CN204765827U - Supersound guide is puncture location bullnose down - Google Patents
Supersound guide is puncture location bullnose down Download PDFInfo
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- CN204765827U CN204765827U CN201520346823.XU CN201520346823U CN204765827U CN 204765827 U CN204765827 U CN 204765827U CN 201520346823 U CN201520346823 U CN 201520346823U CN 204765827 U CN204765827 U CN 204765827U
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- ultrasonic probe
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- puncture
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Abstract
The utility model discloses a supersound guide is puncture location bullnose down, including the bullnose of installation locating plate on ultrasonic probe, be provided with the first spout of taking the scale on the locating plate, be equipped with the needle cover in the spout, ultrasonic probe detachably install on the locating plate. The utility model discloses an auxiliary laser positioning device in supersound determination of position back well, utilizes the laser positioning device resolution can set up the scope of puncture needle track, makes the needle track position can demonstrate through showing screen display all the time to provide good supporting role for the doctor, set up with probe complex locating plate structure, can with the cooperation of supersound iconography equipment, the puncture target spot that shows in iconography equipment display screen is instructed down, utilizes scale accuracy on the locating plate to provide the position of puncture, messenger's puncture process objectives -oriented, complete equipment can use in body surface many places position to can play the fixed action to ultrasonic probe, make whole puncture process accurate, simple, reach good puncture effect.
Description
Technical field
This utility model relates to a kind of device for auxiliary puncture, is specifically related to one Needle localization guide under iconography equipment.
Background technology
In recent years, along with the accumulation of the progress of ultrasonic instrument performance and the improvement of puncture needle and operation doctors experience, Ultrasound-guided Biopsy art has become very important diagnostic techniques, make a lot of disease particularly tumor disease can obtain diagnosis clear and definite in time, for patient treatment way choice, the evaluation in the selection of modus operandi and treatment after treatment provides most important information with following up a case by regular visits to.
Ultrasound-guided Biopsy technology has flexibly, facilitate, feature that blind area is little, is applicable to the processes such as the biopsy drawing liquid of various superficial foci, arterial-venous puncture, nerve block.Specific practice is under ultrasonic guiding, avoid important organ and larger nervus vasculairs, puncture needle is penetrated exactly in pathological tissues carry out treating or by sucking-off, cut out a small amount of cell or tissue and carry out pathologic finding, this just avoids the damage to surrounding tissue to the full extent, can also observe site of puncture and puncture path immediately after puncture, the phenomenon such as hemorrhage that Timeliness coverage may occur, is processed with the shortest time, avoids causing more serious complication.In plane, puncture method is complete with the display of its needle track, puncture precision is high and become the first-selection of most of doctor.
But, when in plane, free-hand puncture requires to puncture, needle track is in the ultrasonic plane of scanning motion completely, slightly deflection needle track just cannot show, doctor needs the position constantly adjusting puncture needle, needle track could be shown preferably, this brings many problems to doctor's operating process, and impacts the quality of puncture to a certain extent.
Summary of the invention
For above-mentioned problems of the prior art, the object of the invention is to, a kind of positioning guide of auxiliary puncture is under ultrasound guidance provided, can assist physician accurate adjustment before puncture and in piercing process, determine point of puncture, needle track position, provide powerful support for for venipuncture provides.
In order to realize above-mentioned task, this utility model by the following technical solutions:
A kind of Ultrasound-guided Biopsy positioning guide, comprises and installs the guide of location-plate on ultrasonic probe, location-plate is provided with the first chute with a scale, is equipped with needle guard in chute; Described ultrasonic probe is removably installed on location-plate.
Further, described guide adopts laser pen, and laser pen is arranged in ultrasonic probe surface thereof, when ultrasonic probe to contact with human body surface detect time, the light that laser pen penetrates is beaten on the skin of ultrasonic probe dead ahead, and is straight line.
Further, the first described chute is the chute penetrating location-plate, and when ultrasonic probe is arranged on after on location-plate, the light of laser pen injection is beaten in the first chute.
