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WO2021039052A1 - Outil de maintien - Google Patents

Outil de maintien Download PDF

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Publication number
WO2021039052A1
WO2021039052A1 PCT/JP2020/024080 JP2020024080W WO2021039052A1 WO 2021039052 A1 WO2021039052 A1 WO 2021039052A1 JP 2020024080 W JP2020024080 W JP 2020024080W WO 2021039052 A1 WO2021039052 A1 WO 2021039052A1
Authority
WO
WIPO (PCT)
Prior art keywords
catheter
main body
holder
protruding
accommodating
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.)
Ceased
Application number
PCT/JP2020/024080
Other languages
English (en)
Japanese (ja)
Inventor
荒平翔太
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.)
Terumo Corp
Original Assignee
Terumo Corp
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 Terumo Corp filed Critical Terumo Corp
Priority to JP2021542036A priority Critical patent/JP7494187B2/ja
Publication of WO2021039052A1 publication Critical patent/WO2021039052A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/02—Holding devices, e.g. on the body
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/08—Tubes; Storage means specially adapted therefor

Definitions

  • the present invention relates to a holder for holding a catheter.
  • Catheter used in medical treatment is long and has low maneuverability. For this reason, there are operators who operate the catheter by winding it around their hands. However, when working with the catheter away from the hand, the catheter can spread over the medical drape and come into contact with the device, or the hub can fall to the floor and become filthy.
  • Patent Document 1 describes a storage tool for a long medical body such as a guide wire in which a storage space is formed on the inner peripheral side of an annular outer wall.
  • This storage tool holds the wound medical long body so as to be attached to the inner peripheral surface of the annular outer wall by utilizing the force that expands the diameter by elastic force. be able to.
  • Patent Document 1 stores a long medical body that is not used in the procedure, and is expected to store a catheter inserted in a living body during the procedure. Absent.
  • the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a holder capable of holding a catheter without being bulky and improving the operability of a procedure using the catheter. To do.
  • the holder according to the present invention that achieves the above object is a holder that holds a flexible catheter, and has a main body portion and a plurality of protrusions protruding from the main body portion, and is adjacent to each other.
  • the catheter can be held between the protruding parts, and at least one of the protruding parts and / or the main body portion has a through hole for inserting a finger.
  • the holder configured as described above can hold the catheter by arranging the catheter between adjacent protrusions. Therefore, the holder can hold the catheter without being bulky. Further, the operator inserts a finger into the through hole of the holder holding the catheter, which facilitates the operation of the holder. Therefore, the holder can improve the operability of the procedure using the catheter while holding the catheter.
  • At least one of the protruding portions may have a wide portion that widens in the protruding direction. As a result, the catheter held between the adjacent protrusions is likely to be caught in the wide portion. Therefore, it is possible to prevent the catheter from falling out from between the protrusions.
  • At least one of the through holes may be arranged in the main body.
  • the main body can be supported by the finger inserted into the through hole, so that the catheter can be easily wound around the protruding portion. Further, since the main body portion can be easily gripped, the catheter wound around the holder can be easily operated by the main body portion.
  • At least one of the through holes may be arranged in the protrusion.
  • the protruding portion can be easily held by the finger inserted into the through hole, so that the catheter wound around the holder can be easily operated.
  • the finger inserted into the protrusion can be easily brought into contact with the catheter held by the holder. Therefore, it becomes easy to operate the catheter with a finger.
  • An accommodating portion for holding the catheter is formed between the adjacent protrusions, and at least one of the accommodating portions is a first accommodating portion having the largest separation distance between the adjacent protrusions. May be good. The larger the separation distance, the easier it is for the accommodating portion to accommodate the catheter.
  • the provision of the first containment facilitates the operator to begin holding the catheter in the retainer from the first containment. Then, the operator can sequentially accommodate the catheter in another accommodating portion and easily hold the catheter in the holder.
  • the second accommodating portion having the largest separation distance next to the first accommodating portion may be adjacent to the first accommodating portion.
  • the larger the separation distance the easier it is for the accommodation unit to accommodate the catheter, but the lower the holding power.
  • the smaller the separation distance of the accommodating portion the more difficult it is to accommodate the catheter, but the higher the holding power.
  • the catheter that is not held by the holder is started to be accommodated, it is required to be easy to accommodate, so that the catheter can be held from the first accommodating portion that has a large separation distance and is easy to accommodate.
