CN116327322B - Ultrasonic knife subassembly with control by temperature change and self-cleaning function - Google Patents
Ultrasonic knife subassembly with control by temperature change and self-cleaning function Download PDFInfo
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- CN116327322B CN116327322B CN202310283515.6A CN202310283515A CN116327322B CN 116327322 B CN116327322 B CN 116327322B CN 202310283515 A CN202310283515 A CN 202310283515A CN 116327322 B CN116327322 B CN 116327322B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 26
- 230000008859 change Effects 0.000 title description 2
- 230000009471 action Effects 0.000 claims abstract description 49
- 238000005507 spraying Methods 0.000 claims abstract description 32
- 239000002504 physiological saline solution Substances 0.000 claims abstract description 31
- 239000008280 blood Substances 0.000 claims abstract description 18
- 210000004369 blood Anatomy 0.000 claims abstract description 18
- 239000000779 smoke Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 60
- 239000007924 injection Substances 0.000 claims description 57
- 238000002347 injection Methods 0.000 claims description 57
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 55
- 239000000741 silica gel Substances 0.000 claims description 55
- 229910002027 silica gel Inorganic materials 0.000 claims description 55
- 230000003068 static effect Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 6
- 238000000889 atomisation Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 abstract description 17
- 239000002243 precursor Substances 0.000 abstract description 8
- 238000005520 cutting process Methods 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000023597 hemostasis Effects 0.000 abstract description 3
- 239000012141 concentrate Substances 0.000 abstract description 2
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 7
- 238000005452 bending Methods 0.000 description 7
- 238000000605 extraction Methods 0.000 description 6
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010241 blood sampling Methods 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320069—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for ablating tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320082—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for incising tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320084—Irrigation sleeves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
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- Surgical Instruments (AREA)
Abstract
The invention discloses an ultrasonic knife component with temperature control and automatic cleaning functions, which relates to the technical field of ultrasonic knives, wherein physiological saline is used as a main mode of cooling and cleaning, a negative pressure suction pipe is used for sucking redundant physiological saline, blood and smoke, a motion mode of a caliper in the ultrasonic knife is used as a precursor motion, the precursor motion is fed back through three groups of pressure spheres and stress sphere grooves, the precursor motion is used as a reference, and a primary starting position, a secondary starting position and a tertiary starting position are set, so that the purposes are that: when the calipers and the tool bit execute corresponding actions, physiological saline spraying or negative pressure suction is not needed to be manually controlled, but the two actions are started successively according to the motion state of the calipers, so that the actions such as cutting, hemostasis and the like can be completely matched with the ultrasonic knife, and a doctor can concentrate on performing minimally invasive surgery without needing to control the two actions of physiological saline spraying or negative pressure suction in a distracted manner.
Description
Technical Field
The invention relates to the technical field of ultrasonic knives, in particular to an ultrasonic knife assembly with temperature control and automatic cleaning functions.
Background
The ultrasonic knife is a latest minimally invasive non-radioactive green treatment device, which uses ultrasonic waves as an energy source and can be used as a non-invasive operation ultrasonic knife, wherein the principle comprises hundreds of high-energy ultrasonic waves emitted by an ultrasonic emitter, the focus is converged on tumor tissues like collecting solar energy, the cell membranes of the tumor tissues are broken by utilizing high-energy ultrasonic cavitation, or a handheld transducer is utilized to convert high-frequency electric energy provided by a main machine generator into ultrasonic mechanical vibration energy, the ultrasonic mechanical vibration energy is transmitted to a knife head, meanwhile, ultrasonic energy is transmitted, hemostasis cutting or solidification is carried out on focus tissues, and the vibration frequency of the knife head is about 55.5kHz.
For the ultrasonic knife used for cutting or solidifying, the principle depends on the high heat effect, namely, on the premise of taking mechanical vibration energy as a basis, the aim of cutting or solidifying is achieved by combining the generated high heat, in the actual operation process, the high temperature is generated on the action position (in-vivo focus tissue position) of the knife head, the high temperature can influence the healthy tissue of the focus part, particularly, when the focus tissue is cut, the generated high temperature can cause certain damage to the healthy tissue in a human body, and the generated smoke and blood can block the view of an endoscope.
Therefore, the influence caused by high temperature, smoke and blood pollution is very necessary to be treated in time, and common treatment modes are as follows: spraying normal saline to achieve the aim of cooling, sucking out smoke, redundant normal saline and blood stain through negative pressure, but the following needs to be described: such processing mode mainly relies on the structure that independently sets up, is difficult to cooperate the operation action of ultrasonic knife to cooperate, if: when the cutting action is executed, the temperature control treatment is not needed, the smoke extraction action is needed, and on the premise that the temperature control treatment is needed after the cutting action is executed, smoke, redundant normal saline or blood stain is also needed to be extracted, compared with the operation mode of an ultrasonic knife, if the three actions of the temperature control treatment action, the smoke extraction and the blood stain extraction are manually controlled, the overall operation difficulty of the ultrasonic knife is increased.
