CN202776560U - CT (Computed tomography) guided puncture combination directional device - Google Patents
CT (Computed tomography) guided puncture combination directional device Download PDFInfo
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- CN202776560U CN202776560U CN2012204579984U CN201220457998U CN202776560U CN 202776560 U CN202776560 U CN 202776560U CN 2012204579984 U CN2012204579984 U CN 2012204579984U CN 201220457998 U CN201220457998 U CN 201220457998U CN 202776560 U CN202776560 U CN 202776560U
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Abstract
The utility model relates to a medical device, and in particular relates to a CT (computed tomography) guide puncture combination directional device, which comprises a CT guided puncture directional laser lamp and a CT guided puncture protractor. The CT guided puncture protractor is designed according to the actual process of determining a target point, a skin surface entry point and entry angle and depth when CT guided puncture scanning is carried out, thereby being scientific and accurate, convenient to operate and simple in structure; and the CT guided puncture directional laser lamp is used for reproducing the entry route according to a cross projection fitting principle, and extra equipment does not exist in the operating field when puncture is carried out, so that operating staff can operate conveniently, and the risk of pollution can be reduced. According to the device, the problem that the entry direction is hard to hold when the CT guided puncture is carried out can be solved. The device can be widely applied to the process of CT interventional examination and treatment, or applied to puncture examination and treatment under nuclear magnetic resonance guidance if the manufacture material is selected from non-magnetic substances.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is specially a kind of CT guided puncture combination orienting device.
Background technology
Interventional technique registration under the CT guiding, safe, few intercurrent disease, accuracy rate of diagnosis height and curative effect are better, have become a very valuable inspection and Therapeutic Method.Target spot, body puncture point, puncture angle and the degree of depth can be by accurately location and the measurements of CT scan picture in the body of CT guided puncture, but the assurance of inserting needle direction but has certain difficulty during puncture, to just can find correct direction through after repeatedly trying in most of situation, cause the problems such as operating time is long, radiation dose is large, complication is more, the patient suffering is large, and had influence on to a certain extent the effect for the treatment of.
Summary of the invention
This utility model inserting needle direction when solving the CT guided puncture is difficult to Issues, and a kind of CT guided puncture combination orienting device is provided.
This utility model is achieved through the following technical solutions: CT guided puncture combination orienting device, comprise the directed laser lamp of CT guided puncture, the directed laser lamp of described CT guided puncture comprises the base with gravity center disc, be fixed in base below and with the pulley of fixture, by the long-armed transverse arm that consists of with galianconism, column, the balanced code fixed screw; Described column comprises the column hypomere, the column epimere that is assemblied in column hypomere upper inner and cooperates with the lifting of column hypomere, described column hypomere lower end vertically is fixed on the base, described column hypomere upper side is equipped with the column up-down fixed screw, the column hypomere radially passes fixedly short tube of D laser lamp, described D laser lamp fixedly short tube one end is connected with cross area source laser lamp by D laser lamp lamp socket, other end threaded engagement has the retainer ring fixed screw that can push against the column hypomere, and described column epimere upper end vertically is fixed between the long-armed and galianconism of transverse arm by the transverse arm fixed screw; Galianconism laterally has balanced code fixed screw sliding tray from top to bottom, and the balanced code fixed screw passes balanced code fixed screw sliding tray from top to bottom, and the lower end is connected with balanced code; Describedly long-armedly comprise long-armed near section, be assemblied in long-armed near section far-end inboard and with graduation mark long-armed far away section of long-armed near section flexible that cooperate and side, long-armed far away section fixed screw is equipped with in described long-armed near section far-end top, the far-end below vertically is connected with C laser lamp lamp socket, described C laser lamp lamp socket lower end screw thread is combined with a literal light source laser lamp, below, long-armed near section middle part is connected with the bar shaped seat along its length, graduation mark is carved with in described bar shaped seat side, the below has chute, be sliding combined with the A fixed handle in the described chute, described A fixed handle lower end is connected with First Line light source laser lamp by the first connecting device, described the first connecting device is: A fixed handle lower end is installed with spheroid, spheroid outside ring set has the each other lamp socket of universal movement, be equipped with the lamp socket rotary fixing screw silk that can push against spheroid with level on the contacted lamp socket of spheroid, lamp socket below threaded engagement has First Line light source laser lamp; Described long-armed far away section far-end below vertically is connected with the B fixed handle, and described B fixed handle is connected with the second line source laser lamp by the second connecting device, and described the second connecting device is identical with the structure of the first connecting device.
