CN2678590Y - 3-D positioning marker - Google Patents
3-D positioning marker Download PDFInfo
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- CN2678590Y CN2678590Y CNU2004200072834U CN200420007283U CN2678590Y CN 2678590 Y CN2678590 Y CN 2678590Y CN U2004200072834 U CNU2004200072834 U CN U2004200072834U CN 200420007283 U CN200420007283 U CN 200420007283U CN 2678590 Y CN2678590 Y CN 2678590Y
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- marking plate
- dimensional
- telltale mark
- mark device
- marking
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- Apparatus For Radiation Diagnosis (AREA)
Abstract
The utility model discloses a 3-D positioning marker which is composed of 5 plates to form a space frame structure with an open surface, and wherein at least 3 plates are marking plate assembly with imaging marking materials. The marking plate assembly comprises a marking plate and transparent pipes which are arranged on the marking plate and the density of the transparent pipes is bigger than the density of the imaging marking materials. The transparent pipes which are provided with the imaging marking materials are glass pipes of which the inside diameter is 2 to 8 mm. The utility model has the advantages of that the 3-D positioning marker makes the liquid imaging marking materials in the transparent pipes not produce air bubble, reduces the amount of work before positioning, conserves the imaging marking materials and guarantees image quality of the accurate positioning of the head focus.
Description
Technical field
This utility model relates to a kind of stereo directional radiotherapy apparatus, especially relates to a kind of positioner that is used for stereotactic radiotherapy.
Background technology
For the patient head focus is carried out stereotactic radiotherapy, need accurately locate the patient head focus, on the image of scanning imagery, present several groups of bright spots clocklike by three-dimensional telltale mark device, this bright spot can mark the exact position of head focus in the treatment coordinate system, so that realize accurate treatment.Chinese patent CN 2389631Y discloses " interchangeable three-dimensional positioning framework ", it is the 3 D positioning equipment that a kind of stereotactic radiotherapy is used, respectively there is a location-plate both sides of three-dimensional positioning framework, when using MRI (nuclear magnetic resonance, NMR) scanning device positioning and imaging, the location-plate of selecting for use is bonded by two poly (methyl methacrylate) plates that have semi-circular groove, is full of CuSO in the circular duct that forms between adhesive surface
4Solution, on the MRI scanogram, the CuSO in the duct
4Solution forms the gauge point of determining lesions position, when using CT scan equipment positioning and imaging, needs to change dissimilar marking plates, is embedded with metallic material of aluminum on the location-plate of selecting for use, and this aluminium forms the gauge point of determining lesions position on the CT scan image.Its weak point is: one type location-plate can not satisfy the positioning and imaging requirement of CT and MRI simultaneously; The employed location-plate of MRI scanning imagery equipment is by two bonding forming of poly (methyl methacrylate) plate that have groove, groove is difficult for being bonded into the circular duct of sealing between bonding plane to the circular duct that is connected into, be difficult for keeping smooth unobstructed in the circular duct, make in the liquid imaging marker material in the circular duct and produce air bubble, be commonly called as " broken string ", make the liquid imaging marker material can not be full of circular duct continuously, during scanning imagery, scanning slice is by the air bubble in the circular duct, then can not present gauge point on this scanning slice image, three-dimensional telltale mark device then can't mark the position of head focus; In use, to check the air bubble that produces in the circular duct of three-dimensional telltale mark device aperiodically, and the location-plate that will in time fill up the liquid imaging marker material or more renew, both increased the localized workload of head, can cause the unnecessary waste of imaging marker material again; Change the complicated operation of location-plate, be difficult for guaranteeing the positional precision of marking plate, influence pinpoint picture quality of head focus and positioning accuracy.
The utility model content
Technical problem to be solved in the utility model: make the liquid imaging marker material in the circular duct of three-dimensional telltale mark device not produce air bubble, in the scanning imagery equipment of CT and MRI, can a shared three-dimensional telltale mark device carry out the head focus and accurately locate, guarantee pinpoint picture quality of head focus and positioning accuracy.
For solving above technical problem, the technical solution adopted in the utility model is: a kind of three-dimensional telltale mark device, constitute the space frame structure of an opening by 5 blocks of plates, wherein having three blocks of plates at least is the marking plate assembly that has the imaging marker material, described marking plate assembly comprises marking plate and the transparent pipe greater than imaging marker material density that is located on the marking plate, in the described tubing imaging marker material is housed.