  • the position of the catheter already accommodated in the first accommodating portion is stable to some extent.
  • the second accommodating portion which is slightly more difficult to accommodate than the first accommodating portion but has increased holding power, is arranged next to the first accommodating portion, so that the catheter accommodated in the first accommodating portion can be placed in the second accommodating portion. It can be easily and highly held in the accommodation section. Therefore, this accommodating tool can realize both high operability (accommodation) and high holding power.
  • the protrusion and / or the main body may have an easily deformable portion that can be deformed in order to tilt the protrusion with respect to the main body.
  • the protruding portion can be tilted with respect to the main body portion to widen the movable range of the operator's hand or finger, and the operability is improved.
  • the operator can operate the catheter so as to be sandwiched between the protrusion and the main body by tilting the protrusion with respect to the main body. Therefore, the operator can operate the catheter sandwiched and held by the protrusion and the main body with high accuracy. Therefore, the holder can improve the operability of the procedure using the catheter while holding the catheter.
  • the plurality of the protrusions may be arranged side by side so as to surround the main body. This allows the retainer to hold the catheter around the body. For this reason, the retainer can easily hold a long catheter, for example, by winding it.
  • the height of the plurality of the protrusions arranged side by side from the surface on which the plate-shaped main body portion is located may be alternately changed along the line-up direction. This facilitates the surgeon to fold and insert the catheter into the containment between adjacent protrusions at different heights.
  • (A) is a plan view
  • (B) is a front view. It is a top view which shows the state which held the catheter in the holder which concerns on 1st Embodiment. It is a top view which shows the state which a user holds a holder. It is a bottom view which shows the state which a user holds a holder. It is a bottom view which shows the state which the user deformed the easily deformed part of a holder. It is a figure which shows the holder which concerns on 2nd Embodiment, (A) is a plan view, (B) is a front view.
  • (A) is a plan view
  • (B) is a front view. It is a top view which shows the state which held the catheter in the holder which concerns on 3rd Embodiment. It is a figure which shows the holder which concerns on 4th Embodiment, (A) is a plan view, (B) is a front view.
  • the holder 10 winds and holds the catheter 200 during a procedure using a long flexible catheter 200 or before and after the procedure. It is a thing.
  • the catheter 200 is not particularly limited as long as it is a tubular body that can be inserted into a living body, and examples thereof include a support catheter, a guiding catheter, a guiding sheath, a balloon catheter, a stent delivery catheter, and a microcatheter.
  • a guide wire or the like may or may not be inserted inside the catheter 200.
  • the holder 10 includes a main body portion 20, a plurality of protruding portions 30 protruding from the main body portion 20, and an anti-slip portion 50.
  • the holding portion 10 is formed as a flat plate as a whole. Therefore, the holder 10 is easy to manufacture, so that the cost can be reduced. In addition, the holder 10 is not bulky and is easy to store or transport.
  • the main body 20 is located substantially in the center of the holder 10, and two first through holes 21 are formed so as to penetrate from the first surface 11 on one side of the holder 10 to the second surface 12 on the other side. There is.
  • the first through hole 21 is a portion into which a finger can be inserted.
  • the number of the first through holes 21 provided in the main body 20 is not particularly limited, and may be one or three or more. Further, the main body 20 may not be provided with the first through hole 21.
  • the plurality of projecting portions 30 are arranged side by side at intervals so as to surround the outer edge portion of the main body portion 20.
  • the protrusion 30 includes one largest first protrusion 31, a second protrusion 32 that is next to the first protrusion 31, and three third protrusions 33.
  • the first protruding portion 31, the second protruding portion 32, and the third protruding portion 33 surround the outer edge portion of the main body portion 20 in that order.
  • two or more of the largest first protrusions 31 may be provided, and two or more of the second largest second protrusions 32 next to the first protrusions 31 may be provided.
  • the first protruding portion 31, the second protruding portion 32, and the third protruding portion 33 have a narrow portion 35 located closer to the main body portion 20 and a wide portion 36 located farther from the main body portion 20 than the narrow portion 35. have.
  • the wide portion 36 is wider than the narrow portion 35.
  • the width referred to here is a direction orthogonal to the direction in which the protruding portion 30 protrudes from the main body portion 20, and is the surface on which the first protruding portion 31, the second protruding portion 32, and the third protruding portion 33 are aligned. The length in the parallel direction.
  • all the protruding portions 30 include the narrow portion 35 and the wide portion 36, but there may be a protruding portion 30 that does not include the narrow portion 35 and the wide portion 36. Further, the protruding portion 30 having the narrow portion 35 and the wide portion 36 may not exist.
  • the second protruding portion 32 is formed with one second through hole 34 penetrating from the first surface 11 to the second surface 12.
