CN112006770A - Novel super energy-gathering laser scalpel - Google Patents
Novel super energy-gathering laser scalpel Download PDFInfo
- Publication number
- CN112006770A CN112006770A CN201910472216.0A CN201910472216A CN112006770A CN 112006770 A CN112006770 A CN 112006770A CN 201910472216 A CN201910472216 A CN 201910472216A CN 112006770 A CN112006770 A CN 112006770A
- Authority
- CN
- China
- Prior art keywords
- cooling
- air
- laser
- water
- sleeve
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces 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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
-
- 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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
- A61B2018/00017—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids with gas
-
- 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
- A61B2018/00589—Coagulation
-
- 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
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
- A61B2018/2255—Optical elements at the distal end of probe tips
- A61B2018/2266—Optical elements at the distal end of probe tips with a lens, e.g. ball tipped
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
- A61B2218/008—Aspiration for smoke evacuation
Abstract
The invention discloses a novel super energy-gathering laser scalpel, which comprises: an outer housing; a laser cutter head detachably mounted on the front end of the cylindrical outer housing; the water-air cooling sleeve comprises a water-cooling sleeve and an air-cooling sleeve which are matched and clamped; both are arranged in the hollow accommodating cavity of the outer shell; the front end of the cooling positioning device is sleeved in the water-cooling sleeve, the middle section of the cooling positioning device is sleeved in the air-cooling sleeve, and the rear section of the cooling positioning device is wrapped by a bundle of wire sleeves; the composite lens body assembly comprises a biconvex lens and a plano-convex lens which are respectively clamped inside the air-cooled sleeve in parallel; the smoke exhaust assembly comprises a smoke exhaust pipe and a smoke adsorption assembly which are embedded on the cooling positioning device; the novel super energy-gathering laser scalpel is provided with a cooling positioning device, a composite mirror body assembly and a smoke exhaust assembly; therefore, the purposes of rapidly cooling the lens part, converging and improving the laser of the composite lens body and discharging smoke are achieved; improving the normal operation of the laser operation.
Description
Technical Field
The invention relates to the field of laser surgery, in particular to a novel super-energy-gathering laser scalpel.
Background
The laser scalpel is used as a medical device for surgery by replacing a scalpel with laser by using the characteristic of high concentration of laser energy. The laser has single directivity and high energy density, and can cut body tissues by utilizing the thermal effect, the optical effect, the electromagnetic effect and the like of the laser. The laser scalpel is used for operation, so that the incision is smooth, the bleeding is less, and the infection is not easy to occur. Carbon dioxide laser knives, argon laser knives, and the like are commonly used.
In the laser scalpel in the prior art, a mechanical light guide arm or an optical fiber is used for transmitting laser, the laser irradiates tissues, and the tissues or moisture in the tissues absorb laser energy and convert the laser energy into heat, so that the tissues are vaporized for cutting, and blood can be coagulated to stop bleeding at the same time.
The semiconductor laser directly uses current to excite the diode to generate laser, has highest electro-optic conversion efficiency, is lower in price compared with a solid laser, and is very suitable for large-scale popularization as a medical laser. The laser beam excited by the semiconductor laser has an arc angle, is not parallel and collimated like gaseous laser or solid laser, and is mostly in a bare fiber contact type or additionally provided with a special contact head for surgical operation in the popularization process.
Once the optical fiber head is stained with tissues, a large amount of light and heat can be absorbed instantly, and if the energy is not evacuated in time or the infusion energy is not reduced, the optical fiber head or the cutter head is extremely easy to be thermally damaged or even melted; and a large amount of smoke is generated during the cutting operation, thereby seriously influencing the operation and the environment of an operating room.
In view of the above, it is desirable to design a novel super-energy-gathering laser scalpel that overcomes the above disadvantages.
Disclosure of Invention
The invention provides a novel super-energy-gathering laser scalpel, which aims to solve the problems that laser energy generated when the laser scalpel in the prior art is used is dispersed, the field of vision in the operation is interfered by smoke, and a large amount of heat is not cooled in time.
