CN203576526U - DSA (digital subtraction angiography) performance detection phantom - Google Patents
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000002583 angiography Methods 0.000 title abstract description 6
- 230000008719 thickening Effects 0.000 claims abstract description 28
- 210000004204 blood vessel Anatomy 0.000 claims description 40
- 238000004088 simulation Methods 0.000 claims description 21
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 18
- 210000001367 artery Anatomy 0.000 claims description 18
- 239000002872 contrast media Substances 0.000 claims description 18
- 229910052740 iodine Inorganic materials 0.000 claims description 18
- 239000011630 iodine Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000000988 bone and bone Anatomy 0.000 claims description 4
- 230000037182 bone density Effects 0.000 claims description 4
- 230000005855 radiation Effects 0.000 abstract description 8
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
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- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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- A61B6/583—Calibration using calibration phantoms
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- A—HUMAN NECESSITIES
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
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Abstract
The utility model discloses a DSA (digital subtraction angiography) performance detection phantom. The DSA performance detection phantom comprises a plug-in unit and socket module, a skeleton module, a first thickening module, a second thickening module, a four-index plug-in unit, a part and a remote control device, wherein the part drives the four-index plug-in unit to move. The DSA performance detection phantom has the technical effects that (1) according to the DSA performance detection phantom, a plurality of indexes are integrated; (2) the detection efficiency is improved, and i.e. a detector only needs to start a machine and enter a machine room for one time to detect four indexes, so that the time is shortened, and the DSA performance detection phantom easily cooperates with a doctor; (3) the detector is free from radiation, i.e. due toby a protection wall, and the detector controls the modules to move through a radio signal in an operation room without entry of the machine room, so that the radiation is avoided, and the detection operation can be performed conveniently; (4) the subtraction quality is accurate, i.e. a synchronous motor drives the modules to move at uniform speed, and the image quality is greatly improved; (5) the DSA performance detection phantom is convenient to install and carry, the weight of the phantom is reduced to 8kg from 18kg to 8kg withich respect tois the weight of an old-fashioned phantom, and convenience in installation and carrying is realized.
Description
Technical field
This utility model relates to armarium detection technique field, particularly a kind of DSA Performance Detection body mould.
Background technology
Novel DSA(digital subtraction angiography system) Performance Detection body mould is for the Performance Detection of digital subtraction angiography system.Current DSA Performance Detection body mould used is all import, and is all module of an index.Index of every detection, will turn off X-ray machine, enter machine room one time.Doing while subtracting shadow performance test, mostly wanting testing person's close-table manual blood vessel module that promotes under X-ray machine open state to complete.So there is following problem in existing DSA body mould:
(1) detection efficiency is low: index of every detection, will turn off X-ray machine, and enter machine room one time, time-consuming effort again.In the situation that patient is many, DSA machine is busy, and routine calibrating sometimes will be put off hospital and After Hours carries out, and calibration operation can not be carried out smoothly;
(2) blood vessel block motion speed is inhomogeneous inaccurate: by manual operation blood vessel block motion, that brings subtracts shadow motion artifacts and subtract shadow inhomogeneities, has reduced Subtraction image quality, has a strong impact on the judge of performance indications calibrating;
(3) radiation damage: testing person's close-table is the manual blood vessel module that promotes under X-ray machine open state, is exposed under x-ray radiation, inevitably will be subject to radiation damage, causes obstacle to calibration operation;
(4) heaviness: the DSA body mould of fluke of take is example, this body mould approximately 18 kg, install and carry inconvenience.
Therefore, meeting under national rule JJG 1067-2011 < < medical diagnosis digital subtraction angiography (DSA) system x-ray radiation source > > requirement condition, we have designed a kind of novel DSA Performance Detection body mould, solved the problem existing above, improved detection efficiency, improved and subtracted shadow quality, avoided testing person's radiation damage, reduced body mould weight, simple to operate, easy to use.
Utility model content
The purpose of this utility model is to provide a kind of DSA Performance Detection body mould, and to solve, in prior art, detect an index and need a module, and the inhomogeneous problem of blood vessel block motion speed.