  • two or more second through holes 34 may be formed.
  • the second through hole 34 is a portion into which a finger can be inserted.
  • the protruding portion 30 on which the second through hole 34 is formed does not have to be the second protruding portion 32. Further, the protruding portion 30 having the second through hole 34 does not have to exist.
  • a storage portion 40 in which the catheter 200 is housed is formed between adjacent protrusions 30.
  • Each accommodating portion 40 is composed of an opposing edge portion of the adjacent protruding portion 30 and an outer edge portion of the main body portion 20 sandwiched between the adjacent protruding portions 30.
  • the accommodating portion 40 is a second accommodating portion arranged between a first accommodating portion 41 arranged between the first projecting portion 31 and the second projecting portion 32 and the second projecting portion 32 and the third projecting portion 33. 42 and other third accommodating portions 43 are provided.
  • the adjacent protruding portions 30 are separated by a separation distance L.
  • the separation distance L is a distance between adjacent protrusions 30 in a direction substantially perpendicular to the protrusion direction of the protrusion 30 within a range in which the catheter 200 of the storage portion 40 can be accommodated.
  • the separation distance L can be defined, for example, by the distance between each wide portion 36 of the adjacent protrusions 30, but may be defined by the distance at another position.
  • the separation distance L is not particularly limited as long as the catheter 200 can enter, but is preferably 100 mm or less, more preferably 10 to 80 mm, and further preferably 30 to 50 mm.
  • the second protruding portion 32 has an easily deformable portion 37 formed of a structure or material that is more easily bent than other portions at a position close to the main body portion 20 (for example, in the vicinity of the narrow portion 35).
  • the easily deformable portion 37 is a portion that makes it easier for the second protruding portion 32 to be tilted with respect to the main body portion 20.
  • the easily deformable portion 37 is formed from a first accommodating portion 41 to a second accommodating portion 42 sandwiching the second protruding portion 32.
  • the structure and position of the easily deformable portion 37 are not limited as long as the second protruding portion 32 can be easily tilted with respect to the main body portion 20.
  • the easily deformable portion 37 may be formed of a flexible material that is more easily bent than other portions (adjacent portions).
  • the easily deformable portion 37 may be easily deformed by providing the anti-slip portion 50 in addition to the easily deformable portion 37 on the second surface 12 of the holder 10.
  • the easily deformable portion 37 may be formed thinner than other adjacent portions.
  • the easily deformable portion 37 may be formed with one or more grooves, or one or more holes or slits that penetrate or do not penetrate. Further, the easily deformed portion 37 may be subjected to a streak processing. Further, the easily deformable portion 37 may be located at the boundary region between the second protruding portion 32 and the main body portion 20.
  • the easily deformable portion 37 may be formed on both the second protruding portion 32 and the main body portion 20. Alternatively, the easily deformable portion 37 may be formed on the main body portion 20 close to the second protruding portion 32.
  • the easily deformable portion 37 is preferably formed in the second protruding portion 32 in which the second through hole 34 is formed and / or in the main body portion 20 close to the second protruding portion 32, but is not limited thereto. Therefore, the easily deformable portion 37 may be formed in the protruding portion 30 in which the second through hole 34 is not formed and / or in the main body portion 20 close to the protruding portion 30. Further, the easily deformable portion 37 may be formed on all the protruding portions 30 and / or on the main body portion 20 close to the protruding portions 30.
  • the number of protruding portions 30 is 5 in this embodiment, but is not particularly limited.
  • the number of protrusions 30 is preferably 3 to 11, more preferably 5 to 9, and even more preferably 5 to 7.
  • the constituent materials of the main body 20 and the protrusion 30 are not particularly limited, but for example, resins such as polyethylene and polyamide, elastomers, rubber, and waterproof paper can be used.
  • the anti-slip portion 50 is a portion for preventing slippage that covers the entire surface of the holder 10 on the second surface 12 side.
  • the anti-slip portion 50 is formed of, for example, a material having a friction coefficient higher than the friction coefficient of the material of the main body portion 20 and / or the protruding portion 30.
  • the constituent material of the anti-slip portion 50 is not particularly limited, but for example, silicone resin, rubber, polyurethane, or the like can be used.
  • the anti-slip portion 50 may not be covered on the entire surface of the holding portion on the second surface 12 side, and may be covered only on the main body portion 20 or only on the protruding portion 30, for example. Further, the anti-slip portion 50 may be partially formed, for example, a dot-shaped pattern or a linear pattern. Further, the anti-slip portion 50 may be formed by embossing or processing the main body portion 20 and the protruding portion 30 to increase the surface roughness.
