CN104856639A - Object fetching choledochoscope - Google Patents
Object fetching choledochoscope Download PDFInfo
- Publication number
- CN104856639A CN104856639A CN201510319731.7A CN201510319731A CN104856639A CN 104856639 A CN104856639 A CN 104856639A CN 201510319731 A CN201510319731 A CN 201510319731A CN 104856639 A CN104856639 A CN 104856639A
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- CN
- China
- Prior art keywords
- choledochoscope
- electrode
- thing
- polysiloxanes
- led chip
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/313—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/50—Instruments, other than pincettes or toothpicks, for removing foreign bodies from the human body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
Abstract
The invention discloses an object fetching choledochoscope. The object fetching choledochoscope comprises a choledochoscope tube, a connector and a lens, the lens is arranged at the most significant end of the choledochoscope tube, the connector is arranged at the end of the choledochoscope tube in a connection mode, a water inlet pipe is arranged at the upper part of the rear end of the connector, a catheter is arranged at the middle of the rear end of the connector, and an object fetching pipe is arranged at the lower part of the rear end of the connector; a wiping pad is arranged at the edge of the front end of the lens, a rotating sleeve is arranged at the joint between the catheter and connector, positioning marks are arranged at the surface of the rotating sleeve, and twisting stripes are formed in the periphery of the front section of the rotating sleeve. The object fetching choledochoscope is capable of effectively blocking an opening of a biliary tract to prevent body fluid and normal saline gushing from the opening without damaging the biliary tract; an optical fiber is connected with a display, a doctor can clearly see the situation of an operative site, normal saline can be filled to wash the biliary tract, object is fetched through an object fetching basket, and the biliary tract keeps a full and transparent state to facilitate the operation.
Description
Technical field
The invention belongs to technical field of medical instruments, particularly relate to one and get thing choledochoscope.
Background technology
Present choledochoscope function ratio is more single, often needs to rinse the position of performing the operation in operation, generally uses normal saline, the method for employing, or the thing basket of getting of choledochoscope is taken away, carry out injection work, now can only observe, can not get thing from opening part.Stop rinsing, stretch into and get thing basket and carry out getting thing.The former cannot get thing, and the latter can make doctor lose the visual field, brings inconvenience.
Summary of the invention
The object of the present invention is to provide one to get thing choledochoscope, be intended to solve present choledochoscope function ratio more single, awkward problem.
The present invention realizes like this, one gets thing choledochoscope, this is got thing choledochoscope and comprises mirror pipe, connector and camera lens, mirror pipe be provided with camera lens foremost, mirror pipe end is connected with connector, connector upper rear end is provided with water inlet pipe, and be provided with conduit in the middle of connector rear end, connector rear end lower is provided with gets property management; Be provided with cleaning pad at camera lens front edge, conduit and connector junction are provided with rotary sleeve, and rotary sleeve surface is provided with location mark, and rotary sleeve leading portion periphery is provided with twisted stricture of vagina.
Further, mirror pipe is provided with leakage preventing plug, and leakage preventing plug is mobile.
Further, optical fiber is provided with in conduit; Optical fiber, liquid inlet channel and Qu Wu road is provided with in mirror pipe.
Further, optical fiber comprises:
Core segment is the alkali metal of 5 more than atom ppm containing mean concentration;
First clad section, is arranged on the periphery of core segment, and contains at outer peripheral portion the OH group that concentration is more than 200 molar ppm; The concentration of the OH group in the outer peripheral portion of the first clad section is more than 2000 molar ppm; For the optical fiber by stretching, the external diameter of the first clad section becomes more than 30 μm less than 45 μm;
Second clad section, is arranged on the periphery of the first clad section.