Further, described CT guided puncture combination orienting device, also comprise the CT guided puncture angle gauge, described CT guided puncture angle gauge comprises that top is rectangle, the bottom is end to end side Angle protractor isosceles triangle and that made by lucite, vertically be fixed in the end to end handle of side Angle protractor one side middle and upper part, vertically be fixed in end to end on the side Angle protractor and be positioned at the handle top, be parallel to the end to end air level platform of side Angle protractor upper limb, be fixed in the air level on the air level platform, be positioned at end to end side Angle protractor opposite side and with the arc left and right sides Angle protractor that the side Angle protractor is vertical end to end, bolt; Described end to end side Angle protractor opposite side bottom is carved with and is taken the summit of isosceles triangle as the angle index line in the center of circle, be positioned on the end to end side Angle protractor of angle index line and have the center of circle arc chute identical with the center of circle of angle index line, on the isosceles triangle base the high left and right sides and on the summit of isosceles triangle and the end to end side Angle protractor between the angle index line the symmetrical breach that has; One of arc left and right sides Angle protractor is held row level with both hands and is fixed with the bolt that vertically passes arc chute, and the other end threaded engagement of bolt has nut; The center of circle angle index line identical with the angle index line center of circle of side Angle protractor end to end all is carved with on the two sides of arc left and right sides Angle protractor; The two ends symmetry on side Angle protractor top has sagittal plane and demarcates the pointer fixing hole end to end; Sagittal plane is demarcated on the pointer and is had vertical chute; Bolt passes vertical chute and sagittal plane is demarcated the pointer fixing hole, and the other end threaded engagement of bolt has nut.
The path change of light source when the breach that has on the side Angle protractor end to end can effectively avoid the laser lamp light source to pass side Angle protractor end to end.
The use procedure that this utility model is used for CT guided puncture inspection treatment is:
1, scanning and measurement: determine target spot with the zone of CT machine scanning wish row operation first, select suitable inserting needle route, the angle α, inserting needle route that measures inserting needle plane, route place and human body transverse section in the angle of inclination is the oblique section of α with angle β, inserting needle route and the body surface joining of median sagittal plane apart from the left and right sides of visual field center line apart from d1 and target spot to the body surface entry point apart from d2.
2, body surface marking: draw the body surface entry point according to CT machine laser lamp in length and breadth projection line and the d1 of body surface, draw through the entry point straight line parallel with laser lamp stringer projection line at body surface.
3, adjustment amount hornwork: with the arc left and right sides Angle protractor of protractor use face the arc chute inward turning of side Angle protractor middle and upper part end to end go to angle [alpha] corresponding be positioned at angle index line on the side Angle protractor end to end, arc left and right sides Angle protractor is accurately being fixed on the side Angle protractor end to end with the threaded engagement of bolt other end nut by the parallel bolt that is fixed in arc left and right sides Angle protractor one end and vertically passes arc chute.
4, put protractor and simulation puncture needle: the assistant holds the vertical end to end handle of side Angle protractor one side middle and upper part that is fixed in, adjustment amount hornwork position, suitably adjust the end to end position on the isosceles triangle summit of side Angle protractor bottom according to the thickness difference of used puncture needle, require to guarantee that needle tip and default entry point coincide, sagittal plane is demarcated the pointer needle point and is coincide through the entry point straight line parallel with laser lamp stringer projection line, can adjust the height that sagittal plane is demarcated pointer by the slip of set bolt in sagittal plane is demarcated the vertical chute of pointer according to the inserting needle orientation simultaneously, the nut of the screwed in place bolt other end makes sagittal plane demarcate pointer to be fixed on end to end on the side Angle protractor, can be beneficial to like this adjustment amount hornwork to required orientation when reaching suitable height; Then adjust the air level be fixed on the air level platform to horizontal level.Read position corresponding to β the angle index line from arc left and right sides Angle protractor, the simulation pin is placed needle point and entry point are identical, the parallel identical position with the β graduation mark of needle body.
