CN205307085U - Take scalpel system of detector - Google Patents
Take scalpel system of detector Download PDFInfo
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- CN205307085U CN205307085U CN201520946146.5U CN201520946146U CN205307085U CN 205307085 U CN205307085 U CN 205307085U CN 201520946146 U CN201520946146 U CN 201520946146U CN 205307085 U CN205307085 U CN 205307085U
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Abstract
The utility model discloses a take scalpel system of detector, including scalpel, sampling device, detector and display screen, the detector includes ion mobility spectrometer and elementary analysis appearance, the sampling device includes the first pipeline that is equipped with a plurality of exhaust fan in the lumen, connect first pipeline inlet end and scalpel the second pipeline, is connected first pipeline give vent to anger end and ion mobility spectrometer introduction port the third pipeline and be connected first pipeline and give vent to anger and hold and the fourth pipeline of elementary analysis appearance introduction port, be equipped with the filter screen of taking the ionization source in the ion mobility spectrometer ionization chamber, the end of giving vent to anger of the give vent to anger end and the fourth pipeline of third pipeline all is equipped with the branch road of taking the relief pressure valve. This detecting system, simple structure, the easy manufacturing, convenient to use, the process real -time detection that can go on in the operation, the testing result is accurate, quick, greatly reduced the error operation the during excision, improved the performance accuracy of scalpel.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to a kind of scalpel system with detector.
Background technology
Operation generally refers to the treatments such as excision, the stitching that patient body carries out by doctor with medical apparatus and instruments. With cutter, cut, operation that the apparatus such as pin carries out at body local, maintain the health of patient, be the primary treatments of surgery, be commonly called as " operating on "; Purpose is to cure or diagnose the illness, as removed pathological tissues, repairing damage, transplant organ, the function improving body and form etc.
At present, the detection of excision thing is generally adopted the histopathological methods of routine and makes pathological section, checks pathological changes further with ultramicroscope. Development along with detection technique, some new inspection methods and detecting device are engendered, such as: immunohistochemical detection, its principle is to utilize the antigen specific binding reaction with antibody to the unknown antigen detecting in tissue or antibody, occurs in that the detection kit for various materials accordingly. The existing detecting device for detecting excision thing is all excision thing carries out detection after operation terminates analyze, such as it is mainly used in clarifying a diagnosis and verifying the pathologic finding of preoperative diagnosis, testing result often has the hysteresis quality of long period, it is impossible to the carrying out of guided operation in time.
The main process of operation is by scalpel incision, chorista and excision pathological changes. Conventional scalpel is rustless steel scalpel, along with science and technology growing, in order to reach cutting quickly, accurately, cut time there is hemostasis, without purposes such as infection, people investigated the scalpel of the various news such as high frequency electric knife, micro-wave scalpel, ultrasonic surgical blade, laser scalpel. The surgical devices such as its high frequency electro scalpel, ultrasonic surgical blade, laser scalpel can produce operation smoke in use, operation smoke refers to the smoke-like material produced in operation process, it is also referred to as aerosol, burn cigarette, diathermanous plume etc., be destroyed by high frequency electric knife, laser scalpel, ultrasonic surgical blade, high speed bit, saw blade, apparatus burr in surgical procedures, vaporization excision fabric texture albumen and adipogenic.Operation smoke is usually and is made up of water or water vapour and the cell debris existed with particle shape, mostly is poisonous and harmful substance, generally it can be filtered or discharge after purified treatment again. If the excision thing in operation process can carry out detection timely analyze the carrying out being expected to guided operation in time, the accuracy rate improving operation. But without the scalpel system detected in time for the excision thing in operation process in prior art.
As it is shown in figure 1, existing ionic migration spectrometer 10 includes the injection port 1, the vaporizer 2 for the sample that gasifies with high temperature heat source, the ionization chamber 3 with ionization source, migration tube 4, detector 5, amplifier 6, A/D sampler 7, data processing unit 8 and the data base 9 that are sequentially connected with. The main application fields of current IMS instrument 10 concentrates on the detection of explosive and drugs, yet there are no application in scalpel system.
