EP2152345A1 - Procédé et appareil pour lisser le ballon d'un catheter à ballon - Google Patents

Procédé et appareil pour lisser le ballon d'un catheter à ballon

Info

Publication number
EP2152345A1
EP2152345A1 EP08749286A EP08749286A EP2152345A1 EP 2152345 A1 EP2152345 A1 EP 2152345A1 EP 08749286 A EP08749286 A EP 08749286A EP 08749286 A EP08749286 A EP 08749286A EP 2152345 A1 EP2152345 A1 EP 2152345A1
Authority
EP
European Patent Office
Prior art keywords
balloon
sleeve
mold sleeve
tempered
cavity
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.)
Withdrawn
Application number
EP08749286A
Other languages
German (de)
English (en)
Inventor
Holger Anhalt
Jan Girnus
Jacque Mampembe
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.)
Berlex AG
Original Assignee
Berlex 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
Priority claimed from DE102007021116A external-priority patent/DE102007021116A1/de
Priority claimed from DE200710021117 external-priority patent/DE102007021117A1/de
Application filed by Berlex AG filed Critical Berlex AG
Publication of EP2152345A1 publication Critical patent/EP2152345A1/fr
Withdrawn legal-status Critical Current

Links

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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1002—Balloon catheters characterised by balloon shape
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1027—Making of balloon catheters
    • A61M25/1038—Wrapping or folding devices for use with balloon catheters
    • 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
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
    • A61F2/958—Inflatable balloons for placing stents or stent-grafts
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1002—Balloon catheters characterised by balloon shape
    • A61M2025/1004—Balloons with folds, e.g. folded or multifolded
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1027—Making of balloon catheters
    • A61M25/1029—Production methods of the balloon members, e.g. blow-moulding, extruding, deposition or by wrapping a plurality of layers of balloon material around a mandril
    • A61M2025/1031—Surface processing of balloon members, e.g. coating or deposition; Mounting additional parts onto the balloon member's surface

