US20110106130A1 - Disposable Gynecologic Instrument For Dilation Of Body Cavities By Fluid Injection - Google Patents

Disposable Gynecologic Instrument For Dilation Of Body Cavities By Fluid Injection Download PDF

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Publication number
US20110106130A1
US20110106130A1 US12/990,466 US99046609A US2011106130A1 US 20110106130 A1 US20110106130 A1 US 20110106130A1 US 99046609 A US99046609 A US 99046609A US 2011106130 A1 US2011106130 A1 US 2011106130A1
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US
United States
Prior art keywords
dilation
instrument
fluid injection
body cavities
reservoir
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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.)
Abandoned
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US12/990,466
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English (en)
Inventor
Dobrivoje Rajkovic
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AUDIOTEL doo
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AUDIOTEL doo
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Filing date
Publication date
Application filed by AUDIOTEL doo filed Critical AUDIOTEL doo
Publication of US20110106130A1 publication Critical patent/US20110106130A1/en
Abandoned legal-status Critical Current

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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
    • A61M29/00—Dilators with or without means for introducing media, e.g. remedies
    • A61M29/02—Dilators made of swellable material

Definitions

  • Disposable gynecologic instrument for dilation of body cavities by fluid injection belongs to the field of medicine, to the medicinal apparatus, devices, or instruments for performing medical examination of interior of body cavities or tubular organs, particularly to the gynecologic or obstetrics instruments for opening or increasing of visual field in interior of body cavities or to the devices working on syringe principle, where incompressible fluid inside of a syringe reservoir is pressed by piston, i.e belongs to the devices for dilation of body cavities—dilators realized with inflatable materials.
  • Disposable gynecologic instrument for dilation of body cavities by fluid injection resolve the problem of construction of such medical instrument which by its simple, practical and safe structure resolve the problem of gradual (controlled) dilation of body cavities so that prevent the damage of colagen and muscle tissues, which surround the body cavities, particularly woman cervix, which instrument may be realized as a whole with a dilation probe, containing cannula for providing stiffness, and through which and/or arround which will pass the incompressible fluid which will expand the dilation probe (catheter baloon) made of particularly woven material, which will allow spreading till an previously determined diameter, so that it obtains an cylindrical shape.
  • Disposable gynecologic instrument for dilation of body cavities by fluid injection solves the problem of simple construction of an disposable gynecologic instrument, simply for use, which because of its suitable handle solve the problem of gradual (controlled) dilation of body cavities realized by simple pressure of two fingers, whereas the instruments are delivered to the user packed, sterilized and ready for use, and which after use may be either completely rejected or returned back to the manufacturer as secondary raw material where, at the manufacturer, reservoir may be re-filled, replaced used dilation probe (catheter balloon), where folding the instrument may be finished, done its sterilization, packaging and return to the market.
  • Hegar's method which is now widely applied, has a series of shortcomings whereas the biggest problem was damage of muscle fibers, and also a high probability in occurrence of various infections in the application of this method.
  • the basic drawback is the application of large forces during insertion of these inserts one by one, as well occurrence of friction during insertation of inserts, which is also followed by pain during this procedure.
  • Disposable gynecologic instrument for dilation of body cavities by fluid injection represent a manual hydraulic pump, which in appearance resembles a gun, and is presented as a whole with dilation probe (shown on a particular drawing), and which is located and locked on the top of the cannula).
  • This gynecological instrument consists of a instrument body with an reservoir for incompressible fluid in the handle, whereas the instrument body and a handle are made in whole form and are presented as so-called pistol handle.
  • the trigger the pressing of which (by controlled force) starts the piston pressing the fluid volume within the cylinder filled with incompressible fluid, and so pumps out the incompressible fluid from the reservoir through the lower cannula and irreversible valve (to prevent the return of incompressible fluid back in the reservoir) and pushes fluid through the second irreversible valve (to prevent return of incompressible fluid from catheter balloon of dilation probe), into the main pipe, and then into catheter balloon of dilation probe, which is radially spreaded, causing by this way a gradually spreading of the body cavity into which is inserted the balloon of dilation probe.
  • the main instruments pipe is by screw thread attached to the front of the instrument body, and on the protruding end of the main pipe is by screw thread fixed support of a catheter balloon of the dilation probe, which is by the lock of catheter balloon fixed to the support.
  • a vent structure which after the use of the gynecologic instrument and realization of the anticipated physical enlargement of the opening (when the catheter balloon is fully inflated) allows to reduce the pressure in it, by simply removal the vent lock, which allows return of incompressible fluid into the reservoir, and lowering the piston to the end of piston stroke, vent lock will lock the piston in his final position, which disabled his return to the operating position, and thus at the same time prevents the repeated use of gynecology instrument.
  • FIG. 1 shows the general layout of disposable gynecologic instrument for dilation of body cavities by fluid injection