5, adjust the directed laser lamp of CT guided puncture: the directed laser lamp of CT guided puncture is placed by the CT examination bed, firm banking, adjust distance and the angle of First Line light source laser lamp, the second line source laser lamp, when the light beam of First Line light source laser lamp, the second line source laser lamp is fixed during by the near section of simulation puncture needle, requirement drops on apart from the about 3 ~ 5cm of point of puncture place its subpoint, and with the shade in 2 of the marking pen labellings.At the projection line of patient body-surface labelling one literal light source laser lamp, cross area source laser lamp, the patient body position changes with monitoring.
6, removal amount hornwork and simulation puncture needle, the visual area sterilization spreads aseptic hole-towel, requires to appear point of puncture and two subpoints.
7, the puncture needle needle point is placed point of puncture, adjust needle body and coincide to its projection and gauge point, be predetermined puncture path this moment, can be along this path puncture.
8, CT again scans and determines actual inserting needle direction, as in the right direction, and the single stepping of then advancing; Wrong such as direction, need again to puncture after inspection and the adjustment, until reach needed orientation.
When scanning according to the CT guided puncture, CT guided puncture angle gauge described in the utility model determines that the real process of target spot, skin surface entry point, needle angle and the degree of depth designs, science, accurate and easy to operate, simple in structure; The directed laser lamp of CT guided puncture does not have extras according to intersecting projection fitting theory reproduction inserting needle route in the visual area during puncture, make things convenient for the patient to operate, and has reduced the risk of polluting simultaneously yet.The inserting needle direction was difficult to Issues when this utility model had solved the CT guided puncture, can be widely used in CT and get involved the process that checks treatment, as making the material selection namagnetic substance, also can be used for examination by centesis and treatment under the nuclear magnetic resonance, NMR guiding.
Description of drawings
Fig. 1 is the front view of the directed laser lamp of CT guided puncture described in the utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the cutaway view of the first connecting device.
Fig. 5 is the front view of CT guided puncture angle gauge described in the utility model.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the top view of Fig. 6.
Among the figure: 1-base, 2-pulley, 3-gravity center disc, 4-column hypomere, 5-retainer ring fixed screw, the 6-D laser lamp is short tube fixedly, 7-column up-down fixed screw, 8-column epimere, 9-balanced code, 10-balanced code fixed screw, 11-galianconism, 12-transverse arm fixed screw, long-armed near section of 13-, the long-armed far away section fixed screw of 14-, long-armed far away section of 15-, the rectangular seat of 16-, 17-A fixed handle, 18-lamp socket rotary fixing screw silk, the 19-lamp socket, 20-First Line light source laser lamp, 21-C laser lamp lamp socket, 22-one literal light source laser lamp, 23-B fixed handle, 25-spheroid, 26-the second line source laser lamp, 27-cross light source laser lamp, 28-D laser lamp lamp socket, 29-balanced code fixed screw sliding tray, 31-is the side Angle protractor end to end, 32-arc left and right sides Angle protractor, the 33-handle, 34-air level platform, 35-air level, the 36-sagittal plane is demarcated pointer, the 37-arc chute, and the 38-sagittal plane is demarcated the pointer fixing hole, the 39-bolt, the vertical chute of 40-, 41-bolt, 42-breach.