Further, Qu Wu road and external device (ED) are got thing basket and are connected; LED light source battery and illuminating lamp are set in camera lens;
LED light source battery: casing and the lithium battery be arranged in casing, control circuit board, LED light source, reflector, the back side being arranged on the focusing reflecting cup in casing lamp holder is provided with blind hole, LED light source is arranged in the blind hole at the reflector back side, and the back side of reflector is coated with reflector layer;
Lithium battery, comprise housing and the battery core being positioned at housing, housing substantially ringwise, comprise the ring body and lid that are fixed together, lid has at least one through hole, be sealed with electrode column by insulant at least one through hole, electrode column and battery core are electrically connected, lid is also provided with an endless metal vacation be electrically connected with electrode column to cover, between metal vacation lid and lid, felt pad is set;
Battery core comprise be successively set on from the bottom to top the intrinsic annular negative pole lithium sheet of casing annular, barrier film, be positioned at barrier film positive pole, be set in endless metal collecting ring on positive pole and insulating trip, insulating trip is positioned at above positive pole, and barrier film and insulating trip are for isolating positive pole and negative pole and positive pole and housing;
Barrier film cross section is radially dual U-shaped, for accommodating positive pole, collecting ring and insulating trip, endless metal collecting ring cross section is radially two inverted U-shaped, positive pole is set in endless metal collecting ring groove, to increase cell reaction area and to be limited on the direction perpendicular to lid by positive pole dilatancy direction;
On insulating trip, the position of counter electrode post offers through hole, and electrode column is electrically fixedly connected with the metal tape of metal collecting ring by means of through hole; Lid is fixed on ring body by welding manner;
Lid is formed with groove, and on groove, symmetry offers through hole, is sealed with an electrode column in through hole by glass or plastic insulation; Metal vacation lid is fixed on felt pad by non-conductive glue, and felt pad is fixed on lid by non-conductive glue.
Further, LED light source comprises substrate and at least two LED chip, each LED chip is fixed on substrate, substrate surface is provided with at least one membrane electrode, at least one electrode of at least one LED chip is electrically connected with corresponding membrane electrode, is realized by this membrane electrode the electrical connection of the electrode of LED chip;
At least one electrode of at least one LED chip and the electrical connection of corresponding membrane electrode is realized by bonding wire, membrane electrode is provided with conducting element, and between the electrode and conducting element of LED chip, bonding wire is with the electrical connection of the membrane electrode of this electrode and conducting element place of realizing this LED chip;
Conducting element is fixed by conducting resinl and membrane electrode; Conducting element is semi-conducting material or the metal derby of surperficial metal-plated membrane; LED chip is the LED chip of horizontal structure or vertical stratification; The LED chip be electrically connected with membrane electrode is vertical stratification, and bottom electrode is fixed by conducting resinl or tin-based material and membrane electrode and realized the electrical connection with membrane electrode; The LED chip be electrically connected with membrane electrode is horizontal structure, and electrode is electrically connected with membrane electrode by bonding wire; Substrate is transparent; Substrate is made up of sapphire, crystalline ceramics or glass.
Further, the pole plate of lithium battery, comprises collector, and the preparation method of collector comprises:
Copper sheet is immersed in silver nitrate aqueous solution and react in 10 ~ 40 DEG C, reacted rear washing, obtain described collector;
The temperature of reaction is 18 ~ 21 DEG C; The final concentration of silver nitrate aqueous solution is 4mM, and the response time is 40s, and reaction temperature is 20 DEG C; Or the final concentration of described silver nitrate aqueous solution is 5mM, the response time is 35s, and reaction temperature is 21 DEG C; Or the final concentration of silver nitrate aqueous solution is 6mM, the response time is 25s, and reaction temperature is 18 DEG C;
Before immersing silver nitrate aqueous solution, copper sheet is through corrosion treatmentCorrosion Science;
The method of corrosion treatmentCorrosion Science is: copper sheet is placed in FeCl
39H
2corrosion surface 100s in the mixed solution of O and HCl configuration, then washs drying; Wherein, in mixed solution, FeCl
39H
2the concentration of O is the mass fraction of 1%, HCl is 16.7%.
Further, rotary sleeve comprises the fixed cover of band large through-hole, the end of fixed cover is formed external thread type convex body, the movable sleeve that an inner wall of end forms female thread is equipped mutually with convex body, movable sleeve forms small through hole, small through hole inwall is formed the spiral type arc anti-slip veins arranged at equal intervals, the inwall of large through-hole is provided with skid resistant course;
Skid resistant course quality of rubber materials is made; The thickness of skid resistant course is at 0.5-2mm; Anti-slip veins evagination 1-3mm.