Definitions

  • the invention relates to a method for producing a balloon catheter.
  • European Patent EP 0891 2001 B1 discloses a method of manufacturing a balloon catheter, wherein the balloon of the balloon catheter has different coefficients of friction.
  • European Patent EP 0 730 879 B1 discloses a method of manufacturing a balloon catheter, wherein the balloon is manufactured so that it can be folded particularly small.
  • a disadvantage of the known production method is that the subsequent folding of the balloon is very complex and also the folding of the balloon can not be done exactly, that is with non-accurate folding edges.
  • the object is achieved with a method for producing a balloon of a balloon catheter, wherein the balloon is smoothed.
  • the smoothing of the balloon subsequent folding is advantageously simplified, since no creasing of the balloon during the folding disturbs.
  • a smoothed balloon can be folded much more accurately because the fold edges are not affected by creases.
  • a smoothing of the balloon for a later proper treatment of new patients is important.
  • the aforementioned patent application is hereby incorporated by reference and forms part of the disclosure.
  • inventive method according to the main claim and the embodiments according to the subclaims are thus applicable both for new, not yet used balloon catheter, as well as for already used balloon catheter.
  • folding of the balloon please refer to the application with the internal file number PY0012, filed on 03. May 2007, at the German Patent and Trademark Office.
  • the patent application is hereby incorporated by reference and forms part of the disclosure.
  • Crinkling should be understood to mean all kinks and / or wrinkles in the balloon material that have entered the balloon, for example, through the manufacturing process, but also through a previous use of the balloon catheter and / or during a treatment process.
  • kinks or wrinkles occur during the manufacture of the balloon by the machines used.
  • An already-used balloon may have as wrinkles, for example, imprints of a stent or a vessel wall or have received creases during cleaning or during a treatment process.
  • the balloon is smoothed by an ironing process and / or a pressing operation and / or by a steaming process.
  • the balloon is preferably inflated to a specified diameter.
  • a tempered, smooth surface then glides along the balloon, which can be advantageous to smooth creases.
  • the tempered, smooth surface can also drive on the non-inflated balloon along and smooth the creases.
  • the balloon is preferably heated by steam and expanded at a minimum over a fixed diameter. The warming of the balloon material and the slight overstretching of the balloon will smooth creases.
  • the fixed diameter of a balloon is the diameter of the balloon at a predetermined overpressure acting on it.
  • the specified diameter is dependent on the size of the balloon, wherein the balloon depending on the application area may have different specified diameter.
  • a fixed overpressure intended to act on the balloon and / or a fixed diameter of the balloon is specified by the manufacturer of the balloon catheter.
  • the balloon can be widened beyond the specified diameter, without the balloon is damaged here.
  • the balloon for example, slightly below or widened over or even to a nominal diameter. All three variants are possible without damaging the balloon. Which of the variant is to be chosen for the balloon is essentially dependent on the method for smoothing the balloon. However, each of the three variants may be referred to as the fixed diameter of the balloon.
  • the balloon is introduced into a tempered molded sleeve.
  • the tempered mold sleeve is preferably slightly smaller than or equal to the fixed diameter of the inflated balloon.
  • the tempered mold sleeve is preferably heated. It is understood that other parts than the balloon of the balloon catheter are introduced into the tempered mold sleeve, since the balloon is substantially fixed and not reversibly connected to the balloon catheter. It should still be spoken in the further only of the balloon.
  • the balloon is inflated or expanded within the tempered mold sleeve at least to the specified diameter.
  • the balloon surface is pressed against the inside of the tempered mold sleeve.
  • the fixed diameter of the balloon is selected so that at least partial areas of the balloon surface are pressed against the tempered shaped sleeve.
  • the predetermined diameter of the balloon is particularly preferably chosen so that essentially the entire balloon surface presses against the tempered shaped sleeve.
  • the expansion of the balloon to the specified diameter can be done with gas and / or liquid, which is spoken in both cases of inflation of the balloon.
  • the tempered mold sleeve preferably has very smooth inner surfaces without material elevations or depressions.
  • the balloon surface is pressed and heated in the pressing process against the smooth inner surfaces of the tempered mold sleeve.
  • the temperature-controlled molded sleeve preferably has a temperature that is matched to the balloon material. Further preferably, the balloon is a defined Time pressed against the tempered mold sleeve, the defined time is dependent on the balloon material. The temperature used for the pressing process and / or the defined time may for example be noted by the manufacturer of the balloon on the balloon catheter.
  • the inflated balloon is moved within the tempered mold sleeve about its longitudinal axis and / or in the direction of the longitudinal axis.
  • the longitudinal axis of the balloon is defined as an axis through the main plane of extension of the balloon.
  • the balloon is pushed forward and / or back in the temperature-controlled molded sleeve.
  • both movements can be done substantially simultaneously.
  • the movement of the balloon within the tempered mold sleeve ensures that substantially all areas of the balloon surface are pressed against the tempered mold sleeve and thus smoothed, even if the fixed diameter of the balloon is smaller than the diameter of the tempered mold sleeve. It goes without saying that the balloon can also be smoothed without movement in the temperature-controlled molded sleeve and also without movement of the tempered shaped sleeve.
  • Another object of the invention is the use of a device for smoothing a balloon of a balloon catheter, wherein the device has a tempered mold sleeve.
  • Devices with tempered form sleeves are known.
  • Fortimedix offers a device with tempered sleeves to create a positive connection with a crimped stent.
  • using this device to smooth the balloon is new.
  • a device for smoothing a balloon are, for example, to provide tempered depressions, the temperature of the depressions advantageously being controllable by a regulator.
  • the recesses may have different diameters, so that different types of balloons with different diameters can be smoothed therein.
  • the tempered mold sleeve has a diameter which is only slightly smaller than or equal to the fixed diameter of the inflated balloon.
  • the balloon is inflated to at least the predetermined diameter or loaded with the specified pressure and pressed against the tempered mold sleeve, thereby smoothing the creases in the balloon surface.
  • the temperature and / or the size of the temperature-controlled molded sleeve is preferably set as a function of the balloon to be smoothed.
  • the tempered mold sleeve can be reduced or enlarged and thus adapted to the specified diameter of different balloon types.
  • the temperature of the tempered mold sleeve can be adjusted so that, although an optimal smoothing of the balloon surface takes place, the balloon surface is not damaged by heat.
  • the entire tempered mold sleeve or only the inside of the tempered mold sleeve for the application for smoothing the balloon is particularly smooth and / or particularly thermally conductive and / or the tempered mold sleeve has a high biocompatibility. Due to the good thermal conductivity, the heat of the tempered molded sleeve can be transferred particularly efficiently to the balloon material. Due to the high biocompatibility, the biocompatibility of the balloon is advantageously not reduced, as a result of which it can also be used after treatment for smoothing on a living being.
  • the balloon during the smoothing within the tempered mold sleeve is arranged to be movable and / or the tempered mold sleeve moves around the balloon. It is conceivable, for example, that in the device both the tempered mold sleeve and the balloon can move in the tempered mold sleeve.
  • the balloon can be pushed forward and / or backward within the tempered mold sleeve along its longitudinal direction, and the tempered mold sleeve rotates about the longitudinal axis of the balloon.
  • Another object of the invention is a balloon catheter, wherein the balloon of the balloon catheter has been smoothed by the described method.
  • the balloon catheter may be a new unused balloon catheter or a balloon catheter already in use.
  • the balloon catheter already used has preferably already been used in the treatment of a first patient and is prepared by a treatment method for use on a second patient.
  • the smoothing described may be part of the treatment process. With both a new and a previously used balloon catheter, the smoothing of the balloon allows the balloon to be folded more accurately, thereby improving dilatation of the balloon and also the attachment of a stent to the balloon.
  • the balloon of the balloon catheter is folded and has a crimped stent.
  • a balloon catheter with stent is used for stent implantation.
  • the balloon may not have a stent.
  • the arrangement of the folds of the balloon is preferably fixed by a first sleeve and a second sleeve. Embodiments of the first and the second sleeve are described in the application with the file reference DE 10 2007 021 117.3, filed on 03 May 2007. The patent application is hereby incorporated by reference and forms part of the disclosure.
  • Another object of the invention is a method for preparing a balloon for treatment on a living being.
  • the balloon is smoothed and folded according to the method described.
  • the folding of the smoothed balloon or the arrangement of the folds is then fixed.
  • a stent and / or sleeves are applied to the smoothed and folded balloon.
  • the folding of the balloon is advantageously fixed in such a way that an undesired dilatation and / or a change in the arrangement of the folds of the balloon is prevented.
  • Another object of the present invention is a method for folding a balloon of a balloon catheter.
  • the balloon is introduced into a cavity of a folded form and expanded by an overpressure until it is in the essentially completely in contact with the inner walls of the cavity.
  • the balloon assumes the geometry of the cavity.
  • the cavity may for example be formed in a polygonal shape such as a triangle.
  • the balloon is thus expanded in a triangular shape and assumes this triangular shape itself.
  • star-shaped cavities or prisms are also possible as polygonal shapes.
  • the cavity must preferably be shaped such that at least two of the side walls of the cavity form peaks.
  • At least two of the side walls form a tapered shape, wherein the meeting point of the two side walls can also be designed round or rounded.
  • a tapered ellipse is therefore also a cavity with peaks such as a triangle or a star.
  • at least one of the side walls forming the cavity has a different dimension than the other side walls.
  • one of the side walls may be longer than the other side walls of the cavity.
  • the overpressure acting on the balloon is removed or a vacuum is applied to the balloon.
  • the balloon collapses in a predetermined and reproducible manner, collapsing causing balloons to fold.
  • the arrangement of the folds depends on the shape of the cavity. FIGS. 5 and 6 illustrate this relationship.
  • the folding form can preferably be adapted to different types of balloon, wherein the size of the cavity is changed, for example, by pushing the folding form together.
  • the folding form is formed from a plurality of individual parts, for example, only the individual parts which form the cavity must be replaced for adaptation to different balloon types.
  • a sleeve preferably a split sleeve, which consists of a first and a second sleeve, pushed over the folded balloon manually and / or mechanically.
  • the first sleeve fixes the folds of the balloon in a first portion of the balloon.
  • the first portion is the area of the balloon over which the first sleeve lies.
  • the first sleeve is displaced on the balloon with or without a slight twist so that the folds previously manually or mechanically laid around the balloon axis are fixed by the first sleeves.
  • the folds of the balloon are not changed substantially.
  • a wrinkling of the wrinkles is thus not available.
  • a manual and / or machine laying or winding the wrinkles can also be done during the attachment of the first sleeve on the balloon.
  • a second sleeve is pushed over the folded balloon, wherein the second sleeve fixes the folds of the balloon in a second portion of the balloon.
  • the second portion is the area of the balloon over which the second sleeve lies.
  • first sleeve and the second sleeve are attached after being attached to the balloon.
  • the connection is preferably positive and / or non-positive and / or cohesive.
  • Another object of the present invention is a folding mold with cavity for folding the balloon in the process according to the invention.
  • the folding form is designed so that a balloon after the generation of a negative pressure or after the release of an overpressure coincides substantially reproducible.
  • the cavity must be shaped such that at least two of the interior walls of the cavity form peaks.
  • at least one inner wall of the cavity may be longer or shorter than the other inner walls of the cavity.
  • the angle between two inner walls of the cavity can be selected so that different, selected areas of the balloon surface meet on collapse and thus form a fold.
  • the configuration of the cavity reference should be made to the folding method and cavity folding method, the folding form used being preferably that described above.
  • the folding form becomes an uncontrolled, arbitrary and not thus avoidable reproducible collapse of the balloon.
  • the folding form can be produced for example by molding.
  • a hollow tube with outer notches is used as a folded form.
  • a block having a milled geometric figure, and a plate as a lid another example of the design of a folding form.
  • the block is preferably made of a metal or plastic or a combination of metal and / or plastic.
  • the block may consist of aluminum or comprise aluminum as a component.
  • the block may preferably consist of a single part or of a plurality of parts.
  • the last two variants of the folding forms as a block or as a hollow tube are particularly uncomplicated and fast to produce.
  • the balloon of the balloon catheter is smoothed prior to folding and the fixation of the wrinkles.
  • smoothing of the balloon reference is made to the above.
  • the balloon catheter according to the invention is used together with a stent for placement of the stent in a hollow organ.
  • the first sleeve and the second sleeve fix the folds of the balloon until a stent is mounted on the balloon.
  • the balloon catheter without a stent is used for insertion into a hollow organ and for dilating the hollow organ of a living being, wherein the first sleeve and the second sleeve fix the convolution and the winding of the balloon and are removed shortly before the insertion of the balloon catheter into the hollow organ.
  • the use of the folding form results in a particularly accurate folding of the balloon, so that the folds of the balloon can be placed very closely around the longitudinal axis of the balloon.
  • the cross section of the folded balloon is advantageously small.
  • the introduction of such a balloon catheter, for example in a blood vessel, is thereby facilitated substantially by the small cross-section of the folded balloon.
  • the shift-fixed attachment and attachment of a stent on a precisely folded balloon easier than a balloon with crumpling.
  • FIG. 1 schematically illustrates a temperature-controlled molded sleeve.
  • Figure 2 shows schematically the tempered mold sleeve and a balloon in plan view.
  • Figure 3 shows schematically the tempered mold sleeve with balloon in a side view.
  • FIG. 4 schematically illustrates a possible embodiment of a device for smoothing the balloon.
  • FIG. 5 schematically illustrates an embodiment of a folding form.
  • FIG. 6 schematically illustrates another embodiment of the folding form.
  • FIG. 1 schematically shows a temperature-controlled molded sleeve 2.
  • the tempered mold sleeve 2 in this case has an inner diameter 5.
  • the inner diameter 5 is slightly smaller than or equal to a fixed diameter 6 (outer diameter) of a balloon 1.
  • the length of the tempered mold sleeve 2 at least equal to the length of the balloon 1.
  • the reference numeral 3, the inside of the tempered mold sleeve 2 is designated.
  • the tempered mold sleeve 2 is in a first device for producing a positive connection between a balloon and a crimped Stent.
  • the first device has a plurality of tempered mold sleeves 2, so that a plurality of balloons 1 can be smoothed within the tempered mold sleeves 2.
  • the temperature-controlled mold sleeve 2 is preferably made variable in its diameter 5 and / or in its length and / or its temperature. Due to the variable design of the tempered mold sleeve 2, the tempered mold sleeve 2 can be used for different types of balloons. For example, with different types of balloons, the balloon material and / or the fixed diameter 6 of two balloons 1 differ from each other.
  • FIG. 2 schematically shows the temperature-controlled molded sleeve 2 with a balloon 1 located within the tempered molded sleeve 2 in a plan view.
  • the balloon 1 is preferably the balloon 1 of a balloon catheter.
  • the balloon 1 is expanded within the temperature-controlled molded sleeve 2 to a fixed diameter 6, so that the balloon 1 presses against the inner sides 3 of the temperature-controlled molded sleeve 2.
  • the outside of the tempered mold sleeve 2 is shown for orientation with dashed lines.
  • FIG. 3 shows a schematic side view of the temperature-controlled molded sleeve 2 with a balloon 1 located inside the temperature-controlled molded sleeve 2.
  • the balloon 1 is essentially completely enclosed by the temperature-controlled molded sleeve 2.
  • the balloon 1 expanded in the specified diameter 6, is shown schematically in dashed lines in the lower part of Figure 3.
  • the balloon 1 can move within the tempered sleeve 2 in the direction of its longitudinal axis 4 or rotate about the longitudinal axis 4, as indicated by the round arrow.
  • the tempered mold sleeve 2 can be moved within the first device, wherein the tempered mold sleeve 2 can be moved in the direction of the longitudinal axis 4 or about the longitudinal axis 4 of the balloon.
  • FIG. 4 schematically illustrates an embodiment of a second device 7 for smoothing the balloon, wherein a plurality of temperature-controlled forming sleeves 2 are provided within the second device 7.
  • the second device 7 differentiates In this case, for example, in the temperature of the tempered sleeves 2 of the first device for generating a positive connection between a balloon and a crimped stent.
  • the tempered form sleeves 2 are preferably heated in the second device 7 by heating elements 8, wherein a controller 9 determines the temperature of the tempered mold sleeve 2 and controls.
  • the heating elements 8 are preferably heating spirals, wherein the heating spirals preferably extend around the tempered form sleeves 2 around.
  • a heating of the entire second device 7 by a heating element or a plurality of heating elements is possible.
  • the tempered mold sleeves 2 were produced by depressions in a metal block.
  • the wells may also be provided in a heat-resistant plastic block, so that in this way the temperature-controlled forming sleeves 2 are formed in a plastic block.
  • the temperature of the temperature-controlled forming sleeves 2 can also be adjusted via the regulator 9 and thus the device 7 can be adapted to different balloon types.
  • FIG. 5 schematically shows a folding form 6 with a cavity 7.
  • the balloon 1 is introduced into the cavity 7 and inflated by an overpressure, for example.
  • a liquid introduced into the balloon 1 can also be used to widen the balloon 1.
  • the balloon 1 is preferably inflated or expanded until it presses with its balloon surface against inner walls 8 of the cavity 7.
  • the balloon 1 thus assumes the shape of the cavity 7 in the inflated state.
  • the cavity 7 has the shape of a triangle with unequal side lengths.
  • the pressure is removed from the balloon 1 or a negative pressure applied to the balloon 1, the balloon 1 collapses reproducibly.
  • the balloon 1 is folded, as shown in the lower part of Figure 4.
  • the folds 2 of the balloon 1 are dependent on the shape of the cavity 7, as illustrated by a comparison of the folds 2 in Figures 4 and 5.
  • the cavity 7 has a star shape with four points.
  • the balloon 1 After the collapse of the balloon 1, the balloon 1 also has a star shape with four points, as shown in the lower part of Figure 5.
  • the star shape is formed by the folds 2, wherein the folds 2 as the arrow A represents about the axis of the balloon 1 can be wound or placed.
  • the Folding of the balloon 1 in the folded form 6 need not interfere with any elements in the inflated balloon 1, so that there is no risk of damage to the balloon 1 in this case.
  • cavities 7 with round tips as possible embodiments are conceivable.
  • the corners of the cavities 7 shown in FIGS. 4 and 5 may be rounded, or a tapered ellipse may be used as the cavity 7. In the latter case, the tapering side walls or inner walls 8 of the ellipse form the tips of the cavity 7.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

L'invention concerne un procédé de production d'un cathéter à ballon, selon lequel le ballon est lissé. L'invention concerne également l'utilisation d'un appareil (2) destiné à lisser un ballon (1) ainsi qu'un cathéter à ballon comprenant ledit ballon lissé.
EP08749286A 2007-05-03 2008-04-30 Procédé et appareil pour lisser le ballon d'un catheter à ballon Withdrawn EP2152345A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102007021116A DE102007021116A1 (de) 2007-05-03 2007-05-03 Verfahren und Gerät zur Glättung eines Ballons eines Ballonkatheters
DE200710021117 DE102007021117A1 (de) 2007-05-03 2007-05-03 Ballonkatheter mit zweigeteilter Hülse und Verfahren zur Faltung des Ballonkatheters mit Faltform
PCT/EP2008/003539 WO2008135234A1 (fr) 2007-05-03 2008-04-30 Procédé et appareil pour lisser le ballon d'un catheter à ballon

Publications (1)

Publication Number Publication Date
EP2152345A1 true EP2152345A1 (fr) 2010-02-17

Family

ID=39717585

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08749286A Withdrawn EP2152345A1 (fr) 2007-05-03 2008-04-30 Procédé et appareil pour lisser le ballon d'un catheter à ballon

Country Status (2)

Country Link
EP (1) EP2152345A1 (fr)
WO (1) WO2008135234A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109248371B (zh) * 2018-09-20 2023-10-20 郑州必特奥医疗科技有限公司 一种新型球囊成型设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137512A (en) * 1989-03-17 1992-08-11 Scimed Life Systems, Inc. Multisegment balloon protector for dilatation catheter
US5037392A (en) * 1989-06-06 1991-08-06 Cordis Corporation Stent-implanting balloon assembly
US5163989A (en) * 1990-08-27 1992-11-17 Advanced Cardiovascular Systems, Inc. Method for forming a balloon mold and the use of such mold
US5456666A (en) * 1994-04-26 1995-10-10 Boston Scientific Corp Medical balloon folding into predetermined shapes and method
US5584852A (en) * 1995-04-14 1996-12-17 Parkola; Walter R. Guided locking balloon protector
US5871468A (en) * 1996-04-24 1999-02-16 Medtronic, Inc. Medical catheter with a high pressure/low compliant balloon

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2008135234A1 *

Also Published As

Publication number Publication date
WO2008135234A1 (fr) 2008-11-13

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