CN115736966A - SPECT bone scanning device and system - Google Patents
SPECT bone scanning device and system Download PDFInfo
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- CN115736966A CN115736966A CN202211601436.7A CN202211601436A CN115736966A CN 115736966 A CN115736966 A CN 115736966A CN 202211601436 A CN202211601436 A CN 202211601436A CN 115736966 A CN115736966 A CN 115736966A
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Abstract
The invention provides a SPECT bone scanning device and a system, wherein the SPECT bone scanning device comprises: a frame assembly including an annular portion; a probe located on an inner surface of the ring portion; the lathe bed component is at least partially arranged in the annular part of the rack component in a penetrating mode, and the rack component can move relative to the lathe bed component along the length direction of the lathe bed component. By adopting the invention, the bed body component is fixed, and the scanning of the whole body bone is completed by the movement of the frame component, so that the bed body component is more stable in fixation and is beneficial to improving the imaging quality of bone scanning.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to SPECT bone scanning equipment and a SPECT bone scanning system.
Background
Adult bone metastasis is mostly seen in breast cancer, lung cancer, liver cancer, prostate cancer and the like, and the traditional X-ray radiography equipment cannot be applied to early bone tumor scanning. SPECT (Single-Photon Emission Computed Tomography) equipment can be used for scanning bones of the whole body, and a malignant tumor bone metastasis is found 3-6 months earlier than X-ray radiography, so that bone imaging becomes one of routine examination projects of patients of the type. SPECT devices are therefore a common, efficient and commonly used approach in bone scanning.
Traditional SPECT adopts fixed two probe designs, through the removal of scanning bed, accomplishes the scanning of whole bone, and it generates the 3D image usually, and the 3D image is complicated and acquisition time is long, the portable design of bed body, the bed body stretches out the back, and the bed body front end can sink because of the atress, causes the production of image part artifact.
It is noted that the information disclosed in the background section above is only for enhancement of understanding of the background of the invention and therefore may comprise information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide SPECT bone scanning equipment and a SPECT bone scanning system.
An embodiment of the present invention provides a bone scanning device, including:
a frame assembly including an annular portion;
a probe located on an inner surface of the ring portion;
the lathe bed component is at least partially arranged in the annular part of the rack component in a penetrating mode, and the rack component can move relative to the lathe bed component along the length direction of the lathe bed component.
In some embodiments, the rack assembly comprises:
the probe mounting part is positioned on the inner side of the annular part, and the probe is fixed on the inner surface of the probe mounting part;
the base is supported at the bottom of the rack and can drive the rack to move relative to the bed body component along the length direction of the bed body component.
In some embodiments, the annular portion of the frame is in a droplet shape, the bottom of the annular portion includes a device placing portion, an information acquisition device and a data conversion device are arranged in the device placing portion, the information acquisition device is used for acquiring the acquired data of the probe, and the data conversion device is used for performing preset data preprocessing on the acquired data of the probe to obtain bone scanning data.
In some embodiments, the probe mounting portion is annular to fit an inner peripheral surface of the annular portion, and the probe mounting portion is rotatable relative to the annular portion in a circumferential direction of the annular portion.
In some embodiments, the bed assembly comprises:
the bed body is at least partially arranged inside the annular part in a penetrating mode;
the two bed body brackets are respectively supported at the two ends of the bottom of the bed body;
the two ends of the guide rail are respectively fixed on the two bed body supports, the bottom of the base is installed on the guide rail, and the base can drive the rack to move along the length direction of the guide rail.
In some embodiments, the bed assembly includes two guide rails, and the base includes two guide rail matching portions, and the two guide rail matching portions respectively form an embedded fit with the two guide rails.
In some embodiments, a plurality of the probes are included, and are uniformly distributed along the circumference of the probe mounting part.
In some embodiments, the bottom of the bed is disposed in suspension relative to the annulus.
In some embodiments, the probe includes a crystal base and at least one probing crystal, the probing crystal is distributed on the first side surface of the crystal base, and the second side surface of the crystal base is attached to the inner surface of the probe mounting portion.