Disclosure of Invention
The invention aims to provide an ultrasonic knife assembly with temperature control and automatic cleaning functions, which is used for solving the problem that the temperature control treatment action, the smoke extraction action and the blood and dirt extraction action are difficult to cooperate with the actual action of the ultrasonic knife in the actual use process of the current ultrasonic knife, and increasing the operation difficulty of the ultrasonic knife.
The aim of the invention can be achieved by the following technical scheme: the ultrasonic knife assembly with the temperature control and automatic cleaning functions comprises an ultrasonic knife body, a liquid injection structure and a negative pressure suction structure, wherein the ultrasonic knife body comprises a transducer, a knife bar, a caliper and a knife head, a positioning silica gel sleeve is arranged on the circumferential outer wall, which is close to the caliper, of the knife bar, a movable sleeve which is horizontally arranged is arranged at the upper end position of the circumferential outer wall of the positioning silica gel sleeve, a movable chute is arranged at the lower side position of the circumferential outer wall of the positioning silica gel sleeve, a movable ring sleeve is slidably arranged in the movable chute, a positioning movable guide rod which is horizontally arranged is slidably arranged in the movable sleeve, a traction rope is arranged at one end position of the positioning movable guide rod, and the positioning movable guide rod is positioned between the outer part of the movable sleeve and the movable ring sleeve;
two liquid injection pipes and a negative pressure suction pipe are arranged outside the positioning silica gel sleeve, the two liquid injection pipes are symmetrically arranged along the cutter bar, and the negative pressure suction pipe is arranged at the lower side of the positioning silica gel sleeve;
three pressure spheres are arranged on the positioning movable guide rod, annular rubber gaskets corresponding to the pressure spheres are arranged in the movable pipe sleeve, the three pressure spheres are arranged at equal intervals in a linear mode along the horizontal direction, and stress sphere grooves corresponding to the pressure spheres are formed in the annular rubber gaskets;
the diameters of the three pressure spheres and the stress sphere grooves are reduced along the direction from the transducer to the cutter head, the three annular rubber gaskets are respectively arranged into a primary starting position, a secondary starting position and a tertiary starting position along the direction from the transducer to the cutter head, the upper end of the caliper is provided with a hook, the tail end of the traction rope is connected with the hook, and the three annular rubber gaskets are provided with contact structures.
Further provided is that: the contact structure comprises a static electrode plate and a dynamic electrode plate, wherein the static electrode plate is arranged on one side of the curved surface inside the annular rubber gasket, and the dynamic electrode plate is adhered on the other side of the curved surface inside the annular rubber gasket.
Further provided is that: the end of the liquid injection pipe is connected with the output end of the liquid injection structure, an atomization nozzle is arranged at the end of the liquid injection pipe, the end of the negative pressure suction pipe is connected with the output end bracket of the negative pressure suction structure, and a silica gel hollow sphere is arranged at the end of the negative pressure suction pipe.
Further provided is that: the setting position of atomizer is close to the setting position of tool bit, the distance of silica gel hollow sphere and tool bit is greater than the distance of atomizer and tool bit.
Further provided is that: be provided with a plurality of solidus silica gel covers on the cutter arbor, and install a plurality of arc archs on the circumference outer wall that the cutter arbor corresponds solidus silica gel cover, location silica gel cover, set up the bellied arc draw-in groove of corresponding arc on solidus silica gel cover, the location silica gel cover inner surface position, annotate liquid pipe, negative pressure suction tube and run through solidus silica gel cover.
Further provided is that: the baffle is arranged at the other end of the positioning movable guide rod, the baffle is in sliding connection in the inner wall of the movable pipe sleeve, a buffer spring is arranged on one side of the baffle, and one end of the buffer spring is fixedly connected with the inner wall of the movable pipe sleeve.
Further provided is that: two groups of second buckles corresponding to the liquid injection pipes are arranged on the circumferential outer wall of the positioning silica gel sleeve, and a first buckle corresponding to the negative pressure suction pipe is arranged on the circumferential outer wall of the movable ring sleeve;
the liquid injection pipe and the negative pressure suction pipe are arranged at the middle parts of the first buckle and the second buckle to form bending parts, the bending parts are outwards bent, and the bending direction of the bending parts is along the direction away from the center point of the positioning silica gel sleeve.
