WO2017060913A1 - Dispositif médical de fixation à administration précise d'adhésif - Google Patents

Dispositif médical de fixation à administration précise d'adhésif Download PDF

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Publication number
WO2017060913A1
WO2017060913A1 PCT/IN2016/000067 IN2016000067W WO2017060913A1 WO 2017060913 A1 WO2017060913 A1 WO 2017060913A1 IN 2016000067 W IN2016000067 W IN 2016000067W WO 2017060913 A1 WO2017060913 A1 WO 2017060913A1
Authority
WO
WIPO (PCT)
Prior art keywords
adhesive
medical device
tube
precise
stiff
Prior art date
Application number
PCT/IN2016/000067
Other languages
English (en)
Inventor
Venkata Surya Jagannath Yedida
Original Assignee
Venkata Surya Jagannath Yedida
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 Venkata Surya Jagannath Yedida filed Critical Venkata Surya Jagannath Yedida
Publication of WO2017060913A1 publication Critical patent/WO2017060913A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00491—Surgical glue applicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0801—Prevention of accidental cutting or pricking
    • A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs

Definitions

  • the present invention relates to a versatile sterilizable medical device that can deliver accurate doses of adhesive and other liquids via a soft micro delivery tip that has a adhesive chamber and a precise controlling mechanism that can deliver accurate doses of adhesive in hard to reach places and surfaces.
  • Using adhesive to affix the mesh during hernia procedures entails preparing the device with inconvenient preparation steps, delayed fixation process. Also the existing adhesive affixation devices mimic the fixation devices that use sutures, tacks, screws thus inheriting their awkward handling, shape, size, inflexibility, restricted movement and restricted application angles and surfaces.
  • an US specification US 20100081993 A1 discloses a medical device mechanical pump with a housing with a compartment for removable receiving a cartridge containing a therapeutic agent, a conduit configured to operatively provide a fluid flow path for therapeutic agent to exit from the cartridge, a user activated delivery button, a trigger mechanism, and a mechanical pump mechanism.
  • the trigger mechanism, user activated delivery button and mechanical pump mechanism of the medical device pump are configured such that the trigger mechanism is activated by a user fully activating the user activated delivery button.
  • such full activation generates mechanical power employed by, and sufficient for, the mechanical pump mechanism to pump a predetermined volume of therapeutic agent from the cartridge and through the fluid flow path.
  • an US specification US 7669597 B2 discloses combination unit dose dispensing containers wherein the dosage forms containing pharmaceutical compositions for use in devices to produce a spray or mist delivery of the compositions include dosage blister compartments and a dispensing blister compartment, wherein crushing of the compartments delivers the compositions in a desired spray pattern.
  • Certain dosage forms include a plurality of dosage chambers each containing a component or a portion of a pharmaceutical composition, the contents of which are mixed or combined just prior to or during administration.
  • the main objective of the present invention is to provide an adhesive affixation medical device system to provide a precise delivery of adhesive at various affixation points.
  • a medical device with precise adhesive delivery comprising of : an ADHESIVE CHAMBER; a FILLING PORT configured for introducing the adhesive into the said ; a TURNING KNOB configured for delivering controlled micro drops from the said chamber; a STIFF TUBE; and a FLEXIBLE TUBE with a narrow bore which is tipped with a SOFT MICROBORE TIP.
  • One important objective of the present embodiment is to provide for storage system that can enforce sterility of the components.
  • Another important objective of the current invention is to provide for streamlined pathway for the adhesive to flow unrestricted and smoothly from the storage chamber to the application site.
  • One objective of the current invention is to provide a precise and accurate way to dispense adhesive.
  • Another objective of the present embodiment is to provide a convenient way to hold the dispensing device while applying the adhesive.