  • FIG. 2 shows a lateral view to the structure of disposable gynecologic instrument for dilation of body cavities by fluid injection, according to the invention
  • FIG. 3 shows the general layout to the section of dilation probe with the body closed with a closure through which is dragged a top of dilation probe that is implantable into the body cavity;
  • FIG. 4 shows an enlarged detail A from FIG. 3 , which shows the structure of the top of dilation probe presented with the arrangement of layers, which probe is implemented into the body cavity, and which layers then are spreaded under action of incompressible fluid pushed by piston, broadening gradually, by this way, the sides of the body cavity.
  • FIG. 1 disposable gynecologic instrument for dilation of body cavities by fluid injection, according to the invention, which represent a manual hydraulic pump, which consists of the instrument body 1 to which is from the bottom tightly fixed a handle 2 with the reservoir 3 .
  • the trigger 4 At the frontal part of the instrument body 1 , projected is the trigger 4 which is adapted for pressing with two fingers, in order to be easier, and by the controlled force, achieved a higher pressure in the system.
  • a main pipe 5 On the front of the instrument body 1 is by screw thread attached a main pipe 5 , in the projected part of which is by screw thread fastened a support 6 for the body of dilation probe with the holding fixture 7 of the dilation balloon (where the dilation probe is not shown, for example, realized as a hollow cannula of polypropylene, which is wrapped by internal elastic rubber layer, which is all over wrapped by a weaved layer of polyethylene material that may be evenly spreaded by its diameter—to previously determined diameter value—regardless of the pressure which causes this spreading, and where is all over wrapped an outer rubber layer).
  • the button 8 of a squeezer with vent protector 9 On the body 1 on the upper right side is the button 8 of a squeezer with vent protector 9 , and in front of it is the holder 10 for the small spring 11 of the upper irreversible valve 12 .
  • FIG. 2 shows a lateral view to the structure of disposable gynecologic instrument for dilation of body cavities by fluid injection, according to the invention, whereas may be seen its detailed structure, which consists of the instrument body 1 to which is from the bottom tightly fixed a handle 2 with the reservoir 3 which is positioned inside the handle 2 .
  • the lower cannula 21 through which the incompressible fluid passes from the reservoir into the body 1 , which cannula 21 to its upper has a irreversible-valve 22 , in which, in the seat of the sealing ball, positioned sealing ball is pushed downwards by a small spring 23 closing, such a way, the irreversible-valve 22 so that it does not allow the return of incompressible fluid into the reservoir 3 .
  • Handle 2 is fixed to the body 1 underneath by the screw 24 within the cavity 25 , and by all the upper edge of the handle 2 where is settled the reservoir gasket 26 .
  • Trigger 4 At the bottom part of the front side on the body 1 , protruded, slidingly is set trigger 4 , which pump incompressible fluid ino the main pipe 5 .
  • Trigger 4 is designed for pressing with two fingers in order to enable easier controll of the pressure force, and to achieve a higher pressure in the system, and thus make a graduall increase of balloon in the dilation probe.
  • Trigger 4 is a by screw 41 connected to the main piston 42 , which is suppressing a great resistance of the bigger spring 43 positioned around the cylinder in which the main piston 42 is connected to one branch of the three-way pipeline 44 , while the other two branches through irreversible valves are connected so, that one to the upper irreversible valve 12 , which provides that the incompressible fluid can not return from the main pipe 5 , ie. from catheter balloon of the dilation probe, and other to the lower irreversible valve 22 to prevent the return of the incompressible fluid into reservoir 3 .
  • Upper irreversible valve 12 on its upper end has a holder 10 for the small spring 11 of the upper irreversible valve 12 .
  • Vent arrangement is located on the upper rear end and consists of button 8 of a squeezer with vent protector 9 , while is along the axis below the O-ring 81 placed stopper 82 of exhaust valve, piston 83 of the vent movable within the vent piston cylinder, below which is located the special gasket 84 under which is lock 85 of the vent piston, whilst at the bottom is positioned a special gasket 86 .
  • FIG. 3 shows the general layout of the section of dilation probes body 100 closed with a closure 110 through which is dragged a top 120 of the dilation probe that is implanted into he body cavity.
  • a catheter balloon of the dilation probe On holding fixture 7 of the hollow cannulla, of mandrel 160 is locked a catheter balloon of the dilation probe by lock 71 so that the is achived the stiffness of the arrangement which facilitates the entry into the body cavity to be spread.
  • FIG. 4 which is an enlarged detail A from FIG. 3 , shows the detailed construction of layers of probe 120 , which is implemented in the body cavity, and whose layers, by actions of liquid supressed by main piston 42 , become wider, gradually broadening to the way the walls of the body cavity. It may be seen that is arround the hollow cannulla of the mandrel 160 wrapped an inner-rubber layer 170 , which all over itself has a strengthened layer made of woven polyethylene material 180 that may evenly spread by the extent to an in advance determined values in diameter, regardless of the applied pressure from the inside, which this increase in diameter will not be affected by the shortening by length, and will allow later that this dilation balloon may be returned to its initial diameter without banding and ruffle of material.
  • Disposable gynecologic instrument for dilation of body cavities by fluid injection is now possible or to be rejected, or to be returned to the manufacturer as a secondary raw material, where at the manufacturers the reservoir may be re-filled, replaced the used dilation probe (catheter balloon), finished the folding of the instrument, the sterilization, packaging and return to the market.

