CN2557081Y - Thermal slow released pancreas adenoma therapeutic instrument - Google Patents
Thermal slow released pancreas adenoma therapeutic instrument Download PDFInfo
- Publication number
- CN2557081Y CN2557081Y CN 02275993 CN02275993U CN2557081Y CN 2557081 Y CN2557081 Y CN 2557081Y CN 02275993 CN02275993 CN 02275993 CN 02275993 U CN02275993 U CN 02275993U CN 2557081 Y CN2557081 Y CN 2557081Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- output
- integrated circuit
- chip microcomputer
- therapeutic instrument
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a thermal sustained-release pancreatic tumor treatment device. The input end of a sine wave generator (1) is connected with a single chip microcomputer circuit (2), the output end is connected with a power amplifier output circuit (3), one line output of the power amplifier output circuit (3) is connected with an energy distribution circuit (4), the other line output is connected with a voltage and current monitoring circuit (5), the output of the monitoring circuit (5) is connected with the single chip microcomputer circuit (2), the control end of the energy distribution circuit (4) is connected with the output of the single chip microcomputer circuit (2), and the output end of the energy distribution circuit is connected with a treatment electrode group (6). The input end of a temperature measurement circuit (7) is connected with a temperature measurement probe group (8), and the output end of the temperature measurement circuit is connected with the single chip microcomputer circuit (2). The utility model has accurate treatment, good safety and no side effects.
Description
Technical field:
This utility model is relevant with Medical Instruments, and is especially relevant with the pancreas tumor therapeutic instrument.
Technical background:
Cancer of pancreas is one of digestive system common malignancy, account for 3% of whole mankind's cancer morbidity greatly, account for 5% of whole cancer mortalities, because the physiological location of pancreas is dark, vital tissue is many on every side, state of an illness complexity so cause the treatment difficulty, becomes international medical community " obstinate fort of 21 century " anxious to be captured.Do not treat the special equipment of cancer of pancreas at present, in the world, the equipment that substitutes has radiotherapy system, deep freeze refrigerator and radio-frequency (RF) ablation equipment, and there is a common defects in these equipment; Normal structure and tumor there is not distinguishing ability, so that " hesitating to pelt a rat for fear of smashing the dishes ".When carrying out treatment, not being for guaranteeing that normal structure reduces treatment region as far as possible, is exactly for guaranteeing more poly-injury normal structure of treatment region, can't accomplish to use competent energy kill tumor and does not damage normal structure, has seriously restricted therapeutic effect.And the used therapeutic electrode of deep freeze refrigerator and radio-frequency (RF) ablation equipment is too thick, also easily pancreas is caused damage.
The content of utility model:
It is good that the purpose of this utility model provides a kind of safety, the treatment accurate and effective, and release heat is accurate, an amount of, the hot slow release pancreas tumor therapeutic instrument that has no side effect.
This utility model is achieved in that
The hot slow release pancreas tumor of this utility model therapeutic instrument, the input order sheet machine circuit (2) of sine-wave generator (1), it exports termination power amplifier output circuit (3), one tunnel output of power amplifier output circuit (3) connects energy distribution circuit (4), another road output connects voltage, current monitoring circuit (5), the output order sheet machine circuit (2) of observation circuit (5), the output of the control end order sheet machine circuit (2) of energy distribution circuit (4), it exports termination therapeutic electrode group (6), the input termination thermoprobe group (8) of temperature measurement circuit (7), its outfan order sheet machine circuit (2).
Energy distribution circuit (4) is by some relays or controllable silicon (U
1-U
8) form the isolating output transformer (T of its input termination power amplifier output circuit (3)
1) the inferior utmost point.Its outfan (A-H) respectively meets its control end of a therapeutic electrode (9) (DB
1-HB
8) single-chip microcomputer (IC of order sheet machine circuit (2)
4) foot (P
20-P
27), D/A changer (IC
5) foot (13,14,15,16,4,5,6,7) meet single-chip microcomputer (IC
4) foot (32-39), D/A changer (IC
5) foot (11) meet the multiplier (IC of sine-wave generator (1)
2) VX end, the output termination transformator (T of energy distribution circuit (4)
2, T
3) elementary, transformator (T
2, T
3) the secondary commutator (BR that connects respectively
1, BR
2), commutator (BR
2, BR
2) output respectively through electric capacity (C
11, C
12) filtering, rheostat (W
1, W
2) meet A/D changer (IC after the dividing potential drop
6) foot (5,4), A/D changer (IC
6) foot (21,20,19,18,8,15,14,17) meet single-chip microcomputer (IC
4) foot (32-39).
