WO2011063900A1 - Corset de stabilisation pour orthèses - Google Patents

Corset de stabilisation pour orthèses Download PDF

Info

Publication number
WO2011063900A1
WO2011063900A1 PCT/EP2010/006959 EP2010006959W WO2011063900A1 WO 2011063900 A1 WO2011063900 A1 WO 2011063900A1 EP 2010006959 W EP2010006959 W EP 2010006959W WO 2011063900 A1 WO2011063900 A1 WO 2011063900A1
Authority
WO
WIPO (PCT)
Prior art keywords
clasp
conformation
orthosis
material thinning
groove
Prior art date
Application number
PCT/EP2010/006959
Other languages
German (de)
English (en)
Inventor
Dominique Panzer
Original Assignee
Bauerfeind Ag
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 Bauerfeind Ag filed Critical Bauerfeind Ag
Publication of WO2011063900A1 publication Critical patent/WO2011063900A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/30—Pressure-pads
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations

Definitions

  • the invention relates to orthopedic products, especially orthoses or Orthesen beautician.
  • the invention provides an improved stabilizing element, in particular an improved body-embracing stabilizing clasp as part of an orthosis, as well as a new method for producing this stabilizing clasp.
  • the invention also relates to an orthosis which contains this stabilization brace.
  • Orthoses are therapeutic aids for stabilizing or supporting the movement function of body parts.
  • the supply of functional orthoses focuses on restoring and maintaining the mobility of the musculoskeletal system.
  • Orthoses can have a functionally protective, mobilizing, supportive, movement-limiting and / or corrective effect.
  • the use of orthoses can be done directly post-traumatic or postoperative or conservative, ie to rebuild, to secure or protect the joint functions, eg. B. in degenerative diseases.
  • one or more stabilizing elements are provided in the orthosis. These are usually designed substantially rod-shaped or cup-shaped.
  • the stabilizing elements designed as shells surround the body part or body joint to be stabilized, for example an extremity joint or the torso in the body Lumbar spine, by more than half of its circumference.
  • the stabilizing elements support the mechanically stabilizing effect of the orthosis.
  • Orthoses with body-parting stabilizing elements are, for example, functional orthoses for ankles, knee joints, hip and thigh, for the wrist, the elbow joint and the shoulder joint.
  • Such orthoses are characterized in particular by the fact that they usually completely surround the body part to be stabilized, d. H. particularly encompass at least more than half of the circumference of the body part.
  • the body-encompassing stabilizing elements designed for such orthoses are usually formed in the shape of a sphincter and in this case have a circumferential cross-section which encompasses more than one semicircle (greater than 180 degrees) about the body part to be encompassed.
  • the stabilizing elements are usually formed from a thermoplastic or thermosetting plastic or composite material. Such non-planar or shell-shaped and functionally body-encompassing clasps have a undercut. Such spatial structures are difficult to produce in terms of manufacturing technology.
  • Herste II method such compassionumegaden clips are usually made of flat blanks (plates) by thermoforming, especially by deep drawing, in the body enclosing spatial final form (conformation of use) brought. This production is complex and usually takes place with high material and personnel deployment.
  • Stabilizing braces for orthoses designed in a known manner are not suitable for alternative and, in particular, more economical production techniques. accessible. There was therefore a need to provide improved stabilizing braces for orthoses, which are to be produced with simpler and more economical production techniques and which have at least equivalent and preferably even better functional properties over known stabilizing elements.
  • Injection-molded elements are generally substantially flat design small and attachments or shells that are unrelated to a body embracing stabilization clasp.
  • a stabilizing clip for an orthosis wherein the clip is specially adapted to encompass the body part or body joint to be stabilized at least over a circumferential sector which extends over more than half of the total circumference of the body part means that the clasp has a wrap angle of more than 180 degrees.
  • the improvement according to the invention is primarily characterized in that the clip has at least one groove-shaped material or material thinning, the groove crossing the encompassing circumference of the clip in at least two clasp sections, that is subsections of the circumference (clasp wing) divided.
  • the clasp portions each extend over less than half of the total circumference, that is, less than 180 degrees of the encompassing peripheral sector of the chip.
  • the invention thus provides for providing a per se integral and in the form closed spatial stabilization element in the form of a body-encompassing clasp for use in an orthosis with at least one material thinning which forms a groove and crossing the clasp into at least two "wings" or sections which, taken in themselves, are not embracing the body, that is to say which represent, in particular, less than half of the imaginary circumference of the clasp, it is advantageously possible to use the clasp in the manufacture, the means in the original forming step of the production, substantially flat folded over, that is to produce without trained Umgreifung or undercut, in a simple and above all economical manner, since the initially provided flat unfolded form (Vorkonformation) is easier urformbar and entfombar em preferably immediately following inventive forming step, the urgeformte clasp from its non-body-encircling, substantially planar Vorkonformation along the Maschinenstoffausmaschinesnut, which serves as a hinged connection of the quasi-flat chip parts between Urformung and reshaping, folded back