The specific embodiment
CT guided puncture combination orienting device, comprise the directed laser lamp of CT guided puncture, the directed laser lamp of described CT guided puncture comprises the base 1 with gravity center disc 3, be fixed in base 1 below and with the pulley 2 of fixture, by the long-armed transverse arm that consists of with galianconism 11, column, balanced code fixed screw 10; Described column comprises column hypomere 4, the column epimere 8 that is assemblied in column hypomere 4 upper inner and cooperates with 4 liftings of column hypomere, described column hypomere 4 lower ends vertically are fixed on the base 1, described column hypomere 4 upper side are equipped with column up-down fixed screw 7, column hypomere 4 radially passes fixedly short tube 6 of D laser lamp, described D laser lamp fixedly short tube 6 one ends is connected with cross area source laser lamp 27 by D laser lamp lamp socket 28, other end threaded engagement has the retainer ring fixed screw 5 that can push against column hypomere 4, and described column epimere 8 upper ends vertically are fixed between the long-armed and galianconism 11 of transverse arm by transverse arm fixed screw 12; Galianconism 11 laterally has balanced code fixed screw sliding tray 29 from top to bottom, and balanced code fixed screw 10 passes balanced code fixed screw sliding tray 29 from top to bottom, and the lower end is connected with balanced code 9; Describedly long-armedly comprise long-armed near section 13, be assemblied in long-armed near section 13 far-end inboard and with graduation mark long-armed far away section 15 of long-armed near section 13 flexible that cooperate and side, long-armed far away section fixed screw 14 is equipped with in described long-armed near section 13 far-ends top, the far-end below vertically is connected with C laser lamp lamp socket 21, described C laser lamp lamp socket 21 lower end screw threads are combined with a literal light source laser lamp 22, below, long-armed near section 13 middle parts is connected with bar shaped seat 16 along its length, graduation mark is carved with in described bar shaped seat 16 sides, the below has chute, be sliding combined with A fixed handle 17 in the described chute, described A fixed handle 17 lower ends are connected with First Line light source laser lamp 20 by the first connecting device, described the first connecting device is: A fixed handle 17 lower ends are installed with spheroid 25, spheroid 25 outside ring sets have the each other lamp socket 19 of universal movement, be equipped with the lamp socket rotary fixing screw silk 18 that can push against spheroid 25 with level on the spheroid 25 contacted lamp sockets 19, lamp socket 19 below threaded engagement have First Line light source laser lamp 20; Described long-armed far away section 15 far-ends below vertically is connected with B fixed handle 23, and described B fixed handle 23 is connected with the second line source laser lamp 26 by the second connecting device, and described the second connecting device is identical with the structure of the first connecting device.
Described column comprises column hypomere 4, the column epimere 8 that is assemblied in column hypomere 4 upper inner and cooperates with 4 liftings of column hypomere, described column hypomere 4 lower ends vertically are fixed on the base 1, and described column hypomere 4 upper side are equipped with column up-down fixed screw 7.During concrete the manufacturing, having the zigzag striped that coincide with column up-down fixed screw 7 on the described column epimere 8, is the adjustable height of adjustable upright column epimere 8 by Rotary cloumn lifting fixed screw 7.
Galianconism 11 laterally has balanced code fixed screw sliding tray 29 from top to bottom, and balanced code fixed screw 10 passes balanced code fixed screw sliding tray 29 from top to bottom, and the lower end is connected with balanced code 9.Balanced code fixed screw sliding tray 29 is convenient to adjust the horizontal level of balanced code 9 with cooperatively interacting of balanced code fixed screw 10.
Described long-armed comprise long-armed near section 13, be assemblied in long-armed near section 13 far-end inboard and with long-armed near section 13 flexible long-armed far away section 15 of cooperating, above described long-armed near section 13 far-ends long-armed far away section fixed screw 14 is housed.During concrete the manufacturing, described long-armed far away section 15 tops have the zigzag striped that matches with long-armed far away section fixed screw 14.
