CN103096607A - Linear adjusting device of computer tomography imaging equipment frame and related imaging equipment - Google Patents

Linear adjusting device of computer tomography imaging equipment frame and related imaging equipment Download PDF

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Publication number
CN103096607A
CN103096607A CN2012104198883A CN201210419888A CN103096607A CN 103096607 A CN103096607 A CN 103096607A CN 2012104198883 A CN2012104198883 A CN 2012104198883A CN 201210419888 A CN201210419888 A CN 201210419888A CN 103096607 A CN103096607 A CN 103096607A
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China
Prior art keywords
straight line
track
frame
guiding piece
tooth bar
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CN2012104198883A
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Chinese (zh)
Inventor
M.科布尔
M.洛瑟
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Siemens AG
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Siemens AG
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Application filed by Siemens AG filed Critical Siemens AG
Priority to CN201710422661.7A priority Critical patent/CN107411765A/en
Publication of CN103096607A publication Critical patent/CN103096607A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03Computed tomography [CT]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/04Positioning of patients; Tiltable beds or the like
    • A61B6/0407Supports, e.g. tables or beds, for the body or parts of the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44Constructional features of apparatus for radiation diagnosis
    • A61B6/4405Constructional features of apparatus for radiation diagnosis the apparatus being movable or portable, e.g. handheld or mounted on a trolley

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

The present invention relates to a device for linearly adjusting a computer tomography imaging equipment frame (20). The device is provided with at least one linear guiding member (21,22) which comprises at least one rack (27). The invention further relates to a set of computer tomography equipment. The computer tomography equipment is provided with at least one device of the invention and a frame (20) with at least one slide carriage (40). At least one slide carriage (40) is provided with at least one gear (41). The gear (41) coordinates with at least one rack (27) of the linear guiding member (21,22) for linearly adjusting the frame (20) along at least one linear guiding member (21,22).