The technical solution of the utility model is as follows: a kind of DSA Performance Detection body mould, plug-in unit jack module profile is cuboid, upper and lower two faces are square, position near upper surface has horizontal through hole, the cross section of through hole is rectangle, and on upper surface, the position of through hole two ends and close side is provided with and articulates groove; Skeleton module profile is cuboid, and upper and lower two faces are that square and the square length of side equate with plug-in unit jack module upper surface, and upper surface is vertically arranged with three grooves that width is identical and the degree of depth is different, fills up the imitative bone material of white that bone density is identical in groove; The first thickening module and the second thickening module profile are cuboid, and upper and lower two faces be that square and the square length of side equate with plug-in unit jack module upper surface, and first does not thicken height that module and second thickeies module not etc.; Four-index plug-in unit is rectangular slab, and upper surface is laterally divided into six regions from left to right along long limit; Wherein, second area and the 3rd region are respectively vertically arranged with three diameters simulation arteries not etc., on every blood vessel, be also provided with projection that quantity do not wait or recessed blood vessel distortion, the simulation arteries contrast agent iodine concentration in second area and the 3rd region is unequal mutually; The 4th region and the 5th region are respectively vertically arranged with three diameters low contrast simulated blood vessel not etc., and the low contrast simulated blood vessel contrast agent iodine concentration in the 4th region and the 5th region is unequal mutually; The 6th region division has six mutual unequal contrasts of contrast linear circular; The broadside undersized of four-index plug-in unit is in the base in the cross section of the through hole of plug-in unit jack module, and thickness is slightly less than the height in the cross section of through hole, and left and right two ends are also provided with stay cord draw-in groove; Four-index plug-in unit can be inserted in the through hole of plug-in unit jack module and move left and right; Described plug-in unit jack module, skeleton module, the first thickening module, the second thickening module and four-index plug-in unit are made by pmma material, after outer surface plucking, are translucent; Also comprise connecting plate, remote control reception controller and motor are fixed on connecting plate, and motor reel is through connecting plate, and rope-winding wheel is sleeved on motor reel, connecting plate two ends are fixedly connected with link plate, are provided with the groove that articulates that link plate button can be articulated in plug-in unit jack module on link plate; Left and right stay cord card is connected to respectively on the stay cord draw-in groove at the left and right two ends of four-index plug-in unit; The left end of transmission rope is fixedly connected with Zola's wire clips, and middle part solderless wrapped connection is at rope-winding wheel, and right-hand member is fixedly attached to the left end of stretching screw; Stretching screw, through the through hole on right stay cord card, screws the right-hand member that nut is screwed in stretching screw; Also comprise remote control transmitter, remote control transmitter is connected to remote control reception controller by wireless channel, and the outfan of remote control reception controller is connected to motor.
Further, the overall dimensions of described plug-in unit jack module is long 192 millimeters * wide 192 millimeters * high 47 millimeters, long 192 millimeters * wide 152 millimeters * high 14 millimeters of through hole, and through hole upper edge is 9 millimeters apart from the upper surface of plug-in unit jack module; The overall dimensions of described skeleton module is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the width of three grooves is 25 millimeters, and the degree of depth is respectively 15 millimeters, 10 millimeters and 5 millimeters; The overall dimensions of described the first thickening module is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the overall dimensions of the second thickening module is long 192 millimeters * wide 192 millimeters * high 36 millimeters; The overall dimensions of described four-index plug-in unit is long 480 millimeters * wide 150 millimeters * thick 13 millimeters; Three simulation arteries contrast agent iodine concentrations of described second area are 300 millis gram/cc, diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter, have respectively 12,18 and 18 blood vessel distortion, distortion size is for being respectively 3/4,2/4 and 1/4 of corresponding blood vessel diameter; Three simulation arteries contrast agent iodine concentrations in described the 3rd region are 150 millis gram/cc, and shape is identical with three simulation arteries of second area; Three low contrast simulated blood vessel contrast agent iodine concentrations of described four-range are 10 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; Three low contrast simulated blood vessel contrast agent iodine concentrations in described the 5th region are 5 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; The linear circular diameter of six contrasts in described the 6th region is 18 millimeters, and contrast is followed successively by 0.5%, 1.0%, 2.0%, 4.0%, 10.0% and 20.0%; Described four-index plug-in unit to the left or to the right mobile speed is 25 mm/second or 32 mm/second.