Further, rubber is silicone rubber, contains:
The polysiloxanes of the ethenyl blocking of 50 ~ 90 weight portions;
The white carbon of 10 ~ 45 weight portions;
The hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The zinc stearate of 0.01 ~ 0.5 weight portion;
The vinyl polysiloxane of 1 ~ 10 weight portion;
The polysiloxanes of ethenyl blocking is the methyl vinyl silicone rubber of ethenyl blocking;
The number-average molecular weight of the methyl vinyl silicone rubber of ethenyl blocking is 30 ~ 600,000, and the contents of ethylene of the methyl vinyl silicone rubber of ethenyl blocking is 0.02 ~ 3.0 % by mole;
White carbon is by hexamethyldisiloxane modification;
The BET of white carbon is 200 ~ 300m
2/ g;
Vinyl polysiloxane medium vinyl content is 4.5 ~ 6 % by mole;
The viscosity of vinyl polysiloxane is 5000 ~ 50000mPa.S;
In hydroxy-end capped polysiloxanes, hydroxy radical content is 8 ~ 10 quality %.
The preparation method of further described silicone rubber, comprising: the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and white carbon are mixed; And obtained mixture is carried out refining glue, to obtain described silicone rubber, the consumption of the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and described white carbon is:
The polysiloxanes of the described ethenyl blocking of 50 ~ 90 weight portions;
The described white carbon of 10 ~ 45 weight portions;
The described hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The described zinc stearate of 0.01 ~ 0.5 weight portion; And
The described vinyl polysiloxane of 1 ~ 10 weight portion;
Comprise:
(1) polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate and thiazolinyl silicones are joined in internal rubber mixer;
(2) in internal rubber mixer, add white carbon and stir, to obtain agglomerating mixture;
(3) agglomerating mixture is heated to the temperature of 150 ~ 170 degrees Celsius, and is incubated 1 ~ 3 hour;
(4) temperature of agglomerating mixture is reduced to 120 degrees Celsius; And
(5) in opening rubber mixing machine, refining glue is carried out, to obtain silicone rubber by step (4) through the agglomerating mixture of cooling.
Provided by the inventionly get thing choledochoscope, can when not damaging biliary tract, normal saline injects from water inlet pipe, Fiber connection display, doctor can be made clearly to see the situation of operative site, can saline injection, biliary tract is rinsed, and stretch into get thing basket by getting property management, carry out getting thing operation.Bile duct is made to keep full, transparent, the carrying out of convenient operation.
Accompanying drawing explanation
Fig. 1 be the embodiment of the present invention provide get thing choledochoscope structural representation;
Fig. 2 is the lens construction schematic diagram that the embodiment of the present invention provides;
In figure: 1, mirror pipe; 2, connector; 3, camera lens; 4, conduit; 5, water inlet pipe; 6, property management is got; 7, optical fiber; 8, leakage preventing plug; 9, liquid inlet channel; 10, Qu Wu road; 11, cleaning pad; 12, rotary sleeve; 13, twisted stricture of vagina.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with drawings and the specific embodiments, application principle of the present invention is further described.
As shown in Figure 1, the thing choledochoscope of getting of the embodiment of the present invention mainly comprises: comprise mirror pipe 1, connector 2 and camera lens 3, mirror pipe 1 be provided with camera lens 3 foremost, mirror pipe 1 end is connected with connector 2, connector 2 upper rear end is provided with water inlet pipe 5, be provided with conduit 4 in the middle of connector 2 rear end, connector 2 rear end lower is provided with gets property management 6;
Cleaning pad 11, rotary sleeve 12, twisted stricture of vagina 13, be provided with cleaning pad 11 at camera lens 3 front edge, and conduit 4 and connector 2 junction are provided with rotary sleeve 12, and rotary sleeve 12 surface is provided with location mark, and rotary sleeve 12 leading portion periphery is provided with twisted stricture of vagina 13.
Further described mirror pipe 1 is provided with leakage preventing plug 8, and leakage preventing plug 8 is transportable, is provided with optical fiber 7 in conduit 4, is provided with optical fiber 7, liquid inlet channel 9 and road, Qu Wu road 10, Qu Wu 10 and is connected with external device (ED) in mirror pipe 1, coordinates and carries out work.
