EP1847190B1 - Wegwerfbarer Operationsmantel zum Schutz vor Flüssigkeiten oder Mikroorganismen - Google Patents

Wegwerfbarer Operationsmantel zum Schutz vor Flüssigkeiten oder Mikroorganismen Download PDF

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Publication number
EP1847190B1
EP1847190B1 EP07006927A EP07006927A EP1847190B1 EP 1847190 B1 EP1847190 B1 EP 1847190B1 EP 07006927 A EP07006927 A EP 07006927A EP 07006927 A EP07006927 A EP 07006927A EP 1847190 B1 EP1847190 B1 EP 1847190B1
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EP
European Patent Office
Prior art keywords
operating gown
region
material portion
aqueous liquids
disposable operating
Prior art date
Legal status (The legal status 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 status listed.)
Not-in-force
Application number
EP07006927A
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German (de)
English (en)
French (fr)
Other versions
EP1847190A1 (de
Inventor
Peter Hietkamp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Paul Hartmann AG
Original Assignee
Paul Hartmann AG
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Filing date
Publication date
Application filed by Paul Hartmann AG filed Critical Paul Hartmann AG
Publication of EP1847190A1 publication Critical patent/EP1847190A1/de
Application granted granted Critical
Publication of EP1847190B1 publication Critical patent/EP1847190B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/12—Surgeons' or patients' gowns or dresses
    • A41D13/1209—Surgeons' gowns or dresses