Injection port that existing elemental analyser (EA) mainly includes being sequentially connected with, with the combustion tube of carrier gas inlet, reduction tube, SO2Absorption/desorption pipe, H2O absorption/desorption pipe, CO2Absorption/desorption pipe, TCD detector, data processing module and data repository. current EA is used primarily in lab analysis, can simultaneously to organic solid, C in high volatility and sensitive species, H, N, S, the content of O element carries out quantitative analysis mensuration, research organic material and organic compound elementary composition etc. in there is important function, can be widely applied to chemistry and materia medica product, such as fine chemical product, medicine, fertilizer, petrochemicals carbon, hydrogen, oxygen, nitrogen element content, thus disclosing compound property change, obtain useful information, it it is the effective means of scientific research, it is generally used to analyze liquid or solid product, scalpel system yet there are no application.
Utility model content
The purpose of this utility model is in that to overcome the deficiencies in the prior art, provide a kind of scalpel system with detector, in time excision thing can be detected in the process that operation carries out, testing result is accurately, quickly, greatly reduce error operation during excision, improve the performance accuracy of scalpel.
A kind of scalpel system with detector, including scalpel, sampling apparatus, detector and for showing the display screen of detector testing result;
Described detector includes ionic migration spectrometer and elemental analyser;
Described sampling apparatus is for collected specimens and sample is sent to the injection port of detector, and sampling apparatus includes being provided with in tube chamber the first pipeline of several exhaust fan, connects the second pipe of the first pipeline air-inlet end and scalpel, be connected the 3rd pipeline of the first pipeline outlet side and ionic migration spectrometer injection port and be connected the 4th pipeline of the first pipeline outlet side and elemental analyser injection port; First pipeline outlet side, the 3rd pipeline air-inlet end and the 4th pipeline air-inlet end are connected by tee pipe fitting;
First pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber;
The working end of described scalpel protrudes from the inlet end of second pipe, and the bottom of scalpel is fixed on the inwall of second pipe inlet end;
The ionization chamber of described ionic migration spectrometer is provided with the drainage screen of ionization source.
One or both in operation smoke that described sample includes being formed by excision thing, scalpel surrounding material.
After sample enters from the injection port of ionic migration spectrometer; the ionization of vaporizer gasification and ionization chamber can be sequentially passed through; ionization chamber arranges the drainage screen with ionization source; effectively sample can will be likely to a small amount of liquid of not being gasified totally and solid is arrested in and ionizes further with on the drainage screen of ionization source; can either better ensure the integrity of sample; ionic migration spectrometer can be protected again, extend its service life.As preferably, ionization source on described drainage screen selects existing ionization source, can adopt the one in electron impact ionization source (EI), chemical ionization source (CI), fast atom bombardment source (FAB), field desorption source (FD), electric spray ion source (ESI), atmosphere pressure chemical ion source (APCI) or two or more combination.
As preferably, being provided with several exhaust fan in the tube chamber of described 3rd pipeline, the 3rd pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber; Being provided with several exhaust fan in the tube chamber of the 4th pipeline, the 4th pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber; Better can import the sample of abundance in two-way detector.
As preferably, described first inner-walls of duct, second pipe inwall, the 3rd inner-walls of duct, the 4th inner-walls of duct, tee pipe fitting inwall and exhaust fan outer surface are equipped with non-sticking lining, it is preferred that super-hydrophobic non-sticking lining, can effectively avoid sample carryover inside sampling apparatus, improve the accuracy of testing result. Described non-sticking lining can adopt existing non-sticking lining, for instance polytetrafluorethylecoatings coatings, ceramic coating etc.
For more effective help sampling apparatus collected specimens, it is preferable that: the exhaust fan in described first pipeline is positioned at the position of the first pipeline total length 1/1st to five/3rd and the inlet end of close described first pipeline. Exhaust fan in described 3rd pipeline is positioned at the position of the 3rd pipeline total length 1/1st to five/3rd and the inlet end of close described 3rd pipeline. Exhaust fan in described 4th pipeline is positioned at the position of the 4th pipeline total length 1/1st to five/3rd and the inlet end of close described 4th pipeline. The length of described second pipe is preferably 1 times to 1.5 times of scalpel length.