Further, optical fiber comprises:
Core segment is the alkali metal of 5 more than atom ppm containing mean concentration;
First clad section, is arranged on the periphery of core segment, and contains at outer peripheral portion the OH group that concentration is more than 200 molar ppm; The concentration of the OH group in the outer peripheral portion of the first clad section is more than 2000 molar ppm; For the optical fiber by stretching, the external diameter of the first clad section becomes more than 30 μm less than 45 μm;
Second clad section, is arranged on the periphery of the first clad section.
Further, Qu Wu road and external device (ED) are got thing basket and are connected; LED light source battery and illuminating lamp are set in camera lens;
LED light source battery: casing and the lithium battery be arranged in casing, control circuit board, LED light source, reflector, the back side being arranged on the focusing reflecting cup in casing lamp holder is provided with blind hole, LED light source is arranged in the blind hole at the reflector back side, and the back side of reflector is coated with reflector layer;
Lithium battery, comprise housing and the battery core being positioned at housing, housing substantially ringwise, comprise the ring body and lid that are fixed together, lid has at least one through hole, be sealed with electrode column by insulant at least one through hole, electrode column and battery core are electrically connected, lid is also provided with an endless metal vacation be electrically connected with electrode column to cover, between metal vacation lid and lid, felt pad is set;
Battery core comprise be successively set on from the bottom to top the intrinsic annular negative pole lithium sheet of casing annular, barrier film, be positioned at barrier film positive pole, be set in endless metal collecting ring on positive pole and insulating trip, insulating trip is positioned at above positive pole, and barrier film and insulating trip are for isolating positive pole and negative pole and positive pole and housing;
Barrier film cross section is radially dual U-shaped, for accommodating positive pole, collecting ring and insulating trip, endless metal collecting ring cross section is radially two inverted U-shaped, positive pole is set in endless metal collecting ring groove, to increase cell reaction area and to be limited on the direction perpendicular to lid by positive pole dilatancy direction;
On insulating trip, the position of counter electrode post offers through hole, and electrode column is electrically fixedly connected with the metal tape of metal collecting ring by means of through hole; Lid is fixed on ring body by welding manner;
Lid is formed with groove, and on groove, symmetry offers through hole, is sealed with an electrode column in through hole by glass or plastic insulation; Metal vacation lid is fixed on felt pad by non-conductive glue, and felt pad is fixed on lid by non-conductive glue.
Further, LED light source comprises substrate and at least two LED chip, each LED chip is fixed on substrate, substrate surface is provided with at least one membrane electrode, at least one electrode of at least one LED chip is electrically connected with corresponding membrane electrode, is realized by this membrane electrode the electrical connection of the electrode of LED chip;
At least one electrode of at least one LED chip and the electrical connection of corresponding membrane electrode is realized by bonding wire, membrane electrode is provided with conducting element, and between the electrode and conducting element of LED chip, bonding wire is with the electrical connection of the membrane electrode of this electrode and conducting element place of realizing this LED chip;
Conducting element is fixed by conducting resinl and membrane electrode; Conducting element is semi-conducting material or the metal derby of surperficial metal-plated membrane; LED chip is the LED chip of horizontal structure or vertical stratification; The LED chip be electrically connected with membrane electrode is vertical stratification, and bottom electrode is fixed by conducting resinl or tin-based material and membrane electrode and realized the electrical connection with membrane electrode; The LED chip be electrically connected with membrane electrode is horizontal structure, and electrode is electrically connected with membrane electrode by bonding wire; Substrate is transparent; Substrate is made up of sapphire, crystalline ceramics or glass.
Further, the pole plate of lithium battery, comprises collector, and the preparation method of collector comprises:
Copper sheet is immersed in silver nitrate aqueous solution and react in 10 ~ 40 DEG C, reacted rear washing, obtain described collector;
The temperature of reaction is 18 ~ 21 DEG C; The final concentration of silver nitrate aqueous solution is 4mM, and the response time is 40s, and reaction temperature is 20 DEG C; Or the final concentration of described silver nitrate aqueous solution is 5mM, the response time is 35s, and reaction temperature is 21 DEG C; Or the final concentration of silver nitrate aqueous solution is 6mM, the response time is 25s, and reaction temperature is 18 DEG C;
Before immersing silver nitrate aqueous solution, copper sheet is through corrosion treatmentCorrosion Science;
The method of corrosion treatmentCorrosion Science is: copper sheet is placed in FeCl
39H
2corrosion surface 100s in the mixed solution of O and HCl configuration, then washs drying; Wherein, in mixed solution, FeCl
39H
2the concentration of O is the mass fraction of 1%, HCl is 16.7%.