The embodiment of the invention also provides a bone scanning system, which comprises a workstation and the bone scanning equipment, wherein the workstation is used for acquiring the bone scanning data from the bone scanning equipment and processing the bone scanning data by adopting a preset processing algorithm.
The bone scanning device and the bone scanning system provided by the invention have the following advantages:
by adopting the invention, the bed body component is fixed, the scanning of the whole body bone is completed by the movement of the frame component, the bed body component does not need to be moved, the patient does not need to be moved, the comfort level of the patient is higher, and meanwhile, the bed body component is more stable to be fixed, which is beneficial to improving the bone scanning imaging quality.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments thereof, with reference to the following drawings.
FIG. 1 is a front view of a bone scanning system in accordance with an embodiment of the present invention;
FIG. 2 is a perspective view of a bone scanning system in accordance with one embodiment of the present invention;
FIG. 3 is a schematic view of the mating of the holster, probe and base according to one embodiment of the present invention;
fig. 4 is a schematic structural diagram of a probe according to an embodiment of the present invention.
Reference numerals:
1 machine frame
11. Annular part
111. Device mounting section
12. Probe mounting part
2 Probe
21. Probing crystals
22. Crystal base
3 bed body
4 bed body support
5 base
51. Guide rail fitting part
6. Guide rail
7 workstation
71. Display screen
72. Processing apparatus
9 human body.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus, a repetitive description thereof will be omitted. In the specification, "or" may mean "and" or ". Although the terms "upper", "lower", "between", and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures in order to fall within the scope of the invention.
The present invention provides a bone scanning device comprising: a frame assembly including an annular portion; the probe is positioned on the inner surface of the annular part and is used for detecting and collecting gamma rays generated after the nuclide marker medicine is injected into the body of the patient; and the bed body assembly is at least partially arranged in the annular part of the rack assembly in a penetrating way. When a patient carries out bone scanning, the patient lies on the surface of the bed body component. The frame subassembly can for the bed body subassembly is followed the length direction motion of bed body subassembly, the scanning of the whole bone is accomplished in the removal through the frame subassembly, owing to need not to remove the bed body subassembly, just also need not to remove the patient, and patient's comfort level is higher, and bed body subassembly is fixed more stably simultaneously, is favorable to improving bone scanning imaging quality. The invention also provides a bone scanning system, which comprises a workstation and the bone scanning equipment, wherein the workstation is used for acquiring the bone scanning data from the bone scanning equipment and processing the bone scanning data by adopting a preset processing algorithm. By the bone scanning system, a bone scanning image with higher quality can be obtained, and the diagnosis accuracy is improved.
The structure and operation of the SPECT bone scanning device and system in one embodiment are described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, in this embodiment, the septc bone scanning system includes a SPECT bone scanning device and a workstation 7. The SPECT bone scanning device comprises a rack assembly, a probe 2 and a bed body assembly. The probe 2 is positioned on the inner surface of the annular part 11 of the rack assembly, and the probe 2 is used for detecting and collecting gamma rays generated after nuclide marking drugs are injected into the human body 9, namely the rack assembly is used for carrying the probe 2. The human body 9 is the patient injected with the nuclide marker drug. The bed assembly passes at least partially through the annular portion 11 of the gantry assembly for carrying a patient for bone scanning. The workstation 7 comprises a display screen 71 and a processing device 72. The processing device 72 communicates with the SPECT bone scanning device in a wireless or wired manner, acquires bone scanning data from the bone scanning device, processes the bone scanning data by using a preset processing algorithm, and obtains a bone scanning image, specifically, for example, performs data reconstruction on the bone scanning data, generates a bone scanning image, and displays the bone scanning image on the display screen 71. The processing device 72 may be in data communication with the bone scanning device via wired or wireless means.