Technique effect of the present utility model is:
1, the DSA Performance Detection die body of many indexs one.
2, detection efficiency improves: detect 4 indexs and only once start shooting into machine room.Save time, easily obtain doctor and coordinate.
3, not raying: testing person, across protecting wall, need not enter machine room, in radio signal control module motion for operating room, not raying, is convenient to carrying out of calibration operation.
4, subtract shadow quality accurate: by synchronous motor, drive block motion, speed is even, greatly improves the quality of image.
5, install easy to carry: body mould weight is reduced to 8 kg by 18 kg of old-fashioned body mould, installs easy to carry.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of DSA Performance Detection body mould.
Fig. 2 is the structural representation of plug-in unit jack module.
Fig. 3 is the structural representation of skeleton module.
Fig. 4 is the structural representation of the first thickening module.
Fig. 5 is the structural representation of the second thickening module.
Fig. 6 is the surface structure schematic diagram of four-index plug-in unit.
Fig. 7 is the connection diagram of each parts on connecting plate.
In above-mentioned each schematic diagram, 1, plug-in unit jack module, 11, through hole, 12, articulate groove, 2, skeleton module, 21, groove, 22, white material modelled after an antique, 3, the first thickening module, 4, the second thickening module, 5, four-index plug-in unit, 51, first area, 52, second area, 53, the 3rd region, 54, the 4th region, 55, the 5th region, 56, the 6th region, 57, simulation arteries, 571, the blood vessel distortion of projection, 572, recessed blood vessel distortion, 58, low contrast simulated blood vessel, 59, stay cord draw-in groove, 6, connecting plate, 61, remote control reception controller, 62, motor, 63, rope-winding wheel, 64, link plate, 65, link plate button, 7, stay cord card, 8, transmission rope, 9, stretching screw, 91, screw nut, A, B, C, D, E, F: contrast is linear circular.
The specific embodiment
Describe in detail with reference to the accompanying drawings.
Fig. 2 shows the structure (axonometric chart of left apparent direction) of plug-in unit jack module.Plug-in unit jack module profile is cuboid, and upper and lower two faces are square, and the position of close upper surface has horizontal through hole, and the cross section of through hole is rectangle, and on upper surface, the position of through hole two ends and close side is provided with and articulates groove; Plug-in unit jack module is made by plucking passivation pmma material, and module outer surface " plucking " is translucent, can observe the position (while moving without motor) that four-index plug-in unit injects and moves above.The overall dimensions of module, for long 192 millimeters * wide 192 millimeters * high 47 millimeters, has four larger breach in the above, is to do other experiment use, and this DSA body mould is not used.The small gap that has two 3 mm wides on top right-hand side is to articulate groove, for articulating connecting plate.Long 192 millimeters * wide 152 millimeters * high 14 millimeters of through hole, inserts four-index plug-in unit and uses.
Fig. 3 shows the structure of skeleton module.Skeleton module profile is cuboid, and upper and lower two faces are that square and the square length of side equate with plug-in unit jack module upper surface, and upper surface is vertically arranged with three grooves that width is identical and the degree of depth is different, fills up the imitative bone material of white that bone density is identical in groove.Skeleton module is made by plucking pmma material and the imitative bone material of white, quality 0.9 kg, and overall dimensions is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the width of three grooves is 25 millimeters, and the degree of depth is respectively 15 millimeters, 10 millimeters and 5 millimeters.
Fig. 4, Fig. 5 show the structure of the first thickening module and the second thickening module.The first thickening module and the second thickening module are made by plucking pmma material, and profile is cuboid, and upper and lower two faces be that square and the square length of side equate with plug-in unit jack module upper surface, and first does not thicken height that module and second thickeies module not etc.The overall dimensions of the first thickening module is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the overall dimensions of the second thickening module is long 192 millimeters * wide 192 millimeters * high 36 millimeters.Wherein, the height of the first thickening module is set to 20 millimeters, suitable with the thickness of human body skin.