Further, rotary sleeve comprises the fixed cover of band large through-hole, the end of fixed cover is formed external thread type convex body, the movable sleeve that an inner wall of end forms female thread is equipped mutually with convex body, movable sleeve forms small through hole, small through hole inwall is formed the spiral type arc anti-slip veins arranged at equal intervals, the inwall of large through-hole is provided with skid resistant course;
Skid resistant course quality of rubber materials is made; The thickness of skid resistant course is at 0.5-2mm; Anti-slip veins evagination 1-3mm.
Further, rubber is silicone rubber, contains:
The polysiloxanes of the ethenyl blocking of 50 ~ 90 weight portions;
The white carbon of 10 ~ 45 weight portions;
The hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The zinc stearate of 0.01 ~ 0.5 weight portion;
The vinyl polysiloxane of 1 ~ 10 weight portion;
The polysiloxanes of ethenyl blocking is the methyl vinyl silicone rubber of ethenyl blocking;
The number-average molecular weight of the methyl vinyl silicone rubber of ethenyl blocking is 30 ~ 600,000, and the contents of ethylene of the methyl vinyl silicone rubber of ethenyl blocking is 0.02 ~ 3.0 % by mole;
White carbon is by hexamethyldisiloxane modification;
The BET of white carbon is 200 ~ 300m
2/ g;
Vinyl polysiloxane medium vinyl content is 4.5 ~ 6 % by mole;
The viscosity of vinyl polysiloxane is 5000 ~ 50000mPa.S;
In hydroxy-end capped polysiloxanes, hydroxy radical content is 8 ~ 10 quality %.
The preparation method of further described silicone rubber, comprising: the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and white carbon are mixed; And obtained mixture is carried out refining glue, to obtain described silicone rubber, the consumption of the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and described white carbon is:
The polysiloxanes of the described ethenyl blocking of 50 ~ 90 weight portions;
The described white carbon of 10 ~ 45 weight portions;
The described hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The described zinc stearate of 0.01 ~ 0.5 weight portion; And
The described vinyl polysiloxane of 1 ~ 10 weight portion;
Comprise:
(1) polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate and thiazolinyl silicones are joined in internal rubber mixer;
(2) in internal rubber mixer, add white carbon and stir, to obtain agglomerating mixture;
(3) agglomerating mixture is heated to the temperature of 150 ~ 170 degrees Celsius, and is incubated 1 ~ 3 hour;
(4) temperature of agglomerating mixture is reduced to 120 degrees Celsius; And
(5) in opening rubber mixing machine, refining glue is carried out, to obtain silicone rubber by step (4) through the agglomerating mixture of cooling.
Optical fiber 7 in conduit 4 is connected with exterior display device, doctor by display device can accurate observation to the practical situation of patient's biliary tract, to perform the operation.When needs rinse biliary tract, normal saline is injected by water inlet pipe 5, and normal saline injects bile duct road through liquid inlet channel 9, rinses biliary tract.Get property management 6 can stretch into and get thing basket and get thing, make bile duct full in maintenance, under transparent state, conveniently get the carrying out of thing operation.Leakage preventing plug 8 on mirror pipe 1 is moved to the position of biliary tract opening, the body fluid in biliary tract and normal saline can be avoided like this to gush out from wound, produce extra injury.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. get thing choledochoscope for one kind, it is characterized in that, this is got thing choledochoscope and comprises mirror pipe, connector and camera lens, mirror pipe be provided with camera lens foremost, mirror pipe end is connected with connector, connector upper rear end is provided with water inlet pipe, and be provided with conduit in the middle of connector rear end, connector rear end lower is provided with gets property management; Be provided with cleaning pad at camera lens front edge, conduit and connector junction are provided with rotary sleeve, and rotary sleeve surface is provided with location mark, and rotary sleeve leading portion periphery is provided with twisted stricture of vagina.
2. get thing choledochoscope as claimed in claim 1, it is characterized in that, mirror pipe is provided with leakage preventing plug, and leakage preventing plug is mobile.