Description

The straight line adjusting device of computer tomography equipment rack and relevant imaging device
Technical field
The present invention relates to regulate the device of frame of computer Laminographic device and the frame with computer tomography equipment and computer tomography equipment of this kind device for straight line.
Background technology
Computer tomography equipment, particularly be used to the computer tomography equipment that the patient carries out medical examination is comprised fixing frame in space with X-ray measurement unit at the most, and the also fixing patient support platform with the platen that can vertically regulate with respect to the frame orientation in space usually.Be bearing in vertical adjusting that patient on platen can be by platen in the way you want with respect to the frame location or be positioned at frame be used for the patient is carried out in the opening of actinoscopy.
But at specific medical treatment situation, for example in operating room, the computer tomography equipment that can not use this type of to construct routinely.In order be in operating room to be bearing in patient on operating table by the computer tomography equipment inspection, use so-called " sliding frame ", when this is interpreted as frame at patient or patient scan with respect to operating table or with respect to patient moving.
Fig. 1 shows the mechanism with " sliding frame ".Treat that patient P by the computer tomography equipment inspection is bearing on operating table 1 in operating room.The frame 2 of computer tomography equipment has the X-ray measurement unit in a not shown manner, x-ray source and be opposite to the X-ray detector that X ray is arranged for example, described frame 2 is regulated with respect to patient P straight line by means of the linear guidance system 3 that is integrated in floor of operating room.By the adjusting of frame 2 with respect to operating table 1 or patient P, frame 2 can be placed in measure in opening 4 or in the measured zone of frame 2 so that patient P is carried out actinoscopy.For being electrically connected to and being that frame 2 sets the cable column 5 with stube cable for the controller with the computer tomography equipment with frame 2 is connected, described cable column 5 is connected with cable with drag chain.
The linear guidance system 3 that is integrated in floor of operating room comprises driving belt 7, and described belt 7 is driven by drive pulley by CD-ROM drive motor 8.CD-ROM drive motor 8 motor controller 10 interior with being arranged in switch cubicle 9 is connected, and described motor controller 10 is connected with the controller 11 of computer tomography equipment again.In addition, linear guidance system 3 comprises and drives the sightless track in Fig. 1 of belt 7 runs parallel, and described track covers with cover tape, to avoid pollution.
Frame 2 has the slide 11 of having arranged sightless operation roller in Fig. 1 in it, and described roller rolls on the track of linear guidance system 3 when frame 2 is regulated with respect to operating table 1.Drive belt 7 and be fixed on the slide 11 of frame 2, make slide 11 be depended on that together with frame 2 driving of drive pulley regulates.
The shortcoming of linear guidance system 3 is the inexactnesies owing to driving the existing elasticity of belt and can cause frame with respect to operating table or with respect to patient's location.In addition, for guaranteeing to work without problems, drive the length structure that belt only can be limited.Owing to will drive belt arrangement in ground, thereby mounting cost is relatively high, particularly because electrical connection must be provided in ground.The CD-ROM drive motor and the clamped position that are used for the driving belt must cover with huge plate.This causes out-of-flatness, has formed obstacle and has fallen with this and mixed the position.
Track is also slightly outstanding with respect to ground, and this is such as having formed for personnel and such as the obstacle of go-cart, patient bed etc. equipment.Therefore each track covers with overlay.Owing to only slightly supporting the relatively large span of overlay in orbit and the little thickness of overlay in both sides, this overlay can not be subject to strong load, for example can not be subject to the load of patient bed roller, because overlay otherwise will be out of shape and be pressed in track.
Summary of the invention
Technical problem to be solved by this invention is to provide device and the computer tomography equipment of aforementioned type, makes and has improved especially positional precision.
According to the present invention, this technical problem is by having the device realization that straight line is regulated the frame of computer Laminographic device that is used for of at least one straight line guiding piece, and described straight line guiding piece comprises at least one tooth bar.
According to the present invention, regulate or drive chassis to be used for straight line as the alternative use linear gear rack of belt.Use tooth bar can realize the higher positional precision of frame, because tooth bar has dynamic elasticity unlike belt.In addition, higher positional precision is constant on the whole length of tooth bar, and basically only depends on the accuracy of manufacture of tooth bar self.
The additional advantage of tooth bar is that itself and length have nothing to do.Although belt can not surpass certain length, nothing is regulated the technical limitations of length when using tooth bar.In case of necessity, also can one after the other arrange a plurality of tooth bars in front and back, to realize long as far as possible adjustment stroke.Tooth bar also can be and transports and/or install and separate, and namely is assembled into by component models, makes simplified control with this.