  • Yet another objective of the present embodiment is to provide for full freedom of movement in order to apply the adhesive at hard to reach zones or places during application.
  • Yet another objective of the present embodiment is to provide for a possibility of low trauma during and after the procedure.
  • One objective of the present invention is to make the device very simple to use and with minimal number of get ready procedural steps.
  • One objective of the present invention is to make device easy to operate without awkward handling angles and positions.
  • Yet another objective of the present invention is to decrease the weight of the affixation device so that it can held comfortably and for longer duration during the procedure thus decreasing the strain on the hands.
  • One major objective of the present invention is to ensure that the adhesive can be applied to hard to reach places and awkward angles.
  • One important objective of the present invention is to provide for a flexible and soft front portion that can reduce the possibility of accidental trauma while applying the adhesive.
  • One major objective of the present invention is to provide for micro drop delivery of adhesive at application point thus preventing over application, wastage and accidental adhesion.
  • FIG.1 Illustrates a schematic view of a first embodiment including the device configuration (TYPE A) in accordance with the present invention
  • FIG.2 Illustrates a schematic view of a second embodiment including the device configuration (TYPE B) in accordance with the present invention
  • FIG. 3 Illustrates the assembly of FLEXIBLE TUBE inside the STIFF TUBE schematic using a cross-section in accordance with the present invention
  • Fig. 4 Illustrates the schematic of the TYPE A application device and procedure to prepare the application device before use in accordance with the present invention
  • Fig. 5 Illustrates the schematic of the degrees of freedom of the FLEXIBLE TUBE while applying the adhesive in accordance with the present invention
  • Fig. 6 Illustrates the procedure to operate the TYPE A application device to deliver the adhesive at the application site in accordance with the present invention
  • FIG. 7 Illustrates the schematic of TYPE B application device in accordance with the present invention.
  • Fig. 8 Illustrates the procedure to operate the TYPE B application device to deliver the adhesive at the application site in accordance with the present invention
  • the present invention provides for a embodiment made up of rigid and stiff elements that can be manufactured from metallic elements like stainless steel, aluminum, copper and other metals or alloys or polymer materials.
  • Polymers like polyethylene or polypropylene, nylon, polytetrafluoroethylene (PTFE), polyether ether ketone (PEEK) a combination thereof are also preferred.
  • More preferable materials include polymers like polyethylene, polypropylene, poly olefins, cyclic olefins, polyethylene terephthalate (PET), or a combination thereof.
  • Flexible polymers like natural rubbers, silicone rubber, neoprene or a combination thereof can also be used to manufacture the flexible items of the embodiment like the seal and flexible tubing and microbore tubing and narrow bore tubing.
  • TYPE A (Fig.1) and TYPE B (Fig.2) device.
  • Fig 1 shows a device (Type A) having an ADHESIVE CHAMBER, A FILLING PORT to introduce the adhesive into the chamber, a TURNING KNOB that can be used to deliver controlled micro drops from the application device, a length of STIFF TUBE, a FLEXIBLE TUBE with a narrow bore which is tipped with a SOFT MICROBORE TIP.
  • Fig 2 shows a device (Type B) having a preloaded ADHESIVE CHAMBER, a TURNING KNOB that can be used to deliver controlled micro drops from the application device, a length of STIFF TUBE, a FLEXIBLE TUBE with a narrow bore which is tipped with a SOFT MICROBORE TIP.
  • TYPE A device has a filling port that is closed with a cap(Fig.l).
  • the FILLING PORT CAP can be removed (Fig.lA) and a syringe or a similar device can be used to inject (Fig.l B) the adhesive to fill the interior ADHESIVE CHAMBER.
  • TYPE B is a pre-loaded device that has a built in ADHESIVE filled chamber in the form of a COLLAPSIBLE CARTRIDGE (Fig.7).
  • Both TYPE A and TYPE B forms of the devices, one one end, include a TURNING KNOB (Fig.1 & Fig.2) that is heavily knurled to present a firm grip to the fingers.
