition. Preferably, the plurality of first guide holes 11 are parallel to the plurality of second guide holes 21.
In order to with the utility model discloses on many needles puncture guide board installs ultrasonic probe fixing base A first direction open-close board 1 with on the lateral wall of second direction open-close board 2, slidable is provided with puncture board slider 4, through slip puncture board slider 4 on the lateral wall can adjust first direction open-close board 1 and second direction open-close board 2 and ultrasonic probe fixing base A's relative position to adjust many needles puncture guide board's coverage area when the puncture.
In the embodiment of the present invention, the sliding groove 5 has been all opened on the side wall of the first guide opening plate 1 and the second guide opening plate 2, the sliding portion 41 is provided at the bottom of the puncture plate slider 4, the puncture plate slider 4 passes through the sliding portion 41 is slidably embedded into the sliding groove 5, and the puncture plate slider 4 can be followed the sliding groove 5 slides. In order to ensure that the puncture plate slider 4 does not slip out of the sliding groove 5 during the sliding process, the sliding groove 5 is preferably a dovetail groove, and the sliding portion 41 is dovetail-shaped.
In one embodiment, as shown in fig. 3 and 5, when the first guide opening and closing plate 1 and the second guide opening and closing plate 2 are unfolded, the sliding groove 5 of the first guide opening and closing plate 1 is communicated with the sliding groove 5 of the second guide opening and closing plate 2, so that only one puncture plate sliding block 4 is needed, and the puncture plate sliding block 4 can slide on the side walls of the first guide opening and closing plate 1 and the second guide opening and closing plate 2 in a reciprocating manner.
In addition, a bulge is further arranged on the lower surface of the sliding part 41 at the bottom of the puncture plate sliding block 4 and can be abutted against the bottom surface of the sliding groove 5, so that the friction force between the puncture plate sliding block 4 and the sliding groove is increased, and the positioning effect is achieved.
In one embodiment, the protrusion is a resilient protrusion. Specifically, as shown in fig. 7 and 8, the puncture plate slider 4 is provided with a screw hole 42 penetrating from the slider top surface to the lower surface of the slide portion 41, and a ball head screw 43 is screwed into the screw hole 42. The spring ball head screw 43 is provided with a hollow screw rod 431, a spring 432 and a ball head 433, the rear end of the inner cavity of the screw rod is closed, the front end of the inner cavity of the screw rod is provided with an opening, and the spring 432 is arranged in the inner cavity of the screw rod. Bulb 433 sets up in the opening part of screw rod inner chamber, the diameter of bulb 433 is less than the size of opening. The spring 432 presses the ball 433 toward the opening, so that part of the ball 433 protrudes from the opening, but the ball 433 cannot be pulled out of the opening. The ball 433 of the spring ball screw protrudes at least partially from the lower surface of the sliding part 41 to form the protrusion.
By adjusting the screw-in depth of the spring ball screw 43 in the screw hole 42, the size of the portion of the ball 433 protruding from the lower surface of the slide portion 41 can be adjusted. Preferably, only the ball 433 protruding from the opening protrudes from the lower surface of the sliding portion 41. Of course, the end of the screw 431 may protrude from the lower surface of the sliding portion 41.
Alternatively, as will be appreciated by those skilled in the art, a blind hole may be provided in the lower surface of the sliding part 41, in which blind hole a ball plunger is provided, which is only free of external thread in contrast to the aforementioned ball screw. The ball of the spring ball plunger protrudes from the lower surface of the slide 41 to form the protrusion.
In order to further improve the positioning effect, at least one positioning pit 6 which is in butt fit with the protrusion is arranged on the bottom surface of the sliding chute 5. In this embodiment, as shown in fig. 2 to 4, the positioning recesses 6 are provided in plurality and are spaced at equal intervals along the length direction of the slide slot 5. When the protrusion slides into the corresponding positioning pit 6, the first guide opening-closing plate 1 and the second guide opening-closing plate 2 are stably positioned in the puncture plate sliding block 4, the relative position is not easy to change, and the subsequent puncture operation is facilitated.