  • a catheter 200 having a length of 2 m or more has low maneuverability during a procedure. Therefore, it is preferable that the holder 10 can wrap a part or all of the long catheter 200. For example, by holding about 1 m of the catheter 200 of 2 m or more in the holder 10, the maneuverability of the catheter 200 is remarkably improved. If the number of windings of the catheter 200 around the holder 10 is large, the procedure for winding the catheter 200 around the holder 10 becomes complicated. Therefore, the size of the holder 10 is such that the catheter 200 can be wound about 2 to 3 times. The size is preferable.
  • the holder 10 can have, for example, an outer circumference of the main body 20 of the holder 10 about 300 mm so that the catheter 200 can be wound around 1 m in about 2 to 3 turns.
  • the size of the holder 10 described above is an example, and does not limit the holder 10.
  • the thickness of the holder 10 is not particularly limited, but is, for example, 1 to 3 mm.
  • the surgeon inserts the fingers of one hand (for example, the middle finger and the ring finger) into the first through hole 21 of the holder 10 with the catheter 200 inserted in the living body or before and after inserting the catheter 200 into the living body. Insert and grip the holder 10.
  • the operator grabs the catheter 200 with the other hand and, as shown in FIG. 2, places the shaft portion of the catheter 200 into the first containment portion 41 between the first protrusion 31 and the second protrusion 32. Plug it in.
  • the separation distance L of the first accommodating portion 41 is large, it is easy to insert the catheter 200 into the first accommodating portion 41.
  • the catheter 200 held in the first accommodating portion 41 is held closer to the main body portion 20 than the wide portion 36 of the first protruding portion 31 and the wide portion 36 of the second protruding portion 32. As a result, the catheter 200 is prevented from being caught in the wide portion 36 and falling out of the first accommodating portion 41.
  • the catheter 200 moves from the first surface 11 side on one side of the holder 10 to the second surface 12 side on the other side through the first accommodating portion 41.
  • the catheter 200 may move from the second surface 12 side of the holder 10 to the first surface 11 side through the first accommodating portion 41.
  • the catheter 200 is wound from the side close to the hub toward the tip end side of the catheter 200, but it may be wound from the side close to the tip end side of the catheter 200 toward the proximal end side.
  • the operator maintains the state in which the catheter 200 is held by the first accommodating portion 41, and moves the catheter 200 toward the second surface 12 side of the holder 10 to the second protruding portion 32 and the third protruding portion 32. It is inserted into the second accommodating portion 42 between the portions 33.
  • the separation distance L of the second accommodating portion 42 is relatively large, it is easy to insert the catheter 200.
  • the separation distance L of the second accommodation unit 42 is smaller than the separation distance L of the first accommodation unit 41, but it is easy because the catheter 200 is already held by the first accommodation unit 41 and the position is stable to some extent. Is accommodated in the second accommodating section 42.
  • the catheter 200 held by the second accommodating portion 42 is held closer to the main body portion 20 than the wide portion 36 of the second protruding portion 32 and the wide portion 36 of the third protruding portion 33. As a result, the catheter 200 is prevented from being caught in the wide portion 36 and falling out of the second accommodating portion 42.
  • the catheter 200 moves from the second surface 12 side of the holder 10 to the first surface 11 side through the second accommodating portion 42. Since the separation distance L of the second accommodating portion 42 is smaller than the separation distance L of the first accommodating portion 41, the catheter 200 accommodated in the second accommodating portion 42 is larger than the catheter 200 accommodated in the first accommodating portion 41. However, it is difficult to drop out from the housing 40.
  • the operator holds the catheter 200 in the first accommodating portion 41 and the second accommodating portion 42, and moves the catheter 200 to the first surface 11 side of the holder 10 adjacent to the catheter 200. It is inserted into the third accommodating portion 43 between the three third protruding portions 33.
  • the catheter 200 is already held by the first accommodating portion 41 and the second accommodating portion 42 and the position is stable, so that the third accommodating portion 43 can be easily obtained. Is housed in.
  • the catheter 200 accommodated in the third accommodating portion 43 is held closer to the main body portion 20 than the wide portion 36 of the two third accommodating portions 33. As a result, the catheter 200 is prevented from being caught in the wide portion 36 and falling out of the third accommodating portion 43.
  • the catheter 200 moves from the first surface 11 side to the second surface 12 side of the holder 10 through the third accommodating portion 43. Since the separation distance L of the third accommodating portion 43 is smaller than the separation distance L of the first accommodating portion 41 and the second accommodating portion 42, the catheter 200 accommodated in the third accommodating portion 43 may be the first accommodating portion 41 or It is more difficult to fall off from the accommodating portion 40 than the catheter 200 accommodated in the second accommodating portion 42.
  • the surgeon sequentially inserts the catheter 200 into the accommodating portions 40 arranged on the outer circumference of the main body portion 20.