3. get thing choledochoscope as claimed in claim 1, it is characterized in that, in conduit, be provided with optical fiber; Optical fiber, liquid inlet channel and Qu Wu road is provided with in mirror pipe.
4. get thing choledochoscope as claimed in claim 1, it is characterized in that, optical fiber comprises:
Core segment is the alkali metal of 5 more than atom ppm containing mean concentration;
First clad section, is arranged on the periphery of core segment, and contains at outer peripheral portion the OH group that concentration is more than 200 molar ppm; The concentration of the OH group in the outer peripheral portion of the first clad section is more than 2000 molar ppm; For the optical fiber by stretching, the external diameter of the first clad section becomes more than 30 μm less than 45 μm;
Second clad section, is arranged on the periphery of the first clad section.
5. get thing choledochoscope as claimed in claim 1, it is characterized in that, Qu Wu road and external device (ED) are got thing basket and are connected; LED light source battery and illuminating lamp are set in camera lens;
LED light source battery: casing and the lithium battery be arranged in casing, control circuit board, LED light source, reflector, the back side being arranged on the focusing reflecting cup in casing lamp holder is provided with blind hole, LED light source is arranged in the blind hole at the reflector back side, and the back side of reflector is coated with reflector layer;
Lithium battery, comprise housing and the battery core being positioned at housing, housing substantially ringwise, comprise the ring body and lid that are fixed together, lid has at least one through hole, be sealed with electrode column by insulant at least one through hole, electrode column and battery core are electrically connected, lid is also provided with an endless metal vacation be electrically connected with electrode column to cover, between metal vacation lid and lid, felt pad is set;
Battery core comprise be successively set on from the bottom to top the intrinsic annular negative pole lithium sheet of casing annular, barrier film, be positioned at barrier film positive pole, be set in endless metal collecting ring on positive pole and insulating trip, insulating trip is positioned at above positive pole, and barrier film and insulating trip are for isolating positive pole and negative pole and positive pole and housing;
Barrier film cross section is radially dual U-shaped, for accommodating positive pole, collecting ring and insulating trip, endless metal collecting ring cross section is radially two inverted U-shaped, positive pole is set in endless metal collecting ring groove, to increase cell reaction area and to be limited on the direction perpendicular to lid by positive pole dilatancy direction;
On insulating trip, the position of counter electrode post offers through hole, and electrode column is electrically fixedly connected with the metal tape of metal collecting ring by means of through hole; Lid is fixed on ring body by welding manner;
Lid is formed with groove, and on groove, symmetry offers through hole, is sealed with an electrode column in through hole by glass or plastic insulation; Metal vacation lid is fixed on felt pad by non-conductive glue, and felt pad is fixed on lid by non-conductive glue.
6. get thing choledochoscope as claimed in claim 5, it is characterized in that, LED light source comprises substrate and at least two LED chip, each LED chip is fixed on substrate, substrate surface is provided with at least one membrane electrode, at least one electrode of at least one LED chip is electrically connected with corresponding membrane electrode, is realized by this membrane electrode the electrical connection of the electrode of LED chip;
At least one electrode of at least one LED chip and the electrical connection of corresponding membrane electrode is realized by bonding wire, membrane electrode is provided with conducting element, and between the electrode and conducting element of LED chip, bonding wire is with the electrical connection of the membrane electrode of this electrode and conducting element place of realizing this LED chip;
Conducting element is fixed by conducting resinl and membrane electrode; Conducting element is semi-conducting material or the metal derby of surperficial metal-plated membrane; LED chip is the LED chip of horizontal structure or vertical stratification; The LED chip be electrically connected with membrane electrode is vertical stratification, and bottom electrode is fixed by conducting resinl or tin-based material and membrane electrode and realized the electrical connection with membrane electrode; The LED chip be electrically connected with membrane electrode is horizontal structure, and electrode is electrically connected with membrane electrode by bonding wire; Substrate is transparent; Substrate is made up of sapphire, crystalline ceramics or glass.