In addition, as shown in fig. 2 to 4, a catching groove 44 is provided on a longitudinal side wall of the puncture plate slider 4 for fixing the multi-needle puncture guide plate to the ultrasonic probe holder a.
In one embodiment, the rotating shaft 3 is a lockable rotating shaft, and includes a shaft hole 31 provided on the first guide opening plate 1, a shaft hole 32 provided on the second guide opening plate 2, and a fixing screw 33, wherein the shaft hole 31 coincides with the shaft center of the shaft hole 32. The fixing screw 33 is screwed into the shaft hole 31 of the first guide opening plate 1 through the shaft hole 32 of the second guide opening plate 2, and the rotating shaft 3 can be locked by screwing the fixing screw 33. As shown in fig. 2, the first guide opening plate 1 has a first axial hole 31 at an end thereof, the second guide opening plate 2 has a pair of axial holes 32 at an end thereof, the axial holes 31 are sandwiched between the pair of axial holes 32, two fixing screws 33 are screwed into the axial holes 31 through the axial holes 32 from the outside of the pair of axial holes 32, respectively, and the rotary shaft 3 is locked by screwing the fixing screws 33.
The utility model discloses many needles puncture guide board is when using, at first fixes many needles puncture guide board to ultrasonic transducer fixing base A through the draw-in groove 44 on the vertical lateral wall of puncture board slider 4 on, keep first direction open-close board 1 with the fold condition of second direction open-close board 2. When the overlapping puncture needle guide holes cover the range of use, the multi-needle puncture guide plate can be used in a folded state. The puncture position of the multi-needle puncture guide plate is adjusted by relative sliding between the puncture plate sliding block 4 and the sliding chute 5 on the first guide opening plate 1 or the second guide opening plate 2. At this moment, the multi-needle puncture guide plate occupies a small space, and is convenient for the operation of doctors.
When the coverage of the overlapped puncture needle guide holes is not enough, the fixing screw 33 needs to be loosened, the second guide opening and closing plate 2 needs to be unfolded to the puncture position, for example, the second guide opening and closing plate 2 is parallel to the first guide opening and closing plate 1, and then the fixing screw 33 needs to be screwed. The puncture position of the multi-needle puncture guide plate is adjusted by relative sliding between the puncture plate sliding block 4 and the sliding grooves 5 on the first guide opening plate 1 and the second guide opening plate 2. At this time, the doctor can perform the puncturing operation in a wider range using the first guide hole 11 and the second guide hole 12 of the first guide opening plate 1 and the second guide opening plate 2.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be desirable. To be combined in any suitable manner in any one or more of the embodiments or examples.
The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A multi-needle puncture guide plate is characterized by comprising a first guide opening plate and a second guide opening plate,
the first guide opening and closing plate and the second guide opening and closing plate are connected through a rotating shaft, so that the first guide opening and closing plate and the second guide opening and closing plate can be folded or unfolded;
be provided with a plurality of first guiding holes on the first direction open-close board, be provided with a plurality of second guiding holes on the second direction open-close board, first direction open-close board with when the second direction open-close board is folding, the first surface of first direction open-close board with the first surface of second direction open-close board is relative, and a plurality of first guiding holes with a plurality of second guiding hole coincidence one by one.
2. The multi-needle puncture guide plate according to claim 1, wherein a puncture plate slider for mounting the multi-needle puncture guide plate to an ultrasonic probe holder is slidably provided on a side wall of the first guide opening plate and the second guide opening plate.
3. The multi-needle puncture guide plate according to claim 2, wherein sliding grooves are formed in the side walls of the first guide opening plate and the second guide opening plate, and the bottom of the puncture plate slider has a sliding portion through which the puncture plate slider is slidably inserted into the sliding grooves.
4. The multi-needle puncture guide plate according to claim 3, wherein the slide groove is a dovetail groove, and the slide portion is dovetail-shaped.
