CN108606832A - Micro-traumatic electro coagulation instrument for percutaneous nephrolithy - Google Patents
Micro-traumatic electro coagulation instrument for percutaneous nephrolithy Download PDFInfo
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- CN108606832A CN108606832A CN201810305050.9A CN201810305050A CN108606832A CN 108606832 A CN108606832 A CN 108606832A CN 201810305050 A CN201810305050 A CN 201810305050A CN 108606832 A CN108606832 A CN 108606832A
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- protective case
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- micro
- conducting rod
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- 238000009297 electrocoagulation Methods 0.000 title claims abstract description 35
- 230000001681 protective effect Effects 0.000 claims description 72
- 238000009413 insulation Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 5
- 230000000452 restraining effect Effects 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 abstract description 29
- 238000005345 coagulation Methods 0.000 abstract description 29
- 238000005520 cutting process Methods 0.000 abstract description 5
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 210000003734 kidney Anatomy 0.000 description 6
- 238000009422 external insulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 208000031169 hemorrhagic disease Diseases 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000031868 Calculus ureteric Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000000913 Kidney Calculi Diseases 0.000 description 1
- 206010029148 Nephrolithiasis Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 208000000014 Ureteral Calculi Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 239000007937 lozenge Substances 0.000 description 1
- 230000005404 monopole Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00505—Urinary tract
- A61B2018/00511—Kidney
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00607—Coagulation and cutting with the same instrument
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of micro-traumatic electro coagulation instruments for percutaneous nephrolithy; the instrument includes main shaft; the both ends of main shaft are respectively arranged with handle and electrode terminal; handle is equipped with the lead head being electrically connected with motor terminal; electrode terminal includes the first electrode sheet and second electrode sheet of pivot knot stacked on top of each other, and handle is equipped with the opening and closing part for driving first electrode sheet and second electrode sheet to close up or open.The micro-traumatic electro coagulation instrument of the application can complete more multioperation, and function is more fully.In the energized state, so that first electrode sheet and second electrode sheet is opened, to which first electrode sheet and second electrode sheet can respectively complete coagulation operation, realize multidigit point coagulation simultaneously, improve coagulation efficiency；And cutting operation can also be completed when first electrode sheet and second electrode sheet are closed up.Under unpowered state, it can also operate opening and closing part driving first electrode sheet and second electrode sheet is closed up or opened, carry out conventional surgical procedure.
Description
Technical field
The invention belongs to medical instruments fields, and in particular to a kind of micro-traumatic electro coagulation instrument for percutaneous nephrolithy.
Background technology
Percutaneous nephrolithotomy is the mature technology for treating the especially complicated kidney stone of kidney and proximal ureteral calculus,
Kidney hemorrhagic disease is most common complication in the operation, this is because many minute blood vessels are distributed in Renal Cortex, is being performed the operation
When due to there is sheath to oppress these minute blood vessel broken ends of fractured bone, thus even if bleeding is not easy to be found, after withdrawing sheath, Jiu Huifa
Raw kidney hemorrhagic disease.
When kidney hemorrhagic disease occurs, it will usually stop blooding with hemostasis electrode, such as Patent No.
The Chinese utility model patent of CN201620649155.2 discloses one kind and being used for percutaneous nephrolithy surgical wound surface coagulation electrode, this is solidifying
Blood electrode includes insulation shaft, and wherein one end of the insulation shaft is provided with handle, and the other end is provided with electrode terminal, the handle
It is equipped with the lead line interface being connected with electrode terminal, one end of conducting wire is connected with the lead line interface, and the other end is external
The anode of radio-frequency generator.
But the coagulation electrode can only utilize its electrode terminal to complete coagulation and operate, and cannot complete cutting operation or conventional behaviour
Make, function is more single.
Invention content
Present invention purpose be to provide it is a kind of can complete cutting operation and other routine operations be used for percutaneous nephrolithy
Micro-traumatic electro coagulation instrument.