  • the TURNING KNOB on the other end has a pointed threaded rod, THREADED PLUNGER (Fig.5A).
  • the THREADED PLUNGER is threaded into the ADHESIVE CHAMBER via a THREADED NUT (Fig.5A).
  • a SQUEEZING STUB (Fig.7, Fig.9B).
  • the SQUEEZING STUB has a slotted middle that accommodates the sealed narrow end of the ADHESIVE CARTRIDGE.
  • the SQUEEZING STUB is made up a strong polymer material like nylon, polyethylene, polypropylene, or a combination thereof.
  • the lips of the SQUEEZING STUB are rounded (Fig.9A) so as to ride the collapsible tube smoothly as the stup compress the collapsible tube lengthwise from the bottom to the top, thus expressing out the adhesive inside of the collapsing tube from the pierced end on the top.
  • ADHESIVE CARTRIDGE has a thin perforable film on the top (Fig.9A).
  • the ADHESIVE CARTRIDGE is made of a laminated plastic collapsible tube or preferably collapsible aluminum tube. The adhesive is filled in from the bottom and then the bottom is heat sealed in case of a plastic laminate tube or crimped in case of aluminum collapsible tube (Fig.9A).
  • Both TYPE A and TYPE B forms of the device include, on the other end, a STIFF TUBING (Fig.1 , Fig.2), of about thirty to forty centimeters length and four to seven millimeters diameter and about one to two millimeter thickness, made up of a stiff material like nylon, polyethylene, polypropylene, polyethylene terephthalate (PET), or a combination thereof or metallic material like preferably stainless steel, copper, aluminum or alloys thereof.
  • FLEXIBLE TUBE (Fig.3) is of longer length (about five to ten centimeters more) than STIFF TUBING and runs along the length of STIFF TUBING.
  • FLEXIBLE TUBE is preferably made out of silicone rubber. Polytetrafluoroethylene (PTFE), polyether ether ketone (PEEK) material can also 1 be considered.
  • the diameter of the FLEXIBLE tube is less than the diameter of the STIFF TUBING so that it can be easily inserted along the length of the STIFF TUBE.
  • FLEXIBLE TUBE needs to be of narrow bore so as to decrease the dead volume in the adhesive path. A bore diameter of quarter a millimeter to one millimeter is preferable.
  • FLEXIBLE TUBE is fixed tight within the STIFF TUBE using HOLDING PLUGs on both ends of STIFF TUBE (Fig.3).
  • the open end of the FLEXIBLE TUBE carries a small MICROBORE TIP.
  • the material of MICROBORE TIP is preferably made out of silicone rubber, Polytetrafluoroethylene (PTFE), polyether ether ketone (PEEK) material can also be considered.
  • MICROBORE TIP is about quarter millimeter in diameter and length of about five millimeters with about three millimeters inserted into the FLEXIBLE TUBE. Silicone rubber is prefered material due to its softness.
  • FILLING PORT CAP is removed (Fig. 5A) revealing the FILLING PORT.
  • ADHESIVE is injected into the ADHESIVE CHAMBER via the FILLING PORT (Fig.5 B and C).
  • FILLING PORT is plugged back using the FILLING PORT CAP (Fig.5D).
  • the TURNING KNOB is twisted clockwise using thumb and forefinger (Fig.6A), causing the THREADED PLUNGER thread through the THREADED NUT embedded at one end of the ADHESIVE CHAMBER (Fig.5A) thus pushing the SEAL forward (Fig.6B).
  • the TURNING KNOB is twisted clockwise using thumb and forefinger, causing the THREADED PLUNGER thread through the THREADED NUT embedded at one end of the ADHESIVE CHAMBER thus pushing the SQUEEZING STUB forward (Fig.8A).
  • the adhesive exits out from the MICROBORE TIP as fine drops.
  • the application device is inserted into one of the laparoscopic port (preferably right most one).
  • the MICROBORE TIP is taken near the mesh edge and the TURNING KNOB is twisted firmly and slowly so as to deposit a very small microdrop of adhesive over the mesh.
  • the adhesive adheares within seconds to the tissue thus binding the mesh to the tissue.
  • FLEXIBLE TUBE in conjunction with MICROBORE TIP at the end of the affixation device can offer the doctor or a surgeon, great degree of maneuverability regarding application of adhesive while affixing the mesh during the procedure.
  • the FLEXIBLE TUBE can be moved full 360 degrees using the help of a forceps that is introduced via a laparoscopic port.
  • the MICROBORE TIP being a soft material does not cause any trauma even when touching or pushing or grazing against various tissues or skin during the procedure.
  • the MICROBORE TIP can reach various places and deposit the adhesive accordingly.