The described marking plate left and right, back, that go up the position that is arranged in space frame structure is provided with 5 transparent pipes, respectively along four edge settings and a diagonal setting of marking plate; The described marking plate that is arranged in the front of space frame structure is provided with 4 transparent pipes, respectively along the left side of this marking plate, go up, right three edges and a diagonal setting.
But described transparent pipe is the glass tubing of receiving fluids, and its internal diameter is 2 to 8 millimeters, and the interior sealing of pipe also has been full of the imaging marker material: copper sulfate or manganese chloride aqueous solution.
Be provided with the groove that is used to install described transparent pipe on described marking plate, described transparent pipe embeds in the described groove, and its end is provided with dismountable pressing plate that is used for fixing described transparent pipe, and described pressing plate is connected with marking plate; Described transparent pipe also is located by connecting by pipe joint and marking plate.
Central authorities below two marking plates that are oppositely arranged about described are provided with the tower button; Both sides inboard below two marking plates that are oppositely arranged is provided with alignment pin, and there is the inverted V-shaped opening described preceding marking plate below.
The beneficial effects of the utility model are, because transparent pipe is a solid material, its density is greater than the density of liquid imaging marker material, and transparent pipe and liquid imaging marker material do not produce gray scale difference because of density does not coexist on the CT scan image, forms complete, gauge point clocklike; Imaging marker material owing to three-dimensional telltale mark device is contained in the transparent pipe again, the surface of tubing does not have adherent seam, make pipeline unobstructed and non-leakage, nos air bubble produces in the liquid imaging marker material in the transparent pipe so sealing also is filled in, on the MRI scanogram formation complete, gauge point clocklike; Use a three-dimensional telltale mark device can satisfy the scanning imagery requirement of MRI and two kinds of diagnostic devices of CT, reduced the workload before the location, saved the imaging marker material, easy and simple to handle, accurate positioning, save processing cost, guaranteed pinpoint picture quality of head focus and positioning accuracy.
Description of drawings
Fig. 1 is the overall structure sketch map of the three-dimensional telltale mark device of this utility model;
Fig. 2 is the structural representation of the marking plate assembly of three-dimensional telltale mark device shown in Figure 1;
Fig. 3 is that the A-A of marking plate assembly shown in Figure 2 analyses and observe view;
Fig. 4 is that the B-B of marking plate assembly shown in Figure 2 analyses and observe view;
Fig. 5 is the marking plate structural representation of three-dimensional telltale mark device shown in Figure 1;
Fig. 6 is that the A-A of marking plate shown in Figure 5 analyses and observe view.
1. marking plates among the figure, 2. glass tubing, 3. pressing plate, 4. screw, 5. alignment pin, 6. hasp installing hole, 7. hasp
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of three-dimensional telltale mark device constitutes the space frame structure of an opening by 5 blocks of plates, wherein, be connected with the plane, top of other 4 marking plate assemblies respectively around the last labelling board component, forward and backward marking plate assembly below is connected with left and right marking plate assembly respectively; There is the opening of an inverted V-shaped preceding marking plate below, the bottom center of left and right marking plate is respectively equipped with a hasp, the inboard both sides of left and right marking plate below is provided with locating piece, the alignment pin of installing on each locating piece 5 stretches out the lower plane of marking plate, the center distance of adjacent two alignment pins 5 is 167mm, two hasps on the left and right marking plate and four alignment pins 5 can make three-dimensional telltale mark device dock with 3 D positioning equipment on patient's head, are used for the focus in patient's head is carried out CT or the scanning of MRI positioning and imaging.
As Fig. 2, Fig. 3 and shown in Figure 4, but the marking plate assembly comprise transparent lucite marking plate 1 receiving fluids transparent pipe 2, be sealed in imaging marker material, dismountable pressing plate 3 in the transparent pipe 2, dismountable pressing plate 3 is connected screw 4 on the marking plate 1.