Thermoprobe group (8) is made up of 2-6 root measuring probe (10), inserts probe (10) the output termination integrated circuit (IC of human body
8) 1N end, through amplifying after and integrated circuit (IC
9) output signal at integrated circuit (IC
10) addition, it is exported through A/D changer (IC
6) send into single-chip microcomputer (IC
4).
Sine-wave generator (1) comprises integrated circuit (IC
1), multiplier (IC
2) and integrated circuit (IC
3), resistance (R
01-R
03), electric capacity (C
1) and integrated circuit (IC
1) connect, power amplifier output circuit (3) comprises transistor (V
201-V
208) and resistance (R
1-R
10), electric capacity (C
1-C
3), its output meets isolating transformer (T
1) elementary.
Power amplifier output circuit (3), energy distribution circuit (4), temperature measurement circuit (7), therapeutic electrode group (6) and voltage, current monitoring circuit (5) respectively are in parallel at least two.
Therapeutic electrode (9) has the 2-20 root, is the alloy draw point, and insulation sleeve (11) is arranged, one end leaded (12) and plug (13), and the overall diameter of stainless pin is 0.25-1.6mm, insulation sleeve (11) can endwisely slip.
Thermoprobe (10) is the steel alloy tubule, outside it insulation sleeve (11) is arranged, temperature sensor (14) is arranged, an end of temperature sensor leaded (12) and plug (13) in it, the overall diameter of thermoprobe is between 0.25-1.6mm, and insulation sleeve (11) can endwisely slip.
Integrated circuit (IC
1) be ICL8038, multiplier (IC
2) be AD539, integrated circuit (IC
3) be LF357, single-chip microcomputer (IC
4) be 89C51, transducer (IC
5) be DA0832, transducer (IC
6) be ADC0809, integrated circuit (IC
7) be 8279, integrated circuit (IC
8) be ICL7650, integrated circuit (IC
9) be LM35, integrated circuit (IC
10) be LM357.
This utility model can the pointwise distribute energy form the treatment region that adapts to tumor shape automatically owing to adopted many anti-pancreases to leak therapeutic electrode; Owing to adopted many anti-pancreas test leakage temperature probes, can realize trapezoidal temperature control to different tissues, accurately limit the temperature of treatment region temperature and vitals, under microcomputer monitoring, slowly discharge heat energy, to greatest extent kill cancer cell and can not damage normal structure.And can prevent effectively that pancreas leaks and local carbonization, particularly suitable treatment pancreas tumor and the tumor of closing on vitals.This instrument has adopted a series of security monitoring measures, and is safe and reliable, can be widely used in clinical.
Description of drawings:
Fig. 1 is this utility model circuit block diagram.
Fig. 2 is the therapeutic electrode structure chart.
Fig. 3 is the thermoprobe structure chart.
Fig. 4 is this utility model circuit theory diagrams.
The specific embodiment:
This utility model is by sine-wave generator 1, single chip circuit 2, power amplifier output circuit 3, energy distribution circuit 4, voltage, current monitoring circuit 5, therapeutic electrode group 6, thermometric amount circuit 7, and thermoprobe group 8 is formed.
As shown in Figure 1, single chip circuit two-way output in 2 fens, one tunnel control sine-wave generator output level, the output combination of another road control energy distributor circuit.Sine-wave generator provides the sinusoidal signal of 0.2-0.5MHz for the power amplifier output circuit.The power amplifier output circuit provides the energy of 0-40W for therapeutic electrode through the energy distribution circuit.The energy distribution circuit determines the energy of each therapeutic electrode conduction.The therapeutic electrode group is made up of the anti-pancreas leakage of 2-20 root therapeutic electrode, is used for energy is imported human body.Voltage, current monitoring circuit will be sent into single chip circuit from output voltage, current value that the power amplifier output circuit records in real time, to finish the closed loop control of output energy.The thermoprobe group is made up of the anti-pancreas test leakage temperature probe of 2-6 root, gives thermometric amount circuit with the intravital temperature of people, sends into single chip circuit after the processing and amplifying, as the foundation of control energy output.