The ultrasonic knife assembly comprises the following steps in the use process:
step one: the plurality of wire fixing silica gel sleeves and the positioning silica gel sleeves are sleeved on the cutter bar through the arc-shaped bulges and the arc-shaped clamping grooves, the tail ends of the liquid injection pipe and the negative pressure suction pipe are respectively connected to the liquid injection structure and the negative pressure suction structure, and the tail ends of the traction ropes are sleeved on the hooks;
step two: in the initial state, the calipers are in a complete opening stage, the static electrode plate and the dynamic electrode plate in the contact structure are in a non-contact state, the negative pressure suction structure and the liquid injection structure are not started, and the calipers drive the positioning movable guide rod to move towards the cutter head along with the meshing movement of the calipers and the cutter head, and the method comprises the following three stages:
stage one: the pressure ball at the left side is moved into the stress ball groove at the left side, the static electrode plate and the dynamic electrode plate in the contact structure at the first-stage starting position are contacted, the liquid injection structure is started, physiological saline is sprayed to the cutter head part through the liquid injection pipe, the first-stage starting position executes the primary spraying action, the physiological saline is sprayed to the focus part, and the primary cleaning of blood stains is carried out;
stage two: the pressure ball body at the left side position continues to move until the pressure ball body is separated from the left side position of the forced ball groove at the left side position, the first-stage starting position stops executing the primary spraying action, the pressure ball body at the middle side position moves into the forced ball groove at the second-stage starting position, the second-stage starting position executes the secondary spraying action, and the spraying amount of the physiological saline is increased compared with that of the primary spraying action;
stage three: the pressure ball body at the middle side position continuously moves until the left side position of the pressure ball body at the middle side position is separated from the left side position of the pressure ball body at the middle side position, the secondary spraying action is stopped to be executed at the secondary starting position, and physiological saline, blood and smoke are sucked out through the negative pressure suction structure and the negative pressure suction pipe in the pressure ball body at the middle side position to the pressure ball body at the tertiary starting position;
step three: when the caliper is in a complete engagement state with the tool bit, the primary starting bit is started, the secondary starting bit and the tertiary starting bit are not started, when the secondary starting bit is started, the primary starting bit and the tertiary starting bit are not started, when the tertiary starting bit is started, the secondary starting bit is started, and when the tertiary starting bit is started, the caliper is in a complete engagement state with the tool bit;
step four: and under the condition that the calipers are reset to an initial state, the positioning movable guide rod resets towards the direction close to the transducer, the secondary starting position and the tertiary starting position are synchronously started at first, physiological saline is sprayed to cool and clean the cut focus position, the physiological saline, blood and smoke are separated out by the negative pressure suction tube, then the tertiary starting position is not started, after the physiological saline is sprayed to the focus position, the focus position is restored to the primary starting position, and the focus position is not started until the primary starting position, the secondary starting position and the tertiary starting position are all not started.
The invention has the following beneficial effects:
1. the invention mainly optimizes the structure of the current ultrasonic knife, and is specifically expressed as follows: the main structure is a stress ball groove and a pressure ball body inside the movable pipe sleeve, the movement of the calipers is used as a precursor movement, and the calipers correspondingly move through a traction rope 'traction' positioning movable guide rod and are used for 'guiding' to spray physiological saline or negative pressure suction movement, and the special performance is as follows: further limiting the diameters of the stress ball groove and the pressure ball, moving the pressure ball with corresponding size into the corresponding stress ball groove to enable the static electrode plate and the dynamic electrode plate in the contact structure in the corresponding position to be in a contact state, and then executing normal saline spraying or negative pressure suction action respectively in cooperation with the movement of the calipers;
2. in combination with the above, the method for making local optimization on the liquid injection pipe and the negative pressure suction pipe comprises the following steps: the local positions of the liquid injection pipe and the negative pressure suction pipe are fixed by the first buckle and the second buckle, so that bending parts are formed at the local positions of the liquid injection pipe and the negative pressure suction pipe, the purpose of the liquid injection pipe and the negative pressure suction pipe is to appropriately bend when the movable ring sleeve is matched to move, the setting positions between the negative pressure suction pipe and the liquid injection pipe are limited, and the purpose of the liquid injection pipe is to prevent the movable ring sleeve from moving, so that the negative pressure suction pipe is in contact with a focus part in a stroke manner, and the focus part is affected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an ultrasonic blade assembly with temperature control and automatic cleaning functions according to the present invention;
FIG. 2 is a split view of the end position of the knife bar in the ultrasonic knife assembly with temperature control and automatic cleaning functions according to the present invention;
FIG. 3 is a schematic view of a positioning silicone sleeve component in an ultrasonic knife assembly with temperature control and automatic cleaning functions according to the present invention;
FIG. 4 is a cut-away view of an ultrasonic blade assembly positioning silicone sleeve component with temperature control and automatic cleaning functions in accordance with the present invention;
FIG. 5 is a cross-sectional view of a movable shroud component of an ultrasonic blade assembly having a temperature control and automatic cleaning function in accordance with the present invention;
FIG. 6 is a front view of FIG. 5 in an ultrasonic blade assembly with temperature control and automatic cleaning in accordance with the present invention;
fig. 7 is a cut-away view of an annular rubber gasket member in an ultrasonic blade assembly with temperature control and automatic cleaning in accordance with the present invention.
In the figure: 101. a transducer; 102. a cutter bar; 103. a caliper; 104. a cutter head; 2. positioning a silica gel sleeve; 3. a movable collar; 4. a movable pipe sleeve; 5. a wire fixing silica gel sleeve; 6. a hook; 7. a first buckle; 8. arc-shaped bulges; 9. a negative pressure suction tube; 10. a liquid injection pipe; 11. a second buckle; 12. an arc-shaped clamping groove; 13. a movable chute; 14. a bending part; 15. positioning the movable guide rod; 16. an annular rubber gasket; 17. a baffle; 18. a buffer spring; 19. a pressure sphere; 20. a force-bearing ball groove; 21. a static electrode sheet; 22. a dynamic electrode sheet; 23. a traction rope.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
In terms of the use process of the ultrasonic knife, the high temperature is generated on the action position (in-vivo focus tissue position) of the knife head, the high temperature can influence the healthy tissue of the focus part, particularly when the focus tissue is cut, the generated high temperature causes certain damage to the healthy tissue in the human body, and the generated smoke and blood stain can shield the sight of the endoscope, so when the operation is required to be executed, the focus part is also required to be sprayed with mediums such as physiological saline to play the effects of cooling and cleaning, the treatment mode mainly depends on an independently arranged structure, the cooperative cooperation is difficult to be carried out by being matched with the operation action of the ultrasonic knife, and if the three actions of temperature control treatment action, smoke extraction and blood sampling are controlled manually, the whole operation difficulty of the ultrasonic knife can be increased, and the following technical scheme is provided for the purposes:
referring to fig. 1-7, the ultrasonic knife assembly with the functions of temperature control and automatic cleaning in the embodiment comprises an ultrasonic knife body, a liquid injection structure and a negative pressure suction structure, wherein the ultrasonic knife body comprises a transducer 101, a knife bar 102, a clamp 103 and a knife head 104, a positioning silica gel sleeve 2 is arranged on the circumferential outer wall of the knife bar 102, which is close to the clamp 103, a movable sleeve 4 which is horizontally arranged is arranged at the upper end position of the circumferential outer wall of the positioning silica gel sleeve 2, a movable chute 13 is arranged at the lower side position of the circumferential outer wall of the positioning silica gel sleeve 2, a movable ring sleeve 3 is slidably arranged in the movable chute 13, a positioning movable guide rod 15 which is horizontally arranged is slidably arranged in the movable sleeve 4, a traction rope 23 is arranged at one end position of the positioning movable guide rod 15, and the outer part of the positioning movable guide rod 15, which is positioned between the movable sleeve 4, is connected with the movable ring sleeve 3;
two liquid injection pipes 10 and a negative pressure suction pipe 9 are arranged outside the positioning silica gel sleeve 2, the two liquid injection pipes 10 are symmetrically arranged along the cutter bar 102, and the negative pressure suction pipe 9 is arranged at the lower side of the positioning silica gel sleeve 2;
three pressure spheres 19 are arranged on the positioning movable guide rod 15, an annular rubber gasket 16 corresponding to the pressure spheres 19 is arranged in the movable pipe sleeve 4, the three pressure spheres 19 are arranged in a linear equidistant manner along the horizontal direction, and a stress sphere groove 20 corresponding to the pressure spheres 19 is formed in the annular rubber gasket 16;
the diameters of the three pressure spheres 19 and the stress ball grooves 20 are reduced along the direction from the transducer 101 to the cutter head 104, the three annular rubber gaskets 16 are respectively arranged into a primary starting position, a secondary starting position and a tertiary starting position along the direction from the transducer 101 to the cutter head 104, the upper end of each clamp 103 is provided with a hook 6, the tail end of each traction rope 23 is connected with each hook 6, the three annular rubber gaskets 16 are provided with contact structures, each contact structure comprises a static electrode plate 21 and a dynamic electrode plate 22, the static electrode plates 21 are arranged on one side curved surface inside the annular rubber gaskets 16, and the dynamic electrode plates 22 are bonded on the other side curved surface inside the annular rubber gaskets 16.
The ultrasonic knife assembly comprises the following steps in the use process:
step one: the plurality of wire fixing silica gel sleeves 5 and the positioning silica gel sleeves 2 are sleeved on the cutter bar 102 through the arc-shaped bulges 8 and the arc-shaped clamping grooves 12, the tail ends of the liquid injection pipe 10 and the negative pressure suction pipe 9 are respectively connected to the liquid injection structure and the negative pressure suction structure, and the tail ends of the traction ropes 23 are sleeved on the hooks 6;
step two: in the initial state, the clamp 103 is in a complete opening stage, the static electrode plate 21 and the dynamic electrode plate 22 in the contact structure are in a non-contact state, the negative pressure suction structure and the liquid injection structure are not started, and along with the meshing movement of the clamp 103 and the tool bit 104, the clamp 103 drives the positioning movable guide rod 15 to move towards the tool bit 104, and the method comprises the following three stages:
stage one: the pressure ball 19 at the left side position moves into the stress ball groove 20 at the left side position, the static electrode plate 21 and the dynamic electrode plate 22 in the contact structure at the first-stage starting position are contacted, the liquid injection structure is started, physiological saline is sprayed to the cutter head part through the liquid injection pipe 10, the first-stage starting position executes the primary spraying action, the physiological saline is sprayed to the focus part, and the primary cleaning blood stain is carried out;
stage two: the pressure ball 19 at the left side position continues to move until the pressure ball is separated from the left side position of the forced ball groove 20 at the left side position, the primary starting position stops executing the primary spraying action, and the secondary starting position executes the secondary spraying action in the forced ball groove 20 at the secondary starting position when the pressure ball 19 at the middle side position moves to the forced ball groove 20 at the secondary starting position, wherein the spraying amount of the physiological saline is increased compared with that of the primary spraying action;
stage three: the pressure ball 19 at the middle side position continues to move until the left side position of the pressure ball groove 20 at the middle side position is separated, the secondary spraying action is stopped to be executed at the secondary starting position, and physiological saline, blood and smoke are sucked out of the pressure ball groove 20 at the tertiary starting position through the negative pressure suction structure and the negative pressure suction pipe 9 when the pressure ball 19 at the middle side position moves to the pressure ball groove 20 at the tertiary starting position;
step three: when the clamp 103 and the tool bit 104 execute the meshing action state, the second-stage starting position and the third-stage starting position are not started, when the second-stage starting position is started, the first-stage starting position and the third-stage starting position are not started, when the third-stage starting position is started, the second-stage starting position is started, and the third-stage starting position is in a complete meshing state with the clamp 103 and the tool bit 104;
step four: in the state that the clamp 103 is reset to the initial state, the positioning movable guide rod 15 resets towards the direction close to the transducer 101, the secondary starting position and the tertiary starting position are synchronously started at first, physiological saline is sprayed to cool and clean the cut focus position, physiological saline, blood and smoke are separated out by the negative pressure suction tube 9, then the tertiary starting position is not started, after physiological saline is sprayed to the focus position, the focus position is restored to the primary starting position, and the focus position is not started until the primary starting position, the secondary starting position and the tertiary starting position are all not started.
Working principle: the invention is based on the integral structure of the ultrasonic knife, add the positioning silica gel cover 2, and connect 10 callipers and positioning movable guide rod 15 with the haulage rope 23", while operating the ultrasonic knife, the calliper 103 moves to the position of the tool bit 104 until the complete engagement, in this state, the positioning movable guide rod 15 moves to the position close to calliper 103 synchronously, thus can regard movement of the calliper 103 as the precursor movements of spraying normal saline, negative pressure suction two movements in this embodiment, drive two movements to carry on batchly with the calliper 103, step one-step fourth above;
the basic principle of the first to fourth steps is as follows: after the diameter of the pressure ball 19 is larger than the diameter of the force ball groove 20, the static electrode plate 21 and the dynamic electrode plate 22 in the corresponding positions are in contact state, and the circuits in the first-stage starting position, the second-stage starting position and the third-stage starting position are communicated, for example, the first-stage starting position, the second-stage starting position and the third-stage starting position respectively correspond to the starting states of the liquid injection structure and the negative pressure suction structure, so that the primary spraying action, the secondary spraying action or the negative pressure suction action is executed, otherwise, the primary spraying action, the secondary spraying action or the negative pressure suction action is not executed when the static electrode plate 21 and the dynamic electrode plate 22 are in a non-contact state;
in summary, the actuation state of the caliper 103 is used to control the execution time of the primary spraying action, the secondary spraying action or the negative pressure suction action, and no human intervention is required, and it is particularly required to specify that: when the clamp 103 is completely engaged with the blade 104, since a high temperature is generated at the lesion site, a large amount of physiological saline needs to be sprayed, and the negative pressure suction operation is started simultaneously, so that the secondary start position and the tertiary start position are started simultaneously.