Further, described location-plate is provided with one or more and the first chute and passes through and connect and the second chute be crisscross arranged, the second chute penetrates location-plate.
Further, described location-plate is bent soft plate body, can be attached at human body surface.
Further, described needle guard comprises upper slide and lower skateboard, and upper slide and lower skateboard, all with centre bore, are connected by elastic tube between upper slide and the centre bore of lower skateboard.
Further, described needle guard is assemblied in after in the first chute, and the lower skateboard of needle guard does not pass bottom the first chute.
Further, the first described chute and the second chute are provided with the clamping device for fixing needle guard position.
Further, on the upper surface of described location-plate, the side of the first chute is provided with the draw-in groove parallel with the first chute, and draw-in groove side is distributed with multiple hole clipping along the length direction of draw-in groove, and the bottom of described upper slide is provided with the card column coordinated with hole clipping.
Further, described location-plate side is provided with the elastic card for fixing ultrasonic probe, elastic card arranges a pair, is made up of two symmetrically arranged L shape elastic plates, when ultrasonic probe is arranged in elastic card, the contact jaw of ultrasonic probe stretches out the lower surface of location-plate.
This utility model compared with prior art has following technical characterstic:
1. adopt auxiliary laser positioning equipment, after ultrasound position determines, utilize Laser Positioning Equipment to determine to set up the scope of puncture needle track, needle track position is shown by display screen all the time, thinks the assosting effect that doctor provides good;
2. be provided with and the positioning plate structure coordinated of popping one's head in, can coordinate with Ultrasonic tomography equipment, under the puncture target spot instruction shown in iconography device display screen, utilize the scale on location-plate accurately to provide the position of puncture, piercing process is shot the arrow at the target;
3. devising can the needle guard structure of movement in location-plate, this needle guard can choose fixed position afterwards at point of puncture, using the external path of travel as puncture needle in piercing process, the guide that puncture needle is clear and definite can be given, and according to the feature of advancing of puncture needle, this needle guard can bend, thus in piercing process, can adjust advanced positions and the direction of syringe needle in certain limit;
4. package unit can be applicable to body surface plurality of positions, and location-plate is arranged according to human body feature, can be attached at skin surface, and can play fixation to ultrasonic probe, makes whole piercing process accurate, simple, reaches good puncture effect.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation after Fig. 1 removes ultrasonic probe;
Fig. 3 is application schematic diagram of the present utility model;
Fig. 4 is the structural representation of location-plate;
Fig. 5 is the structural representation of snap ring;
Fig. 6 is the structural representation of needle guard;
Number in the figure represents: 1-location-plate, 2-elastic card, 3-ultrasonic probe, 4-snap ring, the 5-the second chute, 6-needle guard, 601-arrow mark, 602-upper slide, 603-card column, 604-elastic tube, 605-lower skateboard, 7-laser pen, 8-draw-in groove, 9-hole clipping, the 10-the first chute, 11-scale.
Detailed description of the invention
During free-hand puncture, a very important problem is exactly the accuracy of advancing keeping needle track, and selects suitable point of puncture, but these all be unable to do without the support of iconography equipment.During detecting before adopting B ultrasonic, color ultrasound to puncture, ultrasonic probe finally can to detecting the target location needing puncture in moving process, and doctor now needs facing to display to determine puncture position and hand-manipulating of needle angle.But owing to not having good impetus in free-hand piercing process, even if make the image detected out guide, needle track still can depart from; And ultrasonic device probe image is only a limited sector over the display, needle track has skew just to can't see puncture needle slightly, needs to correct or again puncture.
The thinking that utility model people proposes in this programme is, it is improper that the reason that during puncture, needle track departs from is mostly that needle track sets up position, deflected away from and detected plane, or puncture position is chosen bad, in needle track process of establishing, portion departs from and can not see in the picture.Detect the scanning plane that plane is ultrasonic probe front, and address these problems effective means is exactly, after ultrasonic probe detects target location, avoid the prerequisite of internal organs, nervus vasculairs at human body surface under, determine most suitable point of puncture, and the direction of travel of needle track, so doctor only needs observation display screen control inserting needle speed accurately can arrive puncture target location in piercing process.The utility model proposes following scheme for this reason:
A kind of Ultrasound-guided Biopsy positioning guide, comprises and installs the guide of location-plate 1 on ultrasonic probe 3, location-plate 1 is provided with first chute 10 of with a scale 11, is equipped with needle guard 6 in chute; Described ultrasonic probe 3 is removably installed on location-plate 1.
