WO2022074032A1 - Élément de passage pour faire passer de manière étanche un fil à travers un film à utiliser dans le cadre d'un traitement de plaies par pression négative et film à utiliser lors d'un traitement de plaies par pression négative - Google Patents

Élément de passage pour faire passer de manière étanche un fil à travers un film à utiliser dans le cadre d'un traitement de plaies par pression négative et film à utiliser lors d'un traitement de plaies par pression négative Download PDF

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Publication number
WO2022074032A1
WO2022074032A1 PCT/EP2021/077501 EP2021077501W WO2022074032A1 WO 2022074032 A1 WO2022074032 A1 WO 2022074032A1 EP 2021077501 W EP2021077501 W EP 2021077501W WO 2022074032 A1 WO2022074032 A1 WO 2022074032A1
Authority
WO
WIPO (PCT)
Prior art keywords
thread
lead
sealing
foil
film
Prior art date
Application number
PCT/EP2021/077501
Other languages
German (de)
English (en)
Inventor
Gereon LILL
Original Assignee
Fasciotens 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 Fasciotens Gmbh filed Critical Fasciotens Gmbh
Publication of WO2022074032A1 publication Critical patent/WO2022074032A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/91—Suction aspects of the dressing
    • A61M1/916—Suction aspects of the dressing specially adapted for deep wounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/0466—Suture bridges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
    • A61B17/06166—Sutures
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/08—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B2017/0495—Reinforcements for suture lines

Definitions

  • Lead-through element for the sealed passage of a thread through a foil for use in negative pressure wound therapy and foil for use in negative pressure wound therapy
  • the present invention relates to a feedthrough element for the sealed passage of a thread through a film for use in negative pressure wound therapy.
  • Another object of the invention is a film for use in negative pressure wound therapy.
  • the invention also relates to a set for use in negative pressure wound therapy, with one or more films for covering a wound area.
  • a further object of the invention is a wound care device with a suction connection for generating a negative pressure in a soft tissue defect.
  • Negative pressure wound therapy is commonly used for open soft tissue defects, such as abdominal wall defects, dorsal wall defects, or soft tissue defects in the hip or limb area.
  • a spongy material is inserted into the soft tissue defect and this is sealed with one or more foils.
  • a negative pressure is generated in the area sealed by the foils and excess liquid is sucked off.
  • Negative pressure wound therapy in the case of an open soft tissue defect supports wound healing, but has the disadvantage that the edges of the soft tissue defect, in particular the edges of the opened fascia, can pull back towards the sides. This makes primary closure of the soft tissue defect more difficult or impossible.
  • WO 2015/155176 A1 and WO 2017/216224 A1 propose arranging the entire device or the parts of this device directly connected to the threads within the vacuum area sealed by the film. However, this is often not possible or desirable. For example, the device cannot be completely removed from the patient without detaching the foil.
  • WO 2017/216224 A1 describes that a sealing element, for example a sealing ring, to which a foil can be attached, is arranged on a solid rod or on a tube of the device. Therefore, when removing the device from the patient, the foil must be detached from the device.
  • a sealing element for example a sealing ring, to which a foil can be attached
  • US 2017/0202 711 A1 discloses a wound dressing with a rigid plate into which a port for passing a needle can be inserted.
  • US 2019/0 192 749 A1 describes a drainage for use in negative pressure wound therapy.
  • the object of the present invention is to enable the sealing of an open soft tissue defect during negative pressure wound therapy with the simultaneous use of a device for reducing the retraction of the edges of the opened fascia such that said device can be removed from the patient without the seal to open.
  • a feed-through element for the sealed passage of a thread through a film for use in negative pressure wound therapy which has a sealing section for airtight sealing between the feed-through element and the thread and a self-adhesive connecting section for connecting the feed-through element to the film.
  • the lead-through element can be connected to a film by means of the self-adhesive connecting section, under which a wound, in particular a soft tissue defect, of a patient is arranged.
  • the sealing section of the lead-through element is designed in such a way that sealing can take place between a thread that is passed through the lead-through element and the lead-through element.