According to variant of the present invention, at least one tooth bar be arranged at least one rectilinear orbit of at least one straight line guiding piece or in.Preferably, at least one track is made of aluminum and/or by the extrusion molding manufacturing.In this way, can be in the ground that at least one straight line guiding piece is arranged on the room up to the major general can be easily and relatively simply at least one track of the aluminum of operation fix.Then, at least one tooth bar is arranged in the position that limits at least one track or within.As tooth bar, also track can be separated with respect to its length, thereby can realize relatively large length.
According to form of implementation of the present invention, at least one tooth bar is arranged in the first straight-line groove of at least one track, makes more than the upside of described tooth bar do not project into the first groove of at least one track.Avoided in this way forming the projection of obstacle.
Preferably, construct the tooth bar that at least one is formed from steel, realize high resistance to wear with this.
According to another variant of the present invention, at least one straight line guiding piece comprises at least one linear running axle, and described operation axle is parallel at least one tooth bar and arranges.Tooth bar is arranged for driving, and described at least one operation axle is provided at roller or the wheel on frame and makes its rolling for guiding.The operation axle is at this rod or structure that usually has common cross section track shape that is interpreted as the straight line trend, and wherein cross section can be circle, ellipse, polygon etc.Preferably, described at least one operation axle also be arranged on described at least one track or in.
According to other structure of the present invention, at least one operation axle is arranged in second groove of the straight line parallel with the first groove of at least one track, makes described operation axle not project into above the second groove of at least one track at upside.If at least one track is installed, correspondingly also at least one can be arranged on with moving axis limit at least one track to be used for accurate the adjusting.The operation axle also can be with respect to its length separately.In addition, at least one tooth bar and at least one operation axle can be in being arranged on ground before pre-installation on described at least one track or within.
As at least one tooth bar, at least one operation axle is also preferably made by wear-resisting steel.
According to structure of the present invention, at least one straight line guiding piece comprises flat band, and described band has covered at least one track to avoid pollution at upside.Cover tape when observing on this span at least one track at least three position upper supports, namely between the first groove of two of at least one track outsides and at least one track and the second groove every Liang Chu.In this way, obtain high stability, made cover tape also can be trampled and can rollably be crossed by for example patient bed or device go-cart.Preferably, cover tape is made by special steel.
Mention as front, at least one straight line guiding piece is arranged in the ground in the room that has held frame, wherein at least one straight line guiding piece afterwards also with the ground surface blockage in room, makes not have the obstacle that causes due at least one straight line guiding piece in it is arranged in ground.
The present invention based on technical problem also the computer tomography equipment by having at least one aforementioned means and the frame that has with at least one slide of at least one gear solve, described gear cooperates with at least one tooth bar of straight line guiding piece in order to along at least one straight line guiding piece, frame is carried out the straight line adjusting.
According to expansion of the present invention, at least one slide has the driver element that drives at least one gear.Correspondingly, no longer require driver element in the ground in the room that has held computer tomography equipment or at least one straight line guiding piece, obviously reduced mounting cost with this, because electrical connection needn't be set, and can reduce constructional depth in addition again in ground.
According to variant of the present invention, at least one slide has at least one operation wheel, and described operation wheel rolls at least one operation axle of at least one straight line guiding piece.Preferably, slide has four operation wheels, and wherein every two are moved wheel operation or rolling on each operation axle of track.
According to other structure of the present invention, driver element has the CD-ROM drive motor of the motor controller that cooperates with the controller with computer tomography equipment.The v description of drawings
Embodiments of the invention are schematically illustrating in accompanying drawing.Each figure is:
Fig. 1 illustrates the computer tomography equipment according to prior art,
Fig. 2 shows according to computer tomography equipment of the present invention,
Fig. 3 shows the vertical view of straight line guiding piece of the computer tomography equipment of Fig. 2,
Fig. 4 shows the cross section of straight line guiding piece of the computer tomography equipment of Fig. 2, and
Fig. 5 shows the vertical view of slide of frame of the computer tomography equipment of Fig. 2.
Embodiment
Figure 2 illustrates band be useful on straight line regulate the computer Laminographic device frame 20 according to device of the present invention according to computer tomography equipment of the present invention.