Fig. 6 shows the upper surface of four-index plug-in unit.Four-index plug-in unit is rectangular slab, and upper surface is laterally divided into six regions from left to right along long limit; Wherein, first area is blank, while being used as frisket.Second area and the 3rd region are respectively vertically arranged with three diameters simulation arteries not etc., on every blood vessel, be also provided with projection that quantity do not wait or recessed blood vessel distortion, the simulation arteries contrast agent iodine concentration in second area and the 3rd region is unequal mutually; The 4th region and the 5th region are respectively vertically arranged with three diameters low contrast simulated blood vessel not etc., and the low contrast simulated blood vessel contrast agent iodine concentration in the 4th region and the 5th region is unequal mutually; The 6th region division has six mutual unequal contrasts of contrast linear circular; The broadside undersized of four-index plug-in unit is in the base in the cross section of the through hole of plug-in unit jack module, and thickness is slightly less than the height in the cross section of through hole, and left and right two ends are also provided with stay cord draw-in groove; Four-index plug-in unit can be inserted in the through hole of plug-in unit jack module and move left and right.Four-index plug-in unit is made by pmma material plucking, quality 0.4kg, and overall dimensions is long 480 millimeters * wide 150 millimeters * thick 13 millimeters; Three simulation arteries contrast agent iodine concentrations of second area are 300 millis gram/cc, diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter, have respectively 12,18 and 18 blood vessel distortion, distortion size is for being respectively 3/4,2/4 and 1/4 of corresponding blood vessel diameter; The distortion simulation tumor of projection, recessed distortion simulation stops up, and 3/4,2/4 and 1/4 corresponding to blood vessel blockage 75%, 50% and 25%; Three simulation arteries contrast agent iodine concentrations in the 3rd region are 150 millis gram/cc, and shape is identical with three simulation arteries of second area; Three low contrast simulated blood vessel contrast agent iodine concentrations of four-range are 10 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; Three low contrast simulated blood vessel contrast agent iodine concentrations in the 5th region are 5 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; The linear circular diameter of six contrasts in the 6th region is 18 millimeters, and contrast is followed successively by 0.5%, 1.0%, 2.0%, 4.0%, 10.0% and 20.0%; Four-index plug-in unit to the left or to the right mobile speed is 25 mm/second or 32 mm/second.
Fig. 7 shows the structure of each parts on connecting plate.Remote control reception controller and motor are fixed on connecting plate, and motor reel is through connecting plate, and rope-winding wheel is sleeved on motor reel, and connecting plate two ends are fixedly connected with link plate, are provided with the groove that articulates that link plate button can be articulated in plug-in unit jack module on link plate.
Fig. 1 shows the structure that each parts are installed rear whole body mould.The first thickening module, the second thickening module and plug-in unit jack module are stacked, insert four-index plug-in unit, approximately 100 millimeters of body mould gross thickness.Connecting plate is hung over to articulating in groove of plug-in unit jack module, and left and right stay cord card is connected to respectively on the stay cord draw-in groove at the left and right two ends of four-index plug-in unit; The left end of transmission rope is fixedly connected with Zola's wire clips, and middle part solderless wrapped connection is at rope-winding wheel, and right-hand member is fixedly attached to the left end of stretching screw; Stretching screw, through the through hole on right stay cord card, screws the right-hand member that nut is screwed in stretching screw; By screwing nut adjusting elasticity, make it enough frictional force and drive four-index plug-in unit to move.Not shown skeleton module in Fig. 1, while needing to use skeleton module, places it in plug-in unit jack module top.Motor is synchronous decelerator, is connected to remote control reception controller.Remote control reception controller comprises remote-control receiving circuit and control circuit, and remote-control receiving circuit receives the remote signal of coding, sends to control circuit after decoding, and control circuit is moving according to the signal controlling motor forward/backward rotation receiving.Remote control transmitter has forward, reversion and stop button.Supply socket connects～220 volts of power supplys, also standby 5 meters of spreading power line.Four-index plug-in unit translational speed is determined by electromotor velocity and rope-winding wheel diameter.Remote control reception controller 0.8 kg, rotates by digital pairing coding-control motor.For fear of x-ray radiation, adopt the wireless signal of suitable power, across protecting wall, at operating room, control motor.Forward by motor, reverse and stop, driving four-index plug-in unit to left movement, move right and stop.