Example two
The embodiment is to refine the liquid injection tube and the negative pressure suction tube locally as described in the first embodiment, and specifically comprises the following steps:
the end of the liquid injection pipe 10 is connected with the output end of the liquid injection structure, the end of the liquid injection pipe 10 is provided with an atomizing nozzle, the end of the negative pressure suction pipe 9 is connected with an output end bracket of the negative pressure suction structure, the end of the negative pressure suction pipe 9 is provided with a silica gel hollow sphere, the setting position of the atomizing nozzle is close to the setting position of the cutter head 104, the distance between the silica gel hollow sphere and the cutter head 104 is larger than the distance between the atomizing nozzle and the cutter head 104, the cutter bar 102 is provided with a plurality of solid line silica gel sleeves 5, the cutter bar 102 corresponds to the solid line silica gel sleeves 5, the circumferential outer wall of the positioning silica gel sleeve 2 is provided with a plurality of arc-shaped bulges 8, the solid line silica gel sleeves 5 and the inner curved surface positions of the positioning silica gel sleeve 2 are provided with arc-shaped clamping grooves 12 corresponding to the arc-shaped bulges 8, the liquid injection pipe 10 and the negative pressure suction pipe 9 penetrate through the solid line silica gel sleeves 5, the circumferential outer wall positions of the positioning silica gel sleeve 2 are provided with two groups of second clamping buckles 11 corresponding to the liquid injection pipe 10, and the first clamping buckles 7 corresponding to the negative pressure suction pipe 9 are arranged on the circumferential outer wall of the movable ring 3;
the liquid injection pipe 10, the negative pressure suction pipe 9 are located the first buckle 7 and the second buckle 11 mid portion sets up to bend portion 14, bend portion 14 is outside crooked form, and the crooked direction of bend portion 14 is along keeping away from the location silica gel cover 2 centre of a circle direction, is connected between first buckle 7, the second buckle 11 and liquid injection pipe 10, the negative pressure suction pipe 9.
The advantages are that: the liquid injection pipe 10 and the negative pressure suction pipe 9 are completely bound on the cutter bar 102 through the solid wire silica gel sleeve 5, so that the operation action of the ultrasonic knife is prevented from being influenced by the liquid injection pipe 10 and the negative pressure suction pipe 9 which are arranged in the body;
and the first buckle 7 and the second buckle 11 are used for reclassifying the liquid injection pipe 10 and the negative pressure suction pipe 9, as shown in fig. 3, the first buckle 7 and the second buckle 11 are used for fixing the local point positions of the liquid injection pipe 10 and the negative pressure suction pipe 9, so that a bending part 14 is formed on the liquid injection pipe 10 and the negative pressure suction pipe 9, and the purpose is that the liquid injection pipe 10 or the negative pressure suction pipe 9 can appropriately move when being matched with the movable ring sleeve 3 to move, and the problem that the liquid injection pipe 10 or the negative pressure suction pipe 9 is disordered can not occur.
Example III
The present embodiment optimizes the positioning movable guide rod structure in the first embodiment, and aims to cooperate with the caliper to reset, specifically as follows:
a baffle plate 17 is arranged at the other end of the positioning movable guide rod 15, the baffle plate 17 is in sliding connection in the inner wall of the movable pipe sleeve 4, a buffer spring 18 is arranged on one side of the baffle plate 17, and one end of the buffer spring 18 is fixedly connected with the inner wall of the movable pipe sleeve 4.
The advantages are that: referring to fig. 5 and 6, with the caliper 103 fully engaged with the cutter head 104, it means that the positioning movable guide rod 15 moves to the left to the maximum position, and in order to cooperate with the resetting of the caliper 103, a buffer spring 18 is added to the positioning movable guide rod 15 for driving the positioning movable guide rod 15 to reset, this portion corresponds to the step four in the first embodiment, and the corresponding actions are identical to those of the embodiments, except that: firstly, physiological saline spraying and negative pressure suction are required to be performed for rapidly cooling focus parts and sucking out smoke.
To sum up: the normal saline is used as a main mode of cooling and cleaning, the negative pressure suction pipe is used for sucking out redundant normal saline, blood and smoke, the motion mode of calipers in the ultrasonic knife is used as a precursor motion, the precursor motion is fed back through three groups of pressure spheres and stress sphere grooves, the precursor motion is used as a reference, and a primary starting position, a secondary starting position and a tertiary starting position are set, so that the purposes are that: when the calipers and the tool bit execute corresponding actions, physiological saline spraying or negative pressure suction is not needed to be manually controlled, but the two actions are started successively according to the motion state of the calipers, so that the actions such as cutting, hemostasis and the like can be completely matched with the ultrasonic knife, and a doctor can concentrate on performing minimally invasive surgery without needing to control the two actions of physiological saline spraying or negative pressure suction in a distracted manner.