  • the catheter 200 passes through the accommodating portion 40 while being folded back at the protruding portion 30, and is wound so as to surround the outer circumference of the main body portion 20.
  • the catheter 200 does not necessarily have to be inserted into all the accommodating portions 40. Therefore, the operator can wrap the catheter 200 around the holder 10 while appropriately selecting the accommodating portion 40 into which the catheter 200 is inserted.
  • the operator can operate the holder 10 around which a part of the catheter 200 is wound to push the catheter 200 into the living body, pull it back, or apply torque to rotate the catheter 200.
  • the operator inserts, for example, the middle finger and the ring finger into the first through hole 21 of the main body portion 20, and inserts the thumb into the second through hole 34 of the second protrusion 32. You may.
  • the operator can firmly grasp the holder 10 and operate it accurately.
  • the fingers inserted into the first through hole 21 and the second through hole 34 are not particularly limited.
  • the operator can deform the easily deformable portion 37 and tilt the second protruding portion 32 with respect to the main body portion 20. As a result, the operator can easily touch the catheter 200 with the finger inserted into the second through hole 34. Therefore, the operator can operate the catheter 200 more accurately. Further, as shown in FIG. 5, the operator firmly holds the catheter 200 against the holder 10 by sandwiching the catheter 200 between the second protruding portion 32 tilted by the easily deformable portion 37 and the main body portion 20. It can also be retained. At this time, the catheter 200 is sandwiched between the second protruding portion 32 and the anti-slip portion 50 of the main body portion 20, and slippage is suppressed. Therefore, the operator can accurately operate the catheter 200 by the holder 10.
  • the holder 10 Since the holder 10 is provided with an anti-slip portion 50, it does not slip easily even when placed on a medical drape or the like. Therefore, the holder 10 can prevent the catheter 200 from falling to the floor. Further, the catheter 200 is accommodated and held in a plurality of accommodating portions 40 of the holder 10. Therefore, even if the operator removes the holder 10 from his / her hand, the catheter 200 is maintained in a state of being held by the holder 10. Therefore, it is possible to prevent the catheter 200 from spreading on the medical drape or the like and coming into contact with the device or the like.
  • the holder 10 holds a part of the catheter 200 in the above-mentioned use example, it may hold substantially the entire catheter 200. That is, substantially the entire catheter 200 may be wound around the retainer 10.
  • the holder 10 is a holder 10 for holding a long catheter 200 having flexibility, and is a main body 20 and a plurality of holders protruding from the main body 20. It has a protrusion 30 and can hold the catheter 200 between adjacent protrusions 30, the protrusion 30 has a second through hole 34, and the body 20 has a first through hole 21.
  • the holder 10 configured as described above can hold the catheter 200 by arranging the catheter 200 between the adjacent protrusions 30. Therefore, the holder 10 can hold the long and easily bulky catheter 200 without being bulky. Further, the operator inserts a finger into the first through hole 21 and / or the second through hole 34 of the holder 10 holding the catheter 200, so that the holder 10 can be easily operated. Therefore, the holder 10 can improve the operability of the procedure using the catheter 200 while holding the catheter 200.
  • At least one of the projecting portions 30 has a wide portion 36 whose width expands in the projecting direction. As a result, the catheter 200 held between the adjacent protrusions 30 is likely to be caught by the wide portion 36. Therefore, it is possible to prevent the catheter 200 from falling out from between the protrusions 30.
  • At least one of the through holes is the first through hole 21 arranged in the main body portion 20.
  • the main body portion 20 can be supported by the finger inserted into the first through hole 21, so that the catheter 200 can be easily wound around the protruding portion 30.
  • the catheter 200 wound around the holder 10 can be easily operated by the main body 20.
  • At least one of the through holes is a second through hole 34 arranged in the protrusion 30.
  • the protruding portion 30 can be easily held by the finger inserted into the second through hole 34, so that the catheter 200 wound around the holder 10 can be easily operated.
  • the finger inserted into the protrusion 30 can be easily brought into contact with the catheter 200 held by the holder 10. Since the catheter 200 can be easily held by a finger, the catheter 200 can be easily operated by a finger.
  • an accommodating portion 40 into which the catheter 200 is inserted and held is formed between the adjacent projecting portions 30, and at least one of the accommodating portions 40 has the largest separation distance L between the adjacent projecting portions 30. It is the first accommodating part 41. The larger the separation distance L, the easier it is for the accommodating portion 40 to accommodate the catheter 200.
  • the first accommodating portion 41 it is easy for the operator to start holding the catheter 200 from the first accommodating portion 41 to the holder 10. Then, the operator can sequentially accommodate the catheter 200 in another accommodating portion 40 and easily hold the catheter 200 in the retainer 10.
  • the second accommodating portion 42 which is the accommodating portion 40 having the next largest separation distance L after the first accommodating portion 41, is adjacent to the first accommodating portion 41.