5. The multi-needle puncture guide plate according to claim 3, wherein when the first guide opening/closing plate and the second guide opening/closing plate are unfolded, the slide groove of the first guide opening/closing plate communicates with the slide groove of the second guide opening/closing plate.
6. A multi-needle puncture guide plate according to any of claims 3 to 5, wherein a projection capable of abutting against the bottom surface of the slide groove is further provided on the lower surface of the slide portion.
7. The multi-needle puncture guide plate of claim 6, wherein the protrusions are elastic protrusions.
8. The multi-needle puncture guide plate according to claim 7, wherein the puncture plate slider is provided with a screw hole penetrating from the top surface of the slider to the lower surface of the sliding portion, a ball head screw is screwed into the screw hole, and the ball head of the ball head screw at least partially protrudes from the lower surface of the sliding portion to form the protrusion, or,
the lower surface of the sliding part is provided with a blind hole, a spring ball plunger is arranged in the blind hole, and at least part of a ball head of the spring ball plunger protrudes from the lower surface of the sliding part to form the bulge.
9. The multi-needle puncture guide plate according to claim 6, wherein at least one positioning recess in abutting engagement with the projection is provided on the bottom surface of the slide groove.
10. The multi-needle puncture guide plate according to claim 2, wherein a catching groove is provided on a longitudinal side wall of the puncture plate slider for fixing the multi-needle puncture guide plate to an ultrasonic probe holder.
11. The multi-needle puncture guide plate according to claim 1, wherein the rotation shaft is a lockable rotation shaft, and includes a shaft hole provided in the first guide opening plate and the second guide opening plate, and a fixing screw that passes through the shaft hole of the second guide opening plate and is screwed into the shaft hole of the first guide opening plate, and the rotation shaft can be locked by screwing the fixing screw.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011540851.7A CN112674849A (en) | 2020-12-23 | 2020-12-23 | Multi-needle puncture guide plate |
| CN2020115408517 | 2020-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217118534U true CN217118534U (en) | 2022-08-05 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011540851.7A Pending CN112674849A (en) | 2020-12-23 | 2020-12-23 | Multi-needle puncture guide plate |
| CN202123050006.4U Active CN217118534U (en) | 2020-12-23 | 2021-12-07 | Many needles puncture guide board |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011540851.7A Pending CN112674849A (en) | 2020-12-23 | 2020-12-23 | Multi-needle puncture guide plate |
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| CN (2) | CN112674849A (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201094670Y (en) * | 2007-11-23 | 2008-08-06 | 中国人民解放军第三军医大学第一附属医院 | Puncture locating mould plate |
| KR101638055B1 (en) * | 2014-12-31 | 2016-07-08 | 주식회사 아모그린텍 | Guide apparatus for puncturing a injection needle |
| DE102016209074A1 (en) * | 2016-05-25 | 2017-11-30 | Medical Templates Ag | A method of planning an intracorporeal location of a medical needle unit to be percutaneously introduced to a patient |
| CN209713077U (en) * | 2019-01-14 | 2019-12-03 | 王柯文 | A kind of positioning mechanism that the medical intervention instrument of ultrasonic guidance punctures |
| CN110432958A (en) * | 2019-09-16 | 2019-11-12 | 魏国良 | Ultrasonic guidance targets puncture positioning device |
| CN211634695U (en) * | 2019-12-19 | 2020-10-09 | 首都医科大学宣武医院 | Medical multifunctional portable auxiliary device for infants |
-
2020
- 2020-12-23 CN CN202011540851.7A patent/CN112674849A/en active Pending
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2021
- 2021-12-07 CN CN202123050006.4U patent/CN217118534U/en active Active
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| CN112674849A (en) | 2021-04-20 |
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Address after: 200135 3rd floor, building 3, Lane 166, Tianxiong Road, Pudong New Area, Shanghai Patentee after: Shanghai RuiDao Medical Technology Co.,Ltd. Address before: 200135 3rd floor, building 3, Lane 166, Tianxiong Road, Pudong New Area, Shanghai Patentee before: SHANGHAI REMEDICINE Co.,Ltd. |