The duct section being provided with exhaust fan in described first pipeline, the 3rd pipeline and the 4th pipeline is hard material pipeline, it is simple to the installation of exhaust fan and use, and remaining pipes Duan Junke adopts soft material pipeline, it is simple to use. Described second pipe is hard material pipeline, may act as the handle that uses of scalpel and is easy to the use of scalpel.
As preferably, described first pipeline air-inlet end and the connection of second pipe outlet side, the first pipeline outlet side all adopt detachable connection with the connection of tee pipe fitting, the 3rd pipeline outlet side with the connection of ionic migration spectrometer injection port and the connection of the 4th pipeline outlet side and elemental analyser injection port with the connection of tee pipe fitting, the 4th pipeline air-inlet end with the connection of tee pipe fitting, the 3rd pipeline air-inlet end, as adopted the female thread cooperated and external screw thread connection etc., it is cleaned after convenient dismounting.
As preferably, the inlet end of described second pipe is horn-like, it is possible to expand the region of sampling.
As preferably, the fixed form of the bottom of described scalpel and second pipe inwall is detachable, such as draw-in groove, it is simple to dismounting scalpel, conveniently cleans scalpel and second pipe.
As preferably, the bottom of described scalpel is fixed on the support being located at second pipe inwall, and the cutter hub of scalpel is along the central shaft axial distribution of second pipe, annular or the air inlet of class annular is formed between scalpel working end and second pipe inlet end sidewall, scalpel working end pressed close to by air inlet, play the function of multi-angle, multi-faceted air-breathing, facilitate the use of medical personnel and sample can be immediately wicked into. The rack outer surface of described second pipe inwall scribbles non-sticking lining.
As preferably, the described outlet side of the 3rd pipeline and the outlet side of the 4th pipeline are equipped with the branch road with air relief valve. The described branch road with air relief valve is respectively connected with waste gas and receives device.
In the outlet side of the 3rd pipeline, the branch road with air relief valve is set, ensureing that ionic migration spectrometer injection port and whole ionic migration spectrometer keep normally can operating pressure, it is favorably improved the accuracy of testing result, enters waste gas from this branch road expellant gas and receive device.
In the outlet side of the 4th pipeline, the branch road with air relief valve is set, it is ensured that elemental analyser injection port and whole elemental analyser keep normally can operating pressure, be favorably improved the accuracy of testing result, enter waste gas from this branch road expellant gas and receive device.
It can be Large Copacity tank body, existing pneumatic filter or existing gas cleaning plant that described waste gas receives device. Can equipped with liquid such as water in described Large Copacity tank body, the air inlet of Large Copacity tank body is positioned at the tank base under liquid level, and gas outlet is positioned at the tank body top on liquid level, is used for absorbing harmful substance.
Described scalpel includes high frequency electric knife, ultrasonic surgical blade, laser scalpel etc. can produce the surgical knife of operation smoke.
Described display screen can be selected for lightly portable LCDs.
Described scalpel, exhaust fan, ionic migration spectrometer, elemental analyser, display screen is connected with control panel each through circuit, control panel is provided with for controlling scalpel work or out-of-work scalpel switch, for control exhaust fan work or out-of-work fan switches, for regulate exhaust fan rotating speed speed switch, for controlling ionic migration spectrometer work or out-of-work ionic migration spectrometer switch, switch for the work of control element analyser or out-of-work elemental analyser and for controlling the display screen switch of display screen, each switch can be separately provided can also be integrally disposed for one-touch switch, may be configured as mechanical button, the various ways such as touch-button, each switch can adopt different colours when being separately provided, it is easy to distinguish, prevent maloperation. described exhaust fan is driven by its motor.