  • the thread can be guided through an opening in the foil, which is sealed by the lead-through element.
  • the lead-through element in particular the sealing section, is preferably designed in such a way that one or more, for example two, threads can be passed through in an airtight manner.
  • Such a configuration makes it possible to bundle one or more threads onto a lead-through element, so that the number of lead-through elements required can be reduced.
  • the sealing section comprises a sealing body, in particular a septum, which can be pierced by a non-piercing needle.
  • a thread attached to a needle can be passed through the sealing body.
  • the pierced sealing body can form a seal with the thread, so that an airtight seal of the vacuum area can be achieved despite the thread being led out of the vacuum area.
  • the sealing body is preferably designed as a sealing disk.
  • the sealing disk can have a surface which is arranged essentially parallel to the surface of an adhesive surface of the self-adhesive connecting section or to the surface of the film.
  • the sealing body preferably has an elastomer, in particular a silicone, or a shape memory polymer, in particular a polyurethane or a block copolymer comprising polyethylene terephthalate (PET) and polyethylene glycol (PEO).
  • PET polyethylene terephthalate
  • PEO polyethylene glycol
  • the elastomer can push back into its original shape and thereby sealingly enclose the thread attached to the needle.
  • the elastomer can be coated with a barrier layer. Due to a high chemical resistance, a barrier layer made of polytetrafluoroethylene (PTFE) has proven particularly advantageous.
  • PTFE polytetrafluoroethylene
  • the sealing section has a flexible, elongate hollow body configured for the passage of the thread, and a closure element for sealing the flexible, elongate hollow body includes opposite the thread.
  • the flexible, elongate hollow body can be gathered so that it forms folds.
  • the flexible, elongate hollow body can then be sealed off from the thread by the closure element, in particular in such a way that the thread is fixed relative to the flexible, elongate hollow body at the location of the closure element.
  • the closure element can move with the thread without the fear of the flexible, elongate hollow body tearing open.
  • the flexible, elongate hollow body can be designed, for example, as a film tube.
  • the closure element is preferably designed in such a way that it can exert pressure in the radial direction on the flexible, elongate hollow body in order to constrict it.
  • the closure element can include a loop or a clip, for example.
  • An elastic ring element is preferably additionally provided, which can be compressed by the pressure of the loop or clip in order to constrict the flexible, elongated hollow body.
  • the closure element can comprise a closure pin and/or a quick-release fastener and/or a rotary fastener and/or a pressure fastener and/or a clip.
  • the connecting section includes a feed-through opening through which the thread can be passed.
  • the connecting section is preferably ring-shaped, so that the thread can be passed through a ring opening.
  • a set for use in negative-pressure wound therapy which has one or more foils for covering a wound area and at least one feed-through element described above for the sealed feed-through of a thread through the foil, also contributes to the solution of the task mentioned at the outset.
  • a further object of the invention is a film for use in negative pressure wound therapy, with a plurality of lead-through areas for the sealed passage of a thread through the film.
  • the lead-through areas of the film are designed in such a way that a thread guided through the lead-through area is sealed.
  • the foil according to the invention it is possible to guide a thread connected to the edge of the fascia from the negative pressure area through the foil to the device for reducing the retraction of the edges of the opened fascia outside the negative pressure area.
  • the negative pressure area can remain sealed even if the device to reduce retraction of the fascial margins is temporarily removed.
  • the lead-through areas are preferably designed in such a way that several, for example two, threads can be passed through in an airtight manner. Such a configuration makes it possible to bundle a plurality of threads onto a lead-through area, so that the number of lead-through areas of the film required can be reduced.
  • the feedthrough areas are each separated from one another by a film area that is flexible.
  • the distance between the lead-through areas can be changed by gathering or tightening a film area.
  • the lead-through areas are arranged spaced apart from one another in at least two straight or curved lines.
  • a film configured in this way is particularly suitable for use with the devices described in WO 2015/155176 A1 and WO 2017/216 224 A1, in which several threads are guided to connection points on the device, which are arranged on at least two straight or curved lines are.
  • the lead-through areas each include a sealing body, in particular a septum, which can be pierced by a non-piercing needle.
  • the lead-through areas each comprise a sealing body, in particular a septum, which can be pierced by a non-piercing needle.
  • a thread attached to a needle can be passed through the sealing body.
  • the pierced sealing body can form a seal with the thread, so that an airtight seal of the vacuum area can be achieved despite the thread being led out of the vacuum area.
  • the sealing body is preferably designed as a sealing disk.
  • the gasket may have a surface that is substantially parallel to the surface of the foil.
  • the sealing body preferably has an elastomer, in particular a silicone. After the needle has been pierced, the elastomer can push back into its original shape and thereby sealingly enclose the thread attached to the needle.
  • the elastomer can be coated with a barrier layer. Due to a high chemical resistance, a barrier layer made of polytetrafluoroethylene (PTFE) has proven particularly advantageous.
  • PTFE polytetrafluoroethylene
  • the sealing bodies of the lead-through areas are arranged on one, in particular common, surface of the film.
  • Such a configuration offers the possibility of initially producing a film without lead-through areas during production and then attaching the sealing bodies to the surface of the film to form the lead-through areas, for example by gluing and sealing, in particular heat sealing.
  • the film comprises a first and a second layer and the sealing bodies of the lead-through areas are arranged between the first and the second layer.
  • the sealing bodies are embedded in the foil and thus have an improved hold. The risk of the sealing body unintentionally detaching from the film can be reduced.
  • the sealing bodies are preferably connected to a surface and/or layer of the film, in particular by a respective adhesive connection, a respective sealed seam or a respective sealed surface.
  • the lead-through areas each comprise a flexible, elongate hollow body configured for the passage of the thread and a closure element for sealing the flexible, elongate hollow body against the thread.
  • the flexible, elongate hollow body can be gathered so that it forms folds.
  • the flexible, elongate hollow body can then be sealed off from the thread by the closure element, in particular in such a way that the thread is fixed relative to the flexible, elongate hollow body at the location of the closure element.
  • the closure element can move with the thread without the fear of the flexible, elongate hollow body tearing open.
  • the flexible one elongate hollow body can be formed, for example, as a film tube.
  • the closure element is preferably designed in such a way that it can exert pressure in the radial direction on the flexible, elongate hollow body in order to constrict it.
  • the closure element can include a loop or a clip, for example.
  • An elastic ring element is preferably additionally provided, which can be compressed by the pressure of the loop or clip in order to constrict the flexible, elongated hollow body.
  • a wound care device with a suction connection for generating negative pressure in a soft tissue defect also contributes to the solution to the task mentioned at the outset, which also has a film described above for use in negative pressure wound therapy or a set described above for use in negative pressure wound therapy.
  • this comprises a device for reducing the retraction of the edges of an opened fascia of a patient with an open soft tissue defect, the device comprising a connection element which has a large number of connection points which are set up for the connection of threads which can be connected to an edge of the fascia, with at least one thread being passed through a lead-through element of the set or through a lead-through area of the film.
  • the films described above are preferably gas-impermeable.
  • the films are preferably transparent.
  • the films are preferably designed as polymer films.
  • the foils can be self-adhesive or non-self-adhesive.
  • the device for reducing the retraction of the edges of the opened fascia can be used with threads which are in the form of textile threads.
  • such threads can also be used which are formed from an elastomer, are designed as a vessel loop or as a wire.
  • the thread can be connected indirectly to the fascia, for example via a further tensile force transmission element, such as a mesh sewn into the fascia.
  • FIG. 1 shows an opened abdomen during the implementation of negative pressure wound therapy with a device for reducing facial retraction in a sectional view.
  • FIG. 2 shows a film according to a first exemplary embodiment of the invention in a plan view.
  • FIG. 3 shows the film according to FIG. 2 in a sectional view.
  • FIG. 4 shows a film according to a second exemplary embodiment of the invention in a sectional view.
  • FIGS. 5a and 5b show examples of the processes involved in guiding a thread through a sealing area of a film according to the invention.
  • FIG. 6 shows a sectional view of a film with feedthrough areas according to a third exemplary embodiment of the invention.
  • FIG. 7 shows a leadthrough element according to a first exemplary embodiment of the invention in a perspective representation in an insertion state.
  • FIG. 8 shows the feedthrough element according to FIG. 7 in a sealed state.
  • FIG. 9 shows a leadthrough element according to a second exemplary embodiment of the invention in a sectional illustration.
  • FIG. 1 A transverse section through an opened human abdomen of a patient 100 is shown in FIG. 1 .
  • the abdominal wall essentially consists of the skin 103 and the abdominal muscle 105 lying under the skin 103, as well as the fascia 104.
  • Subcutaneous tissue is arranged between the skin 103 and the abdominal muscle 105.
  • the fascia 104 are of great importance for the stability of the abdominal wall.
  • the fascia 104 envelops the abdominal muscle 105 and lies on the side of the skin 103 facing the abdominal cavity 101.
  • an abdominal compartment syndrome it may be necessary to reduce the pressure by opening the abdominal wall of the patient 100 and excess gases and / or liquids through surgical measures created soft tissue defect, here an abdominal wall opening 102 , to be removed from the abdomen 101 .
  • abdominal wall opening 102 an abdominal wall opening 102
  • internal organs for example the intestine 106, can protrude through the opening 102 in the abdominal wall.
  • the abdominal wall opening 102 is temporarily sealed and at the same time negative pressure wound therapy is carried out.
  • the abdominal cavity 101 is covered, for example, by one or more sponges 108 arranged below the abdominal wall.
  • the opening 102 in the abdominal wall is sealed with a gas-impermeable film 1 .
  • the sponge or sponges 108 are connected to a vacuum pump via a suction connection 110 .
  • a negative pressure is applied via the vacuum pump so that unwanted liquids and/or gases can be removed from the abdominal cavity 101 through the suction connection 110 .
  • This negative pressure wound therapy is usually carried out over a period of a few days up to several weeks.
  • a wound care device which, in addition to the suction connection 110, includes a device 111 for reducing the retraction of the fascia 104.
  • the device 111 for reducing the retraction of the edges 107 of the opened fascia 104 of the patient 100 comprises at least one attachment element 112 which has a large number of attachment points which are set up for attachment of threads 8 which can be connected to an edge 107 of the fascia 104 .
  • the threads 8 can be connected either directly to the fascia edge 107 or to the fascia edge 107 by means of a net 116 sewn onto the fascia edge 107 .
  • a film 1 according to the invention or a set according to the invention comprising a film and at least one lead-through element can be used.
  • Suitable foils 1 will be discussed below in connection with the illustrations in FIGS. Lead-through elements for sets according to the invention are explained in connection with the illustrations in FIGS.
  • a passage area 2 is provided, through which the threads 8 are guided in a sealed manner.
  • the set according to the invention includes corresponding lead-through elements 2' for the sealed lead-through of the threads 8 through the film 1.
  • FIG. 2 shows a film 1 that is suitable for use in negative pressure wound therapy.
  • the foil 1 according to the exemplary embodiment can be placed on a soft tissue defect to seal it and connected to the skin 103 of the patient 100 by suitable adhesive means, for example adhesive strips.
  • suitable adhesive means for example adhesive strips.
  • the film 1 can be self-adhesive.
  • the film 1 according to the exemplary embodiment comprises a plurality of lead-through areas 2 for the sealed passage of a thread 8 through the film 1. These lead-through areas 2 are arranged at a distance from one another in two straight lines. This facilitates use together with the device 111 shown in FIG. 1 , which comprises two attachment elements 112 from which a plurality of threads 8 are connected to the fascial edges 107 of the patient 100 .
  • FIG. 3 shows the film according to FIG. 2 in a sectional view.
  • the lead-through areas 2 each include a sealing body 4, in particular a septum, which can be pierced by a non-piercing needle.
  • the Sealing bodies 4 are each designed as a sealing disk and comprise an elastomer, preferably a silicone.