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Mechanical Engineering (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

La présente invention concerne un dispositif médical à administration précise d'adhésif comprenant : une chambre d'adhésif ; un orifice de remplissage conçu pour l'introduction de l'adhésif dans ladite chambre ; un bouton tournant conçu pour l'administration de micro-gouttes régulées à partir de ladite chambre ; un tube rigide ; et un tube flexible présentant un trou étroit qui est pourvu d'une pointe microbore souple.
PCT/IN2016/000067 2015-10-07 2016-03-14 Dispositif médical de fixation à administration précise d'adhésif WO2017060913A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN5377/CHE/2015 2015-10-07
IN5377CH2015 2015-10-07

Publications (1)

Publication Number Publication Date
WO2017060913A1 true WO2017060913A1 (fr) 2017-04-13

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ID=56081531

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2016/000067 WO2017060913A1 (fr) 2015-10-07 2016-03-14 Dispositif médical de fixation à administration précise d'adhésif

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WO (1) WO2017060913A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108505290A (zh) * 2018-05-04 2018-09-07 佛山科学技术学院 一种洗衣液自动投放装置
US11559294B2 (en) 2018-07-19 2023-01-24 Sanulus Medical, LLC Devices and methods for targeted delivery of a substance
US11896523B2 (en) 2018-07-19 2024-02-13 Sanulus Medical, LLC Devices and methods for targeted delivery of a substance

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006117783A2 (fr) * 2005-05-02 2006-11-09 Resqmedical Ltd. Catheter a retrait automatique permettant l'injection de substances dans des voies corporelles, et trousses contenant ce catheter
WO2009086650A1 (fr) * 2008-01-11 2009-07-16 Medmix Systems Ag Dispositif distributeur pour cartouche multiple
US20090264831A1 (en) * 2008-04-21 2009-10-22 Medtronic Vascular, Inc. Dual Syringe Injector System
US7669597B2 (en) 2007-05-16 2010-03-02 Mystic Pharmaceuticals, Inc. Combination unit dose dispensing containers
US20100081993A1 (en) 2008-09-30 2010-04-01 Animas Corporation Medical Device Mechanical Pump
US20100282774A1 (en) * 2008-01-11 2010-11-11 Medmix Systems Ag Discharge apparatus comprising rotating device
US20110208238A1 (en) * 2010-02-23 2011-08-25 Cryolife, Inc. Applicator delivery tip extension

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006117783A2 (fr) * 2005-05-02 2006-11-09 Resqmedical Ltd. Catheter a retrait automatique permettant l'injection de substances dans des voies corporelles, et trousses contenant ce catheter
US7669597B2 (en) 2007-05-16 2010-03-02 Mystic Pharmaceuticals, Inc. Combination unit dose dispensing containers
WO2009086650A1 (fr) * 2008-01-11 2009-07-16 Medmix Systems Ag Dispositif distributeur pour cartouche multiple
US20100282774A1 (en) * 2008-01-11 2010-11-11 Medmix Systems Ag Discharge apparatus comprising rotating device
US20090264831A1 (en) * 2008-04-21 2009-10-22 Medtronic Vascular, Inc. Dual Syringe Injector System
US20100081993A1 (en) 2008-09-30 2010-04-01 Animas Corporation Medical Device Mechanical Pump
US20110208238A1 (en) * 2010-02-23 2011-08-25 Cryolife, Inc. Applicator delivery tip extension

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108505290A (zh) * 2018-05-04 2018-09-07 佛山科学技术学院 一种洗衣液自动投放装置
CN108505290B (zh) * 2018-05-04 2023-12-26 佛山科学技术学院 一种洗衣液自动投放装置
US11559294B2 (en) 2018-07-19 2023-01-24 Sanulus Medical, LLC Devices and methods for targeted delivery of a substance
US11896523B2 (en) 2018-07-19 2024-02-13 Sanulus Medical, LLC Devices and methods for targeted delivery of a substance

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