Described ionic migration spectrometer adopts existing ionic migration spectrometer. The Cleaning Principle of Ion mobility spectrometry be test substance molecule after vaporizer heating and gasifying, carrier gas bring ionization chamber ionization into, enter migration tube then through after there is the semipermeable membrane of selected area update strategy function. These different types of molecules form molecular ion group after being ionized source ionization, they occur migrate and finally form current impulse on the detector to detector with each different speed under the effect of migration tube electric field, the amplified device of current impulse inputs A/D sampler after amplifying, transmit again to data processing unit and process, thus produce with migration time be transverse axis, the ion migration spectrogram that is the longitudinal axis with current intensity, spectrogram is stored in data base and shows on a display screen. Owing to the speed migrated and quality, volume size and institute are electrically charged relevant, collection of illustrative plates just can distinguish different materials by the spike of diverse location. Owing to the relative mobility of different ions is different, so the different ions simultaneously entering migration tube successively can arrive detector through migration tube, the time that detector arrives according to different ions differentiates ionic species, the quantity of this ion is analyzed by the size of detector pulse signal, thus distinguish the kind of the raw operation smoke of excision produce, and then the carrying out of guided operation.In described IMS instrument by analysis after gas be directly entered its circulating device or retracting device.
Described elemental analyser adopts existing elemental analyser. The Cleaning Principle of elemental analyser is the content utilizing the mode of high-temp combustion to detect N, C, H, S, O. Sample is after combustion tube 1150 DEG C ± 50 DEG C burns, and carrier gas helium (He) brings the gaseous products after burning into reduction tube, NO in reduction tubexIt is reduced into N2, other products SO2、H2O、CO2Enter each adsorption tube, respectively by SO2Absorption/desorption pipe, H2O absorption/desorption pipe, CO2Absorption/desorption pipe adsorbs, N2Directly brought into the detection of TCD detector, CO by helium2Absorption/desorption pipe, H2O absorption/desorption pipe, SO2Absorption/desorption pipe is sequentially heated desorption CO2、H2O、SO2, CO after desorption2、H2O、SO2Respectively enteing the detection of TCD detector, each detection signal draws each constituent content after data processing module processes, and data are stored in data repository.
Difference is formed significantly owing to pathological tissues cell and normal tissue cell have, the two can chemically molecular composition and elementary composition two aspects be made a distinction by this utility model, and it is capable of monitor in real time when performing the operation, distinguish pathological tissues cell and normal tissue cell in time, it is to avoid error operation during excision.
Before operation, can be sampled with pathological tissues by first normal tissue, analyze its ion migration spectrogram, elementary composition and content, with normal structure for standard substance. In operation process, the testing result of the testing result of sample Yu normal structure is compared, as variant in result then judge that excision thing is as pathological tissues, need to excise further, as result zero difference then judges that excision thing is as normal structure, it is not necessary to excise further, the carrying out of guided operation.
Compared with prior art, this utility model has the advantages that
1, this utility model scalpel system with detector, simple in construction, easily manufacture, easy to use, in the process that operation carries out, excision thing can be carried out real-time detection, the information of the physiological status reflecting operative site directly perceived and operative site surrounding, testing result is accurately, quickly, greatly reduce error operation during excision, improve the performance accuracy of scalpel.
2, this utility model scalpel system with detector, has detectivity height, analysis time is fast, volume is little, the feature such as lightweight and low in energy consumption.
3, this utility model scalpel system with detector, tissue in sample and fragment in use can be sucked together with gas and send into ionic migration spectrometer by the sampling apparatus of the integral type passage formed by the first pipeline and second pipe in the lump, ensure that the integrity of sample to greatest extent.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing ionic migration spectrometer;
Fig. 2 is the structural representation of this utility model scalpel system with detector.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail with embodiment.