As shown in Figure 4, IC
1, IC
2, IC
3, R
01-R
03, C
1, form sine-wave generator, 0.2-0.5MHz is provided sine wave; V
201-V
208, R
1-R
10, W
1, C
1-C
3, T
1Form the power amplifier output circuit, the electric flux of 0-40W is provided; U
1-R
8Form the power amplifier output circuit, the electric flux of 0-40W is provided; U
1-R
8Form the energy distribution circuit, carry out energy distribution; IC
8, IC
9, IC
10, R
14, R
16, R
17, R
18, form temperature measuring circuit; T
2, T
3, BR
1, BR
2, W
1, W
2Form voltage, current monitoring circuit; IC
4-IC
7Form typical single chip circuit.
In order to form the treatment region that adapts to tumor shape, this utility model has adopted multi-electrode pointwise energy distribution scheme.Sinusoidal signal is by IC
3Output is through C
1Power amplifier is given in coupling, through V
201-V
208The amplifier of forming amplifies the back by isolating output transformer T
1Give energy distributor, the output terminals A-H of energy distributor respectively connects a therapeutic electrode, the control end DB of energy distributor
1-DB
8Meet IC
4DB
1-DB
8, select which electrode and isolating output transformer T by single-chip microcomputer
1Connect and energy is imported human body and treat.Single-chip microcomputer IC
4By D/A changer IC
5The input voltage of the VX end of control multiplier is with control IC
2Output, through IC
3, IC
1The final output that realizes the control power amplifier.
In order to realize trapezoidal temperature monitoring, this utility model has been taked many thermoprobe subregion thermometric schemes, originally exemplifies 6.A thermoprobe output termination IC who inserts human body
8IN end, after amplifying and IC
9Output signal at IC
10Addition is then through A/D changer IC
6Send into single-chip microcomputer, single-chip microcomputer is circulatory monitoring each point temperature in real time, and can be according to the device value of operator to each point for measuring temperature, by the method control each point temperature of control output energy.
In order to monitor output voltage, electric current, this utility model has adopted voltage, current sampling circuit: output current signal is through T
2Conversion, BR
1Rectification, C
11Filtering, W
1Dividing potential drop is through A/D changer IC
6Send into single-chip microcomputer IC
4Output voltage signal is through T
3Conversion, BR
2Rectification, C
12Filtering, W
2Dividing potential drop A/D changer IC
6Send into single-chip microcomputer IC
4
Leak in order to prevent pancreas, this utility model has adopted minor diameter therapeutic electrode and the thermoprobe of 0.25-1.6mm, and both all can slide by used teflon insulation cover vertically, leak measure so that operator further take to prevent pancreas.
Therapeutic electrode is made up of plug, lead-in wire, poly-second fluorothene insulation sleeve, rustless steel fine needle.The teflon insulation cover can slide vertically, and the rustless steel fine needle is formed.Pancreas leaks second fluorothene insulation sleeve and can slide vertically, and rustless steel fine needle diameter is between 0.25-1.6mm.This identical electrode of 2-20 root is formed the therapeutic electrode group.
Thermoprobe is made up of plug, lead-in wire, teflon insulation cover, rustless steel tubule, temperature sensor.The teflon insulation cover can slide vertically, and rustless steel fine needle diameter is between 0.25-1.6mm.This identical electrode of 2-6 root is formed the therapeutic electrode group.
Claims (8)
1, hot slow release pancreas tumor therapeutic instrument, the input order sheet machine circuit (2) that it is characterized in that sine-wave generator (1), it exports termination power amplifier output circuit (3), one tunnel output of power amplifier output circuit (3) connects energy distribution circuit (4), another road output connects voltage, current monitoring circuit (5), the output order sheet machine circuit (2) of observation circuit (5), the output of the control end order sheet machine circuit (2) of energy distribution circuit (4), it exports termination therapeutic electrode group (6), the input termination thermoprobe group (8) of temperature measurement circuit (7), its outfan order sheet machine circuit (2).
2. therapeutic instrument according to claim 1 is characterized in that energy distribution circuit (4) is by some relays or controllable silicon (U
1-U
8) form the isolating output transformer (T of its input termination power amplifier output circuit (3)
1) the inferior utmost point, its outfan (A-H) respectively connects a therapeutic electrode (9), its control end (DB
1-HB
8) single-chip microcomputer (IC of order sheet machine circuit (2)
4) foot (P
20-P
27), D/A changer (IC
5) foot (13,14,15,16,4,5,6,7) meet single-chip microcomputer (IC
4) foot (32-39), D/A changer (IC
5) foot (11) meet the multiplier (IC of sine-wave generator (1)
2) VX end, the output termination transformator (T of energy distribution circuit (4)
2, T
3) elementary, transformator (T
2, T
3) the secondary commutator (BR that connects respectively
1, BR
2), commutator (BR
2, BR
2) output respectively through electric capacity (C
11, C
12) filtering, rheostat (W
1, W
2) meet A/D changer (IC after the dividing potential drop
6) foot (5,4), A/D changer (IC
6) foot (21,20,19,18,8,15,14,17) meet single-chip microcomputer (IC
4) foot (32-39).