For achieving the above object, the technical solution of the application is as follows：
A kind of micro-traumatic electro coagulation instrument for percutaneous nephrolithy, including main shaft, the both ends of the main shaft be respectively arranged with handle and
Electrode terminal, the handle are equipped with the lead head being electrically connected with motor terminal, and the electrode terminal includes pivot knot stacked on top of each other
First electrode sheet and second electrode sheet, the handle be equipped with for drive first electrode sheet and second electrode sheet close up or
The opening and closing part of opening.
The application is by electrode terminal split settings at the first electrode sheet and second electrode sheet of pivot so that the application's
Micro-traumatic electro coagulation instrument can complete more multioperation, and function is more fully.The coagulation instrument of the application can be that monopolar coagulation also may be used
To be bipolar coagulation, when using monopolar coagulation, only positive terminal need to be set on lead head, at this time first electrode sheet and the
Two electrode slices are without insulation；In the energized state, the first electrode sheet in closed configuration and second electrode sheet while coagulation；Place
Coagulation operation can be respectively completed in the first electrode sheet and second electrode sheet of open configuration, multidigit point coagulation simultaneously is realized, improves
Coagulation efficiency；When using bipolar coagulation, needs on lead head while being equipped with positive terminal and anode connector, wherein anode
Connector is electrically connected with first electrode sheet, and anode connector is electrically connected with second electrode sheet, needs first electrode sheet and the second electricity at this time
Insulation is kept between pole piece.Either monopolar coagulation or bipolar coagulation can close up and open configuration in the energized state
Between the first electrode sheet that switches and second electrode sheet can complete cutting operation, can also be completed under unpowered state conventional
Surgical procedure.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the main shaft includes leading for language lead head electrical connection
Electric pole and the insulation sleeve being set in outside conducting rod are slidably matched between conducting rod and interior insulation set；In conducting rod towards electrode tip
One end of son, is equipped with first connecting rod between the first electrode sheet and conducting rod, the both ends of the first connecting rod are respectively with first
Electrode slice and conducting rod pivot；Between the second electrode sheet and conducting rod be equipped with second connecting rod, the two of the second connecting rod
End respectively with second electrode sheet and conducting rod pivot；
The handle includes handle body, is stacked with the first lever of the handle body concrete mutually and with first lever
The end of second lever of pivot knot, the conducting rod towards handle one end is abutted against with second lever.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the end of the conducting rod towards handle one end is solid
It is connected to insulating bar, carried bar channel in the handle body, one end of the insulating bar and conducting rod be affixed, the other end
It was abutted against with the second lever after passing through bar channel, the periphery of insulating bar is arranged with the first protective case, outside first protective case
Wall and handle body clearance fit, inner wall and the insulating bar of first protective case are slidably matched.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the junction of the conducting rod and insulating bar is equipped with close
Seal guard member.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the seal protection part includes：
Second protective case of inner wall and insulation sleeve clearance fit, second protective case extend to the periphery of insulating bar；
The third protective case of inner wall and the first protective case clearance fit and outer wall and handle body clearance fit, the third
Protective case extends to the periphery of the second protective case；
The outer wall belt restraining position ring block of second protective case, the periphery of the second protective case be arranged in the spacing ring with
The first sealing ring between third protective case end.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the first locking is arranged with outside second protective case
Hoop, with the first in-flanges with the second protective case outer wall clearance fit, the other end extends for wherein one end of first locking strap
To third protective case periphery and with the second in-flanges with third protective case outer wall clearance fit；Second protective case
Periphery is arranged with the second sealing ring between the first in-flanges and spacing ring, and the periphery of the third protective case, which is equipped with, to be used
In the annular stop groove for accommodating second in-flanges.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, in the second protective case towards one end of insulating bar, institute
The inner wall for the second protective case stated carries the first limited step, is arranged with outside the insulating bar in the first limited step and the
Third sealing ring between three protective cases.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, between third sealing element and third protective case, institute
It is sliding combined with sleeve outside the insulating bar stated, the outer wall of the sleeve and the second protective case clearance fit, and the sleeve is carried and is supported
Lean against the flanging on the second protective case end face.