What demonstrate in display screen detects face, is the body structures of the contact jaw front lower place of ultrasonic probe 3 and human body.After the position of probe determines, the more satisfactory mode puncture needle in overall process that punctures exactly all can be shown in image.The face of detecting is generally sector, and ultrasonic probe 3 is generally semi-cylindrical or semielliptical shape with the contact jaw of human body.Guaranteeing choosing rationally of puncture position and needle track, is exactly the most simply that guarantee puncture position is at the middle part of the human body skin in ultrasonic probe 3 front.During puncture, puncture needle is farthest positioned in the middle part of image in the picture so like this, even if there is adjustment slightly in piercing process, also leaves abundant surplus adjustment space, adjustment process puncture needle also can not be deflected away from outside image.Have employed guide in this programme, the effect of guide is the auxiliary position determining probe front, namely after probe positions determines, can determine straight line at the dead ahead medium position of probe.Guide can have multiple choices, as chi, line etc.
In order to make piercing process more smooth, and facilitating the determination of puncture position, in this programme, being also provided with location-plate 1 structure.Location-plate 1 and ultrasonic probe 3 with the use of, ultrasonic probe 3 can be removably installed on location-plate 1.Ultrasonic probe 3 is arranged on after on location-plate 1, and location-plate 1 is positioned at the front of ultrasonic probe 3, and namely the face of detecting of ultrasonic probe 3 is positioned at immediately below location-plate 1.Needle guard 6 in location-plate 1, plays the auxiliary effect determining hand-manipulating of needle point and hand-manipulating of needle direction.By the site of puncture image that indicator screen is observed, the distance between probe positions and optimum puncturing point is calculated according to Nonlinear magnify ratio, then to slide needle guard 6 according to scale 11 in the first chute 10, make needle guard 6 arrive optimum puncturing point, puncture from needle guard 6.
A kind of guide easy to use is proposed in this programme.Guide adopts laser pen 7, and laser pen 7 is arranged in ultrasonic probe 3 surface thereof, when ultrasonic probe 3 to contact with human body surface detect time, the light of laser pen 7 injection is beaten on the skin of ultrasonic probe 3 dead ahead, and is straight line.
The light that laser pen 7 is got is straight and obvious, can play extraordinary guiding function.The nib of laser pen 7 is preferably linear.Laser pen 7 is removably mounted on ultrasonic probe 3, and is obliquely installed by laser pen 7, make the face, written place of laser pen 7 and human body surface at an angle, the light that such laser pen 7 is got is one straight line at human body surface.This straight line does not need long, can play the effect guiding signal.Laser pen 7 should be arranged on ultrasonic probe 3 upper center position, and the light that laser pen 7 is got can at ultrasonic probe 3 front medium position, and the position of light on skin that laser pen 7 is got is best puncture position.
First chute 10 is for penetrating the chute of location-plate 1, and when ultrasonic probe 3 is arranged on after on location-plate 1, the light that laser pen 7 penetrates is beaten in the first chute 10.Location-plate 1 is provided with one or more and the first chute 10 company of passing through and the second chute 5, second chute 5 be crisscross arranged penetrates location-plate 1.
Location-plate 1 can be attached on skin, plays effect that is fixing, guided puncture, thus requires that the first chute 10 is penetrating chute.Location-plate 1, after body surface detects target location, is placed on ultrasonic probe 3 dead ahead, and ultrasonic probe 3 is fixed on location-plate 1 by ultrasonic probe 3.Now, open laser pen 7 and adjust, the light that laser pen 7 is penetrated is beaten in the first chute 10, and is penetrated on the human body skin below the first chute 10 by the first chute 10.The straight light penetrated on human body skin should be parallel with the first chute 10.Skin surface below the whole position being so at this time just equivalent to the first chute 10 is optimum position of optionally puncturing.