  • the larger the separation distance L the easier the accommodating portion 40 accommodates the catheter 200, but the lower the holding force. Further, the smaller the separation distance L, the more difficult it is for the accommodating portion 40 to accommodate the catheter 200, but the higher the holding power.
  • the catheter accommodated in the first accommodating portion 41 is provided by arranging the second accommodating portion 42, which is slightly more difficult to accommodate than the first accommodating portion 41 but has an increased holding force, next to the first accommodating portion 41.
  • the 200 can be easily and highly held in the second accommodating portion 42. Therefore, the accommodating tool 10 can realize both high operability (accommodation) and high holding force.
  • the protruding portion 30 has an easily deformable portion 37 that can be deformed in order to tilt the protruding portion 30 with respect to the main body portion 20.
  • the protrusion 30 can be tilted with respect to the main body 20 to widen the movable range of the operator's hands and fingers, and the operability is improved.
  • the operator can operate the catheter 200 so as to be sandwiched between the protrusion 30 and the main body 20 by tilting the protrusion 30 with respect to the main body 20. Therefore, the operator can operate the catheter 200 sandwiched and held by the protrusion 30 and the main body 20 with high accuracy. Therefore, the holder 10 can improve the operability of the procedure using the catheter 200 while holding the catheter 200.
  • the second through hole 34 is formed in the protruding portion 30 which is easily tilted with respect to the main body portion 20 by the easily deformable portion 37.
  • the easily deformable portion 37 can be easily deformed by the finger inserted into the second through hole 34.
  • the protruding portion 30 provided with the second through hole 34 with respect to the main body portion 20 it becomes easy to bring the finger inserted into the second through hole 34 into contact with the catheter 200. Since the catheter 200 can be easily held by the finger, the catheter 200 can be easily operated by the finger.
  • the plurality of projecting portions 30 are arranged side by side so as to surround the main body portion 20.
  • the holder 10 can hold the catheter 200 so as to wrap around the main body 20. Therefore, the holder 10 can be easily held by winding the catheter 200, which is long and has low maneuverability.
  • the structure of the protrusion 70 of the holder 60 according to the second embodiment is different from that of the first embodiment.
  • the number of protrusions 70 is an even number, for example, four.
  • the protruding portion 70 includes a first protruding portion 71, a second protruding portion 72, a third protruding portion 73, and a fourth protruding portion 74.
  • a second through hole 75 is formed in each of the protruding portions 70.
  • the first protruding portion 71 and the third protruding portion 73 are a first inner inclined portion 76 that is inclined toward the first surface 11 side with respect to the main body portion 20 while being separated from the main body portion 20, and a main body that is curved while being separated from the main body portion 20.
  • a first outer inclined portion 77 that is inclined toward the second surface 12 side with respect to the portion 20 is provided.
  • the first outer inclined portion 77 is farther from the main body portion 20 than the first inner inclined portion 76.
  • the inclination angle ⁇ of the first inner inclined portion 76 with respect to the main body portion 20 is not particularly limited, but is, for example, less than 90 °, preferably 30 ° or less, and more preferably 15 ° or less.
  • the inclination angle ⁇ of the first outer inclined portion 77 with respect to the main body portion 20 is not particularly limited, but is, for example, less than 90 °, preferably 20 ° or less, and more preferably 10 ° or less.
  • the second protruding portion 72 and the fourth protruding portion 74 are a second inner inclined portion 78 that is inclined toward the second surface 12 side with respect to the main body portion 20 while being separated from the main body portion 20, and a main body that is curved while being separated from the main body portion 20.
  • a second outer inclined portion 79 that is inclined toward the first surface 11 side with respect to the portion 20 is provided.
  • the second outer inclined portion 79 is farther from the main body portion 20 than the second inner inclined portion 78.
  • the inclination angle of the second inner inclined portion 78 with respect to the main body portion 20 is not particularly limited, but is, for example, less than 90 °, preferably 30 ° or less, and more preferably 15 ° or less.
  • the inclination angle of the second outer inclined portion 79 with respect to the main body portion 20 is not particularly limited, but is, for example, less than 90 °, preferably 20 ° or less, and more preferably 10 ° or less.
  • the holder 60 according to the second embodiment has an even number of protrusions 70 and accommodating portions 40. Therefore, when the catheter 200 is inserted into all the accommodating portions 40 and wound around the holder 60 a plurality of times, the catheter 200 passing through the same accommodating portion 40 has the accommodating portion in the same direction as shown in FIG. 6 (A). Pass through 40. Therefore, the holder 60 can arrange the catheters 200 in an orderly manner, and can improve the operability of the catheter 200. Further, the directions in which the first inner inclined portion 76 and the second inner inclined portion 78 arranged around the main body portion 20 are inclined with respect to the main body portion 20 are alternately changed in the order in which the protruding portions 70 are arranged. Therefore, the catheter 200 can be easily accommodated in the accommodating portion 40.