Described CT guided puncture combination orienting device, also comprise the CT guided puncture angle gauge, described CT guided puncture angle gauge comprises that top is rectangle, the bottom is end to end side Angle protractor 31 isosceles triangle and that made by lucite, vertically be fixed in the end to end handle 33 of side Angle protractor 31 1 side middle and upper parts, vertically be fixed in end to end on the side Angle protractor 31 and be positioned at handle 33 tops, be parallel to the end to end air level platform 34 of side Angle protractor 31 upper limbs, be fixed in the air level 35 on the air level platform 34, be positioned at side Angle protractor 31 opposite sides end to end and the arc left and right sides Angle protractor 32 vertical with side Angle protractor end to end 31, bolt 39; Described end to end side Angle protractor 31 opposite side bottoms are carved with and are taken the summit of isosceles triangle as the angle index line in the center of circle, be positioned on the end to end side Angle protractor 31 of angle index line and have the center of circle arc chute 37 identical with the center of circle of angle index line, on the isosceles triangle base the high left and right sides and on the summit of isosceles triangle and the end to end side Angle protractor 31 between the angle index line the symmetrical breach 42 that has; One of arc left and right sides Angle protractor 32 is held row level with both hands and is fixed with the bolt 41 that vertically passes arc chute 37, and the other end threaded engagement of bolt 41 has nut; The center of circle angle index line identical with the angle index line center of circle of side Angle protractor 31 end to end all is carved with on the two sides of arc left and right sides Angle protractor 32; The two ends symmetry on side Angle protractor 31 tops has sagittal plane and demarcates pointer fixing hole 38 end to end; Sagittal plane is demarcated on the pointer 36 and is had vertical chute 40; Bolt 39 passes vertical chute 40 and sagittal plane is demarcated pointer fixing hole 38, and the other end threaded engagement of bolt 39 has nut.
Claims (2)
1.CT guided puncture combination orienting device, it is characterized in that, comprise the directed laser lamp of CT guided puncture, the directed laser lamp of described CT guided puncture comprises the base (1) with gravity center disc (3), be fixed in base (1) below and with the pulley (2) of fixture, by the transverse arm that long-armed and galianconism (11) consist of, column, balanced code fixed screw (10); Described column comprises column hypomere (4), the column epimere (8) that is assemblied in column hypomere (4) upper inner and cooperates with column hypomere (4) lifting, described column hypomere (4) lower end vertically is fixed on the base (1), described column hypomere (4) upper side is equipped with column up-down fixed screw (7), column hypomere (4) radially passes fixedly short tube (6) of D laser lamp, described D laser lamp fixedly short tube (6) one ends is connected with cross area source laser lamp (27) by D laser lamp lamp socket (28), other end threaded engagement has the retainer ring fixed screw (5) that can push against column hypomere (4), and described column epimere (8) upper end vertically is fixed between the long-armed and galianconism (11) of transverse arm by transverse arm fixed screw (12); Galianconism (11) laterally has balanced code fixed screw sliding tray (29) from top to bottom, and balanced code fixed screw (10) passes balanced code fixed screw sliding tray (29) from top to bottom, and the lower end is connected with balanced code (9); Described long-armed comprise long-armed near section (13), be assemblied in long-armed near section (13) far-end inboard and with long-armed far away section (15) of long-armed near section (13) flexible that cooperate and side with graduation mark, long-armed far away section fixed screw (14) is equipped with in described long-armed near section (13) far-end top, the far-end below vertically is connected with C laser lamp lamp socket (21), described C laser lamp lamp socket (21) lower end screw thread is combined with a literal light source laser lamp (22), long-armed near section (13) below, middle part is connected with bar shaped seat (16) along its length, graduation mark is carved with in described bar shaped seat (16) side, the below has chute, be sliding combined with A fixed handle (17) in the described chute, described A fixed handle (17) lower end is connected with First Line light source laser lamp (20) by the first connecting device, described the first connecting device is: A fixed handle (17) lower end is installed with spheroid (25), spheroid (25) outside ring set has the each other lamp socket of universal movement (19), be equipped with the lamp socket rotary fixing screw silk (18) that can push against spheroid (25) with the upper level of the contacted lamp socket of spheroid (25) (19), lamp socket (19) below threaded engagement has First Line light source laser lamp (20); Described long-armed far away section (15) far-end below vertically is connected with B fixed handle (23), described B fixed handle (23) is connected with the second line source laser lamp (26) by the second connecting device, and described the second connecting device is identical with the structure of the first connecting device.