  • the sealing bodies 4 are firmly connected to the layer 5 on the surface of the film 1, for example by an adhesive bond or a sealed seam or sealed surface.
  • the film 1 is flexible in the film areas 3 between the lead-through areas 2, so that the film can form folds here, for example in order to reduce the distance between the lead-through areas. In this respect, the distance between the lead-through areas 2 can be adapted to the distance between the threads 8 .
  • FIG. 4 shows a sectional view of a film 1 according to a second exemplary embodiment of the invention.
  • This film essentially corresponds to the film 1 according to FIG. 3 with the difference that the film 1 according to the second exemplary embodiment comprises a first layer 5 and a second layer 6 and the sealing bodies 4 of the lead-through regions 2 between the first layer 5 and the second layer 6 are arranged.
  • the sealing bodies 4 are connected both to the first layer 5 and to the second layer 6, for example by means of an adhesive connection or a sealed seam or sealed surface.
  • FIGS. 5a and 5b illustrate how a thread 8 can be passed through one of the sealing bodies 4 of the sealing regions 2.
  • the thread 8 is connected to a non-punching needle 7 .
  • This needle 7 creates a feed-through opening in the sealing body 4, which is widened by the needle 7, see FIG.
  • the thread 8 is pulled through the widened feed-through opening.
  • the material of the sealing body 4 pushes back in the direction of the thread and seals it off from the thread, see FIG.
  • FIG. 6 shows a further exemplary embodiment of a film according to the invention with a plurality of feedthrough regions 2. These can be arranged, for example, as shown in FIG.
  • the lead-through areas 2 each comprise a flexible, elongated hollow body 9 configured to lead through the thread 8 and a closure element 10 for sealing the flexible, elongated hollow body with respect to the thread.
  • the hollow body 9 is preferably a film tube. Such a film tube can be compressed by the closure element 10 in order to create a seal against a thread guided through the film tube.
  • 7 and 8 show a separate lead-through element 2' which can be used in a set according to the invention together with a foil for negative pressure wound therapy.
  • the hollow body 9 is preferably a film tube.
  • a film tube can—as shown in FIG. 8—be compressed by the closure element 10 in order to create a seal against a thread 8 guided through the film tube.
  • a further component of the lead-through element 2' is a self-adhesive connecting section 11 for connecting the lead-through element 2' to the film 1.
  • the connecting section 11 is preferably formed in one piece with the flexible, elongated hollow body 9.
  • the connecting section 11 includes a—here ring-shaped—through-opening through which the thread 8 can be passed.
  • the lead-through element 2' can be provided separately and attached to a foil by a user, for example a surgeon.
  • the lead-through element 2' it is possible for the lead-through element 2' to be provided, preferably attached to a film together with further lead-through elements 2', as is shown in FIG. 2, for example.
  • this lead-through element 2' comprises a sealing section 12 with a sealing body 4, which can be pierced by a non-piercing needle 7.
  • a connecting section 11 is provided on an underside of the sealing section, which is designed to be self-adhesive and enables the lead-through element 2' to be connected to a film 1.
  • the films 1 identified in the figures described above can alternatively be part of a set which includes separate lead-through elements 2'. These separate implementation elements 2 'can be connected to the film 1 to the to allow sealed implementation of the threads 8 during negative pressure wound therapy.
  • the lead-through elements 2' it is possible to guide a thread 8 connected to the edge of the fascia from the vacuum area through the film 1 to the device for reducing the retraction of the edges of the opened fascia outside the vacuum area.
  • the negative pressure area can remain sealed even if the device 111 for reducing the retraction of the fascial margins 107 is temporarily removed by detaching the end of the respective suture 8 connected to the device 111 from the device 111.