  • the process preferably takes place only once as part of a production method according to the invention.
  • the material expansion groove in the final shape that is to say the conformation of the clasp, is additionally preferred a stabilizing the clasp in the transverse direction, preferably arcuately ausgestaltetes (multiaxial) stabilizing element forms.
  • a “material thinning” or “material thinning groove” is understood to mean a zone of material depletion in the solid material of the clasp, which is embodied as a notch or groove or partly analogous to a known film hinge ,
  • the Materialausschreibnungsnut is not designed as a film hinge, which connects spangles permanently articulated.
  • Such an embodiment is preferably excluded from the present invention.
  • the embodiment of the material thinning groove according to the invention permits a preferably one-time hinged folding of the clasp portions of the chip directly from the originally formed pre-conformation of the clasp, in which the latter, for example immediately after demoulding after the primary shaping process, is substantially flat, is the use conformation.
  • these apertures can also extend along the material thinning groove, so that they can be cut in groove part offsets. sections are divided. Preferably, each groove part section has its own arcuate or multi-axial course; Each groove part section preferably forms a separate element that stabilizes the clasp.
  • the material thinning groove provided according to the invention is interrupted by at least one opening through the clasp, wherein each material thinning groove portion is either itself multiaxially oriented or uniaxially oriented, the respective other material thinning groove portion then having a different axial orientation such that the totality of the material thinning groove sections results in a multi-axial orientation.
  • the arcuate and / or multiaxial orientation of the material thinning groove or plurality of material thinning groove portions enables the material thinning groove to be formed from the substantially planar pre-conformation into the substantially three-dimensional body-encompassing end conformation of the clasp in the forming step in the form of a Umspringelements or "frog" from a first axial conformation in a second axial conformation "jumps", wherein the second axial conformation, which is present in the end conformation of the clip, contrary to the common expectation of a material dilution or material thinning at least in Longitudinal direction of the Materialaussterstedsnut, ie essentially transversely to the circumferential extent of the clip, mechanically stabilizing effect on clasp.
  • the subject matter of the invention is thus preferably a stabilizing clasp which is arranged in a first substantially planar preconformed clasp. tion, preferably in a simple and economical manner, is formable and then in a body part embracing substantially spatial, three-dimensional end configuration by folding over the at least one Werkstoffausschnungsnut is deformable.
  • the stabilization clasp preferably in the planar Vorkonformation by injection molding process formable, ie producible. It is understood that the invention comprises the stabilizing clasp in each phase of its formation in the method according to the invention, that is, both in the pre-conformation, as well as in the use conformation.
  • the invention accordingly also provides a process for producing this stabilizing clasp.
  • This procedure contains at least the steps:
  • the inventive deformation of the clasp is carried out by, preferably once, folding over the clasp sections which are initially articulated by the material expansion groove in the pre-conformation of the clasp, wherein the material thinning groove is formed from a first axis configuration during the forming in the longitudinal axis. formation, which initially preferably allows the articulated connection of the clasp portions in the pre-conformation, in a second, deviating axis conformation, which preferably in its preferred arcuate or multi-axial orientation allows the stabilization of the clasp in the transverse direction, folds.
  • the material thinning groove preferably converts into a second axis conformation when the clasp is folded over in such a way that, in the configuration of use of the clasp, it forms the clasp, preferably at least in the transverse direction to the circumferential extent of the clasp, which stabilizes the clasp.
  • the folding wings are folded over using a force which allows the axis of the material thinning groove to be folded from the first axial conformation under tension into the second axis conformation, which is also under tension.
  • the shape tension of the second axis conformation of the formed clasp in use conformation is greater than that of the first axis conformation of the clasp in pre-conformation.
  • the force required to return the second axis conformation of the clip back to the first axis conformation is never achieved during normal use of the clip in or with an orthosis.
  • the second axis conformation is due to the selected multiaxial radii so under strain that a folding back with a destruction of the clip. Especially associated with breakage of the material structure.
  • the primary shaping of the clasp in the pre-conformation preferably takes place by means of an injection molding process.