Second chute 5 is use comparatively less, gives the accompanying drawing example only arranging second chute 5 in the accompanying drawing of this programme.Second chute 5 can be vertical with the first chute 10, also can out of plumb, and being applicable to special circumstances needs to use from when other angles or position puncture and don't very good mobile ultrasonic probe 3.Needle guard 6 can slide into the second chute 5 from the first chute 10, and two chutes are through, and structure is identical.Can arrange according to different puncture positions a set of different number, different angles second words rough.
Location-plate 1 is bent soft plate body, can be attached at human body surface.Location-plate 1 can adopt elastomeric material to make, and has certain degree of hardness, but also can bend, and is mainly conveniently attached at human body surface.Attaching refers to that its lower surface major part can contact with human body surface.After it is attached at human body surface, from iconography image, although the first chute 10 may occur bending, as long as the first chute 10 towards skin direction projection point-blank, the determination of puncture position would not be affected.And the degree of depth of inserting needle can be determined by the image on display screen.
As shown in the figure, be needle guard 6 structure of this programme proposition.Needle guard 6 comprises upper slide 602 and lower skateboard 605, all with centre bore on upper slide 602 and lower skateboard 605, is connected between the centre bore of upper slide 602 and lower skateboard 605 by elastic tube 604.Needle guard 6 is assemblied in after in the first chute 10, and the lower skateboard 605 of needle guard 6 does not pass bottom the first chute 10.
Needle guard 6 is assemblied in chute, and wherein upper slide 602 is on location-plate 1 upper surface, and because the lower surface of location-plate 1 contacts with human epidermal, therefore in order to not affect the movement of needle guard 6, lower skateboard 605 is no more than the lower surface of location-plate 1.Upper slide 602 upper surface is provided with arrow labelling 601, and the scale 11 of this indicia point first chute 10 side, conveniently determines position.Elastic tube 604 in needle guard 6, its effect can adjust hand-manipulating of needle direction within the specific limits, but scope can not be excessive.As shown in the figure, a kind of structure provided, elastic tube 604 can be out of shape, and the hand-manipulating of needle passage namely making centre bore and elastic tube 604 form perpendicular to skin, also can enter skin at a certain angle.Just there is larger selection space when operating like this, in elastic deformation (safety) scope of elastic tube 604, hand-manipulating of needle direction can be adjusted according to the position of puncture target, easy to use.
After adjusting needle guard 6 position according to scale 11, need to be fixed needle guard 6.First chute 10 and the second chute 5 are provided with the clamping device for fixing needle guard 6 position.Locking position needs the position keeping needle guard 6, and can regulate easily.
This programme proposes a kind of structure fixing needle guard 6 position:
On the upper surface of location-plate 1, the side of the first chute 10 is provided with the draw-in groove 8 parallel with the first chute 10, and draw-in groove 8 side is distributed with multiple hole clipping 9 along the length direction of draw-in groove 8, and the bottom of described upper slide 602 is provided with the card column 603 coordinated with hole clipping 9.
As shown in the figure, draw-in groove 8 is engraved in a shallow slot parallel with the first chute 10 on location-plate 1 upper surface, is distributed in the first chute 10 both sides respectively with scale 11.Hole clipping 9 arranges multiple, linearly directional spreding, and the straight line of distribution is parallel with draw-in groove 8 and hardly differ.Needle guard 6 can rotate, and due to elastic tube 604 structure of centre, can stretching to a certain degree.Stable during in order to ensure that needle guard 6 slides in the first chute 10, before needle guard 6 uses, first upper slide 602 is pinched, upwards mention upper slide 602, make needle guard 6 integrally stretching, and rotate upper slide 602, the card column 603 bottom upper slide 602 is made to extend in draw-in groove 8, unclamp upper slide 602 again, like this due to the cooperation of draw-in groove 8 and card column 603, will be more stable in needle guard 6 moving process.