As shown in fig. 1 and 2, in this embodiment, the rack assembly includes a rack 1 and a base 5. Frame 1 includes annular portion 11 and probe installation department 12, probe installation department 12 be with the annular that the inner peripheral shape of annular portion 11 suited, probe installation department 12 is located the inboard of annular portion 11, probe 2 is fixed in the internal surface of probe installation department 12. The base 5 is supported at the bottom of the frame 1, supports and fixes the whole frame 1, and adjusts the position of the frame 1 relative to the bed body assembly. The bed body assembly comprises a bed body 3, two bed body supports 4 and two guide rails 6, wherein at least part of the bed body 3 penetrates through the annular part 11. The two bed body supports 4 are respectively supported at two ends of the bottom of the bed body 3. Two ends of each guide rail 6 are respectively fixed on the two bed body brackets 4. The base 5 is mounted at the bottom thereof to the guide rail 6, and the base 5 is movable in the longitudinal direction of the guide rail 6. The base 5 is further provided with a first driving motor, the base 5 is driven to move along the length direction of the guide rail 6, and the base can be locked at any position in the movement to acquire data through the probe 2.
As shown in fig. 2 and 3, the bottom of the base 5 is provided with two guide rail matching portions 51, the guide rail matching portions 51 correspond to the guide rails 6 one by one, and the guide rail matching portions 51 are in embedded fit with the corresponding guide rails 6. In this embodiment, the rail fitting portion 51 is a fitting hole, and the rail 6 is at least partially embedded in the rail fitting portion 51. In other alternative embodiments, the rail engaging portion 51 and the rail 6 may be engaged in other manners. For example, a slider is provided at the base 5, a slide groove is provided in the guide rail 6, the slider is embedded in the slide groove, and the like. The number of the guide rails 6 is not limited to two, and may be further provided with three or more, or only one guide rail 6 is provided at the center position in the lateral direction, all falling within the scope of the present invention.
As shown in fig. 1 and 2, the length direction of the guide rail 6 is the direction S1 in the drawing, and also corresponds to the length direction of the bed 3. The S2 direction shown in the drawing is a height direction, i.e., an up-down direction. The S3 direction shown in the drawing is a width direction, i.e., a left-right direction. The inner sides of the annular portion 11 and the probe mounting portion 12 are, with respect to the axis of the annular portion 11, the inner side on the side close to the axis of the annular portion 11, and the outer side on the side away from the axis of the annular portion 11.
When using this bone scanning equipment, accomplish the whole body bone scanning of human 9 through frame 1 and base 5 for the removal of the bed body 3, owing to need not to remove the bed body 3, the bed body 3 is fixed more stable, and bed body 3 is difficult to take place to warp, is difficult for producing the image artifact, is favorable to improving bone scanning imaging quality. And for the patient, the patient can not be moved after lying on the surface of the bed body 3, and the comfort level is higher.
The processing device 72 may also control the movement of the base 5. The processing device 72 is connected to the first driving motor in the base 5 and drives the base 5 to move along the guide rail 6, so that the base 5 reaches any desired bone scanning position. In another alternative embodiment, instead of controlling the movement of the base 5 by the processing device 72, a control panel may be provided at the base 5, and a first driving motor of the base 5 is controlled by the control panel, so as to control the relative positions of the rack 1 and the base 5 and the guide rail 6.
As shown in fig. 3 and 4, the SPECT bone scanning apparatus includes a plurality of the probes 2. Each of the probes 2 comprises a probe crystal 21 and a crystal mount 22. The detection crystals 21 are distributed on the first side surface of the crystal base 22, and the second side surface of the crystal base 22 is attached to the inner surface of the probe installation part 12. The detection crystal 21 may be a CZT crystal. In this embodiment, the inner surface of the probe mounting portion 12 is provided with 16 probes 2, but the present invention is not limited thereto, and the number of the probes 2 may be selectively set as needed, for example, 10, 12, 18, or the like. Each probe 2 is provided with a plurality of probe crystals 21. The detection crystals 21 are arranged in an array on a first side surface of the crystal base 22. Probe 2 is followed the circumference evenly distributed of probe installation department 12 to it is full 360 internal surfaces of probe installation department 12 can carry out 360 ground omnidirectional scanning around the human body 9. The bottom of the bed body 3 is suspended relative to the annular part 11, so that the bed body 3 and the probe 2 cannot interfere with each other. Moreover, the bed body 3 can be made of carbon fiber materials, and the detection of gamma rays by the probe 2 below the bed body 3 can be guaranteed not to be influenced.