2. CT guided puncture according to claim 1 makes up orienting device, it is characterized in that, also comprise the CT guided puncture angle gauge, described CT guided puncture angle gauge comprises that top is rectangle, the bottom is end to end side Angle protractor (31) isosceles triangle and that made by lucite, vertically be fixed in the end to end handle (33) of side Angle protractor (31) one side middle and upper parts, it is upper and be positioned at handle (33) top vertically to be fixed in end to end side Angle protractor (31), be parallel to the end to end air level platform (34) of side Angle protractor (31) upper limb, be fixed in the air level (35) on the air level platform (34), be positioned at end to end side Angle protractor (31) opposite side and with the arc left and right sides Angle protractor (32) that side Angle protractor (31) is vertical end to end, bolt (39); Described end to end side Angle protractor (31) opposite side bottom is carved with and is taken the summit of isosceles triangle as the angle index line in the center of circle, be positioned on the end to end side Angle protractor (31) of angle index line and have the center of circle arc chute (37) identical with the center of circle of angle index line, on the isosceles triangle base the high left and right sides and at the summit of isosceles triangle and the upper symmetrical breach (42) that has of the end to end side Angle protractor (31) between the angle index line; One of arc left and right sides Angle protractor (32) is held row level with both hands and is fixed with the bolt (41) that vertically passes arc chute (37), and the other end threaded engagement of bolt (41) has nut; The center of circle angle index line identical with the angle index line center of circle of side Angle protractor (31) end to end all is carved with on the two sides of arc left and right sides Angle protractor (32); The two ends symmetry on side Angle protractor (31) top has sagittal plane and demarcates pointer fixing hole (38) end to end; Sagittal plane is demarcated on the pointer (36) and is had vertical chute (40); Bolt (39) passes vertical chute (40) and sagittal plane is demarcated pointer fixing hole (38), and the other end threaded engagement of bolt (39) has nut.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012204579984U CN202776560U (en) | 2012-09-11 | 2012-09-11 | CT (Computed tomography) guided puncture combination directional device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012204579984U CN202776560U (en) | 2012-09-11 | 2012-09-11 | CT (Computed tomography) guided puncture combination directional device |
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| CN104224213A (en) * | 2013-06-14 | 2014-12-24 | 赵洪 | Guide support for accurate puncture under CT |
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| CN103750908A (en) * | 2014-02-10 | 2014-04-30 | 陈仕林 | Movable needle inserting table |
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| CN104605917A (en) * | 2014-12-24 | 2015-05-13 | 沈阳东软医疗系统有限公司 | Intelligent puncturing method and device |
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| CN105310782A (en) * | 2015-11-04 | 2016-02-10 | 庄源东 | Surgical laser positioning system |
| CN105832427A (en) * | 2016-03-18 | 2016-08-10 | 南京鼓楼医院 | In-vitro laser alignment guidance system for minimally invasive intracranial hematoma cleaning operation and positioning method |
| CN105832427B (en) * | 2016-03-18 | 2019-01-18 | 南京鼓楼医院 | The external laser alignment guidance system of intracranial hematoma microscopic wound dissection and localization method |
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| CN106618629A (en) * | 2016-12-30 | 2017-05-10 | 苏州朗润医疗系统有限公司 | Laser lamp adjusting and positioning device and medical imaging equipment adopting same |
| CN108904015A (en) * | 2018-06-08 | 2018-11-30 | 王峰 | A kind of CT, MRI guiding puncture auxiliary directional device |
| CN108904015B (en) * | 2018-06-08 | 2023-05-23 | 王峰 | CT and MRI guided puncture auxiliary orientation device |
| CN109481211A (en) * | 2018-12-31 | 2019-03-19 | 祝慧青 | A kind of medical treatment and nursing support device |
| CN110664469A (en) * | 2019-10-18 | 2020-01-10 | 窦一田 | Auxiliary positioning system for temporary deep vein catheterization |
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