In order to achieve the purpose, the invention adopts the technical scheme that: a novel super-energy focusing laser scalpel, comprising:
an outer housing;
a laser cutter head detachably mounted on the front end of the cylindrical outer housing;
the water-air cooling sleeve comprises a water-cooling sleeve and an air-cooling sleeve which are matched and clamped; both are arranged in the hollow accommodating cavity of the outer shell;
the front end of the cooling positioning device is sleeved in the water-cooling sleeve, the middle section of the cooling positioning device is sleeved in the air-cooling sleeve, and the rear section of the cooling positioning device is wrapped by a bundle of wire sleeves;
the composite lens body assembly comprises a biconvex lens and a plano-convex lens which are respectively detachably arranged inside the air-cooled sleeve in parallel;
the smoke exhaust assembly comprises a smoke exhaust pipe and a smoke adsorption assembly which are embedded on the cooling positioning device; the smoke adsorption component is externally connected above the outer shell.
Preferably, the cooling positioning device sequentially comprises a hollow columnar base, a first positioning ring, a second positioning ring, laser fibers, and a water inlet pipe, a water outlet pipe, a smoke exhaust pipe and an air inlet pipe which are annularly arranged;
the head end of the laser fiber starts from the inside of the columnar base and sequentially penetrates through the columnar base, the first positioning ring and the second positioning ring;
the inner wall of the columnar base is also provided with a temperature sensor;
the head ends of the water inlet pipe and the water outlet pipe are both communicated with the opening on the first positioning ring, and the tail ends of the water inlet pipe and the water outlet pipe penetrate through the second positioning ring;
the head end of the smoke exhaust pipe sequentially penetrates out of the water-cooling sleeve and the outer shell and then is fixedly connected with the smoke adsorption component, and the tail end of the smoke exhaust pipe penetrates through the second positioning ring;
the head end of the air inlet pipe is communicated with the opening on the second positioning ring, and the tail end of the air inlet pipe is parallel to the water inlet pipe, the water outlet pipe and the smoke exhaust pipe and fixes the laser optical fiber at the central position.
Preferably, the outer diameter of the columnar base is smaller than the diameter of the first positioning ring, and a closed water-cooling chamber is formed between the columnar base and the air-cooling sleeve through a sealing ring clamped on the columnar base and the air-cooling sleeve respectively;
the outer wall of the cylinder body of the air cooling sleeve is provided with at least one air outlet; the outer diameter of the air cooling sleeve is smaller than the inner diameter of the outer shell, and an air cooling cavity is reserved between the outer wall of the air cooling sleeve and the inner wall of the outer shell.
Preferably, the seal ring comprises:
the first O-shaped ring and the second O-shaped ring are annularly arranged in a groove formed in the outer wall of the top end of the columnar base; the O-shaped ring II is arranged in a groove formed in the outer wall of the positioning ring I;
the O-shaped ring I and the O-shaped ring II are completely attached to the inner wall of the air cooling sleeve to form a closed water cooling accommodating cavity; the water inlet pipe can be discharged from the water outlet pipe after reaching the columnar base.
Preferably, the laser cutter head comprises a laser cutter and an annular cutter holder, and the annular base is connected with a boss at the front end of the outer shell in a clamping manner; a through hole is formed in the center of the annular tool apron and used for emitting a laser beam;
the laser cutter head comprises two blades which are symmetrically arranged, the outer walls of the two blades are inclined planes, the inner walls of the blades are arc-shaped, and hollow areas of the inner walls of the two blades form an operation area; the top ends of the two blades are provided with a notch.
Preferably, the smoke adsorption component comprises a bell mouth, a connecting pipe and a fixing ring clamped with the connecting pipe;
one end of the connecting pipe is fixedly connected with the bell mouth, and the other end of the connecting pipe is clamped with the smoke exhaust pipe;
the fixing ring is sleeved on the outer shell and used for supporting the connecting pipe;
the opening of the horn mouth faces to the position of the laser tool bit and is arranged corresponding to the operation area.
Preferably, one end of the water-cooling sleeve, which is close to the laser cutter head, is provided with a plugging sheet with an opening, and the other end of the water-cooling sleeve is clamped at the head end of the air-cooling sleeve; first heat dissipation holes are uniformly formed in the circumferential direction of the water cooling sleeve;
the diameter of the head end of the air cooling sleeve is smaller than that of the barrel of the air cooling sleeve, and the diameter of the water cooling sleeve is the same as that of the barrel of the air cooling sleeve; and a second heat dissipation hole with the same position as the heat dissipation hole is arranged on the head end.
Preferably, the wire harness sleeve comprises a horn-shaped sleeve body and an annular sleeve body which are integrally connected, and the horn-shaped sleeve body is fixedly connected with the second positioning ring.