In the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, the seal protection part further includes：
Second locking strap, the head end inner wall of second locking strap and insulation sleeve clearance fit, tail end inner wall and is protected to second
Sheath clearance fit is formed with the second limited step in the second locking strap inner wall between the head end and tail end of the second locking strap
With the third limited step in the second locking strap outer wall, the end face of second limited step and the second protective case leans；
Third locking strap, the head end inner wall of the third locking strap and the second locking strap clearance fit and carry and third limit
The tail end of the third in-flanges that step leans, the third locking strap extends to handle body periphery and matches with handle body gap
It closes.
It is fixed in the above-mentioned micro-traumatic electro coagulation instrument for percutaneous nephrolithy, outside the third locking strap for by institute
The micro-traumatic electro coagulation instrument stated is fixedly installed to the U-shaped folder in percutaneous nephrolithy.
Compared with prior art, beneficial effects of the present invention are：
The application is by electrode terminal split settings at the first electrode sheet and second electrode sheet of pivot so that the application's
Micro-traumatic electro coagulation instrument can complete more multioperation, and function is more fully.The coagulation instrument of the application can be that monopolar coagulation also may be used
To be bipolar coagulation, when using monopolar coagulation, only positive terminal need to be set on lead head, at this time first electrode sheet and the
Two electrode slices are without insulation；In the energized state, the first electrode sheet in closed configuration and second electrode sheet while coagulation；Place
Coagulation operation can be respectively completed in the first electrode sheet and second electrode sheet of open configuration, multidigit point coagulation simultaneously is realized, improves
Coagulation efficiency；When using bipolar coagulation, needs on lead head while being equipped with positive terminal and anode connector, wherein anode
Connector is electrically connected with first electrode sheet, and anode connector is electrically connected with second electrode sheet, needs first electrode sheet and the second electricity at this time
Insulation is kept between pole piece.Either monopolar coagulation or bipolar coagulation can close up and open configuration in the energized state
Between the first electrode sheet that switches and second electrode sheet can complete cutting operation, can also be completed under unpowered state conventional
Surgical procedure.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of micro-traumatic electro coagulation instrument in percutaneous nephrolithy of the application；
Fig. 2 is a kind of partial sectional view of micro-traumatic electro coagulation instrument for percutaneous nephrolithy of the application；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Fig. 4 is the enlarged drawing of part B in Fig. 2；
Fig. 5 is the structural schematic diagram of percutaneous nephrolithy；
Fig. 6 is a kind of usage state diagram of micro-traumatic electro coagulation instrument in percutaneous nephrolithy of the application；
Fig. 7 is the enlarged drawing of C portion in Fig. 6.
Specific implementation mode
Technical scheme of the present invention is described in further details with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figure 1, a kind of micro-traumatic electro coagulation instrument for percutaneous nephrolithy of the present embodiment, including main shaft 1 and set respectively
Set the handle 2 and electrode terminal 3 at 1 both ends of main shaft, handle 2 be equipped with 3 points of lead heads 4 connecting of electrode terminal, such as Fig. 6 institutes
Show, lead head 4 can be connected by conducting wire 41 with electrosurgical energy workbench 5.
As shown in Fig. 2 and Fig. 3 and Fig. 4, the main shaft 1 of the present embodiment includes conducting rod 11 and is sequentially sleeved at outside conducting rod 11
The interior insulation set 12 and external insulation sleeve 13 in week, are slidably matched between conducting rod 11 and interior insulation set 12.Wherein, interior insulation set 12 compared with
External insulation sleeve 13 is grown, and lock sleeve 14 is mounted at the both ends of interior insulation sleeve 12, and inner wall and the interior insulation of the lock sleeve 14 cover 12
Clearance fit, the end face and the end face of external insulation sleeve 13 of wherein one end of lock sleeve 14 lean.