  • This is carried out in a conventional manner with the known polymeric materials.
  • the planar design of the preconformation allows a simple Final molds after spraying from a substantially two-part injection mold. This represents a significant manufacturing advantage over the previously known deep-drawing process for the production of substantially spatially and especially body embracing designed stabilization braces.
  • injection molding also allows the connection with other, the injection molding accessible manufacturing and processing steps.
  • Such an at least one additional processing measure represents the installation of inserts during the initial forming. Further such processing measures are the insert technique and the outsert technique.
  • injection molding also permits in-mold labeling and multi-component injection molding.
  • the stabilization clasp can also be produced by the process of transfer molding.
  • the deformation process according to the invention from the preliminary information into the end conformation of the clasp is preferably carried out according to the invention by cold forming.
  • this is done by a reshaping assisted by local heating, wherein the local heating is preferably limited to the area of the material thinning groove.
  • the local heating is preferably carried out by hot air and / or thermal radiation.
  • the temperature during prototyping be selected so that in the clasp in preconforation at the time of demolding of the clasp or immediately thereafter the area to be reshaped, especially the area with and the material thinning, so tempered So far, the material is so flexible and deformable that there directly heat-assisted forming (folding) can take place. This is preferably achieved by selectively zone-heated tools (molds).
  • the forming is carried out by an integrated thermoforming process, which brings the precondensed flat clasp in the arcuate body encompassing final shape.
  • the invention provides that the primary shaping and / or shaping operations are carried out automatically or at least semi-automatically. Thus, a high number of products in consistent quality and low tolerance can be produced.
  • the automation of the primary forming and forming process is easier to implement and manageable compared to the automation of an equivalent conventional deep drawing process.
  • the folding wings are folded over using a force which causes the axis of the material thinning groove to be folded out of the first axial conformation, which is under tension, into the second axis conformation, which is likewise under tension.
  • the shape tension of the second axis conformation of the formed clasp in use conformation is greater than that of the first Achsenkonformation the clip in Vorkonformation.
  • the force required to allow the second axis conformation of the clip to be folded back into the first axis conformation is never reached during normal use of the clip in or with an orthosis.
  • the second axis conformation is due to the selected multiaxial radii so under strain that a folding back with a destruction of the clip.
  • the figures described below illustrate an embodiment of the invention, namely a stabilizing clip for a back orthosis. The inventive concept is not limited to this embodiment.
  • FIG. 1 shows an overall view of a stabilization clip according to the invention for a lumbar spine orthosis for the human body.
  • the clasp (100) comprises a material thinning groove (150) which divides the clasp in the middle and subdivides the clasp essentially centrally into two clasp wings (110, 120).
  • the clasp (100) has one or more apertures (130) in the region assigned to the spinal column of the body. In the illustrated embodiment, the apertures (130) interrupt the material thinning groove (150).
  • the stabilizing clip (100) shown has a substantially uniform material cross-section, which alone has a material dilution along the line-shaped groove in the region of the material thinning groove (150).
  • the stabilizing clasp (100) has a clasp inner side (140) facing the body and a clasp outer side (170) facing away from the body.
  • the stabilization clasp (100) is shown in the body-encompassing usage conformation.
  • the material thinning groove (150) has an arcuate, multiaxial profile facing the clasp outer side (170) in order to mechanically stabilize the clasp in the region of the material thinning groove.
  • FIG. 2 shows the positional position of the clasp in the tool and thus the stabilization clasp in pre-conformation (200), as obtained after the primary shaping process.
  • the pincer wings (110, 120) in the area of the material thinning groove (150) are bent at an angle along the crease line in order to form a substantially flat, non-body-encompassing form of the clasp.
  • the clip can be inventively easily prototypes.
  • FIG. 3 shows a cross section (arrow in FIG. 2) of the stabilizing bar in the area of the material thinning groove (150) in the pre-conformation (200).
  • the material thinning groove (150) in the pre-conformation (200) forms an arcuate, multiaxial course curved toward the inside of the clasp (140).
  • FIG. 4 shows the use conformation (300) in the folded-over body-encompassing end conformation of the clasp after the forming process according to the invention. Therein, the clasp portions (1 10, 120) in the region of the material thinning groove (150) are connected by these smoothly aligned.
  • FIG. 5 shows the cross-section of the clasp (arrow in FIG.
  • the material thinning groove (150) has a bow-shaped, multiaxial arched inwards to the clasp outer side (170) Course on.