Further, the probe mounting portion 12 can rotate 360 degrees relative to the annular portion 11, that is, the probe mounting portion 12 can drive the probes 2 to rotate 360 degrees along the circumferential direction of the annular portion 11 along the direction R or the direction opposite to the direction R in fig. 3, and each probe 2 can detect bone scan data of different positions of the human body 9, so as to complete more comprehensive data acquisition. Moreover, because the number of the probes 2 is more, and each probe 2 can detect the bone scanning data of different positions of the human body 9, the bone scanning data of different positions of the human body 9 can be rapidly acquired, which is beneficial to rapidly generating a 3D image through the processing equipment 72 of the workstation 7 and improving the bone scanning efficiency. A second driving motor is provided in the annular portion 11 or in the probe mounting portion 12, and the second driving motor is configured to drive the probe mounting portion 12 to rotate in the circumferential direction of the annular portion 11. The rotation of the probe mounting part 12 may be controlled by the workstation 7 or by a control panel provided in the rack 1.
As shown in fig. 3, in this embodiment, the annular portion 11 of the rack 1 is in a drop shape, the bottom of the annular portion 11 includes a device placing portion 111, and the device placing portion 111 is provided with an information acquisition device and a data conversion device therein. The water-drop-shaped structure of the annular part 11 is beneficial to reducing the weight of the upper half part, the center of gravity of the whole structure is reduced, the structural stability is higher, and the risk of generating uncontrollable faults is extremely low. The information acquisition device is communicated with a plurality of probes 2, and bone scanning data are acquired from the probes 2. The information acquisition device and the probe 2 can be in wired communication or wireless communication. After the information acquisition device acquires the data acquired by the probe 2, preset data preprocessing is performed by the data conversion device (for example, the data acquired by the probe 2 is converted into a preset target format, and a time tag, a position tag, and the like are added to the data acquired by the probe 2), so that bone scan data is obtained and sent to the workstation 7. The device placement section 111 may further be provided therein with a communication module that communicates with the processing device 72 of the workstation 7 by a wired manner or a wireless manner, transmits the bone scan data output from the data conversion device to the processing device 72, and receives control instructions (such as a start instruction of the bone scan device, a base 5 movement instruction, a probe mounting section 12 rotation instruction, and the like) from the processing device 72.
When the SPECT bone scanning system is used for carrying out bone scanning on the human body 9, the human body 9 lies on the surface of the bed body 3. The bed 3 and the bed support 4 remain stationary during the whole scanning process. The doctor controls the base 5 to move along the guide rail 6 through the workstation 7 or the control panel, so that the machine frame 1 stays at different positions relative to the human body 9. For each stop position of the frame 1, a doctor controls the probe mounting part 12 to rotate along the circumferential direction through the workstation 7 or the control panel, bone scanning data of different parts of the human body 9 are acquired at 360 degrees, the acquisition range is wider and more comprehensive, and 3D bone scanning data are directly acquired. In another use, a scanning program may be built into the workstation 7 or bone scanning apparatus, and in use of the bone scanning system, the movement of the gantry 1 and the movement of the probe mount 12 are automatically controlled by the processing apparatus 72 or a controller within the bone scanning apparatus running the scanning program.
In summary, by using the bone scanning device and system of the embodiment, the whole body bone can be quickly and conveniently scanned by moving the rack assembly and rotating the probe mounting part 12, and the workstation 7 can obtain more comprehensive 3D bone scanning data, which is beneficial to improving the bone scanning imaging quality and 3D imaging speed and improving the diagnosis accuracy. For the doctor, the automatic moving rack assembly can facilitate the doctor to select the optimal scanning position and reduce the contact of the doctor to rays. For the patient, the patient does not need to be moved when using the medical nursing bed, and the comfort of the patient is higher.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. A SPECT bone scanning device comprising:
a frame assembly including an annular portion;
a probe located on an inner surface of the ring portion;
the bed body assembly is at least partially arranged in the annular part of the frame assembly in a penetrating mode, and the frame assembly can move relative to the bed body assembly along the length direction of the bed body assembly.
2. The SPECT bone scanning device of claim 1 wherein the gantry assembly comprises:
the probe mounting part is positioned on the inner side of the annular part, and the probe is fixed on the inner surface of the probe mounting part;
the base is supported at the bottom of the rack and can drive the rack to move relative to the bed body component along the length direction of the bed body component.