The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the invention as defined in the accompanying claims.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The ultrasonic knife assembly with the temperature control and automatic cleaning functions comprises an ultrasonic knife body, a liquid injection structure and a negative pressure suction structure, and is characterized in that the ultrasonic knife body comprises a transducer (101), a knife bar (102), a clamp (103) and a knife head (104), a positioning silica gel sleeve (2) is arranged on the circumferential outer wall of the knife bar (102) close to the clamp (103), a movable pipe sleeve (4) which is horizontally arranged is arranged at the upper end position of the circumferential outer wall of the positioning silica gel sleeve (2), a movable chute (13) is arranged at the lower side position of the circumferential outer wall of the positioning silica gel sleeve (2), a movable ring sleeve (3) is slidably arranged in the movable chute (13), a positioning movable guide rod (15) which is horizontally arranged is slidably arranged inside the movable pipe sleeve (4), a traction rope (23) is arranged at one end position of the positioning movable guide rod (15), and the positioning movable guide rod (15) is positioned between the outer part of the movable pipe sleeve (4) and the movable ring sleeve (3) to be connected;
two liquid injection pipes (10) and a negative pressure suction pipe (9) are arranged outside the positioning silica gel sleeve (2), the two liquid injection pipes (10) are symmetrically arranged along the cutter bar (102), and the negative pressure suction pipe (9) is arranged at the lower side of the positioning silica gel sleeve (2);
three pressure balls (19) are mounted on the positioning movable guide rod (15), annular rubber gaskets (16) corresponding to the pressure balls (19) are arranged in the movable pipe sleeve (4), the three pressure balls (19) are linearly equidistantly arranged along the horizontal direction, and stress ball grooves (20) corresponding to the pressure balls (19) are formed in the annular rubber gaskets (16);
the diameters of the three pressure spheres (19) and the stress ball grooves (20) are reduced along the direction from the transducer (101) to the cutter head (104), the three annular rubber gaskets (16) are respectively set to a primary starting position, a secondary starting position and a tertiary starting position along the direction from the transducer (101) to the cutter head (104), the upper end of the clamp (103) is provided with a hook (6), the tail end of the traction rope (23) is connected with the hook (6), the three annular rubber gaskets (16) are internally provided with a contact structure, the contact structure comprises a static electrode plate (21) and a dynamic electrode plate (22), the static electrode plate (21) is arranged on one side curved surface inside the annular rubber gaskets (16), and the dynamic electrode plate (22) is adhered on the other side curved surface inside the annular rubber gaskets (16);
the ultrasonic knife assembly comprises the following steps in the use process:
step one: a plurality of wire fixing silica gel sleeves (5) and positioning silica gel sleeves (2) are sleeved on a cutter bar (102) through arc-shaped bulges (8) and arc-shaped clamping grooves (12), the tail ends of a liquid injection pipe (10) and a negative pressure suction pipe (9) are respectively connected to a liquid injection structure and a negative pressure suction structure, and the tail ends of a traction rope (23) are sleeved on a hook (6);
step two: in the initial state, the clamp (103) is in a complete opening stage, the static electrode plate (21) and the dynamic electrode plate (22) in the contact structure are in a non-contact state, the negative pressure suction structure and the liquid injection structure are not started, and along with the occlusion movement of the clamp (103) and the tool bit (104), the clamp (103) drives the positioning movable guide rod (15) to move towards the tool bit (104), and the method comprises the following three stages:
stage one: the pressure ball (19) at the left side is moved into the stress ball groove (20) at the left side, the static electrode plate (21) and the dynamic electrode plate (22) in the contact structure in the primary starting position are contacted, the liquid injection structure is started, physiological saline is sprayed to the cutter head part through the liquid injection pipe (10), the primary starting position executes primary spraying action, physiological saline is sprayed to the focus part, and primary cleaning of blood stains is carried out;
stage two: the pressure ball (19) at the left side position continues to move until the pressure ball is separated from the left side position of the stress ball groove (20) at the left side position, the primary starting position stops executing the primary spraying action, and the secondary starting position executes the secondary spraying action in the stress ball groove (20) at the secondary starting position when the pressure ball (19) at the middle side position moves to the stress ball groove (20) at the secondary starting position, and the spraying amount of the physiological saline is increased compared with that of the primary spraying action;
stage three: the pressure ball (19) at the middle side position continues to move until the left side position of the pressure ball groove (20) at the middle side position is separated, the secondary spraying action is stopped to be executed at the secondary starting position, and physiological saline, blood and smoke are sucked out of the pressure ball groove (20) at the tertiary starting position through the negative pressure suction structure and the negative pressure suction pipe (9) when the pressure ball (19) at the middle side position moves to the stress ball groove (20) at the tertiary starting position;
step three: when the clamp (103) and the tool bit (104) execute a meshing action state, the second-stage starting position and the third-stage starting position are not started when the first-stage starting position is started, when the second-stage starting position is started, the first-stage starting position and the third-stage starting position are not started, when the third-stage starting position is started, the second-stage starting position is started, and the third-stage starting position is in a complete meshing state with the clamp (103) and the tool bit (104);
step four: and under the condition that the clamp (103) is reset to an initial state, the positioning movable guide rod (15) resets towards the direction close to the transducer (101), the secondary starting position and the tertiary starting position are synchronously started at first, physiological saline is sprayed to cool and clean the cut focus part, the physiological saline, blood and smoke are separated out by the negative pressure suction tube (9), then the tertiary starting position is not started, the focus part is sprayed with the physiological saline, and the focus part is restored to the primary starting position until the primary starting position, the secondary starting position and the tertiary starting position are not started.