Card column 603 is positioned on the edge bottom upper slide 602, and when upper slide 602 rotates, card column 603 is also rotated, and rotary motion trace is arc.When needle guard 6 moves to precalculated position, when needing fixing, simply need to and mention upper slide 602, card column 603 is deviate from from chute, and slightly rotate upper slide 602, card column 603 is extend in some hole clippings 9 on chute side, then unclamps upper slide 602, like this due to the restriction of hole clipping 9, fixing with regard to making the position of needle guard 6 obtain.Therefore needle guard 6 position adjustment, is realized easily by " mention-rotate-put down upper slide 602 " this mode.
About installing and fixing, relate generally to Liang Ge mechanism, one is be arranged on ultrasonic probe 3 by laser pen 7.Be provided with snap ring 4 in this programme, snap ring 4 is elastic rings of a non-closed for this reason, and laser pen 7 is arranged on snap ring 4, is then enclosed within ultrasonic probe 3 by snap ring 4.Elastic ring is installed, convenient disassembly and structure is little, does not affect the normal use of ultrasonic probe 3.
Location-plate 1 side is provided with the elastic card 2 for fixing ultrasonic probe 3, elastic card 2 arranges a pair, and be made up of two symmetrically arranged L shape elastic plates, when ultrasonic probe 3 is arranged in elastic card 2, the contact jaw of ultrasonic probe 3 stretches out the lower surface of location-plate 1.First elastic card 2 is separated to both sides during use, after putting into ultrasonic probe 3, then unclamp elastic card 2, block ultrasonic probe 3.
The work process of this device can with reference to as follows:
1. open ultrasonic device, under the guide of display probe image, ultrasonic probe 3 is moved to human body surface optimum position;
2. keep the position of ultrasonic probe 3 motionless, laser pen 7 is enclosed within ultrasonic probe 3, make laser pen 7 can get straight line bright together on human epidermal, then location-plate 1 being placed on ultrasonic probe 3 front and tiling makes it be attached at human body surface, the direction of adjustment location-plate 1, the line that laser pen 7 is got all is arranged in the first chute 10, and now the first chute 10 is ajusted; Then ultrasonic probe 3 is stuck on the elastic card 2 of location-plate 1;
3. by the amplifying parameters of display, and target location, whether there are the conditions such as trunk, internal organs etc. hinder, comprehensively determine the horizontal range of ultrasonic probe 3 distance optimum puncturing point on human epidermal;
4. move needle guard 6 according to the distance determined, indicate in-position according to scale 11, then fix needle guard 6;
5. puncture from needle guard 6, under the guide of display, arrive target location.
Claims (10)
1. a Ultrasound-guided Biopsy positioning guide, it is characterized in that, comprise and location-plate (1) guide on ultrasonic probe (3) is installed, location-plate (1) is provided with first chute (10) of (11) with a scale, in chute, is equipped with needle guard (6); Described ultrasonic probe (3) is removably installed on location-plate (1).
2. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described guide adopts laser pen (7), laser pen (7) is arranged in ultrasonic probe (3) surface thereof, when ultrasonic probe (3) to contact with human body surface detect time, the light that laser pen (7) penetrates is beaten on the skin of ultrasonic probe (3) dead ahead, and is straight line.
3. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described the first chute (10) is for penetrating the chute of location-plate (1), when ultrasonic probe (3) is arranged on after on location-plate (1), the light that laser pen (7) penetrates is beaten in the first chute (10).
4. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described location-plate (1) is provided with one or more and the first chute (10) company of passing through and the second chute (5) be crisscross arranged, the second chute (5) penetrates location-plate (1).
5. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described location-plate (1) is bent soft plate body, can be attached at human body surface.
6. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described needle guard (6) comprises upper slide (602) and lower skateboard (605), upper slide (602) and lower skateboard (605), all with centre bore, are connected by elastic tube (604) between the centre bore of upper slide (602) and lower skateboard (605).