Definitions

  • the invention relates to a disposable surgical sheath for protection against liquids or microorganisms.
  • Such surgical gowns comprise a main part and sleeves usually connected or attached to the main body.
  • the surgical gowns may for example consist of a nonwoven fabric, a film, a textile material or a laminate of one or more of these materials.
  • Surgical gowns have already become known, which in some areas have reinforcements in order to further improve the barrier against the ingress of liquids and microorganisms.
  • EP 0 560 376 B1 describes the EP 0 560 376 B1 a garment having an outer layer of a liquid and microorganism barrier dense-weave hydrophobic fabric and a substrate having a net-like and apertured structure, wherein as a third layer a membrane on said substrate material at critical locations with respect to liquid or microorganism passage is provided.
  • the DE 102 50 275 A1 discloses an operation sheath whose outer layer is formed of a breathable nonwoven fabric and wherein at least partially on the wearer of the surgical sheath side facing the outer layer, a breathable and liquid-impermeable barrier layer is attached, which is at least partially connected to the outer layer and wherein the nonwoven fabric of outer layer is a laminate of spunbond and meltblown nonwoven layers.
  • the barrier layer is preferably formed from a nonwoven foil laminate.
  • the liquid-absorbing element comprises a water-tight layer directed toward the inside and a cover layer, warp or stitched knitted fabric being disclosed as embodiments for the cover layer and also optional intermediate layers.
  • the medical personnel wearing such a surgical drape can now, at any time during surgery, clean his contaminated hands by wiping or wiping off the aqueous fluid-absorbent portion of the material without much loss of time and need for communication with other persons.
  • the operation sheath according to the invention is provided with sleeves integrally connected to or attached to the main body.
  • the area of the first region is larger, in particular by 50%, in particular by 100%, in particular by 200%, in particular by 400%, in particular by 600%, in particular by 800%, in particular by 1000% , in particular 1200% larger than the area of the second area.
  • This has the advantage of being able to limit the absorbing areas to the required extent and thus the risk of the absorption of absorbed liquid through the chassis layer in the direction of the body.
  • This gives the possibility to the The first areas by hydrophobic material, so aqueous fluids repellent material to form, so that the operation coat incidentally can fulfill its primary function, namely the protection against aqueous fluids.
  • the outer side of the operation casing in the first region by a hydrophobic chassis layer is made of a laminate of one or more spunbond (S) - formed and / or meltblown (M) -Vlieslagen or a nonwoven / film laminate.
  • S spunbond
  • M meltblown
  • a chassis layer of the surgical sheath is understood here and below to mean the component that forms essential parts of the surgical sheath, thus the main part of the surgical sheath.
  • the chassis layer consists of an SMS or of an SMMS laminate.
  • the basis weight of the chassis layer is in particular 15-80 g / m 2 , in particular 20-60 g / m 2 .
  • the chassis layer of the surgical mantle has a volume resistance to the penetration of water of at least 20 cm, in particular at least 40 cm, more particularly at least 60 cm, more particularly at least 100 cm and on in particular at least 150 cm, measured in accordance with EN 20 811.
  • the chassis layer of the surgical jacket may be provided on the body in use facing the inside at least partially with a barrier layer.
  • the DE10250275A1 fully explained the content of the disclosure of the present invention.
  • the first region is formed by fixing the aqueous-fluid-absorbing material portion outside of the chassis layer. It can be provided that the aqueous fluid-absorbing material portion detachable or permanently fixed to the chassis position.
  • the detachable or non-detachable fixation of the aqueous fluid-absorbing material section takes place on the chassis layer by means of an adhesive, in particular a pressure-sensitive adhesive, in particular a pressure-sensitive adhesive, in particular a hotmelt PSA.
  • the aqueous fluid-absorbing material section may be fixed to the chassis layer, in particular in the case of insoluble fixation by thermal calendering, so-called thermobonding, or by ultrasonic welding.
  • the detachable or non-detachable fixation of the aqueous fluid-absorbing material section may be carried out over the whole area in order to achieve a high bonding force between the aqueous fluid-absorbing material section and the chassis layer.
  • the fixation only in certain areas can preferably be effected by discrete binding points or binding lines or any other binding pattern.
  • Conceivable and advantageous is also the releasable fixation of the aqueous liquids absorbing material portion on the chassis layer by means of a Velcro element.
  • the Velcro element and the chassis layer are matched to one another such that the Velcro element can be brought directly into engagement with the chassis layer.
  • an additional fleece element can be applied, which can be brought into engagement with the Velcro element of the aqueous fluid-absorbing material section.
  • the aqueous fluid-absorbing material portion is provided on its inside with hook elements and these hook elements are at least partially, but in particular with the outside of the chassis position engageable with the outside of the chassis position.
  • aqueous fluid absorbing material portion can be positioned exactly where there is a wiping or wiping the hands depending on the anatomical conditions of the medical staff before the operation can be done easiest.
  • an aqueous-fluid-absorbing material section which has reached the limit of its absorption capacity, can be exchanged for a new, still unused further aqueous-fluid-absorbing material section.
  • the aqueous fluid absorbing material portion is for single use.
  • the material portion which absorbs aqueous liquids is formed by a monolayer or multilayer nonwoven fabric or a nonwoven / film laminate.
  • the aqueous fluid-absorbing material section is particularly preferably formed by a viscose fleece, in particular a binder-bonded or water-needled viscose fleece.
  • the weight per unit area of the aqueous fluid-absorbing material section is 10-100 g / m 2 , in particular 15-60 g / m 2 , more particularly 20-40 g / m 2 .
  • the aqueous fluid-absorbing material section has an absorption capacity AK1 of at least 200%, in particular at least 400%, in particular at least 600%, in particular at least 800%, more particularly at least 1000%, this value being based on DIN 53923 (January 1978) with the following additions: Samples of 100 mm ⁇ 100 mm, if the material to be tested is of smaller dimension, are samples of 50 mm ⁇ 50 mm or 25 mm ⁇ 25 mm of the material to be tested punched out. The samples are conditioned for a minimum of 24 hours at 23 ° C and 50% relative humidity prior to testing. Then the dry weight of the sample is determined (M1).
