WO2011070076A1 - Dispositif de radioprotection - Google Patents

Dispositif de radioprotection Download PDF

Info

Publication number
WO2011070076A1
WO2011070076A1 PCT/EP2010/069184 EP2010069184W WO2011070076A1 WO 2011070076 A1 WO2011070076 A1 WO 2011070076A1 EP 2010069184 W EP2010069184 W EP 2010069184W WO 2011070076 A1 WO2011070076 A1 WO 2011070076A1
Authority
WO
WIPO (PCT)
Prior art keywords
radiation protection
protection device
carrier
folded
shielding element
Prior art date
Application number
PCT/EP2010/069184
Other languages
German (de)
English (en)
Inventor
Richard Jeschke
Original Assignee
Mavig Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mavig Gmbh filed Critical Mavig Gmbh
Priority to EP10796318.3A priority Critical patent/EP2509506B1/fr
Priority to JP2012542540A priority patent/JP5663594B2/ja
Priority to US13/513,933 priority patent/US20120241652A1/en
Priority to CN201080055544.8A priority patent/CN102781334B/zh
Publication of WO2011070076A1 publication Critical patent/WO2011070076A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/10—Application or adaptation of safety means
    • A61B6/107—Protection against radiation, e.g. shielding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm

Definitions

  • the present invention relates to a radiation protection device, in particular a protective device for shielding the radiated by an X-ray source X-ray radiation, which is provided for example for use at an angiographic workstation.
  • Such a lower body protection arrangement is known, for example, from EP 1 613 217 B1. Accordingly, there is a lower body protection arrangement, which can be arranged laterally on a patient table, from a shielding mat in the form of a PVC coated lead rubber mat or lead foil with a bleaching equivalent of 0.5 mm, which extends from the table level of the patient table to the floor and the X-ray protective clothing not covered lower extremities protects against stray radiation.
  • the absorption behavior of a body, in particular a laminate is described with the lead equivalent, which has a shield against X-rays, as it has a lead plate of the corresponding thickness.
  • the lower-body protection arrangement known from EP 1 613 217 B1 has a plurality of PVC lead-rubber lamellae which are arranged laterally next to each other and at least partially overlapping.
  • the lamellae are fastened to a carrier rail on which an upper part can additionally be arranged, which offers additional protection above the patient table.
  • the upper part is designed as an attachment, which can be attached to the support rail and can be removed from this again.
  • a radiation protection device for attachment to a patient table.
  • the radiation protection device has a carrier and a shielding element provided on the carrier, wherein the shielding element is mounted on the carrier by means of at least one double joint such that the shielding element is movable at least between a folded-up position and a folded-down position.
  • the shield In the raised position, the shield provides adequate protection against stray radiation emanating from a patient lying on the patient table. If this protection is not needed, because the x-ray device does not emit, for example, the shielding element can be easily transferred to a folded-down position. In this folded-down position, the shielding element is arranged on the patient table in such a way that it does not hinder the access to the patient table or to a patient lying thereon.
  • the support is substantially covered by the shielding element in the folded-down position.
  • the shielding element can have an optionally flexible extension, which need not necessarily be radiopaque. In this way, the patient can not injure himself on the carrier or on this provided fastening devices. Furthermore, this protects the carrier as well as the mechanism provided on it from contamination.
  • the shielding element of the radiation protection device according to the invention preferably has exactly two stable positions, namely the folded-up and folded-down position, in which it can be fixed.
  • the shielding element can be fixed in several or any number of positions between the folded-up position and the folded-down position. It is preferred that the double joint is mounted on the carrier such that in the folded-up position of the shielding element at least one pivot axis of the double joint is blocked. In this way, the shielding is fixed in the folded position by the blocking of the double joint axis, without the need for an additional fixing device.
  • the shielding element is height adjustable at least in the squatting position.
  • the shielding element can be adapted to a given situation, for example the dimensions of a patient. It is further preferred that the shielding element is pivotable and / or tiltable at least in the folded-up position. This also serves to optimize the protection depending on the situation.
  • the double joint is designed as a double hinge pin.
  • the shield is mounted to the bracket by means of at least two double pivot pins. It is preferred that the at least two double hinge pins are guided through openings provided for this purpose in the carrier. The different positions of the Shielding element can then be realized by moving the double hinge pin in the through holes of the carrier.