As in figure 2 it is shown, a kind of scalpel system with detector, including scalpel 11, sampling apparatus 12, detector and for showing the display screen 16 of detector testing result; Detector includes ionic migration spectrometer 10 and elemental analyser 17; Sampling apparatus 12 is for collected specimens the injection port that sample is sent to detector, and sampling apparatus 12 includes being provided with in tube chamber first pipeline 14 of several exhaust fan 13 such as (can be one or two to three), connects the second pipe 15 of the first pipeline 14 inlet end and scalpel 11, be connected the 3rd pipeline 20 of the first pipeline 14 outlet side and ionic migration spectrometer 10 injection port 1 and be connected the 4th pipeline 19 of the first pipeline 14 outlet side and elemental analyser 17 injection port 18;First pipeline 14 outlet side, the 3rd pipeline 20 inlet end and the 4th pipeline 19 inlet end are connected by tee pipe fitting 21; First pipeline 14 air inlet is rectified the air intake surface of exhaust fan 13 in its tube chamber; Being provided with several (can be that one or two are to three etc.) exhaust fan 13 in the tube chamber of the 3rd pipeline 20, the 3rd pipeline 20 air inlet is rectified the air intake surface of exhaust fan 13 in its tube chamber; Being provided with several (can be that one or two are to three etc.) exhaust fan 13 in the tube chamber of the 4th pipeline 19, the 4th pipeline 19 air inlet is rectified the air intake surface of exhaust fan 13 in its tube chamber; The working end of scalpel 11 protrudes from the inlet end of second pipe 15, and the bottom of scalpel 11 is fixed on the inwall of second pipe 15 inlet end. The ionization chamber 3 of ionic migration spectrometer 10 is provided with the drainage screen 24 of ionization source.
One or both in operation smoke that this utility model sample includes being formed by excision thing, scalpel surrounding material.
After sample enters from the injection port 1 of ionic migration spectrometer 10; the ionization of vaporizer 2 gasification and ionization chamber 3 can be sequentially passed through; ionization chamber 3 arranges the drainage screen 24 with ionization source; effectively sample can will be likely to a small amount of liquid of not being gasified totally and solid is arrested on the drainage screen 24 with ionization source and ionizes further; can either better ensure the integrity of sample; ionic migration spectrometer 10 can be protected again, extend its service life. Ionization source on drainage screen 24 selects existing ionization source, can adopt the one in electron impact ionization source, chemical ionization source, fast atom bombardment source, field desorption source, electric spray ion source, atmosphere pressure chemical ion source or two or more combination.
First pipeline 14 inwall, second pipe 15 inwall, the 3rd pipeline 20 inwall, the 4th pipeline 19 inwall, tee pipe fitting 21 inwall and exhaust fan 13 outer surface are equipped with non-sticking lining, preferably select super-hydrophobic non-sticking lining, can effectively avoid sample carryover inside sampling apparatus 12, improve the accuracy of testing result. Non-sticking lining can adopt existing non-sticking lining, for instance polytetrafluorethylecoatings coatings, ceramic coating etc.
For more effective help sampling apparatus 12 collected specimens, the exhaust fan 13 in the first pipeline 14 is positioned at the position of the first pipeline 14 total length 1/1st to five/3rd and the inlet end of close first pipeline 14; Exhaust fan 13 in 3rd pipeline 20 is positioned at the position of the 3rd pipeline 20 total length 1/1st to five/3rd and the inlet end of close 3rd pipeline 20; Exhaust fan 13 in 4th pipeline 19 is positioned at the position of the 4th pipeline 19 total length 1/1st to five/3rd and the inlet end of close 4th pipeline 19. The length of second pipe 15 is 1 times to 1.5 times of scalpel 11 length.
The duct section being provided with exhaust fan 13 in first pipeline the 14, the 3rd pipeline 20 and the 4th pipeline 19 is hard material pipeline, it is simple to the installation of exhaust fan 13 and use, and remaining pipes Duan Junke adopts soft material pipeline, it is simple to use. Second pipe 15 is hard material pipeline, may act as the handle that uses of scalpel 11 and is easy to the use of scalpel 11.