  • each of the protruding portions 70 is provided with the first outer inclined portion 77 and / or the second outer inclined portion 79
  • the catheter 200 housed in the accommodating portion 40 is provided with the first outer inclined portion 77 or the second outer inclined portion 77 or the second. It is easy to get caught in the outer inclined portion 79. Therefore, the catheter 200 is prevented from being caught by the first outer inclined portion 77 and / or the second outer inclined portion 79 and falling off from the accommodating portion 40.
  • the heights of the plurality of side-by-side projecting portions 70 from the surface on which the plate-shaped main body portion 20 is located alternate along the line-up direction. Change. This makes it easy for the surgeon to alternately insert the catheter 200 into the accommodating portion 40 between adjacent protrusions 70 at different heights while folding back.
  • the structure of the main body 90 and the protrusion 100 of the holder 80 according to the third embodiment is different from that of the first embodiment.
  • the main body 90 has a flat plate shape and is formed of a substantially rectangular shape that is long in one direction.
  • the protrusion 100 includes a first protrusion 101 and a second protrusion 102 that are alternately arranged on the long sides of the main body 90.
  • the first projecting portion 101 projects from the first surface 11 side of the side surface forming the long side of the main body portion 90.
  • the second protruding portion 102 protrudes from the second surface 12 side of the side surface forming the long side of the main body portion 90.
  • the first protruding portion 101 and the second protruding portion 102 are alternately arranged around the main body portion 90.
  • a housing portion 110 is formed between the first protruding portion 101 and the second protruding portion 102.
  • the first projecting portion 101 and the second projecting portion 102 are not formed with a wide portion and a narrow portion, but a wide portion and a narrow portion may be formed.
  • the plate thicknesses of the first protruding portion 101 and the second protruding portion 102 are thinner than the plate thickness of the main body portion 90, but may be substantially the same as the plate thickness of the main body portion 90. That is, the main body 90 and the protrusion 100 may be formed of a plate material having a substantially constant thickness.
  • the holder 80 according to the third embodiment is formed long in one direction, and the protrusion 100 and the accommodating portion 110 are lined up on each long side. Therefore, as shown in FIG. 8, the catheter 200 is folded back at one end side in the extending direction of the long side of the holder 80 and held by the accommodating portions 110 arranged on both long sides of the holder 80 without winding. Will be done. On each long side, a first projecting portion 101 projecting from the first surface 11 side and a second projecting portion 102 projecting from the second surface 12 side are alternately arranged. Therefore, it is easy to accommodate the catheter 200 in the accommodating portion 110 while folding back at each protruding portion 100.
  • the catheter 200 may be held by the holder 80 so as to wind the holder 80 a plurality of times.
  • the holder 120 according to the fourth embodiment is different from the third embodiment in that it has a structure formed by bending a flat plate in a wavy shape.
  • the main body 130 is formed in a substantially rectangular shape that is long in one direction, and is formed by bending a plurality of wavy shapes.
  • the protrusions 140 include first protrusions 141 and second protrusions 142 that are alternately arranged on the long sides of the main body 130. All first protrusions 141 are arranged on the same surface. Further, all the second protrusions 142 are arranged on the same surface. Since the main body 130 is formed in a wavy shape, the surface on which the first protrusion 141 is arranged and the surface on which the second protrusion 142 is arranged are different.
  • a housing portion 150 is formed between the first protruding portion 141 and the second protruding portion 142.
  • the holder 120 according to the fourth embodiment is formed long in one direction, and the protruding portion 140 and the accommodating portion 150 are lined up on each long side. Therefore, the catheter 200 is folded back at one end side in the extending direction of the long side of the holder 80 without being wound, and is held by the accommodating portions 150 arranged on both long sides of the holder 120. On each long side, first protrusions 141 and second protrusions 142 having different heights are alternately arranged. Therefore, it is easy to accommodate the catheter 200 in the accommodating portion 150.
  • the catheter 200 may be held by the holder 120 so as to wind the holder 120 a plurality of times. Since the holder 120 can easily manufacture a flat plate by press working or the like, the cost can be reduced.
  • the present invention is not limited to the above-described embodiment, and various modifications can be made by those skilled in the art within the technical idea of the present invention.
  • the main body portion and the protruding portion do not have to be plate-shaped.
  • the through holes may not be provided in the main body portion and the protruding portion.
  • the anti-slip portion may or may not be provided on both the first surface 11 and the second surface 12.