  • the double-jointed bolts preferably have three bolt sections which are connected to each other in an articulated manner.
  • the length of a first bolt end section is greater than the thickness of the carrier and the length of a second bolt end section is preferably smaller than the thickness of the carrier.
  • a central bolt portion preferably has a length which is greater than the distance of the passage openings in the carrier from the edge of the carrier. This essentially allows a folding of the double hinge pin about the carrier.
  • the two joints of the double joint each allow a swivel angle in the range between 70 ° and 110 °.
  • the bolt-connected bolt sections can each be aligned lengthwise or assume a substantially perpendicular angle to one another.
  • At least one under-surface radiation protection element is furthermore releasably attachable to the support.
  • the under-surface radiation protection element is preferably suspended swinging.
  • the shielding element of the radiation protection device is preferably angled in the upper region.
  • FIG. 1 shows an angiographic workstation with a radiation protection arrangement according to the prior art
  • FIG. 2 a front view of a preferred embodiment of the radiation protection device according to the invention
  • FIG. 3 shows a preferred embodiment of the radiation protection device according to the invention in side view
  • Fig. 4 is a detail of Fig. 3;
  • FIG. 5 shows the radiation protection device of FIG. 3 without shielding element in rear view
  • FIG. 6 shows a double joint bolt used in the radiation protection device according to the invention
  • FIG. 7 shows a bolt end section of the double-jointed bolt of FIG. 6;
  • Fig. 8 is a section along C-C in Fig. 6;
  • FIG. 9 is a schematic representation of the double joint pin in a guide opening of a carrier in the folded-up position
  • Figure 10 is a schematic representation of the double joint pin in the guide opening of the carrier in the folded-down position.
  • Fig. 11 is a side view of the carrier.
  • FIG. 12 shows a preferred embodiment of the radiation protection device according to the invention in folded down position.
  • FIG. 1 shows an angiographic workstation, generally designated by the reference numeral 1, the essential components of which are a height-adjustable patient table 2 and an x-ray arrangement 3.
  • the X-ray arrangement 3 is mounted pivotably in order to ensure the most flexible possible alignment of the X-ray generator on the patient 4. As a result, it can be seen that X-rays and the corresponding scattered radiation can escape in different directions.
  • a radiation shield 6 which is to allow a shield of the upper body of the treating physician 5 and the head.
  • a lower body protection arrangement 10 is provided, which is known, for example, from EP 1 613 217 B1.
  • This lower body protection arrangement 10, which is fastened to the lateral region of the treatment table 2 consists of an upper part 12, which is arranged on a support rail 11 fastened to the table 2, and of a plurality of lamellae 13 fastened to the underside of the support rail 11, which laterally overlap one another are arranged.
  • the overlapping arrangement of the fins 13 has a particularly high flexibility of the arrangement, which allows a very effective radiation protection.
  • the radiation shield 6 can be moved with a simple handle, the upper part 12, which is in the way, for example, when the patient 4 is to be stored on the patient table 2, only completely decrease. This is relatively cumbersome and difficult to work on such an angiographic workstation 1.
  • a shielding element is provided, which by means of at least one double joint so on a support or the support rail 11 is mounted, that the shielding element is movable at least between a folded-up position corresponding to FIG. 2 and a folded-down position corresponding to FIG. 12.
  • the shielding can be folded down with a simple handle, which then allows easier access to the patient table 2 and the patient 4.
  • preferably flexible extension may be provided which covers the carrier 11 and the double joint pin 15 in the folded down state and thus before these parts Pollution and protects the patient from injury.
  • FIG. 3 is a side view of a radiation protection device according to the invention without carrier or support rail is shown.
  • the radiation protection device essentially has a shielding element 12, which is connected by means of an angle 14 with two double-jointed bolts 15.
  • the shielding element is preferably angled in its upper region.
  • the angled portion of the shielding member 12 is inclined to the patient to more intensely shield radiation from the patient.
  • the carrier rail 11 (not shown in FIG. 3) has two corresponding guide openings 11a (see FIG. By sliding the double hinge pin 15 in the guide holes I Ia of the carrier or the support rail 11, the shield 12 of the radiation protection device according to the invention between a folded position and a folded down position can be moved, as illustrated by the schematic representation of Figures 9 and 10.