First pipeline 14 inlet end and the connection of second pipe 15 outlet side, the first pipeline 14 outlet side all adopt detachable connection with the connection of tee pipe fitting 21, the 3rd pipeline 20 outlet side with the connection of ionic migration spectrometer 10 injection port 1 and the connection of the 4th pipeline 19 outlet side and elemental analyser 17 injection port 18 with the connection of tee pipe fitting 21, the 4th pipeline 19 inlet end with the connection of tee pipe fitting 21, the 3rd pipeline 20 inlet end, as adopted the female thread cooperated and external screw thread connection etc., it is cleaned after convenient dismounting.
The inlet end of second pipe 15 is horn-like, it is possible to expand the region of sampling.
The fixed form of the bottom of scalpel 11 and second pipe 15 inwall is detachable, such as draw-in groove, it is simple to dismounting scalpel 11, conveniently cleans scalpel 11 and second pipe 15.
The bottom of scalpel 11 is fixed on the support being located at second pipe 15 inwall, and the cutter hub of scalpel 11 is along the central shaft axial distribution of second pipe 15, annular or the air inlet of class annular is formed between scalpel 11 working end and second pipe 15 inlet end sidewall, scalpel 11 working end pressed close to by air inlet, play the function of multi-angle, multi-faceted air-breathing, facilitate the use of medical personnel and sample can be immediately wicked into. The rack outer surface of second pipe 15 inwall scribbles non-sticking lining.
The outlet side of the 3rd pipeline 20 and the outlet side of the 4th pipeline 19 are equipped with the branch road with air relief valve 22. Branch road with air relief valve 22 is respectively connected with waste gas and receives device 23.
In the outlet side of the 3rd pipeline 20, the branch road with air relief valve 22 is set, ensureing that ionic migration spectrometer 10 injection port 1 and whole ionic migration spectrometer 10 keep normally can operating pressure, it is favorably improved the accuracy of testing result, enters waste gas from this branch road expellant gas and receive device 23.
In the outlet side of the 4th pipeline 19, the branch road with air relief valve 22 is set, ensureing that elemental analyser 17 injection port 18 and whole elemental analyser 17 keep normally can operating pressure, it is favorably improved the accuracy of testing result, enters waste gas from this branch road expellant gas and receive device 23.
It can be Large Copacity tank body, existing pneumatic filter or existing gas cleaning plant that waste gas receives device 23. Can equipped with liquid such as water in Large Copacity tank body, the air inlet of Large Copacity tank body is positioned at the tank base under liquid level, and gas outlet is positioned at the tank body top on liquid level, is used for absorbing harmful substance.
Scalpel 11 includes high frequency electric knife, ultrasonic surgical blade, laser scalpel etc. can produce the surgical knife of operation smoke. Scalpel 11 length is adjustable at 10cm-20cm, and tool bit diameter is adjustable at 0.5cm-1cm. Scalpel 11 working end projects into QI KOU 1cm-5cm, adjustable. Both it is easy to collect various gas, does not affect again the operation of operation. Regulate in certain limit, it is possible to because of different operative sites, make different adjustment.
Display screen 16 can be selected for lightly portable LCDs.
Scalpel 11, exhaust fan 13, ionic migration spectrometer 10, elemental analyser 17, display screen 16 is connected with control panel each through circuit, control panel be provided with for control scalpel 11 work or out-of-work scalpel switch, for control exhaust fan 13 work or out-of-work fan switches, for regulate exhaust fan 13 rotating speed speed switch, work or out-of-work ionic migration spectrometer switch for controlling ionic migration spectrometer 10, work for control element analyser 17 or out-of-work elemental analyser switch and for control display screen 16 display screen switch, each switch can be separately provided can also be integrally disposed for one-touch switch, may be configured as mechanical button, the various ways such as touch-button, each switch can adopt different colours when being separately provided, it is easy to distinguish, prevent maloperation. exhaust fan 13 is driven by its motor.
As it is shown in figure 1, ionic migration spectrometer 10 adopts existing ionic migration spectrometer 10. Existing ionic migration spectrometer 10 includes the injection port 1, the vaporizer 2 for the sample that gasifies with high temperature heat source, the ionization chamber 3 with ionization source, migration tube 4, detector 5, amplifier 6, A/D sampler 7, data processing unit 8 and the data base 9 that are sequentially connected with.