Landscapes

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

Abstract

La présente invention concerne un outil de maintien qui est susceptible de maintenir un cathéter sans créer de volume et grâce auquel il est également possible d'améliorer le niveau de manipulation dans les opérations utilisant le cathéter. Cet outil de maintien (10) pour maintenir un cathéter (200) souple présente une partie corps (20) et une pluralité de parties faisant saillie (30) faisant saillie depuis la partie corps (20), le cathéter (200) pouvant être maintenu entre les parties faisant saillie (30) adjacentes, les parties faisant saillie (30) ayant un second trou traversant (34), et la partie corps (20) ayant de premiers trous traversants (21).
PCT/JP2020/024080 2019-08-29 2020-06-19 Outil de maintien Ceased WO2021039052A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021542036A JP7494187B2 (ja) 2019-08-29 2020-06-19 保持具

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019156619 2019-08-29
JP2019-156619 2019-08-29

Publications (1)

Publication Number Publication Date
WO2021039052A1 true WO2021039052A1 (fr) 2021-03-04

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ID=74685830

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Application Number Title Priority Date Filing Date
PCT/JP2020/024080 Ceased WO2021039052A1 (fr) 2019-08-29 2020-06-19 Outil de maintien

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JP (1) JP7494187B2 (fr)
WO (1) WO2021039052A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060065772A1 (en) * 2004-09-27 2006-03-30 Deka Products Limited Partnership Infusion set improvements
US20160089204A1 (en) * 2014-09-29 2016-03-31 Ken Wah Chow Medical device management unit
WO2016104189A1 (fr) * 2014-12-26 2016-06-30 テルモ株式会社 Récipient de stockage
JP2017500176A (ja) * 2013-11-26 2017-01-05 アヴェント インコーポレイテッド カテーテル張力緩和クリップ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060065772A1 (en) * 2004-09-27 2006-03-30 Deka Products Limited Partnership Infusion set improvements
JP2017500176A (ja) * 2013-11-26 2017-01-05 アヴェント インコーポレイテッド カテーテル張力緩和クリップ
US20160089204A1 (en) * 2014-09-29 2016-03-31 Ken Wah Chow Medical device management unit
WO2016104189A1 (fr) * 2014-12-26 2016-06-30 テルモ株式会社 Récipient de stockage

Also Published As

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JP7494187B2 (ja) 2024-06-03

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