As shown in Figure 2 and Figure 4, the first electrode sheet 31 of the electrode terminal 3 of the present embodiment including pivot knot stacked on top of each other and the
Two electrode slices 32, wherein first connecting rod 33, the both ends point of the first connecting rod 33 are equipped between first electrode sheet 31 and conducting rod 11
Not with 11 pivot of first electrode sheet 31 and conducting rod；And second connecting rod is then equipped between second electrode sheet 32 and conducting rod 11
34, the both ends of the second connecting rod 34 respectively with 11 pivot of second electrode sheet 32 and conducting rod.In this way, when conducting rod 11 relative to
When opposite sliding occurs for interior insulation set 12, it can close up or open between first electrode sheet 31 and second electrode sheet 32.That is,
When conducting rod 11 stretches out interior insulation set 12, first electrode sheet 31 and second electrode sheet 32 are opened, and when conducting rod 11 be retracted it is interior
When insulation sleeve 12, first electrode sheet 31 and second electrode sheet 32 are closed up.And conducting rod 11 is extended or retracted, is at handle 2
Operation and control.
As shown in Figures 2 and 3, the handle 2 of the present embodiment includes handle body 21, the with 21 concrete mutually of handle body
One lever 22 and the second lever 23 that pivot knot is stacked with first lever 22, and the end of conducting rod 11 towards 2 one end of handle is solid
It is connected to insulating bar 15, carried bar channel in handle body 21, one end of insulating bar 15 and conducting rod 11 are affixed, the other end passes through
It is abutted against with the second lever 23 after crossing bar channel；Also, the periphery of insulating bar 15 is arranged with the first protective case 24, first protection
The outer wall of set 24 and 21 clearance fit of handle body, inner wall and the insulating bar 15 of first protective case 24 are slidably matched.
Finger ring is equipped on first lever 22 and the second lever 23 to buckle, generally by thumbstall in the second lever 23 when operation
During finger ring is buckled.When the second lever 23 above carries, insulating bar 15, conducting rod 11 can be driven to 3 one end of electrode terminal and slide, from
And first electrode sheet 31 and second electrode sheet 32 are opened；Conversely, then first electrode sheet 31 and second electrode sheet 32 are closed up.
If conducting rod 11 is directly abutted against with the second lever 23, when the second lever 23 pushes, conducting rod 11 may
It is exposed on the outside, generate security risk；Will not then have an impact after setting insulating bar 15.But, in order to ensure conducting rod 11 and absolutely
The sealing condition of junction between edge bar 15, prevents to leak electricity, and the present embodiment is in the junction of conducting rod 11 and insulating bar 15
It is provided with seal protection part 6.
As shown in figure 3, the seal protection part 6 of the present embodiment includes the second protective case 61 and third protective case 62, wherein the
The head end inner wall of two protective cases 61 and 14 clearance fit of lock sleeve, and tail end then extends to the periphery of insulating bar 15；Third is protected
The tail end inner wall and 24 clearance fit of the first protective case and tail end outer wall and 21 clearance fit of handle body of set 62, and head end then prolongs
Extend to 61 periphery of the second protective case；The periphery of the outer wall belt restraining position ring block 611 of second protective case 61, the second protective case 61 is arranged with
The first sealing ring 63 between 62 end of the spacing ring 611 and third protective case.The quantity of first sealing ring 63 can root
According to the specific setting of needs.
It is additionally provided with the first locking strap 64, the head end of first locking strap 64 outside second protective case 61 and third protective case 62
With the first in-flanges 641 with 61 outer wall clearance fit of the second protective case, it is arranged with and is in the periphery of the second protective case 61
The second sealing ring 65 between first in-flanges 641 and spacing ring 611；And the tail end of the first locking strap 64 extends to third protection
It covers 62 peripheries and with the second in-flanges 642 with 62 outer wall clearance fit of third protective case, the periphery of third protective case 62 is then
Equipped with the annular stop groove 621 for accommodating second in-flanges 642.The head end of handle body 21 with annular stop
4th in-flanges 211 of 621 inner wall clearance fit of groove.
Also, in the second protective case 61 towards one end of insulating bar 15, the inner wall of the second protective case 61 is with the first limit
Step 612, and third sealing ring 66 and sleeve 67 are then arranged with outside insulating bar 15 successively, wherein third sealing ring 66 is in first
Between limited step 612 and sleeve 67；The inner wall of sleeve 67 is slidably matched with insulating bar 15, and the outer wall of sleeve 67 is then with second
61 clearance fit of protective case；The head end of sleeve 67 squeezes third sealing ring 66 and is brought to abutment against on the first limited step 612, sleeve
67 tail end (one end i.e. far from third sealing ring 66) then carries the flanging 671 being resisted against on 61 end face of the second protective case.
In addition, the periphery of external insulation sleeve 13 is also arranged with the second locking strap 68, the head end inner wall of second locking strap 68 with
13 clearance fit of external insulation sleeve and 61 clearance fit of tail end inner wall and the second protective case.Due to the second locking strap 68 head end with
Tail end is not on same straight line, therefore is formed in the second locking strap 68 between the head end and tail end of the second locking strap 68
Second limited step 681 of inner wall and the third limited step 682 in 68 outer wall of the second locking strap, wherein the second limiting stand
Rank 681 and the end face of the second protective case 61 lean.
It is additionally provided with third locking strap 69 outside second locking strap 68 and handle body 21, the head end inner wall of the third locking strap 69
With 68 clearance fit of the second locking strap and carry third in-flanges 691, the third in-flanges 691 and third limited step 682 it
Between be equipped with the 4th sealing ring 610, abutted between third in-flanges 691, the 4th sealing ring 610 and third limited step 682；
The tail end of third locking strap 69 extends to 21 periphery of handle body and carries the 5th in-flanges 692, the end of the 5th in-flanges 692
Face and 21 clearance fit of handle body.
As shown in Fig. 3 and Fig. 5 and Fig. 6, for the ease of the micro-traumatic electro coagulation instrument of the present embodiment is fixed to as shown in Figure 5
In the kidney mirror channel 71 of percutaneous nephrolithy 7, U-shaped folder 8 is also installed with by bolt 9 outside third locking strap 69, the U of the U-shaped folder 8
Type opening is towards handle 2, and 8 outside of U-shaped folder also carries the lozenges 81 mutually squeezed with 71 inner wall of kidney mirror channel；Fixation is U-shaped
The bolt 9 of folder 8 sequentially passes through third locking strap 69, the second locking strap 68 and the second protective case 61, can both be fixed on U-shaped folder 8
Outside third locking strap 69, moreover it is possible to which forming position limits between third locking strap 69, the second locking strap 68 and the second protective case 61.
As shown in figure 3, the lead head 4 of the present embodiment is mounted on handle body 21, lead head 4 can be monopole connector,
Positive terminal and anode connector can also be set simultaneously to realize bipolar coagulation, wherein positive terminal and 31 electricity of first electrode sheet
Connection, the anode connector are electrically connected with second electrode sheet 32.When positive terminal and anode connector is arranged simultaneously, need to ensure
Mutually insulated between first electrode sheet 31 and second electrode sheet 32.
Claims (10)
1. a kind of micro-traumatic electro coagulation instrument for percutaneous nephrolithy, including main shaft, the both ends of the main shaft are respectively arranged with handle and electricity
Extreme son, the handle are equipped with the lead head being electrically connected with electrode terminal, which is characterized in that the electrode terminal includes mutual
The first electrode sheet and second electrode sheet of stacked pivot knot, the handle are equipped with for driving first electrode sheet and second electrode
The opening and closing part that piece closes up or opens.
2. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as described in claim 1, which is characterized in that the main shaft includes language
The conducting rod of lead head electrical connection and the insulation sleeve being set in outside conducting rod, are slidably matched between conducting rod and interior insulation set；
Conducting rod is equipped with first connecting rod, the first connecting rod towards one end of electrode terminal between the first electrode sheet and conducting rod
Both ends respectively with first electrode sheet and conducting rod pivot；Second is equipped between the second electrode sheet and conducting rod to connect
Bar, the both ends of the second connecting rod respectively with second electrode sheet and conducting rod pivot；
The handle includes handle body, is stacked pivot knot with the first lever of the handle body concrete mutually and with first lever
The second lever, the end of the conducting rod towards handle one end is abutted against with second lever.
3. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 2, which is characterized in that the conducting rod direction
The end of handle one end is connected with insulating bar, carries bar channel in the handle body, one end of the insulating bar with
Conducting rod is affixed, the other end abutted against after passing through bar channel with the second lever, and the periphery of insulating bar is arranged with the first protective case,
The outer wall of first protective case and handle body clearance fit, inner wall and the insulating bar of first protective case are slidably matched.
4. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 3, which is characterized in that the conducting rod and insulation
The junction of bar is equipped with seal protection part.
5. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 4, which is characterized in that the seal protection part
Including：
Second protective case of inner wall and insulation sleeve clearance fit, second protective case extend to the periphery of insulating bar；
The third protective case of inner wall and the first protective case clearance fit and outer wall and handle body clearance fit, third protection
Set extends to the periphery of the second protective case；
The periphery of the outer wall belt restraining position ring block of second protective case, the second protective case is arranged in the spacing ring and third
The first sealing ring between protective case end.
6. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 5, which is characterized in that second protective case
Be arranged with the first locking strap outside, wherein one end of first locking strap carry with the first of the second protective case outer wall clearance fit in
Flange, the other end extend to third protective case periphery and with the second in-flanges with third protective case outer wall clearance fit；Institute
The periphery for the second protective case stated is arranged with the second sealing ring between the first in-flanges and spacing ring, and the third is protected
The periphery of sheath is equipped with the annular stop groove for accommodating second in-flanges.
7. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 5, which is characterized in that in the second protective case direction
The inner wall of one end of insulating bar, second protective case carries the first limited step, is arranged with and is in outside the insulating bar
Third sealing ring between first limited step and third protective case.
8. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 7, which is characterized in that in third sealing element and the
Between three protective cases, it is sliding combined with sleeve outside the insulating bar, the outer wall of the sleeve and the second protective case clearance fit, and
And the sleeve carries the flanging being resisted against on the second protective case end face.
9. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 4, which is characterized in that the seal protection part
Further include：
Second locking strap, head end inner wall and insulation sleeve clearance fit, tail end inner wall and the second protection inner room of second locking strap
Gap coordinates, and the second limited step in the second locking strap inner wall is formed between the head end and tail end of the second locking strap and is in
The third limited step of second locking strap outer wall, the end face of second limited step and the second protective case lean；
Third locking strap, the head end inner wall of the third locking strap and the second locking strap clearance fit and carry and third limited step
The third in-flanges to lean, the tail end of the third locking strap extend to handle body periphery and with handle body clearance fit.
10. being used for the micro-traumatic electro coagulation instrument of percutaneous nephrolithy as claimed in claim 9, which is characterized in that the third locking
The outer U-shaped folder being fixed with for being fixedly installed to the micro-traumatic electro coagulation instrument in percutaneous nephrolithy of hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305050.9A CN108606832A (en) | 2018-04-08 | 2018-04-08 | Micro-traumatic electro coagulation instrument for percutaneous nephrolithy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305050.9A CN108606832A (en) | 2018-04-08 | 2018-04-08 | Micro-traumatic electro coagulation instrument for percutaneous nephrolithy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108606832A true CN108606832A (en) | 2018-10-02 |
Family
ID=63659673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810305050.9A Pending CN108606832A (en) | 2018-04-08 | 2018-04-08 | Micro-traumatic electro coagulation instrument for percutaneous nephrolithy |
Country Status (1)
| Country | Link |
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| CN (1) | CN108606832A (en) |
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| CN208822953U (en) * | 2018-04-08 | 2019-05-07 | 周蒙滔 | Micro-traumatic electro coagulation instrument for percutaneous nephrolithy |
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2018
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| CN204890158U (en) * | 2015-04-01 | 2015-12-23 | 史红雷 | Stop blooding in percutaneous nephrolithotomy lithotrity and use bipolar coagulation |
| CN208822953U (en) * | 2018-04-08 | 2019-05-07 | 周蒙滔 | Micro-traumatic electro coagulation instrument for percutaneous nephrolithy |
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