3, therapeutic instrument according to claim 1 is characterized in that thermoprobe group (8) is made up of 2-6 root measuring probe (10), inserts probe (10) the output termination integrated circuit (IC of human body
8) 1N end, through amplifying after and integrated circuit (IC
9) output signal at integrated circuit (IC
10) addition, it is exported through A/D changer (IC
6) send into single-chip microcomputer (IC
4).
4, therapeutic instrument according to claim 1 is characterized in that sine-wave generator (1) comprises integrated circuit (IC
1), multiplier (IC
2) and integrated circuit (IC
3), resistance (R
01-R
03), electric capacity (C
1) and integrated circuit (IC
1) connect, power amplifier output circuit (3) comprises transistor (V
201-V
208) and resistance (R
1-R
10), electric capacity (C
1-C
3), its output meets isolating transformer (T
1) elementary.
5, therapeutic instrument according to claim 1 is characterized in that power amplifier output circuit (3), and energy distribution circuit (4), temperature measurement circuit (7) therapeutic electrode group (6) and voltage, current monitoring circuit (5) respectively are in parallel at least two.
6, therapeutic instrument according to claim 1 is characterized in that therapeutic electrode (9) has the 2-20 root, is the alloy draw point, insulation sleeve (11) is arranged, one end leaded (12) and plug (13), the overall diameter of stainless pin is 0.25-1.6mm, insulation sleeve (11) can slide vertically.
7, therapeutic instrument according to claim 1, it is characterized in that thermoprobe (10) is the steel alloy tubule, insulation sleeve (11) is arranged outside it, temperature sensor (14) is arranged in it, one end of temperature sensor leaded (12) and plug (13), the overall diameter of thermoprobe is between 0.25-1.6mm, and insulation sleeve (11) can slide vertically.
8, therapeutic instrument according to claim 1 is characterized in that integrated circuit (IC
1) be ICL8038, multiplier (IC
2) be AD539, integrated circuit (IC
3) be LF357, single-chip microcomputer (IC
4) be 89C51, transducer (IC
5) be DA0832, transducer (IC
6) be ADC0809, integrated circuit (IC
7) be 8279, integrated circuit (IC
8) be ICL7650, integrated circuit (IC
9) be LM35, integrated circuit (IC
10) be LM357.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02275993 CN2557081Y (en) | 2002-08-05 | 2002-08-05 | Thermal slow released pancreas adenoma therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02275993 CN2557081Y (en) | 2002-08-05 | 2002-08-05 | Thermal slow released pancreas adenoma therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2557081Y true CN2557081Y (en) | 2003-06-25 |
Family
ID=33739927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02275993 Expired - Lifetime CN2557081Y (en) | 2002-08-05 | 2002-08-05 | Thermal slow released pancreas adenoma therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2557081Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103519888A (en) * | 2013-10-30 | 2014-01-22 | 上海魅丽纬叶医疗科技有限公司 | Radiofrequency electrode with temperature measurement function and impedance measurement function and radiofrequency ablatograph |
| US9993291B2 (en) | 2013-02-07 | 2018-06-12 | Shanghai Golden Leaf Med Tec Co., Ltd | Radio frequency ablation method, system and radio frequency ablation device thereof |
-
2002
- 2002-08-05 CN CN 02275993 patent/CN2557081Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9993291B2 (en) | 2013-02-07 | 2018-06-12 | Shanghai Golden Leaf Med Tec Co., Ltd | Radio frequency ablation method, system and radio frequency ablation device thereof |
| CN103519888A (en) * | 2013-10-30 | 2014-01-22 | 上海魅丽纬叶医疗科技有限公司 | Radiofrequency electrode with temperature measurement function and impedance measurement function and radiofrequency ablatograph |
| CN103519888B (en) * | 2013-10-30 | 2016-02-10 | 上海魅丽纬叶医疗科技有限公司 | Have radio-frequency electrode and the radiofrequency melting instrument of temp sensing function and survey impedance function concurrently |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20060201 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |