WO2019017461A1 - Porte-cathéter - Google Patents

Porte-cathéter Download PDF

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Publication number
WO2019017461A1
WO2019017461A1 PCT/JP2018/027194 JP2018027194W WO2019017461A1 WO 2019017461 A1 WO2019017461 A1 WO 2019017461A1 JP 2018027194 W JP2018027194 W JP 2018027194W WO 2019017461 A1 WO2019017461 A1 WO 2019017461A1
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WO
WIPO (PCT)
Prior art keywords
catheter
holding
holder
accessory
holding member
Prior art date
Application number
PCT/JP2018/027194
Other languages
English (en)
Japanese (ja)
Inventor
拓也 宇野
雄紀 坂口
泰徳 山下
圭一郎 山本
ギブラン スンタヌ ロディヤン
由希子 佐藤
Original Assignee
テルモ株式会社
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 テルモ株式会社 filed Critical テルモ株式会社
Priority to JP2019530605A priority Critical patent/JP7138635B2/ja
Priority to CN201880048080.4A priority patent/CN110958900B/zh
Publication of WO2019017461A1 publication Critical patent/WO2019017461A1/fr

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    • 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

Definitions

  • the present invention relates to a catheter holder.
  • a long medical device such as a catheter is accommodated in a predetermined container in order to facilitate handling and to protect the device at the time of transportation or at the preparation stage before use.
  • the catheter is stored and transported in a predetermined form (rolled state) by using, for example, a holder tube as described in Patent Document 1 below and a catheter holder attachable to the holder tube. .
  • Some catheters include a long and flexible tubular portion (such as a shaft or a sheath) and a relatively hard portion such as a connector or a hub (a portion to be held).
  • a catheter for example, there is an imaging diagnostic catheter such as an IVUS catheter.
  • An operator such as a doctor observes a lesioned part using an imaging diagnostic catheter when treating or dilating a lesioned part such as a narrowed part.
  • the operator After observing the lesion area, the operator temporarily removes the diagnostic imaging catheter from the living body lumen and performs a treatment to dilate the lesion area using a balloon catheter.
  • the operator After expanding the lesion, the operator reinserts the diagnostic imaging catheter into the living body lumen in order to confirm the condition of the lesion.
  • the operator may perform a treatment (post-expansion) in which the narrowed portion is re-expanded with a balloon catheter after removing the diagnostic imaging catheter from the living body lumen, depending on the state of the lesion after expansion.
  • the diagnostic imaging catheter maintains the connection with the external drive device such as the MDU while the procedure is performed in the above-described procedure.
  • the diagnostic imaging catheter is suspended (for example, while a treatment with a balloon catheter or the like is being performed), it is temporarily stored using a holder tube used at the time of product transportation or the like. Be done.
  • the catheter holder is disposed between the holder tube and the external driving device, when the diagnostic imaging catheter is inserted into or removed from the holder tube, or when the diagnostic imaging catheter is reinserted into the living body lumen, The catheter holder may get in the way and prevent smooth procedures using the imaging diagnostic catheter.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a catheter holder that can prevent smooth progress of a procedure using a catheter.
  • a catheter holder for holding a catheter including a tubular portion and a held portion harder than the tubular portion, the holder being capable of housing the tubular portion. It has an attaching part attached to a member, a holding part which holds the held part, and a variable part which makes it possible to change the position of the holding part with respect to the attaching part.
  • the above-described catheter holder has a variable portion that can change the position on the holder side of the catheter holder.
  • the variable portion allows the holding portion of the catheter holder to be retracted to a predetermined position while the tubular portion of the catheter is stored in the holder member, for example, while the use of the catheter is being interrupted. Therefore, an operator such as a doctor can prevent the holding portion of the catheter holder from interfering with these operations when inserting or removing the catheter into the holder member or inserting the catheter into the living body lumen again. It will be possible to proceed smoothly.
  • FIG. 2 (A) is a figure which shows the state before isolate
  • FIG. 2 (B) is a catheter holding member by a variable part. It is a figure which shows the state after isolate
  • FIG. 4A is a view showing a state before changing the position of the catheter holding member by the variable portion
  • FIG. 4B is a view showing the catheter by the variable portion. It is a figure which shows the state after changing the position of a holding member.
  • FIG. 4A is a view showing a state before changing the position of the catheter holding member by the variable portion
  • FIG. 4B is a view showing the catheter by the variable portion. It is a figure which shows the state after changing the position of a holding member.
  • FIG. 4A is a view showing a state before changing the position of the catheter holding member by the variable portion
  • FIG. 4B is a view showing the catheter by the variable portion.
  • FIG. 5A is a view showing a state before changing the position of the catheter holding member by the variable portion
  • FIG. 5B is a view showing the catheter by the variable portion. It is a figure which shows the state after changing the position of a holding member. It is a figure which shows the catheter holding member which concerns on the modification 3.
  • FIG. It is a figure which shows the accessory holding member which concerns on the modification 1.
  • FIG. It is a figure which shows the accessory holding member which concerns on the modification 2.
  • FIG. is a figure which shows the accessory holding member which concerns on the modification 3.
  • FIG. It is a figure which shows the accessory holding member which concerns on the modification 4.
  • FIG. is a figure which shows the accessory holding member which concerns on the modification 5.
  • FIG. It is a figure which shows the catheter holding member concerning other embodiment. It is a figure which shows the catheter holding member concerning other embodiment.
  • FIG. 14 is a cross-sectional view taken along line 14-14 shown in FIG.
  • FIG. 1 is a plan view schematically showing a catheter holder 10 according to the embodiment
  • FIG. 2 is a view showing a catheter holding member 100 provided in the catheter holder 10
  • FIG. 3 is an accessory provided in the catheter holder 10.
  • FIG. 6 is a view showing a holding member 200.
  • the catheter holder 10 is configured as an instrument used to hold an imaging diagnostic catheter 500 for acquiring an image of a biological lumen such as a blood vessel.
  • the catheter to be held by the catheter holder 10 include an imaging diagnostic catheter such as an IVUS catheter, an OCT catheter, a dual catheter having both functions of the IVUS catheter and the OCT catheter, an OFDI catheter, and the like.
  • the holding object of the catheter holder 10 is not limited to the diagnostic imaging catheter, and can be applied to other catheters (for example, atherectomy catheter etc.).
  • a catheter holding device 10 comprises a catheter holding member 100 for holding a catheter 500, and an accessory holding member 200 for holding various accessories 610, 620, 630 attached to the catheter 500. ,have.
  • a catheter holder 10 a catheter 500 in a state of being held by the catheter holder 10, a holder member (holder tube) 300 for housing the tubular portion 510 of the catheter 500, and these members and devices are described.
  • the catheter set 1 is configured by the individual packaging receiving bag 400 received.
  • the catheter 500 will be described.
  • the catheter 500 includes a tubular portion 510 housed in the holder member 300, and a held portion 520 disposed on the proximal end side (proximal side at the time of insertion of a biological lumen) of the tubular portion 510, And 530.
  • the tubular portion 510 is a long and flexible sheath or shaft (such as an outer tube shaft or an inner tube shaft).
  • the held portion 520 is, for example, a unit connector that is harder than the tubular portion 510.
  • the held portion 530 is, for example, a proximal hub that is harder than the tubular portion 510.
  • the holder member 300 will be described.
  • the holder member 300 has a tubular portion 310 with flexibility enough to be wound into a substantially circular shape, and a port portion 320 disposed at one end of the tubular portion 310. Have.
  • the tubular portion 310 of the holder member 300 can use, for example, a holder tube known in the medical field.
  • the constituent material of the tubular portion 310 include resin materials such as polyethylene and polypropylene.
  • the port portion 320 of the holder member 300 is used to supply the interior of the holder member 300 with a flush liquid.
  • the catheter 500 can be inserted into the holder member 300 through the port 320 from the distal end side of the catheter 500.
  • the shape at the time of winding the tubular part 310 of the holder member 300, the number of windings, and the like are not particularly limited, and can be appropriately changed.
  • the storage bag 400 will be described.
  • Containment bag 400 can be configured, for example, of a peel bag that is generally used for packaging medical devices and the like.
  • the storage bag 400 has a base 401 forming a base of the storage bag 400 and a film portion 403 attached thereon.
  • the storage bag 400 includes an opening 405 formed on the lower side (the lower side in FIG. 1) of the film portion 403 and a sealing portion 407 for sealing the opening 405.
  • the backing sheet 401 can be formed of, for example, a gas-permeable non-woven fabric or the like that enables the implementation of ethylene oxide gas (EOG) sterilization in a state where the catheter 500 is housed in the housing bag 400.
  • the film portion 403 of the storage bag 400 can be formed, for example, transparent or translucent in order to ensure internal visibility.
  • the specific shape and structure of the storage bag 400 and the arrangement, posture, orientation, and the like of the catheter 500 in a state of being stored in the storage bag 400 are not particularly limited.
  • the catheter holding member 100 includes an attachment portion 110 attached to the tubular portion 310 of the holder member 300, and the holding portions 520 and 530 of the catheter 500. It has holding part 120 to hold, and variable part 130 which enables change of the position by the side of holding part 120 to mounting part 110.
  • the mounting portion 110 of the catheter holding member 100 includes the first support portion 111 in which the groove portions 111a and 111b into which the tubular portion 310 of the holder member 300 can be fitted.
  • a base portion 115 integrally connecting the support portions 111, 112, and 113.
  • Each of the support portions 111, 112, 113 is disposed at a different position in the winding direction (the R direction shown in FIG. 1) of the tubular portion 310 of the holder member 300. As shown in FIG. 1, each support portion 111, 112, 113 is attached to the tubular portion 310 of the holder member 300 in the wound state, thereby maintaining the tubular portion 310 in the wound state.
  • each support 111, 112, 113 The shape, size, position, number, and the like of the grooves formed in each support 111, 112, 113 are not particularly limited as long as the supports 111, 112, 113 can be detachably attached to the holder 300. I will not. Further, the number of supporting portions is not limited to three, and can be appropriately increased or decreased, and the positions of the supporting portions can be appropriately changed.
  • the holding portion 120 of the catheter holding member 100 is a first holding portion 121 in which a groove portion 121a capable of holding the held portion (proximal hub) 530 of the catheter 500 is formed.
  • a second holding portion 122 in which a groove portion 122a capable of holding the held portion (unit connector) 520 of the catheter 500 is formed, and an extension portion integrally connecting the first holding portion 121 and the second holding portion 122 And a base portion 125 connecting the extension portion 124 and the attachment portion 110.
  • the groove portion 121 a of the first holding portion 121 includes a snap fit mechanism for detachably fixing the held portion 530 of the catheter 500.
  • the groove portion 122a of the second holding portion 122 includes a snap fit mechanism for detachably fixing the held portion 520 of the catheter 500.
  • the central axis c1 of the groove portion 121a of the first holding portion 121 and the central axis c2 of the groove portion 122a of the second holding portion 122 are coaxially arranged. Therefore, as shown in FIG. 1, when the catheter 500 is held by the catheter holding member 100, the held portion 530 of the catheter 500 and the held portion 520 of the catheter 500 substantially follow the axis of the grooves 121 a and 122 a. Arranged in a straight line.
  • a part of the tubular portion 510 of the catheter 500 extending from the held portion 520 of the catheter 500 to the tip side (the distal side at the time of insertion of a living lumen) toward the port 320 of the holder member 300 It is arranged in a substantially straight line.
  • the attachment portion 110 and the holding portion 120 constituting the catheter holding member 100 can be formed of, for example, a hard resin material such as ABS resin, polyethylene terephthalate, polymethyl methacrylate, polycarbonate, glass, ceramics or the like.
  • variable part 130 has a connecting part 140 that connects the holding part 120 to the mounting part 110 in a detachable manner.
  • the connecting portion 140 is a protrusion 141 formed on an end of the base 115 of the mounting portion 110 (an end located on the holding portion 120) and an end of the base 125 of the holding portion 120 (on the mounting portion 110). And the groove portion 142 formed in the
  • the projection 141 of the connecting portion 140 is configured to be able to be fitted with the groove 142 of the connecting portion 140.
  • the protrusion 141 of the connecting portion 140 is separable from the groove 142 of the connecting portion 140 (the fitting can be released).
  • the connection between the base 115 of the attachment 110 and the base 125 of the holder 120 is released.
  • the attachment portion 110 and the holding portion 120 can be repeatedly connected and separated by the protrusion portion 141 and the groove portion 142.
  • connection part 140 is comprised so that attachment part 110 and the holding part 120 can be isolate
  • a structure, a form, etc. are not specifically limited.
  • the positions and the number of the protrusions 141 and the grooves 142 can be changed.
  • the groove 142 is formed on the side of the mounting portion 110
  • the protrusion 141 is formed on the side of the holding portion 120.
  • the thin portion (broken portion), bonding different materials, bonding with adhesive It is also possible to adopt a structure that can not be rejoined once separated.
  • connection portion 140 provided in the catheter holder 10 has the following advantages.
  • an operator such as a doctor temporarily removes the catheter 500 from the living body lumen, stores the tubular portion 510 of the catheter 500 in the holder member 300, and temporarily May be stored. Since the catheter 500 is also used when observing the appearance of the lesion again after the treatment (for example, post dilation) for the lesion or the like, the tubular portion 510 is temporarily used by using the holder member 300. While being stored, the proximal end side (proximal hub 530 side) is maintained in a state of being connected to an external drive such as an MDU.
  • an external drive such as an MDU.
  • each supporting portion 111, 112, 113 of the catheter holder 10 has a tubular portion 510.
  • the holder member 300 in a wound state is inserted.
  • the tubular portion 510 can be inserted into or removed from the holder member 300, or into the living body lumen.
  • the holding portion 120 may get in the way, preventing smooth progress of the procedure.
  • the operator releases the connection between the holding unit 120 and the attaching unit 110 as shown in FIG. 2B, and retracts the holding unit 120 to a predetermined place. It can prevent that the smooth progress of the procedure by holding part 120 is barred.
  • the accessory holding member 200 can hold the plurality of supports 211, 212, 213, 214 detachably attached to the holder member 300, and the first accessory 610.
  • the first holding portion 221, the second holding portion 222 capable of holding the second accessory 620, the third holding portion 223 capable of holding the third accessory 630, and the support portions 211, 212, 213, and 214 A plurality of connection parts 225a, 225b, 225c, 225d, 225e extending between the holding parts 221, 222, 223.
  • the first support portion 211 has grooves 211 a, 211 b and 211 c into which the tubular portion 310 of the holder member 300 can be fitted.
  • the second support portion 212 has grooves 212a, 212b and 212c into which the tubular portion 310 of the holder member 300 can be fitted.
  • the third support portion 213 has grooves 213a, 213b, and 213c into which the tubular portion 310 of the holder member 300 can be fitted.
  • the fourth support portion 214 has grooves 214 a, 214 b, 214 c into which the tubular portion 310 of the holder member 300 can be fitted.
  • Each of the support portions 211, 212, 213, 214 is disposed at a different position in the winding direction (R direction shown in FIG. 1) of the tubular portion 310 of the holder member 300.
  • the first support portion 211, the second support portion 212, and the third support portion 213 are disposed in close proximity to each other, and the fourth support portion 214 It arrange
  • each support portion 211, 212, 213, 214 is attached to the tubular portion 310 of the wound holder member 300 to maintain the tubular portion 310 in a wound state.
  • the shape, size, position, number, etc. of the grooves formed in the support portions 211, 212, 213, 214 may be such that the support portions 211, 212, 213, 214 can be detachably attached to the holder member 300. As far as possible, it is not particularly limited. Further, the number of supporting portions is not limited to four, and can be appropriately increased or decreased, and the positions of the supporting portions can be appropriately changed.
  • the first holding portion 221 of the accessory holding member 200 is formed with a groove portion capable of holding the first accessory 610.
  • the groove is provided with a snap fit mechanism for removably securing the first accessory 610.
  • the first accessory 610 to be held by the first holding unit 221 is, for example, a syringe for supplying a priming solution to the catheter 500.
  • the second holding portion 222 of the accessory holding member 200 has a first member 222 a and a second member 222 b for holding the second accessory 620.
  • Each of the first member 222a and the second member 222b is separated along the arrangement direction of the second attachment 620 (see FIG. 1).
  • maintain the 2nd attachment 620 is formed in each of the 1st member 222a and the 2nd member 222b.
  • the groove is provided with a snap fit mechanism for removably securing the second accessory 620.
  • the second attachment 620 to be held by the second holding portion 222 is, for example, a syringe for a reservoir used to replace the priming solution when supplying the priming solution to the catheter 500.
  • the third holding portion 223 of the accessory holding member 200 has a first member 223a, a second member 223b, and a third member 223c for holding the third accessory 630. doing.
  • the first member 223 a is formed with a groove for holding the connector portion 631 of the third accessory 630.
  • the groove part which makes the tube 632 of the 3rd attachment 630 follow is formed in the 2nd member 223b.
  • the third member 223c is formed with a groove for holding the hub of the third accessory 630.
  • the groove formed in the first member 223a and the groove formed in the third member 223c have a snap fit mechanism for detachably fixing the second accessory 620.
  • the third accessory 630 to be held by the third holder 223 is, for example, a three-way stopcock used to supply the priming solution to the catheter 500.
  • the first connection portion 225 a included in the accessory holding member 200 connects the first member 223 a of the third holding portion 223 and the first holding portion 221.
  • the second connection portion 225 b connects the first holding portion 221 and the first member 222 a of the second holding portion 222.
  • the third connection portion 225 c connects the first member 222 a of the second holding portion 222 and the second member 222 b of the second holding portion 222.
  • the fourth connection portion 225 d connects the support portions 211, 212, and 213 with each other.
  • the fifth connection portion 225 e connects the fourth connection portion 225 d, the second member 223 b of the third holding portion 223, the fourth support portion 214, and the third member 223 c of the third holding portion 223.
  • the specific shape, structure, etc. of the accessory holding member 200 (for example, the positions of the holding portions, the positions of the connection portions, etc.) are not limited to those described with reference to the drawings, and can be changed as appropriate. is there.
  • the accessory holding member 200 can be formed of, for example, a hard resin material such as ABS resin, polyethylene terephthalate, polymethyl methacrylate, or polycarbonate, glass, ceramics, or the like. Moreover, the accessory holding member 200 can be manufactured by integral molding by injection molding etc., for example.
  • the accessory holding member 200 is attached to the tubular portion 310 of the holder member 300 via the support portions 211, 212, 213, and 214, the inner peripheral side of the holder member 300 (see FIG. Hold each accessory 610, 620, 630 at the center O side of the winding shown at 1).
  • the catheter holding member 100 and the accessory holding member 200 are attached to the holder member 300.
  • the manufacturing worker or the like can easily confirm in a plan view shown in FIG. 1 whether or not each of the accessories 610, 620, 630 is held by the accessory holding member 200. For this reason, a manufacturing worker etc. can prevent effectively shipping etc. in the state which each accessories 610, 620, 630 do not gather.
  • the accessory holding member 200 can change the type and the number of accessories to be held according to the type of the catheter 500. Therefore, the accessory holding member 200 can be shared even when applied to catheters of different types. That is, since the accessory holding member 200 can be applied to more types of catheters, the product cost of the catheter can be reduced. In addition, in the catheter which does not need an accessory, use of the accessory holding member 200 may be abbreviate
  • the accessory holding member 200 can hold and fix the respective accessories 610, 620, 630 by means of grooves provided with a snap fit mechanism. Therefore, an operator such as a doctor can perform the work easily and smoothly when removing each of the accessories 610, 620, 630 from the accessory holding member 200.
  • the catheter holding member 100 preferably has a structure (a structure in which the holding portions 121 and 122 can be easily attached and detached) by which the fixation to the catheter 500 by the first holding portion 121 and the second holding portion 122 can be easily released.
  • the accessory holding member 200 can easily release the fixing to the holder member 300 by the supports 211, 212, 213, and 214 (structures for facilitating the attachment and detachment of the supports 211, 212, 213, and 214).
  • a structure capable of easily releasing the above-mentioned fixation for example, a structure in which a fixed portion (the groove portion or the periphery thereof) spreads out easily when pressed by a finger or the like can be adopted.
  • the accessory holding member 200 has the following advantages when it is configured to be easily releasable.
  • the method of preparation differs depending on whether the number of people performing the preparation operation is large or small.
  • the priming preparation work is performed on a worktable different from the catheter table.
  • each accessory 610, 620, 630 used for priming is preferably carried along with the catheter 500 to a separate workbench.
  • the catheters 500 are removed from the storage bag 400 and using the respective accessories 610, 620, 630 Priming takes place.
  • the procedure of the preparation operation of the catheter 500 differs depending on the number of workers present in the operating room. Therefore, the worker who prepares for the operation appropriately performs the preparation work by attaching and detaching the accessory holding member 200 to the catheter holding member 100 according to the number of the workers in the operating room, the progress of the preparation work, and the like. It will be possible to proceed more smoothly.
  • the catheter holder 10 includes an attaching portion 110 attached to the holder member 300 capable of accommodating the tubular portion 510 of the catheter 500, and a holding portion 120 for holding the held portions 520 and 530 of the catheter 500. And a variable unit 130 that can change the position of the holding unit 120 with respect to the unit 110.
  • the catheter holder 10 configured as described above has a variable portion 130 that allows the position of the catheter holder 10 on the holding portion 120 side to be changed.
  • the variable portion 130 retracts the holding portion 120 of the catheter holder 10 to a predetermined position in a state where the tubular portion 510 of the catheter 500 is stored in the holder member 300 while stopping use of the catheter 500 or the like. Make it possible. For this reason, when the operator such as a doctor puts the catheter 500 in and out of the holder member 300 or reinserts the catheter 500 into the living body lumen, these operations are interrupted by the holding portion 120 of the catheter holder 10 Can be prevented and the procedure can proceed smoothly.
  • variable part 130 of the catheter holder 10 has a connecting part 140 which connects the holding part 120 to the mounting part 110 in a detachable manner. Therefore, an operator such as a doctor can evacuate the holding unit 120 to a desired position by a simple operation of separating the holding unit 120. Moreover, since the variable part 130 is comprised by a comparatively simple structure, reduction of the manufacturing cost of the catheter holding tool 10 can be aimed at.
  • the catheter holder 10 has an accessory holding member 200 configured to be attachable to and detachable from the holder member 300.
  • the accessory holding member 200 holds the respective accessories 610, 620, 630 attached to the catheter 500 on the inner peripheral side (the center O side of the winding shown in FIG. 1) of the holder member 300 in the wound state. .
  • a manufacturer or the like can easily confirm whether or not each accessory 610, 620, 630 is packed at the time of product shipment or the like. Further, since the respective accessories 610, 620, 630 are held in the surplus space on the inner peripheral side of the holder member 300, the product can be compactly stored, and an increase in the occupied area of the product can be suppressed.
  • FIGS. 4A and 4B show a catheter holding member 100A according to the first modification.
  • the catheter holding member 100A according to the first modification differs from the embodiment described above in the configuration of the variable portion 130.
  • the variable part 130 enables bending of a part of the catheter holding member 100A in the direction (the direction indicated by the arrow in FIG. 4B) in which the holding part 120 approaches the mounting part 110. It has a bent portion 150.
  • the bending portion 150 can be configured, for example, by a shaft member such as a hinge that connects the base 115 of the mounting portion 110 and the base 125 of the holding portion 120 in a foldable manner. As shown in FIG. 4B, when retracting the holding portion 120, an operation of lifting the holding portion 120 side is performed with the vicinity of the bent portion 150 as a base point. For example, by moving the holding portion 120 to the inner peripheral side (the center O side of the winding shown in FIG. 1) of the holder member 300, it is possible to prevent the holding portion 120 from interfering with the procedure.
  • a shaft member such as a hinge that connects the base 115 of the mounting portion 110 and the base 125 of the holding portion 120 in a foldable manner.
  • FIG. 4B when retracting the holding portion 120, an operation of lifting the holding portion 120 side is performed with the vicinity of the bent portion 150 as a base point. For example, by moving the holding portion 120 to the inner peripheral side (the center O side of the winding shown in FIG. 1) of the
  • a part of the holding portion 120 may be formed of a bendable material or thickness, and the bent portion 150 may be configured by such a portion.
  • 5 (A) and 5 (B) show a catheter holding member 100B according to the second modification.
  • the catheter holding member 100 ⁇ / b> B according to the second modification differs from the embodiment described above in the configuration of the variable portion 130.
  • the variable section 130 allows a part of the catheter holding member 100B to be rotatable in the direction (the direction indicated by the arrow in FIG. 5B) in which the holding section 120 approaches the mounting section 110.
  • a rotating unit 160 is provided.
  • the rotating unit 160 can be configured, for example, by a shaft member and a bearing that relatively rotatably connect the base 115 of the mounting unit 110 and the base 125 of the holding unit 120.
  • the bearing can be constituted by, for example, a through hole formed in the base portion 115 of the mounting portion 110 and the base portion 125 of the holding portion 120, and the shaft member can be constituted by, for example, a rotating shaft inserted into the through hole.
  • the holding portion 120 side is the inner peripheral side of the holder member 300 with respect to the rotating portion 160 (the center O of winding shown in FIG. Move to the
  • one supporting portion 111 is shown as shown in FIG. Only can be attached to the tubular portion 310 of the holder member 300.
  • the specific configuration of the rotating unit 160 is not particularly limited.
  • the rotatable range (rotational angle) can be arbitrarily set as long as the holding unit 120 can be moved to a desired position.
  • a lock mechanism for example, a mechanism for positioning the holding portion 120 by mechanical fitting or the like for maintaining the rotating portion 160 rotated and moved to a desired position. is there.
  • FIG. 6 shows a catheter holding member 100C according to the third modification.
  • the catheter holding member 100C according to the third modification differs from the embodiment described above in the orientation of the first support portion 111 of the attachment portion 110 and the second support portion 112 of the attachment portion 110. Specifically, the grooves 111a and 111b formed in the first support 111 and the grooves 112a and 112b formed in the second support 112 are arranged such that the fitting directions with respect to the holder 300 are opposite to each other. ing.
  • the respective groove portions 111 a and 111 b of the first support portion 111 are attached by inserting the tubular portion 310 of the holder member 300 from the upper side.
  • the respective groove portions 112a and 112b of the second support portion 112 are attached by inserting the tubular portion 310 of the holder member 300 from the lower side. Therefore, when the tubular portion 310 of the holder member 300 is brought close to the catheter holding member 100C from one side (for example, the upper side or the lower side), the tubular portion 310 is fitted in the respective groove portions 111a and 111b of the first support portion 111. Also, the grooves 112a and 112b of the second support 112 are not fitted.
  • the groove portions 113a and 113b of the third support portion 113 are formed to face in the same direction as the groove portions 111a and 111b of the first support portion 111. For this reason, the tubular portion 310 of the holder member 300 does not fit in the groove portions 113 a and 113 b of the third support portion 113.
  • the catheter holding member 100C includes an extension 126 extending from the base 125 of the holding unit 120 and a fourth support 114 formed at the end of the extension 126. It is done.
  • the fourth support portion 114 is formed with a plurality of groove portions 114 a and 114 b attachable to and detachable from the tubular portion 310 of the holder member 300.
  • the catheter holding member 100C can be fixed to the tubular portion 310 of the holder member 300 only through the fourth support portion 114.
  • the catheter holding member can be removed from the holder member 300 by a simple operation of releasing the fixation of the fourth supporting portion 114. It is possible to remove the entire 100C.
  • FIG. 7 shows an accessory holding member 200A according to the first modification.
  • the accessory holding member 200A according to the first modification is configured to be removable from the accessory holding member 200A, and includes an auxiliary holding member 230 capable of holding an accessory attached to the catheter 500.
  • the auxiliary holding member 230 can be attached to any part of each connection portion 225a, 225b, 225c, 225d, 225e of the accessory holding member 200A.
  • the auxiliary holding member 230 has a support portion 231 in which a groove portion 231a for attachment and detachment to and from the accessory holding member 200A is formed, and a main portion 232 in which a groove portion capable of holding an accessory is formed.
  • the auxiliary holding member 230 is attached to the accessory holding member 200A, and thus other accessories via the auxiliary holding member 230. It will be possible to hold further.
  • the auxiliary holding member 230 increases the number of possible holdings of accessories by utilizing the gap (the space between the connection portions) of the accessory holding member 200A. Therefore, it is possible to prevent an increase in the occupied area of the product occupied by the accessory holding member 200A at the time of use of the catheter 500 or the like.
  • the specific configuration of the auxiliary holding member 230 is not particularly limited.
  • the accessory to be held by the auxiliary holding member 230 may be any accessory.
  • the structure, shape, mounting position, number, and the like of the auxiliary holding member 230 can be changed as appropriate.
  • FIG. 8 shows an accessory holding member 200B according to the second modification.
  • the accessory holding member 200B has fitting-type fixing portions 241 and 242 to which one end side of the accessories 610 and 620 can be fixed.
  • the fixing portions 241 and 242 are provided in the connection portion 240.
  • the fixing portion 241 is configured of a luer taper type fixing portion which is fitted to a tip end cylindrical portion of the accessory (syring for priming) 610.
  • the fixing portion 242 is configured by a luer taper type fixing portion which is fitted to a tip end cylindrical portion of the accessory (syringe for reservoir) 620.
  • the structure for holding the respective accessories 610, 620 is not limited to the groove only.
  • FIG. 9 shows an accessory holding member 200C according to the third modification.
  • the accessory holding member 200C includes a pedestal 250 on which a groove 251 capable of accommodating the respective accessories 610, 620, and 630 is formed, and each accessory 610 accommodated in the groove 251 of the pedestal 250, And a covering member 260 covering 620 and 630.
  • the pedestal portion 250 can be made of, for example, a resin molded product in which a concave groove portion 251 is formed.
  • the covering member 260 can be made of, for example, a transparent or translucent resin film (thin film member). Also, the covering member 260 can be rotatably attached to the pedestal 250, for example, as indicated by the arrow in FIG. The attachment of the covering member 260 to the pedestal 250 can use, for example, a rod-like member (pin or the like) that rotatably attaches the covering 260 to the pedestal 250.
  • the accessories 610, 620, 630 are moved from the groove 251 of the pedestal 250 by moving the covering member 260 relative to the pedestal 250. It becomes possible to take out. As each accessory 610, 620, 630 is not rigidly fixed to the pedestal 250, the operator can easily remove the accessory 610, 620, 630.
  • the covering member 260 can also be releasably fixed (e.g., adhered or fused) to the pedestal 250, for example.
  • FIG. 10 shows an accessory holding member 200D according to the fourth modification.
  • the accessory holding member 200D according to the modification 4 has the directions of the grooves 211a, 211b, and 211c formed in the first support portion 211 in the same manner as the catheter holding member 100C (see FIG. 6) according to the modification described above. And the directions of the grooves 212a, 212b and 212c formed in the second support 212 are opposed to each other. Further, the fixing to the holder member 300 can be performed only through the fourth support portion 214. Therefore, the accessory holding member 200D can remove the entire accessory holding member 200D from the holder member 300 by a simple operation of releasing the fixation of the fourth support 214.
  • FIG. 11 shows an accessory holding member 200E according to the fifth modification.
  • the accessory holding member 200E according to the fifth modification includes a plurality of finger hooks 261, 262, 263, and 264.
  • the first holding portion 221 holding the first accessory 610 has a first finger hooking portion 261 to which a finger can be hooked when removing the first accessory 610.
  • convex portions 261a and 261b are formed to protrude on the surface side (surface side in the plan view shown in FIG. 11).
  • Each convex part 261a, 261b formed in the 1st finger hook part 261 has a substantially elliptical shape in the top view shown in FIG.
  • each convex part 261a, 261b formed in the 1st finger hook part 261 prevents that a finger slips. Therefore, the operator or the like can easily remove the first accessory 610 from the first holding portion 221.
  • the second holding portion 222 holding the second accessory 620 has a second finger hook portion 262 on which a finger can be hung.
  • the second finger hook portion 262 is formed with a plurality of convex portions 262a and 262b for preventing the fingers from sliding.
  • the third member 223c of the third holding portion 223 holding the third accessory 630 has a third finger hook portion 263 to which a finger can be hooked.
  • the third finger hook portion 263 is formed with a plurality of convex portions 263 a and 263 b for preventing the fingers from sliding.
  • the fourth support portion 214 to which the holder member 300 is attached to the tubular portion 310 has a fourth finger hook portion 264 on which a finger can be hooked.
  • the fourth finger hook portion 264 is formed with a plurality of convex portions 264 a and 264 b for preventing the fingers from slipping.
  • each finger hook portion 261, 262, 263, 264, etc., shape, position, size, number of each convex portion 261a, 261b, 262a, 262b, 263a, 263b, 264a, 264b Etc. are not limited to what was illustrated, but it is possible to change suitably.
  • a convex portion and a concave portion in order to prevent the finger from sliding on the finger rest, it is possible to arrange a convex portion and a concave portion, or to arrange only a concave portion.
  • the accessory holding member 200E includes a plurality of enclosures 271, 272, 273, 274, and 275.
  • Each enclosure 271, 272, 273, 274, 275 has a convexly curved shape on the surface side of the accessory holding member 200E.
  • the first enclosure portion 271 prevents the first accessory 610 from coming into contact with the film portion 403 (see FIG. 1) of the containing bag 400, thereby preventing the film portion 403 from being damaged by friction or the like.
  • the second enclosure portion 272 prevents the second accessory 610 from contacting the film portion 403 of the containing bag 400 and damaging the film portion 403 due to friction or the like.
  • the third enclosure portion 273 prevents the film portion 403 from being damaged by friction or the like when the connector portion 631 of the third accessory 630 contacts the film portion 403 of the storage bag 400.
  • the fourth enclosure 274 and the fifth enclosure 275 contact the film portion 403 of the containing bag 400 with the tube 632 of the third attachment 630 to prevent the film portion 403 from being damaged by friction or the like.
  • the shape, position, size, number, and the like of the respective enclosure portions 271, 272, 273, 274, and 275 are not limited to those illustrated, and can be changed as appropriate.
  • FIG. 12 is an enlarged perspective view showing a part of the catheter holding member 100D
  • FIG. 13 is a plan view showing a part of the catheter holding member 100D
  • FIG. 14 corresponds to the arrow 14-14 shown in FIG. 1C is a cross-sectional view of the catheter holding member 100D.
  • the catheter holding member 100D according to the present embodiment is different from the catheter holding member 100 (see FIG. 2) according to the embodiment in which the configuration of the attachment portion 110D is described above. Moreover, although the catheter holding member 100D which concerns on this embodiment does not have a variable part, you may have. 12 to FIG. 14, the illustration of the holding portion for holding the holding portions 520, 530 (see FIG. 1) of the catheter 500 is omitted. Note that the holding unit may have the same configuration as that described in the above-described embodiment, or may have a different configuration.
  • the attachment portion 110D is a portion of the holder member 300 in which the first support portion 111 is formed with the groove portions 111a and 111b into which a part of the tubular portion 310 of the wound holder member 300 is fitted.
  • a holding space which is disposed at a different position in the winding direction (direction shown by arrow R shown in FIG. 12 and FIG. 13) of the tubular portion 310 and can hold a part of the tubular portion 310 of the holder member 300 in a wound state.
  • a second support portion 112 provided with 112c.
  • the second support portion 112 is opened at the center O side (direction shown by arrow A in FIG. 12) of the winding of the tubular portion 310 of the holder member 300 shown in FIG. 1 and the winding direction side of the tubular portion 310 of the holder member 300. It is done.
  • the mounting portion 110D is disposed on the opposite side of the first support portion 111 in the winding direction of the tubular portion 310 of the holder member 300 with reference to the second support portion 112. 3 has a support portion 113.
  • the third support portion 113 is formed with groove portions 113a and 113b into which a part of the tubular portion 310 of the holder member 300 in a wound state is fitted.
  • the second support 112 has a first protrusion 112 a and a second protrusion 112 b that protrude toward the center O of the winding of the tubular portion 310 of the holder member 300. .
  • the first projecting portion 112a is a tubular portion 310 of the holder member 300 wound on one side (upper side of the arrow a shown in FIGS. 12 and 14) where the respective groove portions 111a and 111b of the first support portion 111 are opened. It is arranged to cover a part of the In FIG. 14, the wound portions of the tubular portion 310 of the holder member 300 are illustrated by reference numerals 311 and 312.
  • the second protrusion 112 b is disposed to face the first protrusion 112 a so as to form a holding space 112 c between the second protrusion 112 b and the first protrusion 111.
  • the first protrusion 112 a extends substantially parallel to the base 115 toward the center O of the winding of the tubular portion 310 of the holder member 300.
  • the first protrusion 112a is formed, the first protrusion is in a state in which the tubular portion 310 of the holder member 300 is fitted in the grooves 111a, 111b, 113a, 113b of the support portions 111, 113.
  • the 112a can press the tubular portion 310 of the holder member 300 from the upper side, and can securely fix the tubular portion 310 of the holder member 300 to the grooves 111a, 111b, 113a, 113b.
  • inclination-angle (theta) 1 with respect to the base 115 of the 1st protrusion part 112a can be set to 1 degree or less, for example.
  • the tubular portion 310 of the holder member 300 is fitted in the grooves 111 a, 111 b, 113 a, 113 b of the support portions 111, 113.
  • the wound portions 311 and 312 of the holder member 300 are set in contact with the upper inner surface of the first protrusion 112a.
  • the height position of the first protrusion 112 a is preferably set so that the wound portions 311 and 312 of the holder member 310 form a gap g with the second protrusion 112 b.
  • the mounting portion 110D can be rotated relative to the portions 311 and 312 of the tubular portion 310 of the holder member 300.
  • the size of the gap g and the position to be formed are not particularly limited as long as the attachment portion 110D can be rotated. Therefore, the gap g may be at least formed between the portion 311 of the tubular portion 310 of the holder member 300 and the second protrusion 112 b.
  • the second protrusion 112 b protrudes from the first protrusion 112 a toward the center O of the winding of the tubular portion 310 of the holder member 300. Since the second projecting portion 112 b is formed as described above, the work of inserting the tubular portion 310 of the holder member 300 into the holding space 112 c can be easily performed. Further, the portions 311 and 312 held in the holding space 112c of the second support portion 112 in the tubular portion 310 of the holder member 300 are guided by the upper inner surface of the first projecting portion 112a while the upper portion of the attachment portion 110D is It can move towards the side. Therefore, the portions 311 and 312 of the tubular portion 310 of the holder member 300 held in the holding space 112 c of the second support 112 can be easily moved from the holding space 112 c to the outside of the holding space 112 c.
  • the second protrusion 112 b extends obliquely toward the center O of the winding of the tubular portion 310 of the holder member 300 so as to be separated from the first protrusion 112 a. Since the second protrusion 112 b is formed as described above, the wound portions 311 and 312 of the holder member 310 can easily form the gap g with the second protrusion 112 b.
  • the inclination angle ⁇ 2 of the second protrusion 112 b with respect to the base 115 is, for example, preferably greater than 0 ° and 30 ° or less, and more preferably 5 ° or more and 15 ° or less.
  • the operator or the like takes an arbitrary portion of the base 115 as a fulcrum as shown in FIG.
  • the tubular portion 310 of the holder member 300 is removed from each of the support portions 111 and 113 by rotating the center O side of the winding of the tubular portion 310.
  • the second support portion 112 is rotated toward the upper side of the holder member 110D, for example, as indicated by arrows in FIG.
  • the portions of the tubular portion 310 of the holder member 300 fitted in the grooves 111a, 111b, 113a, 113b of the support portions 111, 113 are the grooves 111a, 111b, 113a. , 113b (direction of arrow a in FIG. 12, FIG. 13; upward in FIG. 14).
  • the portions 311 and 312 held in the holding space 112c of the second support portion 112 in the tubular portion 310 of the holder member 300 are held from the holding space 112c while being guided by the upper inner surface of the first projecting portion 112a.
  • the operator once removes the tubular portion 510 of the catheter 500 from the tubular portion 310 of the holder member 300, and then reinserts the tubular portion 510 of the catheter 500 into the tubular portion 310 of the holder member 300.
  • the mounting portion 110D is removed from the tubular portion 310 of the holder member 300 in accordance with the above-described operation procedure. Since the operator etc. can easily remove the mounting portion 110D from the tubular portion 310 of the holder member 300, it is possible to smoothly insert the tubular portion 510 of the catheter 500 into the tubular portion 310 of the holder member 300 again. It will be possible.
  • the catheter holding tool concerning the present invention was explained through an embodiment, the present invention is not limited only to composition explained by an embodiment, and can be suitably changed based on a statement of a claim. It is.
  • the catheter holder has been described as including the catheter holding member and the accessory holding member.
  • the catheter holder may be constituted of only the catheter holding member.
  • the catheter to be held by the catheter holder is not particularly limited as long as it has a tubular portion and a held portion (for example, a predetermined connector or the like). Further, the number and types of accessories held by the accessory holding member are not limited to those described in the embodiment.
  • the catheter holding member described in the embodiment, the catheter holding member described in each modification, and the like can be combined as appropriate with different structurally different parts to constitute one catheter holding member.
  • the accessory holding member described in the embodiment and the accessory holding member described in each modification can be combined as appropriate with different structurally different parts to constitute one accessory holding member.
  • each catheter holding member and each accessory holding member described in the specification can be arbitrarily combined.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (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

Le problème décrit par la présente invention est de fournir un porte-cathéter capable d'empêcher un obstacle à une progression régulière d'une procédure qui utilise un cathéter. La solution selon l'invention porte sur un porte-cathéter 10 qui comprend : une partie de montage 110, qui peut être attachée à un élément de support 300 ou détachée de celui-ci qui est capable de loger une partie tubulaire 510 d'un cathéter 500; une partie de maintien 120 qui maintient des parties à maintenir 520, 530 du cathéter 500; et une partie variable 130 qui permet de changer la position sur le côté support par rapport à la partie de montage
PCT/JP2018/027194 2017-07-19 2018-07-19 Porte-cathéter WO2019017461A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019530605A JP7138635B2 (ja) 2017-07-19 2018-07-19 カテーテル保持具
CN201880048080.4A CN110958900B (zh) 2017-07-19 2018-07-19 导管保持器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017140336 2017-07-19
JP2017-140336 2017-07-19

Publications (1)

Publication Number Publication Date
WO2019017461A1 true WO2019017461A1 (fr) 2019-01-24

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Application Number Title Priority Date Filing Date
PCT/JP2018/027194 WO2019017461A1 (fr) 2017-07-19 2018-07-19 Porte-cathéter

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JP (1) JP7138635B2 (fr)
CN (1) CN110958900B (fr)
WO (1) WO2019017461A1 (fr)

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CN110958900B (zh) 2022-10-25
JPWO2019017461A1 (ja) 2020-05-28
CN110958900A (zh) 2020-04-03
JP7138635B2 (ja) 2022-09-16

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