Elemental analyser 17 adopts existing elemental analyser 17. Injection port 18 that existing elemental analyser 17 mainly includes being sequentially connected with, with the combustion tube of carrier gas inlet, reduction tube, SO2Absorption/desorption pipe, H2O absorption/desorption pipe, CO2Absorption/desorption pipe, TCD detector, data processing module and data repository (not marking in figure).
When this utility model scalpel system with detector uses, switch on power, open each switch on control panel, the operation smoke produced when scalpel 11 is performed the operation is inhaled into sampling apparatus 12 under the effect of exhaust fan 13, sequentially pass through second pipe 15 and the first pipeline 14, after tee pipe fitting 21 taps, a road enters ionic migration spectrometer 10 from the injection port 1 of ionic migration spectrometer 10 after the 3rd pipeline 20, and another road enters elemental analyser 17 from from the injection port 18 of elemental analyser 17 after the 4th pipeline 19.
The sample entered in ionic migration spectrometer 10 forms different types of gaseous molecular after vaporizer 2 heating and gasifying, brought into ionization chamber 3 by carrier gas and form molecular ion group after ionization source ionizes, molecular ion group enters migration tube 4 after having the semipermeable membrane of selected area update strategy function, these molecular ions group occurs to migrate and finally form current impulse on detector 5 to detector 5 with each different speed under the effect of migration tube 4 electric field, the amplified device 6 of current impulse inputs A/D sampler 7 after amplifying, transmit again to data processing unit 8 and process, thus producing with migration time for transverse axis, the ion migration spectrogram being the longitudinal axis with current intensity, spectrogram is stored in data base 9 and shows on display screen 16. owing to the speed migrated and quality, volume size and institute are electrically charged relevant, collection of illustrative plates just can distinguish different materials by the spike of diverse location. owing to the relative mobility of different ions is different, so the different ions simultaneously entering migration tube 4 can successively arrive detector 5 through migration tube 4, the time that detector 5 arrives according to different ions differentiates ionic species, the quantity of this ion is analyzed by the size of detector 5 pulse signal, thus distinguish the kind of the raw operation smoke of excision produce, and then the carrying out of guided operation. in IMS instrument 10 by analysis after gas be directly entered its circulating device or retracting device.
Entering after the sample in elemental analyser 17 burns in 1150 DEG C ± 50 DEG C in combustion tube and obtain gaseous products, carrier gas helium brings the gaseous products after burning into reduction tube, NO in reduction tubexIt is reduced into N2, other products SO2、H2O、CO2Enter each adsorption tube, respectively by SO2Absorption/desorption pipe, H2O absorption/desorption pipe, CO2Absorption/desorption pipe adsorbs, N2Directly brought into the detection of TCD detector, CO by helium2Absorption/desorption pipe, H2O absorption/desorption pipe, SO2Absorption/desorption pipe is sequentially heated desorption CO2、H2O、SO2, CO after desorption2、H2O、SO2Respectively enteing the detection of TCD detector, each detection signal draws each constituent content after data processing module processes, and data are stored in data repository and show on display screen 16.
Difference is formed significantly owing to pathological tissues cell and normal tissue cell have, the two can chemically molecular composition and elementary composition two aspects be made a distinction by this utility model, and it is capable of monitor in real time when performing the operation, distinguish pathological tissues cell and normal tissue cell in time, it is to avoid error operation during excision.
Before operation, can be sampled with pathological tissues by first normal tissue, analyze its ion migration spectrogram, elementary composition and content, with normal structure for standard substance.In operation process, the testing result of the testing result of sample Yu normal structure is compared, as variant in result then judge that excision thing is as pathological tissues, need to excise further, as result zero difference then judges that excision thing is as normal structure, it is not necessary to excise further, the carrying out of guided operation.