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  • Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
US12/990,466 2008-03-31 2009-03-31 Disposable Gynecologic Instrument For Dilation Of Body Cavities By Fluid Injection Abandoned US20110106130A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
RS20080130A RS52709B (en) 2008-03-31 2008-03-31 GYNECOLOGICAL INSTRUMENT FOR SINGLE USE FOR DILATATION OF BODY Apertures BY LIQUID FLUID
RSP2008-0130 2008-03-31
PCT/RS2009/000013 WO2009123490A1 (en) 2008-03-31 2009-03-31 Disposable gynecologic instrument for dilation of body cavities by fluid injection

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
PCT/RS2009/000013 A-371-Of-International WO2009123490A1 (en) 2008-03-31 2009-03-31 Disposable gynecologic instrument for dilation of body cavities by fluid injection

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US16/126,926 Continuation US11020574B2 (en) 2008-03-31 2018-09-10 Disposable gynecologic instrument for dilation of body cavities by fluid injection

Publications (1)

Publication Number Publication Date
US20110106130A1 true US20110106130A1 (en) 2011-05-05

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ID=41008965

Family Applications (2)

Application Number Title Priority Date Filing Date
US12/990,466 Abandoned US20110106130A1 (en) 2008-03-31 2009-03-31 Disposable Gynecologic Instrument For Dilation Of Body Cavities By Fluid Injection
US16/126,926 Active 2029-07-29 US11020574B2 (en) 2008-03-31 2018-09-10 Disposable gynecologic instrument for dilation of body cavities by fluid injection

Family Applications After (1)

Application Number Title Priority Date Filing Date
US16/126,926 Active 2029-07-29 US11020574B2 (en) 2008-03-31 2018-09-10 Disposable gynecologic instrument for dilation of body cavities by fluid injection

Country Status (6)

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US (2) US20110106130A1 (ru)
EP (1) EP2282665B1 (ru)
CN (1) CN102083355B (ru)
EA (1) EA019153B1 (ru)
RS (1) RS52709B (ru)
WO (1) WO2009123490A1 (ru)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150289920A1 (en) * 2014-04-10 2015-10-15 Channel Medsystems, Inc. Apparatus and methods for regulating cryogenic treatment
CN111920374A (zh) * 2020-08-11 2020-11-13 王明行 一种便于妇产科临床使用的扩阴装置
US10959879B2 (en) 2011-02-01 2021-03-30 Channel Medsystems, Inc. Methods and apparatus for cryogenic treatment of a body cavity or lumen