  • the respective thread 8 can remain in the lead-through element 2'.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
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  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Vascular Medicine (AREA)
  • Surgical Instruments (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

La présente invention concerne un élément de passage (2') destiné à faire passer de manière étanche un fil (8) à travers un film (1) à utiliser dans le cadre un traitement de plaies par pression négative, ledit élément de passage comportant une partie d'étanchéité (12) destinée à assurer une étanchéité à l'air entre l'élément de passage (2') et le fil (8), et une partie de liaison (11) destinée à relier l'élément de passage (2') au film (1). L'invention concerne en outre un film (1) s'utilisant dans le cadre d'un traitement de plaies par pression négative, ledit film comprenant plusieurs zones de passage (2) pour assurer un passage étanche à l'air d'un fil (8) à travers le film (1).
PCT/EP2021/077501 2020-10-08 2021-10-06 Élément de passage pour faire passer de manière étanche un fil à travers un film à utiliser dans le cadre d'un traitement de plaies par pression négative et film à utiliser lors d'un traitement de plaies par pression négative WO2022074032A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020212711.5 2020-10-08
DE102020212711.5A DE102020212711A1 (de) 2020-10-08 2020-10-08 Durchführungselement zur abgedichteten Durchführung eines Fadens durch eine Folie zur Verwendung bei einer Unterdruck-Wundtherapie sowie Folie zur Anwendung bei einer Unterdruck-Wundtherapie

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WO2022074032A1 true WO2022074032A1 (fr) 2022-04-14

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WO (1) WO2022074032A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
DE102022121046A1 (de) 2022-08-19 2024-02-22 Zaczek Medizintechnik UG (haftungsbeschränkt) Vorrichtung zur Verminderung der Retraktion der Ränder und/oder zur Dehnung der Ränder einer geöffneten Gewebestruktur

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WO2015155176A1 (fr) 2014-04-10 2015-10-15 Lill Gereon Dispositif de réduction de la rétraction d'une aponévrose ou d'une enveloppe de parties molles en cas de défaut d'ouverture de parties molles
US20170202711A1 (en) 2016-01-19 2017-07-20 Andrei Cernasov Wound treatment system and method
WO2017216224A1 (fr) 2016-06-14 2017-12-21 Fasciotens Gmbh Dispositif pour diminuer la rétraction d'un fascia ou d'une enveloppe de tissu mou lors d'un défaut ouvert d'un tissu mou
CN109620327A (zh) * 2018-12-29 2019-04-16 李皓峰 扣式皮肤牵张器及皮肤牵张方法
US20190192749A1 (en) 2011-08-31 2019-06-27 Kci Licensing, Inc. Reduced-Pressure Treatment And Debridement Systems And Methods

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Publication number Priority date Publication date Assignee Title
US20110196420A1 (en) * 2010-02-08 2011-08-11 Tyco Healthcare Group Lp Vacuum Patch For Rapid Wound Closure
US20190192749A1 (en) 2011-08-31 2019-06-27 Kci Licensing, Inc. Reduced-Pressure Treatment And Debridement Systems And Methods
US20150112311A1 (en) * 2012-05-22 2015-04-23 Smith & Nephew Plc Wound closure device
WO2015155176A1 (fr) 2014-04-10 2015-10-15 Lill Gereon Dispositif de réduction de la rétraction d'une aponévrose ou d'une enveloppe de parties molles en cas de défaut d'ouverture de parties molles
US20170202711A1 (en) 2016-01-19 2017-07-20 Andrei Cernasov Wound treatment system and method
WO2017216224A1 (fr) 2016-06-14 2017-12-21 Fasciotens Gmbh Dispositif pour diminuer la rétraction d'un fascia ou d'une enveloppe de tissu mou lors d'un défaut ouvert d'un tissu mou
CN109620327A (zh) * 2018-12-29 2019-04-16 李皓峰 扣式皮肤牵张器及皮肤牵张方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022121046A1 (de) 2022-08-19 2024-02-22 Zaczek Medizintechnik UG (haftungsbeschränkt) Vorrichtung zur Verminderung der Retraktion der Ränder und/oder zur Dehnung der Ränder einer geöffneten Gewebestruktur
WO2024037996A1 (fr) 2022-08-19 2024-02-22 Zaczek Medizintechnik Ug Dispositif pour réduire la rétraction des bords et/ou pour étirer les bords d'une structure de tissus ouverts

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