7. get thing choledochoscope as claimed in claim 5, it is characterized in that, the pole plate of lithium battery, comprises collector, and the preparation method of collector comprises:
Copper sheet is immersed in silver nitrate aqueous solution and react in 10 ~ 40 DEG C, reacted rear washing, obtain described collector;
The temperature of reaction is 18 ~ 21 DEG C; The final concentration of silver nitrate aqueous solution is 4mM, and the response time is 40s, and reaction temperature is 20 DEG C; Or the final concentration of described silver nitrate aqueous solution is 5mM, the response time is 35s, and reaction temperature is 21 DEG C; Or the final concentration of silver nitrate aqueous solution is 6mM, the response time is 25s, and reaction temperature is 18 DEG C;
Before immersing silver nitrate aqueous solution, copper sheet is through corrosion treatmentCorrosion Science;
The method of corrosion treatmentCorrosion Science is: copper sheet is placed in FeCl
39H
2corrosion surface 100s in the mixed solution of O and HCl configuration, then washs drying; Wherein, in mixed solution, FeCl
39H
2the concentration of O is the mass fraction of 1%, HCl is 16.7%.
8. get thing choledochoscope as claimed in claim 1, it is characterized in that, rotary sleeve comprises the fixed cover of band large through-hole, the end of fixed cover is formed external thread type convex body, the movable sleeve that an inner wall of end forms female thread is equipped mutually with convex body, movable sleeve forms small through hole, small through hole inwall is formed the spiral type arc anti-slip veins arranged at equal intervals, the inwall of large through-hole is provided with skid resistant course;
Skid resistant course quality of rubber materials is made; The thickness of skid resistant course is at 0.5-2mm; Anti-slip veins evagination 1-3mm.
9. get thing choledochoscope as claimed in claim 8, it is characterized in that, rubber is silicone rubber, contains:
The polysiloxanes of the ethenyl blocking of 50 ~ 90 weight portions;
The white carbon of 10 ~ 45 weight portions;
The hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The zinc stearate of 0.01 ~ 0.5 weight portion;
The vinyl polysiloxane of 1 ~ 10 weight portion;
The polysiloxanes of ethenyl blocking is the methyl vinyl silicone rubber of ethenyl blocking;
The number-average molecular weight of the methyl vinyl silicone rubber of ethenyl blocking is 30 ~ 600,000, and the contents of ethylene of the methyl vinyl silicone rubber of ethenyl blocking is 0.02 ~ 3.0 % by mole;
White carbon is by hexamethyldisiloxane modification;
The BET of white carbon is 200 ~ 300m
2/ g;
Vinyl polysiloxane medium vinyl content is 4.5 ~ 6 % by mole;
The viscosity of vinyl polysiloxane is 5000 ~ 50000mPa.S;
In hydroxy-end capped polysiloxanes, hydroxy radical content is 8 ~ 10 quality %.
10. get thing choledochoscope as claimed in claim 9, it is characterized in that, silicone rubber preparation method comprises: the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and white carbon are mixed; And obtained mixture is carried out refining glue, to obtain described silicone rubber, the consumption of the polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate, vinyl polysiloxane and described white carbon is:
The polysiloxanes of the described ethenyl blocking of 50 ~ 90 weight portions;
The described white carbon of 10 ~ 45 weight portions;
The described hydroxy-end capped polysiloxanes of 1 ~ 10 weight portion;
The described zinc stearate of 0.01 ~ 0.5 weight portion; And
The described vinyl polysiloxane of 1 ~ 10 weight portion;
Comprise:
(1) polysiloxanes of ethenyl blocking, hydroxy-end capped polysiloxanes, zinc stearate and thiazolinyl silicones are joined in internal rubber mixer;
(2) in internal rubber mixer, add white carbon and stir, to obtain agglomerating mixture;
(3) agglomerating mixture is heated to the temperature of 150 ~ 170 degrees Celsius, and is incubated 1 ~ 3 hour;
(4) temperature of agglomerating mixture is reduced to 120 degrees Celsius; And
(5) in opening rubber mixing machine, refining glue is carried out, to obtain silicone rubber by step (4) through the agglomerating mixture of cooling.
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| CN201510319731.7A CN104856639A (en) | 2015-06-12 | 2015-06-12 | Object fetching choledochoscope |
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| CN201510319731.7A CN104856639A (en) | 2015-06-12 | 2015-06-12 | Object fetching choledochoscope |
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Application publication date: 20150826 |