Abstract

L'invention concerne des produits orthopédiques, orthèses et éléments constitutifs d'orthèses, une version améliorée d'un élément de stabilisation enveloppant le corps en tant qu'élément constitutif d'une orthèse ainsi qu'un nouveau procédé pour sa fabrication.
PCT/EP2010/006959 2009-11-25 2010-11-16 Corset de stabilisation pour orthèses WO2011063900A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009056710.0 2009-11-25
DE102009056710.0A DE102009056710B4 (de) 2009-11-25 2009-11-25 Stabilisierungsspange für orthesen, verfahren zu deren herstellung sowie diese enthaltende orthese

Publications (1)

Publication Number Publication Date
WO2011063900A1 true WO2011063900A1 (fr) 2011-06-03

Family

ID=43530705

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/006959 WO2011063900A1 (fr) 2009-11-25 2010-11-16 Corset de stabilisation pour orthèses

Country Status (2)

Country Link
DE (1) DE102009056710B4 (fr)
WO (1) WO2011063900A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012013175B4 (de) 2012-06-29 2017-08-10 Bauerfeind Ag Variable Rückenschale mit zwei Seitenschalenteilen, deren Verwendung und Rückenorthese
CN105496622A (zh) * 2015-11-26 2016-04-20 广东省现代健康产业研究院 一种智能颈椎康复仪器
CN105919708B (zh) * 2016-05-24 2018-08-24 温州市大道医药科技有限公司 一种用于腰椎间盘突出的多功能固定设备
DE202017001198U1 (de) 2017-03-07 2018-01-15 Spektramed Gmbh Modulares Rückenorthese-System

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5275581A (en) * 1992-10-19 1994-01-04 Mikros U.S.A., Inc. Cervical collar
WO2003039283A1 (fr) * 2001-11-07 2003-05-15 Max Neumeyer Chaussure
WO2007008058A2 (fr) * 2005-07-12 2007-01-18 Somas Orthopaedie B.V. Orthese d'abduction de la hanche
WO2009017499A1 (fr) * 2007-07-31 2009-02-05 Orthomerica Products, Inc. Orthèse spinale postérieure à extension-compression ajustable et procédé apparenté

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US2654365A (en) 1949-11-14 1953-10-06 Archie L Whitaker Combined body and leg brace
GB1468813A (en) 1973-09-25 1977-03-30 Reed International Ltd Neck supporting collar
CA1126116A (fr) 1978-03-14 1982-06-22 Camelia Manufacturing Co. Ltd. Attelle jetable
US4211218A (en) 1978-08-14 1980-07-08 Kendrick Richard L Spinal restraint device
US4383526A (en) 1981-05-06 1983-05-17 Seymour Robins Disposable traction splint
CA2239076A1 (fr) 1995-11-30 1997-06-05 Ambu International A/S Minerve repliable
US5891071A (en) 1995-12-07 1999-04-06 Lenox Hill, A Division Fo Dobi-Symplex Leg brace
DE10044160A1 (de) * 2000-09-06 2002-04-04 Mars Peter Stützvorrichtung
DE102007048793B4 (de) 2007-10-10 2020-11-05 TIGGES-Zours GmbH Flexible Gliederpelotte und Wirbelsäulenorthese mit einer solchen Pelotte

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5275581A (en) * 1992-10-19 1994-01-04 Mikros U.S.A., Inc. Cervical collar
WO2003039283A1 (fr) * 2001-11-07 2003-05-15 Max Neumeyer Chaussure
WO2007008058A2 (fr) * 2005-07-12 2007-01-18 Somas Orthopaedie B.V. Orthese d'abduction de la hanche
WO2009017499A1 (fr) * 2007-07-31 2009-02-05 Orthomerica Products, Inc. Orthèse spinale postérieure à extension-compression ajustable et procédé apparenté

Also Published As

Publication number Publication date
DE102009056710A1 (de) 2011-05-26
DE102009056710B4 (de) 2019-01-17

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