Technical specification:
1, body mould size: long 192mm * wide 192mm * thick 100mm.
2,4 index module size: long 480mm * wide 150mm * thick 13mm.
3, arteries contrast concentration and size: have 300 mg/cm
3with 150 mg/cm
3two kinds.Have respectively 3 simulation arteries, 3 blood vessel size are respectively φ 4mm, φ 2mm and φ 1mm.Length of vessel is all 150 mm.On every blood vessel, have 3 kinds of blood vessel distortion, distortion size is respectively 3/4,2/4 and 1/4 of corresponding blood vessel diameter.The distortion simulation tumor of projection, recessed distortion simulation stops up.3/4,2/4 and 1/4 corresponding to blood vessel blockage 75%, 50% and 25%.
4, low contrast angiography agent concentration and size: have 10 mg/cm
3with 5 mg/cm
3two kinds.There are respectively 3 low contrast concentration blood vessels.3 blood vessel size are respectively φ 4, φ 2 and φ 1.Length of vessel is all 150 mm.
5, low contrast linearity and size: be respectively 0.5%(A), 1.0%(B), 2.0%(C), 4.0%(D), 10.0%(E) and 20.0%(F).Circular dimension is φ 18 mm.
6, blank parts size: long 198 mm * wide 150 mm * thick 13 mm.
7, skeleton module size and skeleton standard specimen: long 192 mm * wide 192 mm * thick 20 mm.The bone density of 3 standard specimens, length are with wide all the same, and thickness is respectively 15 mm, 10 mm and 5 mm.
8,4 index plug-in unit movement velocitys: 32 mm/s and 25 mm/s.
9, the plug-in unit direction of motion: can be just, can be anti-.
10, wireless remote control distance: 50 meters.
11, thickening module is two: long 192 mm * wide 192 mm * thick 36 mm and long 192 mm * wide 192 mm * thick 20 mm.
12, plug-in unit jack module: long 192 mm * wide 19 mm * thick 47 mm.
Claims (2)
1. a DSA Performance Detection body mould, it is characterized in that, plug-in unit jack module (1) profile is cuboid, upper and lower two faces are square, position near upper surface has horizontal through hole (11), the cross section of through hole is rectangle, and on upper surface, the position of through hole two ends and close side is provided with and articulates groove (12); Skeleton module (2) profile is cuboid, upper and lower two faces are that square and the square length of side equate with plug-in unit jack module upper surface, upper surface is vertically arranged with three grooves that width is identical and the degree of depth is different (21), fills up the imitative bone material (22) of white that bone density is identical in groove; The first thickening module (3) and the second thickening module (4) profile are cuboid, and upper and lower two faces be that square and the square length of side equate with plug-in unit jack module upper surface, and first does not thicken height that module (3) and second thickeies module (4) not etc.; Four-index plug-in unit (5) is rectangular slab, and upper surface is laterally divided into six regions (51,52,53,54,55,56) from left to right along long limit; Wherein, second area (52) and the 3rd region (53) are respectively vertically arranged with three diameters simulation arteries (57) not etc., on every blood vessel, be also provided with the quantity not projection (571) of grade or the blood vessel of recessed (572) distortion, the simulation arteries contrast agent iodine concentration in second area and the 3rd region is unequal mutually; The 4th region (54) and the 5th region (55) are respectively vertically arranged with three diameters low contrast simulated blood vessel (58) not etc., and the low contrast simulated blood vessel contrast agent iodine concentration in the 4th region and the 5th region is unequal mutually; The 6th region division has six mutual unequal contrasts of contrast linear circular (A, B, C, D, E, F); The broadside undersized of four-index plug-in unit is in the base in the cross section of the through hole of plug-in unit jack module, and thickness is slightly less than the height in the cross section of through hole, and left and right two ends are also provided with stay cord draw-in groove (59); Four-index plug-in unit can be inserted in the through hole of plug-in unit jack module and move left and right; Described plug-in unit jack module, skeleton module, the first thickening module, the second thickening module and four-index plug-in unit are made by pmma