Claims (10)
1. the scalpel system with detector, it is characterised in that include scalpel, sampling apparatus, detector and for showing the display screen of detector testing result;
Described detector includes ionic migration spectrometer and elemental analyser;
Described sampling apparatus is for collected specimens and sample is sent to the injection port of detector, and sampling apparatus includes being provided with in tube chamber the first pipeline of several exhaust fan, connects the second pipe of the first pipeline air-inlet end and scalpel, be connected the 3rd pipeline of the first pipeline outlet side and ionic migration spectrometer injection port and be connected the 4th pipeline of the first pipeline outlet side and elemental analyser injection port; First pipeline outlet side, the 3rd pipeline air-inlet end and the 4th pipeline air-inlet end are connected by tee pipe fitting;
First pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber;
The working end of described scalpel protrudes from the inlet end of second pipe, and the bottom of scalpel is fixed on the inwall of second pipe inlet end;
The ionization chamber of described ionic migration spectrometer is provided with the drainage screen of ionization source;
The described outlet side of the 3rd pipeline and the outlet side of the 4th pipeline are equipped with the branch road with air relief valve.
2. the scalpel system with detector according to claim 1, it is characterised in that be provided with several exhaust fan in the tube chamber of described 3rd pipeline, the 3rd pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber; Being provided with several exhaust fan in the tube chamber of described 4th pipeline, the 4th pipeline air-inlet is rectified the air intake surface of exhaust fan in its tube chamber.
3. the scalpel system with detector according to claim 1 and 2, it is characterised in that described first inner-walls of duct, second pipe inwall, the 3rd inner-walls of duct, the 4th inner-walls of duct, tee pipe fitting inwall and exhaust fan outer surface are equipped with non-sticking lining.
4. the scalpel system with detector according to claim 3, it is characterised in that described non-sticking lining is super-hydrophobic non-sticking lining.
5. the scalpel system with detector according to claim 2, it is characterised in that the duct section being provided with exhaust fan in described first pipeline, the 3rd pipeline and the 4th pipeline is hard material pipeline, and remaining pipes section is soft material pipeline; Described second pipe is hard material pipeline.
6. the scalpel system with detector according to claim 1, it is characterised in that the exhaust fan in described first pipeline is positioned at the position of the first pipeline total length 1/1st to five/3rd and the inlet end of close described first pipeline.
7. the scalpel system with detector according to claim 1, it is characterized in that, described first pipeline air-inlet end and the connection of second pipe outlet side, the first pipeline outlet side all adopt detachable connection with the connection of tee pipe fitting, the 3rd pipeline outlet side with the connection of ionic migration spectrometer injection port and the connection of the 4th pipeline outlet side and elemental analyser injection port with the connection of tee pipe fitting, the 4th pipeline air-inlet end with the connection of tee pipe fitting, the 3rd pipeline air-inlet end.
8. the scalpel system with detector according to claim 1, it is characterised in that the inlet end of described second pipe is horn-like.
9. the scalpel system with detector according to claim 1, it is characterized in that, the described ionization source on drainage screen is the one in electron impact ionization source, chemical ionization source, fast atom bombardment source, field desorption source, electric spray ion source, atmosphere pressure chemical ion source or two or more combination.
10. the scalpel system with detector according to claim 1, it is characterised in that the described branch road with air relief valve is respectively connected with waste gas and receives device.
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| CN201520946146.5U CN205307085U (en) | 2015-11-24 | 2015-11-24 | Take scalpel system of detector |
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| CN201520946146.5U CN205307085U (en) | 2015-11-24 | 2015-11-24 | Take scalpel system of detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286993A (en) * | 2015-11-24 | 2016-02-03 | 谭回 | Scalpel system with detector |
-
2015
- 2015-11-24 CN CN201520946146.5U patent/CN205307085U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286993A (en) * | 2015-11-24 | 2016-02-03 | 谭回 | Scalpel system with detector |
| CN105286993B (en) * | 2015-11-24 | 2017-12-19 | 谭回 | A kind of scalpel system with detector |
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