  • a single sample weighs less than 1 g, several samples are stacked to form a stack of samples weighing at least one gram).
  • the sample thus obtained is placed in a wire basket (according to DIN ISO 3310-1) with the base area 110 mm x 110 mm or 120 mm x 120 mm and with a flat Steel plate (100 ⁇ 100 ⁇ 2 mm) loaded.
  • the wire basket is completely immersed in the demineralized water along with the sample and plate so that the sample is about 20 mm below the water level.
  • the sample remains therein under the load of the plate for 30 sec.
  • the plate is then lifted and the sample remains in the liquid for another 30 seconds without this load.
  • the wire basket is then removed from the liquid along with the sample, and the liquid is allowed to drip over a corner for 120 seconds.
  • the sample is then weighed again (M2).
  • the water absorption capacity (AK) is given as an average of at least three determinations.
  • the absorption capacity AK1 of the aqueous fluid-absorbing material section is preferably greater, in particular greater by at least 25%, in particular greater by at least 50%, in particular greater by at least 100%, in particular by at least 300%, more particularly by at least 400% greater, further in particular by at least 1000% greater than the absorption capacity AK2 of the second region, in particular the chassis layer forming material or composite material, this value being calculated according to the following formula: (AK1-AK2) / AK2 ⁇ 100 in percent.
  • the aqueous liquids absorbing material portion come to rest in the applied state of the surgical sheath approximately between navel and chest. Therefore, with conventional sizing of a surgical drape, the aqueous fluid absorbent material portion is preferably further apart from a lower end of the surgical drape than viewed from an upper end of the surgical drape viewed longitudinally.
  • the aqueous fluid absorbing material portion it turns out in another Embodiment of the invention as advantageous if the aqueous fluid absorbing material portion has at least two subsections.
  • a first subsection is preferably separated from a second subsection by a first region, that is to say the subsections are in each case completely surrounded by a first region.
  • the section widths of the in particular rectangular-shaped first or second section measured in the longitudinal direction of the surgical jacket are in this case in particular 10 cm-60 cm and in particular 15 cm-55 cm.
  • the measured in the transverse direction of the surgical mantle section lengths of the first or second section are measured in an advantageous manner to 15cm - 50cm, in particular 20cm - 45cm.
  • first and the second partial section are arranged at the same height in a longitudinal direction of the surgical sheath and spaced transversely to both sides from the central longitudinal axis of the surgical sheath, in particular to the central one Longitudinal axis are arranged in mirror image.
  • the second region is formed by a single material section which absorbs strip-shaped, in particular rectangular, aqueous liquids arranged transversely over the main part.
  • the strip preferably has a section width measured in the longitudinal direction of the surgical jacket of at least 5 cm, in particular at least 10 cm, in particular at least 20 cm, further in particular at least 30 cm, furthermore in particular at most 60 cm, furthermore in particular at most 50cm and further in particular at most 40 cm.
  • the section length of the strip measured in the transverse direction of the surgical mantle is preferably at least 20 cm, in particular at least 30 cm, more particularly at least 40 cm, more particularly at least 50 cm, more particularly at most 100 cm, further in particular at most 80 cm, further in particular at most 60 cm.
  • the aqueous-fluid-absorbing material portion may advantageously at least partially have a different color from the chassis layer.
  • the aqueous-fluid-absorbing material section has hydrophilic fibers. It has been found that the proportion by weight of the hydrophilic fibers is preferably at least 10%, in particular at least 20%, more particularly at least 40%, more particularly at least 60%, more particularly at least 80%, more preferably 100%, based on the total weight of the aqueous liquids absorbent material section.
  • the aqueous fluid-absorbing material section contains or consists of cotton or viscose or polyester or polyolefin fibers or a mixture of these fibers.
  • aqueous fluid-absorbing material portion of an open-cell, in particular hydrophilic foam.
  • the fluid-absorbing material portion has a higher abrasion resistance than the material of the chassis-forming layer. This reduces the risk that the wiping or wiping of the hands on the fluid-absorbing portion of material removes material components, such as fibers or fiber fragments, which could contaminate the wound in the further course of the operation.
  • the operation jacket according to the invention is provided with sleeves integrally connected to or attached to the main body and having an outer sleeve side, wherein the outer side of the sleeve comprises a sleeve region having an aqueous fluid-absorbing material portion.
  • this sleeve portion forms the entire outside of the sleeve.
  • the sleeve region does not form the entire outer side of the sleeve, so that the outer side of the sleeve has a first region, namely the first sleeve region and a second region, namely the second sleeve region, as described above for the main part, and second sleeve portion having an aqueous fluid-absorbing material portion.
  • the aqueous fluid-absorbing material portion is disposed in a lower portion of the sleeve so that the aqueous fluid-absorbent material portion in the applied state of the surgical jacket comes to rest approximately between the elbow and wrist.
  • the invention also provides the use of a disposable surgical sheath having a body portion with an exterior, the exterior having a first area and at least a second area and the second area having an aqueous fluid absorbent portion for cleaning the hands of aqueous fluids, particularly aqueous body fluids , especially blood.
  • the use of the surgical sheath comprises the following steps: applying and fixing the surgical sheath to the body of a person and wiping or wiping or dabbing the hands of this person on the aqueous fluid-absorbing material section by aqueous fluids, in particular by aqueous body fluids, in particular by blood.
  • a disposable surgical sheath for protection against liquids or microorganisms having a main part and sleeves integrally connected to or attached to the main body with an outer sleeve side that the sleeve outer side of a sleeve, in particular both sleeves comprises a sleeve portion has an aqueous fluid-absorbing portion of material while the bulk remains free of aqueous-fluid-absorbing material portions.
  • the area with aqueous liquids absorbing material portion for cleaning the hands is thus arranged according to this r embodiment exclusively on a sleeve outside. In a preferred embodiment, this area forms the entire outside of the sleeve.
  • the region does not form the entire outer side of the sleeve, so that the outer side of the sleeve has a first region, namely a first sleeve region and a second region, namely a second sleeve region, as described above for the main part, and second sleeve portion having an aqueous fluid-absorbing material portion.