material, after outer surface plucking, are translucent; Also comprise connecting plate (6), remote control reception controller (61) and motor (62) are fixed on connecting plate, motor reel is through connecting plate, rope-winding wheel (63) is sleeved on motor reel, connecting plate two ends are fixedly connected with link plate (64), and what on link plate, be provided with that link plate button (65) can be articulated in plug-in unit jack module articulates groove (12); Left and right stay cord card (7) is connected to respectively on the stay cord draw-in groove (59) at the left and right two ends of four-index plug-in unit; The left end of transmission rope (8) is fixedly connected with Zola's wire clips, and middle part solderless wrapped connection is at rope-winding wheel, and right-hand member is fixedly attached to the left end of stretching screw (9); Stretching screw, through the through hole on right stay cord card, screws the right-hand member that nut (91) is screwed in stretching screw; Also comprise remote control transmitter, remote control transmitter is connected to remote control reception controller by wireless channel, and the outfan of remote control reception controller is connected to motor.
2. a kind of DSA Performance Detection body mould as claimed in claim 1, it is characterized in that, the overall dimensions of described plug-in unit jack module is long 192 millimeters * wide 192 millimeters * high 47 millimeters, long 192 millimeters * wide 152 millimeters * high 14 millimeters of through hole, through hole upper edge is 9 millimeters apart from the upper surface of plug-in unit jack module; The overall dimensions of described skeleton module is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the width of three grooves is 25 millimeters, and the degree of depth is respectively 15 millimeters, 10 millimeters and 5 millimeters; The overall dimensions of described the first thickening module is long 192 millimeters * wide 192 millimeters * high 20 millimeters, and the overall dimensions of the second thickening module is long 192 millimeters * wide 192 millimeters * high 36 millimeters; The overall dimensions of described four-index plug-in unit is long 480 millimeters * wide 150 millimeters * thick 13 millimeters; Three simulation arteries contrast agent iodine concentrations of described second area are 300 millis gram/cc, diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter, have respectively 12,18 and 18 blood vessel distortion, distortion size is for being respectively 3/4,2/4 and 1/4 of corresponding blood vessel diameter; Three simulation arteries contrast agent iodine concentrations in described the 3rd region are 150 millis gram/cc, and shape is identical with three simulation arteries of second area; Three low contrast simulated blood vessel contrast agent iodine concentrations of described four-range are 10 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; Three low contrast simulated blood vessel contrast agent iodine concentrations in described the 5th region are 5 millis gram/cc, and diameter is respectively 4 millimeters, 2 millimeters and 1 millimeter; The linear circular diameter of six contrasts in described the 6th region is 18 millimeters, and contrast is followed successively by 0.5%, 1.0%, 2.0%, 4.0%, 10.0% and 20.0%; Described four-index plug-in unit to the left or to the right mobile speed is 25 mm/second or 32 mm/second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771794.2U CN203576526U (en) | 2013-11-26 | 2013-11-26 | DSA (digital subtraction angiography) performance detection phantom |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771794.2U CN203576526U (en) | 2013-11-26 | 2013-11-26 | DSA (digital subtraction angiography) performance detection phantom |
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| CN203576526U true CN203576526U (en) | 2014-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103584874A (en) * | 2013-11-26 | 2014-02-19 | 四川中测辐射科技有限公司 | DSA performance detecting body module |
-
2013
- 2013-11-26 CN CN201320771794.2U patent/CN203576526U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103584874A (en) * | 2013-11-26 | 2014-02-19 | 四川中测辐射科技有限公司 | DSA performance detecting body module |
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