2. The ultrasonic knife assembly with the temperature control and automatic cleaning functions according to claim 1, wherein the tail end of the liquid injection pipe (10) is connected with the output end of the liquid injection structure, an atomization nozzle is arranged at the tail end of the liquid injection pipe (10), the tail end of the negative pressure suction pipe (9) is connected with the output end bracket of the negative pressure suction structure, and a silica gel hollow sphere is arranged at the tail end of the negative pressure suction pipe (9).
3. The ultrasonic knife assembly with the temperature control and automatic cleaning functions according to claim 2, wherein the setting position of the atomizing nozzle is close to the setting position of the knife head (104), and the distance between the silica gel hollow sphere and the knife head (104) is larger than the distance between the atomizing nozzle and the knife head (104).
4. The ultrasonic knife assembly with the temperature control and automatic cleaning functions according to claim 1, wherein a plurality of wire fixing silica gel sleeves (5) are arranged on the knife bar (102), a plurality of arc-shaped protrusions (8) are arranged on the circumference outer wall of the knife bar (102) corresponding to the wire fixing silica gel sleeves (5) and the positioning silica gel sleeves (2), arc-shaped clamping grooves (12) corresponding to the arc-shaped protrusions (8) are formed in the inner curved surface positions of the wire fixing silica gel sleeves (5) and the positioning silica gel sleeves (2), and the liquid injection pipe (10) and the negative pressure suction pipe (9) penetrate through the wire fixing silica gel sleeves (5).
5. The ultrasonic knife assembly with the temperature control and automatic cleaning functions according to claim 1, wherein a baffle plate (17) is arranged at the other end of the positioning movable guide rod (15), the baffle plate (17) is in sliding connection in the inner wall of the movable pipe sleeve (4), a buffer spring (18) is arranged on one side of the baffle plate (17), and one end of the buffer spring (18) is fixedly connected with the inner wall of the movable pipe sleeve (4).
6. The ultrasonic knife assembly with the temperature control and automatic cleaning functions according to claim 1, wherein the circumferential outer wall of the positioning silica gel sleeve (2) is provided with two groups of second buckles (11) corresponding to the liquid injection pipes (10), and the circumferential outer wall of the movable ring sleeve (3) is provided with first buckles (7) corresponding to the negative pressure suction pipes (9);
annotate liquid pipe (10), negative pressure suction pipe (9) are located first buckle (7) and second buckle (11) mid portion and set up into bend portion (14), bend portion (14) are outside crooked form, and bend portion (14) the crooked direction along keeping away from location silica gel cover (2) centre of a circle point direction, be connected between first buckle (7), second buckle (11) and annotate liquid pipe (10), negative pressure suction pipe (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310283515.6A CN116327322B (en) | 2023-03-22 | 2023-03-22 | Ultrasonic knife subassembly with control by temperature change and self-cleaning function |
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| CN202310283515.6A CN116327322B (en) | 2023-03-22 | 2023-03-22 | Ultrasonic knife subassembly with control by temperature change and self-cleaning function |
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| JP2002078711A (en) * | 2000-09-06 | 2002-03-19 | Olympus Optical Co Ltd | Ultrasonic surgical operation system |
| CN207561981U (en) * | 2017-05-31 | 2018-07-03 | 陈庞洲 | A kind of operation device with pumping function |
| CN209137792U (en) * | 2018-02-23 | 2019-07-23 | 杨新伟 | Laparoscopic surgery ultrasound knife with suction function |
| CN211461829U (en) * | 2019-09-08 | 2020-09-11 | 三锦配色大数据(杭州)有限公司 | Ultrasonic knife with smoke adsorption function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10299809B2 (en) * | 2014-11-12 | 2019-05-28 | Misonix, Incorporated | Method for reducing biofilm formation |
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Patent Citations (4)
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|---|---|---|---|---|
| JP2002078711A (en) * | 2000-09-06 | 2002-03-19 | Olympus Optical Co Ltd | Ultrasonic surgical operation system |
| CN207561981U (en) * | 2017-05-31 | 2018-07-03 | 陈庞洲 | A kind of operation device with pumping function |
| CN209137792U (en) * | 2018-02-23 | 2019-07-23 | 杨新伟 | Laparoscopic surgery ultrasound knife with suction function |
| CN211461829U (en) * | 2019-09-08 | 2020-09-11 | 三锦配色大数据(杭州)有限公司 | Ultrasonic knife with smoke adsorption function |
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