  • the aqueous fluid-absorbing material portion is disposed in a lower portion of the sleeve so that the aqueous fluid-absorbent material portion in the applied state of the surgical jacket comes to rest approximately between the elbow and wrist.
  • an operation casing kit comprising an operation casing for protection against liquids or microorganisms and a material section not yet absorbed by the operation casing, wherein the aqueous liquid absorbing material portion at least in regions with the outside of the main part or the sleeve outer side of the operation mantle detachably or non-detachably engageable.
  • the still unconnected components of the surgical casing kit are preferably assembled according to this inventive concept as a set in a single package, especially in a steep package. This allows for that Personnel involved in an operation, before applying the surgical sheath, individually positioning the aqueous fluid-absorbing material portion to form the second portion of the exterior of the body or sleeve outer surface of the surgical sheath.
  • the surgical jacket (7) shown in the form of a wrap-around gown has a main part (1) with an outer side (11), wherein the outer side (11) has a first region (12) and a second region (13) and the second region (13 ) is in turn formed by a rectangular, aqueous liquid absorbing material portion (14) of binder-bonded viscose nonwoven designated MH 1491-49, available from Fiberduk AB, Ystad, Sweden.
  • the binder content (soft acrylate) of this viscose fleece is 28%; the viscose fiber content is 72%.
  • the basis weight of the viscose nonwoven is 29 g / m 2 .
  • the fineness of the viscose fibers of the viscose nonwoven is 1.5 dtex.
  • the absorption capacity of the viscose nonwoven AK1 is 800% according to the method described above.
  • winding or binding tapes or adhesive closure means or other closure elements have to fix the surgical jacket (7) on the body of a person.
  • the surgical jacket also comprises two sleeves (6), which in the case shown are attached to the main part (1).
  • the main part (1) comprises, in addition to the front part (4), the two left and right back parts (5a, 5b).
  • the back parts (5a, 5b) are in the illustrated embodiment along each of an ultrasonic weld (9) attached to the front part (4). It is also conceivable and advantageous to form the main part, as it were, integrally from a single blank.
  • the main body (1) forming chassis layer (2) consists of a hydrophobic SMMS laminate (spunbond-meltblown-meltblown-spunbond laminate) with a basis weight of 35g / m 2 , which under the material number 60385A at the company PGI, Polymer Group - Cuijk, Lange Oijen 16, NL-5433 NG Katwijk, N-Brabant.
  • the weight per unit area of the spunbond layers is 13 g / m 2 in each case, that of the meltblown layers in each case 4.5 g / m 2 .
  • the absorption capacity AK2 of this SMMS laminate is 28% according to the method described above.
  • the aqueous fluid absorbent material portion (14) is spaced further longitudinally RL from a lower end (15) of the surgical sheath (7) than from an upper end (16) of the surgical sheath. With respect to a central longitudinal axis L, however, the aqueous fluid-absorbing material section (14) is arranged symmetrically.
  • the section width B of the aqueous liquid absorbing rectangular material section measured in the lengthwise direction RL is 30 cm.
  • the section length D measured in the transverse direction RQ of the aqueous-fluid-absorbing material section (14) is 80 cm.
  • the area of the aqueous-fluid-absorbing material portion (14) is 0.24 m 2 .
  • the area of the outside of the The front part (4) and the two back parts (5a, 5b) existing main part (1) including the surface of the aqueous liquids absorbent material section is 2.60 m 2 .
  • the area of the first area (12) is thus 2.36 m 2 .
  • the area of the first area (12) is thus 983% larger than that of the second area (13).
  • a person involved in an operation may cleanse his hands contaminated by aqueous fluids by blotting or wiping or wiping on the aqueous fluid absorbent portion (14).
  • FIG. 2 shows a further variant of a surgical sheath (71) according to the invention with attached to the main part (1) sleeves (6).
  • the aqueous fluid-absorbing material section here comprises two partial sections (14a, 14b), which are each completely surrounded by the first zone (12).
  • the operating jacket has two separate second regions (13a, 13b).
  • the subsections consist of a carded nonwoven made of hydrophilized polypropylene fibers or hydrophilic polyester fibers with a basis weight of 40 g / m 2 and are fixed in the illustrated embodiment by a plurality of spaced from the perimeter of the subsections ultrasonic bonding points (17) on the chassis layer (2) , A central region preferably remains free of binding points. This has the advantage that the risk of the absorption of absorbed liquid in the direction of the body and through the chassis layer is reduced.
  • the section width B of a respective section (14a, 14b) is 50 cm, the section length D of a respective section is in the illustrated case 40 cm.
  • the size of the area of the second area is thus 0.40 m 2 .
  • the area of the outside of the main part (1) consisting of the front part (4) and the two back parts (5a, 5b), including the area of the aqueous liquid, is absorbent material section 2.60 m 2 .
  • the area of the first area (12) is thus 2.20 m 2 .
  • the area of the first area (12) is thus 550% larger than that of the second area (13).
  • the subsections (14a, 14b) are arranged at the same height in a longitudinal direction RL of the surgical sheath and in each case in the transverse direction RQ spaced on both sides from the central longitudinal axis L of the surgical sheath and evenly spaced, that is arranged in mirror image to the central longitudinal axis L.
  • FIG. 4 shows a further variant of a surgical sheath (701) according to the invention.
  • This jacket has all the features of the above with reference to FIG. 2 described surgery mantle on, so that with FIG. 2 corresponding reference numerals each denote identical components.
  • the sleeves (6) also comprise on their outer side a region which in each case has an aqueous fluid-absorbing material section (20a, 20b) surrounding the sleeve in a lower region, so that the outer side of the sleeve also describes one for the main part as described above first region, namely a first sleeve region (22a, 22b) and a second region, namely a second sleeve region (21a, 21b), and the second region (21a, 21b) comprises an aqueous fluid-absorbent material segment (20a, 20b) in which, in use, a person involved in an operation may cleanse his hands contaminated by aqueous liquids by blotting or wiping or wiping.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Materials For Medical Uses (AREA)
EP07006927A 2006-04-21 2007-04-03 Wegwerfbarer Operationsmantel zum Schutz vor Flüssigkeiten oder Mikroorganismen Not-in-force EP1847190B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006018659A DE102006018659A1 (de) 2006-04-21 2006-04-21 Wegwerfbarer Operationsmantel zum Schutz vor Flüssigkeiten oder Mikroorganismen