As shown in Figure 5 and Figure 6, described marking plate 1 inner surface has the groove that is interconnected, be parallel to two grooves on marking plate 1 base and form the square that the length of side is 120mm perpendicular to the centrage of marking plate 1 base two grooves, this foursquare diagonal have one with marking plate 1 base oblique groove in angle of 45 degrees, oblique groove is communicated with the diagonal angle of square indentations, the both sides of oblique groove have a subtriangular through hole respectively, there is a rectangular through holes that is parallel to the base top of marking plate 1, described through hole can alleviate the weight of three-dimensional telltale mark device, four corners of described square indentations have a concave plane respectively, the installation screw is arranged on each concave plane, be used to connect dismountable pressing plate 3; Marking plate 1 outer surface has two orthogonal cross grooves, and the intersection point of this groove overlaps with the foursquare center that is surrounded by groove.
Preceding marking plate 1 is provided with " door " font groove of band oblique groove, orthogonal three grooves are long to be 120mm, oblique groove is communicated with the angular direction with orthogonal three grooves edge, when the focus in patient's head is carried out CT or the scanning of MRI positioning and imaging, the inverted V-shaped opening of preceding marking plate 1 below is positioned at the place ahead of patient's nose, and the space of an opening is provided for patient.
On the three-dimensional telltale mark device, the intersection point of the cross groove of 4 marking plates 1 in front, rear, left and right constitutes cross section, the intersection point of the cross groove of forward and backward, last 3 marking plates 1 constitutes sagittal plane, the intersection point of the cross groove of left and right, last 3 marking plates 1 constitutes coronalplane, cross section, sagittal plane, coronalplane are vertical mutually, and its intersection point is the center of three-dimensional telltale mark device; Groove on the left and right marking plate 1 and the groove on the forward and backward marking plate 1 are symmetrical in the center of three-dimensional telltale mark device respectively, it is hasp installing hole 6 that the centre of left and right marking plate 1 lower square groove has a rectangular through holes, and this through hole is used to install hasp 7.
But described transparent pipe is the glass tubing 2 of receiving fluids, and glass tubing 2 internal diameters are 2 to 8 millimeters, have been full of the imaging marker material in the glass tubing 2: copper sulfate or manganese chloride aqueous solution, and with glass tubing 2 openings with the sealing of silica gel or glass cement.The glass tubing 2 that the imaging marker material is housed is bumped in the groove of marking plate 1, and the end of glass tubing 2 is provided with dismountable pressing plate 3 that is used for fixing glass tubing 2, and pressing plate 3 is connected with marking plate 1 by screw 4.
Another one embodiment of the present utility model is: pipe joint is located by connecting on the marking plate 1, and pipe joint is passed in the end of glass tubing 2, and fixedlys connected with pipe seal, forms the passage that is interconnected.
Claims (10)
1. three-dimensional telltale mark device, constitute the space frame structure of an opening by 5 blocks of plates, wherein having three blocks of plates at least is the marking plate assembly that has the imaging marker material, it is characterized in that: described marking plate assembly comprises marking plate and the transparent pipe greater than imaging marker material density that is located on the marking plate, in the described tubing imaging marker material is housed.
2. three-dimensional telltale mark device according to claim 1 is characterized in that: but described transparent pipe is the glass tubing of receiving fluids.
3. three-dimensional telltale mark device according to claim 1 and 2, it is characterized in that: the described marking plate left and right, back, that go up the position that is arranged in space frame structure is provided with 5 transparent pipes, respectively along four edge settings and a diagonal setting of marking plate; The described marking plate that is arranged in the front of space frame structure is provided with 4 transparent pipes, respectively along the left side of this marking plate, go up, right three edges and a diagonal setting.
4. three-dimensional telltale mark device according to claim 3 is characterized in that: be provided with the groove that is used to install described transparent pipe on described marking plate, described transparent pipe embeds in the described groove.
5. three-dimensional telltale mark device according to claim 4 is characterized in that: the end of described transparent pipe is provided with dismountable pressing plate that is used for fixing described transparent pipe, and described pressing plate is connected with marking plate.
7. three-dimensional telltale mark device according to claim 4, it is characterized in that: described transparent pipe is located by connecting by pipe joint and marking plate.
8. three-dimensional telltale mark device according to claim 1 and 2 is characterized in that: the internal diameter of described transparent pipe is 2 to 8 millimeters.