  • the double hinge pin 15 has a first bolt end portion 15a, a second bolt end portion 15c, and a middle bolt portion 15b hingedly connected thereto. At the end of the first bolt end portion 15a, a projection 15e is provided. The second bolt end portion 15c merges into a grip portion 15d.
  • the double hinge pin 15 is thereby guided in the passage opening 11a of the carrier 11 (see Fig. 11) so as to be displaceable between a first position shown in Fig. 9 and a second position shown in Fig. 10.
  • the double-jointed bolt 15 is mounted substantially vertically in the carrier 11.
  • the shielding element 12 fastened to the double-jointed bolt 15 is held in the folded-up position shown in FIG.
  • FIG. 12 schematically shows a shielding element 12 according to the invention in the folded-down position.
  • the double hinge pin 15 has certain dimensions.
  • the first and second bolt end portions 15a and 15c have a length LI and L2, respectively, and the middle bolt end portion 15b has a length L3.
  • the carrier 11 has, as shown in Fig. 11 outlined, a thickness D, wherein the distance of Fuzzöffiiung I Ia from the edge of the carrier d.
  • the length LI of the first bolt end section 15a is greater than the thickness D of the carrier 11 and the length L3 of the middle bolt section 15b is greater than the distance d of the passage opening from the edge of the carrier 11 It is further preferred that the length L2 of the second bolt end portion 15c is smaller than the thickness D of the carrier 11. In this way, the hinge connecting the central pin portion 15b to the second pin end portion 15c is blocked in the situation shown in FIG. 9 by the guide hole 11a of the carrier 11. Since the shielding element 12 from the folded-up position (see Fig.
  • the two joints of the double joint pin pivot angle in the range between 70 ° and 110 °, particularly preferably allow about 90 °.
  • the double hinge pin 15 should be able to be folded out of the substantially extended position only in one direction at each joint by approximately 90 ° (see Fig. 10).
  • the joint-forming ends 21 of the bolt end portions 15a and 15c, as shown in Fig. 7, asymmetrically shaped, so that a kinking of the adjoining bolt portions is possible in one direction only substantially.
  • the second bolt end section 15c is provided in sections with a cross section which, as shown in FIG. 8, has, for example, two substantially parallel side surfaces.
  • the shielding element is connected via a guide rail 17 with the angle 14.
  • two vertical guide rails 17 can be seen, which are welded directly to the angle 14, as indicated by the reference numeral 18.
  • a horizontal guide 16 is provided.
  • the horizontal guide 16 can slide upwards or downwards on the vertical guides and be fixed to the latter by means of latching bolts 19 (see FIG.
  • the shielding element 12 is additionally height-adjustable in the folded-up position.
  • the shielding element 12 can be adjusted in height continuously.
  • the elongated holes may additionally have a slotted guide, so that the shielding element 12 can additionally be rotated or tilted.
  • Fig. 2 a radiation protection device according to the invention in front view, that is seen from the doctor's side, shown.
  • the shielding element 12 is here mounted by means of the double hinge pin 15 which are fixed in the carrier 11 in the folded-up position.
  • the horizontal guide rail 16 and the vertical guide rails 17 can also be seen. With the aid of the latching bolts 19, the height of the shielding element 12 in the folded-up position can thus be easily adapted from the doctor's side. If the shielding element 12 is to be folded down from the position shown in FIG.
  • the doctor merely has to pull the two double-jointed pins 15 upwards and the shielding element 12 can be folded forwards, ie to itself. After this simple manipulation, the physician has free access to the patient without being obstructed by the shield 12, as shown in FIG.
  • a further shielding member 12a may be provided which may be mounted in an analogous manner and also folded downwardly.
  • a plurality of arranged on the underside of the support rail 11 slats 13 may be provided, which are arranged side by side overlapping.
  • the individual lamellae 13 are each attached to the carrier rail 11 with the aid of fastening devices 13a.
  • a swinging suspension is particularly preferred.
  • An attachment that allows attachment or a release of the blades without tools is preferred for this purpose. This can be done, for example, with the help of ball locking bolts or snaps.
  • Both the protective fins 13 and the shielding elements 12 and 12a preferably have a lead equivalent of 0.5 mm.
  • the shielding element and the protective elements may have, for example, a PVC rubber-coated lead rubber mat or lead foil. But there are also other materials used, which provide appropriate protection.
  • the radiation protection device of the present invention provides effective protection against X-radiation and other radiation and, on the other hand, enables one smooth workflow, where it can be folded away with a simple twist of the hand. This greatly facilitates access to the patient for the physician.