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011137333A2 (en) * 2010-04-30 2011-11-03 University Of Cincinnati Handheld devices for dilating tissue
CN103239204A (zh) * 2013-04-21 2013-08-14 徐志强 一种扩大内窥镜观察视野的方法
CN105286961A (zh) * 2014-07-30 2016-02-03 上海高创医疗科技有限公司 一种液压扩张子宫颈管的手术器具
CN113289218A (zh) * 2021-06-09 2021-08-24 李玲 一种儿科用扩肛装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089337A (en) * 1976-12-01 1978-05-16 James H. Harris Uterine catheter and manipulator with inflatable seal
US4182328A (en) * 1977-11-23 1980-01-08 Population Research Incorporated Dispensing instrument and method
US5350356A (en) * 1992-10-09 1994-09-27 Symbiosis Corporation Endoscopic suction-irrigation instrument with insertable probe lockable in partially withdraw position
US5827304A (en) * 1995-11-16 1998-10-27 Applied Medical Resources Corporation Intraluminal extraction catheter
US20020004942A1 (en) * 1996-02-06 2002-01-10 Bruce Bryan Bioluminescent novelty items
US20040127931A1 (en) * 2002-08-09 2004-07-01 Geoffrey Kincaid Cervical dilator
US20040230157A1 (en) * 2003-05-16 2004-11-18 Perry Stephen J. Fluid delivery system and related methods of use

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611602A (en) * 1984-07-19 1986-09-16 Bionexus, Inc. Instrument and method of tubal insufflation
US6109264A (en) * 1996-01-26 2000-08-29 Lasersurge, Inc. Apparatus for expanding body tissue
US5690669A (en) * 1996-01-26 1997-11-25 Laser Surge, Inc. Apparatus for expanding body tissue
RS49646B (sr) * 2000-07-04 2007-09-21 Slobodan Arsenijević Instrument za ubrizgavanje fluida i dilataciona sonda za uvođenje u telesne šupljine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089337A (en) * 1976-12-01 1978-05-16 James H. Harris Uterine catheter and manipulator with inflatable seal
US4182328A (en) * 1977-11-23 1980-01-08 Population Research Incorporated Dispensing instrument and method
US5350356A (en) * 1992-10-09 1994-09-27 Symbiosis Corporation Endoscopic suction-irrigation instrument with insertable probe lockable in partially withdraw position
US5827304A (en) * 1995-11-16 1998-10-27 Applied Medical Resources Corporation Intraluminal extraction catheter
US20020004942A1 (en) * 1996-02-06 2002-01-10 Bruce Bryan Bioluminescent novelty items
US20040127931A1 (en) * 2002-08-09 2004-07-01 Geoffrey Kincaid Cervical dilator
US20040230157A1 (en) * 2003-05-16 2004-11-18 Perry Stephen J. Fluid delivery system and related methods of use

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10959879B2 (en) 2011-02-01 2021-03-30 Channel Medsystems, Inc. Methods and apparatus for cryogenic treatment of a body cavity or lumen
US11833076B2 (en) 2011-02-01 2023-12-05 Channel Medsystems, Inc. Methods and apparatus for cryogenic treatment of a body cavity or lumen
US11883324B2 (en) 2011-02-01 2024-01-30 Channel Medsystems, Inc. Cryogenic treatment systems
US20150289920A1 (en) * 2014-04-10 2015-10-15 Channel Medsystems, Inc. Apparatus and methods for regulating cryogenic treatment
CN106456233A (zh) * 2014-04-10 2017-02-22 查内尔麦德系统公司 调节冷冻治疗的装置和方法
CN106456233B (zh) * 2014-04-10 2019-07-16 查内尔麦德系统公司 调节冷冻治疗的装置和方法
US10610279B2 (en) * 2014-04-10 2020-04-07 Channel Medsystems, Inc. Apparatus and methods for regulating cryogenic treatment
US11793561B2 (en) 2014-04-10 2023-10-24 Channel Medsystems, Inc. Apparatus and methods for regulating cryogenic treatment
CN111920374A (zh) * 2020-08-11 2020-11-13 王明行 一种便于妇产科临床使用的扩阴装置

Also Published As

Publication number Publication date
RS20080130A (en) 2009-12-31
WO2009123490A1 (en) 2009-10-08
EP2282665B1 (en) 2013-05-15
EA201001584A1 (ru) 2011-04-29
EA019153B1 (ru) 2014-01-30
EP2282665A1 (en) 2011-02-16
US11020574B2 (en) 2021-06-01
RS52709B (en) 2013-08-30
US20190240466A1 (en) 2019-08-08
CN102083355B (zh) 2013-11-20
CN102083355A (zh) 2011-06-01

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