In the situation of this embodiment of the present invention, the device that is used for straight line adjusting frame 20 is two and basically constructs identical straight line guiding piece 21,22.Fig. 3 shows two straight line guiding pieces 21,22 vertical view, and Fig. 4 shows the cross section of straight line guiding piece 21.
Straight line guiding piece 21,22 comprises respectively aluminum track 23,24 in the situation of this embodiment of the present invention, described track 23,24 is made by extrusion molding.Track 23,24 has respectively the first groove 25 and the second groove 26.At the interior tooth bar 27 that is formed from steel in this embodiment of the present invention of having arranged respectively of the first groove 25.At the operation axle 28 that the second groove 26 is interior also to be formed from steel in having arranged respectively the situation at this embodiment of the present invention.
As in Fig. 4 as seen, tooth bar 27 and operation axle 28 are arranged in respectively in the first groove 25 and the second groove 26 in this wise, make both and do not stretch out each groove 25,26 at upside. Track 23 and 24 covers with the flat band of preferably being made by special steel respectively.Figure 4 illustrates this type of cover tape 29.When observing on its cross section, cover tape 29 by being placed on beam 32 on two outsides 30,31 that are placed on track 23 and between the first groove 25 and the second groove 26, with this relatively high bearing capacity that has obtained cover tape 29, make it be trampled and to cross.Former thereby not shown due to interpretative structural modeling and deployment rails 23 and 24 of cover tape in Fig. 3.Track 23, two cover tape of 24 can rise usually.
Straight line guiding piece 21,22 is arranged in the ground in the room that holds computer tomography equipment.In the situation of this embodiment of the present invention, straight line guiding piece 21,22 is arranged in the ground of operating room in this wise, makes it also be mixed the position by the ground surface blockage of operating room to avoid forming obstacle and falling. Track 23,24 is in this is arranged in the groove-shaped depression on ground of operating room in parallel to each other.There is flat being connected with chassis overlay 33 in each track 23,24 both sides.Ground, overlay 33 and cover tape 29,46 have formed the plane at this.
Fig. 3 shows the mutual straight line guiding piece 21 arranged on ground, 22 that limits together with parts-be track 23,24 and the trend of the parallel straight line of tooth bar 27 and operation axle 28-, the trend of described straight line also in Fig. 2 according to shown in tooth bar 27 as can be known.
Laid the frame 20 with slide 40 on straight line guiding piece 21,22.Fig. 5 shows the vertical view of slide 40 in the mode of simplifying very much.In the situation of this embodiment of the present invention, slide has two gears or the pinion 41 that interconnects and be connected with electro-motor 42.Driver element comprises for example CD-ROM drive motor 42 and the motor controller 43 of electro-motor in the situation of this embodiment of the present invention.
In addition, slide has four operation wheels 44 that can be rotated to support in it in the situation of this embodiment of the present invention, and wherein the operation wheel 44 of every two front and back arranged in succession rolls on an operation axle 28.In the situation of this embodiment of the present invention, the running face of operation wheel 44 has the U-shaped profile to roll on the circular contour of operation axle 28.
Gear 41 is engaged in tooth bar 27 with limiting, make frame 20 can be by gear 41 driving by driver element limit the ground straight line and regulate, wherein operation wheel 44 rolling on operation axle 28.
Slide further has four schematically illustrated wedge shape lifting devices 45 in the situation of this embodiment of the present invention, straight line guiding piece 21,22 cover tape 29,46 liftings are surpassed gear 41 and operation wheel 44 by means of lifting device providing when regulating along straight line guiding piece 21,22 with the slide 40 of frame 20, and drop to again on track 23,24 after by slide 40.
Fig. 2 shows the frame 20 that is in respect in two different positions of operating table 1 or patient P, and wherein operating table 1 self does not belong to computer tomography equipment.Electrically contacting by the cable in cable column 51 and drag chain 52 interior guiding of frame 20 realizes.By this cable, frame 20 is connected with the controller 50 of computer tomography equipment, described controller 50 is electrically connected to or cooperates with motor controller 43 for regulating frame 20.Cable column can be different from aforementioned prior art and usually also be constructed so that within it computed tomographic apparatus integrated or switch cubicle and/or the controller of computer tomography equipment.
Frame 20 usually has and can with respect to the part of the housing rotary of frame 20, arrange opposed to each other at least one x-ray source and X-ray detector thereon.If frame 20 is adjusted so that with respect to patient P patient P is in the measurement field 53 of the frame 20 that limits by x-ray source and X-ray detector, can carry out actinoscopy to patient P.
It is only typical that previous embodiment of the present invention is generally understood as.Therefore, being used for straight line regulates the device of frame and also can have with only straight line guiding piece of a tooth bar only.In addition, needn't necessarily there be the track with tooth bar.In addition, the quantity of the operation wheel of the quantity of the gear of quantity, the slide of operation axle, slide etc. can change and not depart from the present invention.