Abstract

L'invention concerne un dispositif de radioprotection destiné à être monté sur un lit de traitement médical. Le dispositif de radioprotection comprend un support et un élément de blindage agencé sur le support. L'élément de blindage est monté sur le support au moyen d'au moins une double articulation, de telle sorte que l'élément de blindage soit mobile au moins entre une position relevée et une position rabattue.
PCT/EP2010/069184 2009-12-08 2010-12-08 Dispositif de radioprotection WO2011070076A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP10796318.3A EP2509506B1 (fr) 2009-12-08 2010-12-08 Dispositif de radioprotection
JP2012542540A JP5663594B2 (ja) 2009-12-08 2010-12-08 放射線防護デバイス
US13/513,933 US20120241652A1 (en) 2009-12-08 2010-12-08 Radiation protective device
CN201080055544.8A CN102781334B (zh) 2009-12-08 2010-12-08 辐射防护装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009057366.6 2009-12-08
DE102009057366.6A DE102009057366B4 (de) 2009-12-08 2009-12-08 Strahlenschutzvorrichtung

Publications (1)

Publication Number Publication Date
WO2011070076A1 true WO2011070076A1 (fr) 2011-06-16

Family

ID=43666819

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/069184 WO2011070076A1 (fr) 2009-12-08 2010-12-08 Dispositif de radioprotection

Country Status (6)

Country Link
US (1) US20120241652A1 (fr)
EP (1) EP2509506B1 (fr)
JP (1) JP5663594B2 (fr)
CN (1) CN102781334B (fr)
DE (1) DE102009057366B4 (fr)
WO (1) WO2011070076A1 (fr)

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WO2016089455A1 (fr) 2014-12-04 2016-06-09 Trans-Radial Solutions Llc Ensemble de protection contre les rayonnements
DE102015208829B4 (de) * 2015-05-12 2020-08-27 Mavig Gmbh Strahlenschutzanordnung
CN104887261A (zh) * 2015-05-19 2015-09-09 北京东方逸腾数码医疗设备技术有限公司 血管造影机床上一体化x射线防护装置
JP6410261B2 (ja) * 2015-06-22 2018-10-24 株式会社保科製作所 台等に対する設置用ｘ線防護テーブル
CN105662452B (zh) * 2015-12-30 2018-10-12 济南市儿童医院 一种医用射线或磁疗防护屏
JP7132854B2 (ja) 2016-07-06 2022-09-07 コーニンクレッカ フィリップス エヌ ヴェ 放射線システム
CN106429221B (zh) * 2016-11-16 2018-11-06 同方威视技术股份有限公司 一种安检机
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CN107080550B (zh) * 2017-04-20 2020-12-04 青岛大学附属医院 一种自适应ct设备
EP3664715A2 (fr) 2017-08-11 2020-06-17 Intervention for Life, LLC Système d'ecran de blindage contre les rayonnements
US10517550B2 (en) * 2018-05-04 2019-12-31 Radux Devices, LLC Radiation shielding devices, systems, and methods
CN109480895A (zh) * 2018-11-29 2019-03-19 枣庄市立医院 一种医学影像学普通x线摄片体位辅助装置
EP3756550A1 (fr) 2019-06-28 2020-12-30 Koninklijke Philips N.V. Dispositif de protection à utiliser en imagerie médicale
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Also Published As

Publication number Publication date
CN102781334A (zh) 2012-11-14
US20120241652A1 (en) 2012-09-27
JP5663594B2 (ja) 2015-02-04
DE102009057366A1 (de) 2011-06-09
JP2013512745A (ja) 2013-04-18
EP2509506A1 (fr) 2012-10-17
DE102009057366B4 (de) 2020-11-12
CN102781334B (zh) 2014-12-17
EP2509506B1 (fr) 2017-02-08

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