Publications (2)

Publication Number Publication Date
EP1847190A1 EP1847190A1 (de) 2007-10-24
EP1847190B1 true EP1847190B1 (de) 2011-01-26

Family

ID=38235462

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07006927A Not-in-force EP1847190B1 (de) 2006-04-21 2007-04-03 Wegwerfbarer Operationsmantel zum Schutz vor Flüssigkeiten oder Mikroorganismen

Country Status (4)

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EP (1) EP1847190B1 (es)
AT (1) ATE496546T1 (es)
DE (2) DE102006018659A1 (es)
ES (1) ES2362895T3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009024429A1 (de) * 2009-06-09 2010-12-16 Hochschule für Gestaltung Schwäbisch-Gmünd Wegwerfbare Operationsschürze und wegwerfbares Operationsbekleidungsset
US20210337898A1 (en) * 2020-04-30 2021-11-04 Sumita Pradhan Device and Method of Engaging a Solo-Operated Sterile Gown

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868728A (en) * 1973-09-27 1975-03-04 Johnson & Johnson Surgical gown
US5705251A (en) * 1995-06-27 1998-01-06 Kimberly-Clark Worldwide, Inc. Garment with liquid intrusion protection
US5901706A (en) * 1997-06-09 1999-05-11 Kimberly-Clark Worldwide, Inc. Absorbent surgical drape
AU752912B2 (en) * 1997-12-08 2002-10-03 Molnlycke Health Care Ab Medical linen with regionally imprinted performance areas
US6617487B2 (en) * 2001-08-15 2003-09-09 Su Jen Chou Water absorbable cloth member for surgical operation purposes
US7174570B2 (en) * 2004-11-01 2007-02-13 Dabney Nancy L Water-resistant apron with attached towel

Also Published As

Publication number Publication date
ATE496546T1 (de) 2011-02-15
DE502007006345D1 (de) 2011-03-10
ES2362895T3 (es) 2011-07-14
DE102006018659A1 (de) 2007-10-25
EP1847190A1 (de) 2007-10-24

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