Claims (15)

1. one kind is used for the device that straight line is regulated the frame (20) of computer Laminographic device, and described device has at least one the straight line guiding piece (21,22) that comprises at least one tooth bar (27).
2. device according to claim 1, wherein, at least one tooth bar (27) be arranged at least one track (23,24) of described at least one straight line guiding piece (21,22) or within.
3. device according to claim 2, wherein, described at least one track (23,24) is made of aluminum and/or make by extrusion molding.
4. according to claim 2 or 3 described devices, wherein, described at least one tooth bar (27) is arranged in first groove (25) of described at least one track (23,24) in this wise, makes described tooth bar (27) not stretch out described first groove (25) of described at least one track (23,24) at upside.
5. the described device of any one according to claim 1 to 4, wherein, described at least one tooth bar (27) is formed from steel.
6. the described device of any one according to claim 1 to 5, wherein, described at least one straight line guiding piece (21,22) comprises at least one operation axle (28), described operation axle (28) is parallel to described at least one tooth bar (27) and arranges.
7. device according to claim 6, wherein, described at least one operation axle (28) on second groove (26) that is parallel to described the first groove (25) of described at least one track (23,24) or within arrange in this wise, make described operation axle (28) not stretch out described second groove (26) of described at least one track (23,24) at upside.
8. according to claim 6 or 7 described devices, wherein, described at least one operation axle (28) is formed from steel.
9. the described device of any one according to claim 2 to 8, wherein, described at least one straight line guiding piece (21,22) is included in the band (29,46) that upside has covered at least one track (23,24).
10. device according to claim 9, wherein, described band (29,46) is made by special steel.
11. the described device of any one according to claim 1 to 10, at least one straight line guiding piece (21,22) of described device is set to be arranged in the ground in the room that holds frame (20), wherein, described at least one straight line guiding piece (21,22) is sealed by the ground plane earth in room in being arranged on ground afterwards.
12. one kind has the described device of any one at least one according to claim 1 to 11 and has computer tomography equipment with the frame (20) of at least one slide (40), described at least one slide (40) has at least one gear (41), and described gear (41) cooperates to regulate frame (20) along described straight line guiding piece (21,22) straight line with at least one tooth bar (27) of at least one straight line guiding piece (21,22).
13. computer tomography equipment according to claim 12, wherein, at least one slide (40) has the driver element (42,43) that drives described at least one gear (27).
14. according to claim 12 or 13 described computer tomography equipment, wherein, at least one slide (40) has at upper at least one the operation wheel (44) that rolls of at least one operation axle (28).
15. according to claim 13 or 14 described computer tomography equipment, wherein driver element has the CD-ROM drive motor (42) of the motor controller (43) that cooperates with the controller with computer tomography equipment.
CN2012104198883A 2011-10-28 2012-10-29 Linear adjusting device of computer tomography imaging equipment frame and related imaging equipment Pending CN103096607A (en)

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CN201710422661.7A CN107411765A (en) 2011-10-28 2012-10-29 The straight line adjusting means of computer tomography equipment rack and relevant imaging device

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DE102011085390.1 2011-10-28
DE102011085390 2011-10-28
DE102012201527.2 2012-02-02
DE102012201527.2A DE102012201527B4 (en) 2011-10-28 2012-02-02 Device for linearly adjusting a gantry of a computed tomography device and computed tomography device

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CN201710422661.7A Pending CN107411765A (en) 2011-10-28 2012-10-29 The straight line adjusting means of computer tomography equipment rack and relevant imaging device
CN2012104198883A Pending CN103096607A (en) 2011-10-28 2012-10-29 Linear adjusting device of computer tomography imaging equipment frame and related imaging equipment

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WO2018014214A1 (en) * 2016-07-19 2018-01-25 乐矣天 Multifunctional medical rescue platform telescoping chassis
CN108245184A (en) * 2016-12-29 2018-07-06 三星电子株式会社 Medical treatment device

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CA3046091A1 (en) * 2016-12-13 2018-06-21 Viewray Technologies, Inc. Radiation therapy systems and methods
EP3866691B8 (en) * 2018-11-19 2022-05-18 Dedicated2Imaging, LLC Translation drive system for an imaging system
DE102019211974A1 (en) * 2019-08-09 2021-02-11 Siemens Healthcare Gmbh Mounting system for a ceiling-mounted medical facility and medical facility
DE102020210968B4 (en) 2020-08-31 2022-07-28 Siemens Healthcare Gmbh System and method for moving a gantry of a medical imaging device
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Publication number Publication date
CN103083033B (en) 2015-10-28
CN107411765A (en) 2017-12-01
DE102012201529A1 (en) 2013-05-02
CN103083033A (en) 2013-05-08
DE102012201529B4 (en) 2014-06-26
DE102012201527B4 (en) 2015-10-01
DE102012201527A1 (en) 2013-05-02

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Application publication date: 20130508