7. Ultrasound-guided Biopsy positioning guide as claimed in claim 6, it is characterized in that, described needle guard (6) is assemblied in after in the first chute (10), and the lower skateboard (605) of needle guard (6) does not pass the first chute (10) bottom.
8. Ultrasound-guided Biopsy positioning guide as claimed in claim 4, is characterized in that, described the first chute (10) and the second chute (5) is provided with the clamping device for fixing needle guard (6) position.
9. Ultrasound-guided Biopsy positioning guide as claimed in claim 6, it is characterized in that, on the upper surface of described location-plate (1), the side of the first chute (10) is provided with the draw-in groove (8) parallel with the first chute (10), draw-in groove (8) side is distributed with multiple hole clipping (9) along the length direction of draw-in groove (8), and the bottom of described upper slide (602) is provided with the card column (603) coordinated with hole clipping (9).
10. Ultrasound-guided Biopsy positioning guide as claimed in claim 1, it is characterized in that, described location-plate (1) side is provided with the elastic card (2) for fixing ultrasonic probe (3), elastic card (2) arranges a pair, be made up of two symmetrically arranged L shape elastic plates, when ultrasonic probe (3) is arranged in elastic card (2), the contact jaw of ultrasonic probe (3) stretches out the lower surface of location-plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520346823.XU CN204765827U (en) | 2015-05-26 | 2015-05-26 | Supersound guide is puncture location bullnose down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520346823.XU CN204765827U (en) | 2015-05-26 | 2015-05-26 | Supersound guide is puncture location bullnose down |
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| Publication Number | Publication Date |
|---|---|
| CN204765827U true CN204765827U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520346823.XU Expired - Fee Related CN204765827U (en) | 2015-05-26 | 2015-05-26 | Supersound guide is puncture location bullnose down |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958095A (en) * | 2015-05-26 | 2015-10-07 | 中国人民解放军第四军医大学 | Ultrasound-guided puncture positioning guide device |
| CN108245789A (en) * | 2018-03-28 | 2018-07-06 | 北京启麟科技有限公司 | The transplanting guider of cervical carcinoma close-range treatment Minimally Invasive Surgery |
| CN108992143A (en) * | 2018-08-22 | 2018-12-14 | 中国人民解放军陆军军医大学第二附属医院 | A kind of vein puncture device and venipuncture control method |
| CN109223138A (en) * | 2018-11-21 | 2019-01-18 | 深圳悟恫三维科技有限公司 | Multi-functional controllable depth fossa sphenopalatina guiding device for interventional therapy |
| CN111437013A (en) * | 2020-05-09 | 2020-07-24 | 程文杰 | Buttonhole puncture laser positioning device |
| CN113288355A (en) * | 2021-05-17 | 2021-08-24 | 苏州心速度医疗技术有限公司 | Puncture auxiliary guiding device |
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2015
- 2015-05-26 CN CN201520346823.XU patent/CN204765827U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958095A (en) * | 2015-05-26 | 2015-10-07 | 中国人民解放军第四军医大学 | Ultrasound-guided puncture positioning guide device |
| CN108245789A (en) * | 2018-03-28 | 2018-07-06 | 北京启麟科技有限公司 | The transplanting guider of cervical carcinoma close-range treatment Minimally Invasive Surgery |
| CN108992143A (en) * | 2018-08-22 | 2018-12-14 | 中国人民解放军陆军军医大学第二附属医院 | A kind of vein puncture device and venipuncture control method |
| CN109223138A (en) * | 2018-11-21 | 2019-01-18 | 深圳悟恫三维科技有限公司 | Multi-functional controllable depth fossa sphenopalatina guiding device for interventional therapy |
| CN109223138B (en) * | 2018-11-21 | 2024-06-07 | 深圳悟恫三维科技有限公司 | Multifunctional depth-controllable butterfly palate nest interventional guide |
| CN111437013A (en) * | 2020-05-09 | 2020-07-24 | 程文杰 | Buttonhole puncture laser positioning device |
| CN113288355A (en) * | 2021-05-17 | 2021-08-24 | 苏州心速度医疗技术有限公司 | Puncture auxiliary guiding device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170526 |