3. The SPECT bone scanning apparatus of claim 2 wherein the annular portion of the frame is in the shape of a drop, the bottom of the annular portion includes a device placement portion, an information acquisition device and a data conversion device are disposed in the device placement portion, the information acquisition device is configured to acquire the acquisition data of the probe, and the data conversion device is configured to perform preset data preprocessing on the acquisition data of the probe to obtain bone scanning data.
4. The SPECT bone scanning apparatus of claim 2 wherein the probe mount is annular in shape to fit an inner peripheral surface of the annular portion, the probe mount being rotatable relative to the annular portion in a circumferential direction of the annular portion.
5. The SPECT bone scanning apparatus of claim 2 wherein the bed assembly comprises:
the bed body is at least partially arranged inside the annular part in a penetrating mode;
the two bed body brackets are respectively supported at the two ends of the bottom of the bed body;
the two ends of the guide rail are respectively fixed on the two bed body supports, the bottom of the base is installed on the guide rail, and the base can drive the rack to move along the length direction of the guide rail.
6. The SPECT bone scanning apparatus of claim 5 wherein the bed assembly includes two of the rails, and the base includes two rail engaging portions that respectively form an interfitting fit with the two rails.
7. The SPECT bone scanning apparatus of claim 5, comprising a plurality of the probes evenly distributed along a circumference of the probe mounting portion.
8. The SPECT bone scanning apparatus of claim 7 wherein the bottom of the bed is cantilevered with respect to the annulus.
9. The SPECT bone scanning apparatus of claim 2 wherein the probe includes a crystal mount and at least one detection crystal, the detection crystal being distributed on a first side surface of the crystal mount, a second side surface of the crystal mount being affixed to an inner surface of the probe mount.
10. A SPECT bone scanning system comprising a workstation and the SPECT bone scanning device of any one of claims 1 to 9, the workstation to acquire bone scan data from the bone scanning device and process the bone scan data using a preset processing algorithm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211601436.7A CN115736966A (en) | 2022-12-14 | 2022-12-14 | SPECT bone scanning device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211601436.7A CN115736966A (en) | 2022-12-14 | 2022-12-14 | SPECT bone scanning device and system |
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| CN202211601436.7A Pending CN115736966A (en) | 2022-12-14 | 2022-12-14 | SPECT bone scanning device and system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1358479A (en) * | 2000-12-15 | 2002-07-17 | Ge医疗系统环球技术有限公司 | radiation ray laminagraphic apparatus for method |
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| US20180177473A1 (en) * | 2016-11-23 | 2018-06-28 | Mobius Imaging, Llc | Cantilevered x-ray ct system for multi-axis imaging |
| US20200121267A1 (en) * | 2018-10-18 | 2020-04-23 | medPhoton GmbH | Mobile imaging ring system |
| CN114469149A (en) * | 2020-10-23 | 2022-05-13 | 天津市通透医疗科技有限公司 | Brain PET scanning device |
| CN114680914A (en) * | 2022-03-25 | 2022-07-01 | 上海联影医疗科技股份有限公司 | A PET-CT scanning device |
-
2022
- 2022-12-14 CN CN202211601436.7A patent/CN115736966A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1358479A (en) * | 2000-12-15 | 2002-07-17 | Ge医疗系统环球技术有限公司 | radiation ray laminagraphic apparatus for method |
| CN105919617A (en) * | 2016-06-15 | 2016-09-07 | 北京大基康明医疗设备有限公司 | Method for positron emission tomography (PET) intra-operative implementation and device thereof |
| US20180177473A1 (en) * | 2016-11-23 | 2018-06-28 | Mobius Imaging, Llc | Cantilevered x-ray ct system for multi-axis imaging |
| US20200121267A1 (en) * | 2018-10-18 | 2020-04-23 | medPhoton GmbH | Mobile imaging ring system |
| CN114469149A (en) * | 2020-10-23 | 2022-05-13 | 天津市通透医疗科技有限公司 | Brain PET scanning device |
| CN114680914A (en) * | 2022-03-25 | 2022-07-01 | 上海联影医疗科技股份有限公司 | A PET-CT scanning device |
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