9. three-dimensional telltale mark device according to claim 1 and 2 is characterized in that: described imaging marker material is copper sulfate or manganese chloride aqueous solution; Described imaging marker material sealing also is filled in the transparent pipe.
10. three-dimensional telltale mark device according to claim 1 is characterized in that: the central authorities below two marking plates that are oppositely arranged about described are provided with the tower button; Both sides inboard below two marking plates that are oppositely arranged is provided with alignment pin.
11. three-dimensional telltale mark device according to claim 3 is characterized in that: there is the inverted V-shaped opening marking plate below before described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200072834U CN2678590Y (en) | 2004-03-19 | 2004-03-19 | 3-D positioning marker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200072834U CN2678590Y (en) | 2004-03-19 | 2004-03-19 | 3-D positioning marker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2678590Y true CN2678590Y (en) | 2005-02-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200072834U Expired - Lifetime CN2678590Y (en) | 2004-03-19 | 2004-03-19 | 3-D positioning marker |
Country Status (1)
| Country | Link |
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| CN (1) | CN2678590Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102781286A (en) * | 2009-12-24 | 2012-11-14 | 菲克斯有限公司 | A marker device |
| CN103055424A (en) * | 2013-02-01 | 2013-04-24 | 徐州医学院 | Radiation therapy curative effect evaluation device and method based on CT/MRI (Computed Tomography/Magnetic Resonance Imaging) double-body position scanning automatic registration and fusion |
| CN103054607A (en) * | 2013-02-01 | 2013-04-24 | 徐州医学院 | CT/MRI (Computed Tomography/Magnetic Resonance Imaging) double-body position fusion device for radiation therapy |
| CN103083038A (en) * | 2013-02-01 | 2013-05-08 | 徐州医学院 | Computed tomography (CT) double-position automatic registration and fusion device |
| US20220155388A1 (en) * | 2020-11-16 | 2022-05-19 | Our United Corporation | Positioning apparatus for magnetic resonance imaging |
-
2004
- 2004-03-19 CN CNU2004200072834U patent/CN2678590Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102781286A (en) * | 2009-12-24 | 2012-11-14 | 菲克斯有限公司 | A marker device |
| CN102781286B (en) * | 2009-12-24 | 2014-07-23 | 菲克斯有限公司 | A marker device |
| CN103055424A (en) * | 2013-02-01 | 2013-04-24 | 徐州医学院 | Radiation therapy curative effect evaluation device and method based on CT/MRI (Computed Tomography/Magnetic Resonance Imaging) double-body position scanning automatic registration and fusion |
| CN103054607A (en) * | 2013-02-01 | 2013-04-24 | 徐州医学院 | CT/MRI (Computed Tomography/Magnetic Resonance Imaging) double-body position fusion device for radiation therapy |
| CN103083038A (en) * | 2013-02-01 | 2013-05-08 | 徐州医学院 | Computed tomography (CT) double-position automatic registration and fusion device |
| CN103055424B (en) * | 2013-02-01 | 2015-08-19 | 徐州医学院 | A kind of based on CT/MRI binary bit scan autoregistration and fusion Radiotherapy evaluating apparatus |
| US20220155388A1 (en) * | 2020-11-16 | 2022-05-19 | Our United Corporation | Positioning apparatus for magnetic resonance imaging |
| US11567151B2 (en) * | 2020-11-16 | 2023-01-31 | Our United Corporation | Positioning apparatus for magnetic resonance imaging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN CITY ZUNRUI SCIENCE CO., LTD. Free format text: FORMER OWNER: ZUNRUI IND CO LTD, SHENZHEN CITY Effective date: 20050304 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050304 Address after: 518057 Guangdong city of Shenzhen province Nanshan District South Road seven Digital Technology Park B2 Building 5 floor C District Patentee after: Shenzhen Zunrui Technology Co., Ltd. Address before: 1, Futian District, Guangdong province Shenzhen Lotus Road West 518034 building 10G Patentee before: Zunrui Ind Co Ltd, Shenzhen City |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140319 Granted publication date: 20050216 |
|
| DD01 | Delivery of document by public notice |
Addressee: Wang Xiaojuan Document name: Notification of Expiration of Patent Right Duration |