Compared with the prior art, the invention has the following beneficial effects:
according to the novel super-energy-gathering laser scalpel, the composite mirror body assembly arranged in parallel is arranged, the double convex lens and the plano-convex lens are arranged in parallel, the combined lens is used for gathering the output capacity of optical fibers, and the cutting accuracy is controlled through the change of the focal length; therefore, laser energy convergence and focusing are realized, and the purpose of accurate cutting is achieved.
The novel super-energy-gathering laser scalpel is provided with the cooling positioning device which is matched with the water-air cooling sleeve for use; the water cooling and the air cooling are used in a matched manner, so that the high-temperature operation can be effectively reduced;
the novel super-energy-gathering laser scalpel is provided with the smoke exhaust assembly, smoke in an operation is effectively exhausted, and the definition of an operation field is improved.
The invention discloses a novel super-energy-gathering laser scalpel, which is used for cutting blood coagulation in surgical operation and is suitable for cutting operations of tumors, necrotic tissues and organs.
Drawings
FIG. 1 is a schematic structural view of a novel super-energy focusing laser scalpel according to the present invention;
FIG. 2 is an exploded view of a novel super-focus laser scalpel according to the present invention;
FIG. 3 is a schematic view of a first configuration of the cooling positioning device of the present invention;
FIG. 4 is a second schematic view of the cooling fixture of the present invention;
FIG. 5 is a schematic structural view of the water air-cooled jacket of the present invention;
FIG. 6 is a schematic view of a laser tool tip of the present invention;
figure 7 is a schematic view of the construction of the smoke adsorbing assembly of the present invention;
FIG. 8 is a schematic structural view of the outer housing of the present invention;
FIG. 9 is a schematic structural view of the composite mirror body of the present invention;
FIG. 10 is a schematic structural view of the wire harness sleeve of the present invention;
FIG. 11 is a schematic view of the construction of the dust cap of the present invention;
description of reference numerals:
10. outer housing 11, dust cover
20. Laser cutter head 21, laser cutter 22 and annular cutter holder
23. Perforation 24, blade 25, operating area
30. Water-air cooling sleeve 31, water-cooling sleeve 32 and air-cooling sleeve
311. First heat dissipation hole 312, water cooling cavity 321 and air outlet
322. Two heat dissipation holes 323, plugging sheet 324 and air cooling chamber
40. Cooling positioning device 41, columnar base 42 and positioning ring I
43. Second positioning ring 44, laser optical fiber 45 and water inlet pipe
46. Water outlet pipe 47, air inlet pipe 48 and temperature sensor
49. Opening holes
50. Composite lens body unit 51, lenticular lens sheet 52, and plano-convex lens sheet
60. Smoke exhaust component 61, smoke exhaust pipe 62 and smoke adsorption component
621. Bell 622, connecting pipe 623, fixed ring
70. Sealing ring 71, O-shaped ring I72 and O-shaped ring II
80. Wire bundling sleeve 81, horn-shaped sleeve body 82 and annular sleeve body
Detailed Description
In order to facilitate understanding of the objects, technical solutions and effects of the present invention, the present invention will be further described in detail with reference to examples.
In order to facilitate understanding of the objects, technical solutions and effects of the present invention, the present invention will be further described in detail with reference to examples.
As shown in fig. 1, 2 and 8, the novel super-energy focusing laser scalpel of the present invention comprises:
an outer shell 10;
a laser cutter 21 head 20 detachably attached to the front end of the cylindrical outer case 10;
the water-air cooling sleeve 30 comprises a water-cooling sleeve 31 and an air-cooling sleeve 32 which are matched and clamped; both of which are arranged in the hollow accommodating cavity of the outer shell 10;
the front end of the cooling positioning device 40 is sleeved in the water-cooling sleeve 31, the middle section of the cooling positioning device is sleeved in the air-cooling sleeve 32, and the rear section of the cooling positioning device is wrapped by a bundle of wire sleeves 80;
the composite lens body assembly 50 comprises a biconvex lens 51 and a plano-convex lens 52 which are respectively detachably arranged inside the air-cooled sleeve 32 in parallel;
a smoke evacuation assembly 60, including a smoke evacuation pipe 61 and a smoke adsorption assembly 62, which are embedded in the cooling positioning device 40; the smoke adsorbing member 62 is externally connected to the upper part of the outer casing 10.
The invention relates to a novel super-energy-gathering laser scalpel, which comprises the following components in the specific using process:
firstly, assembling the super-energy-gathering laser scalpel as required, and adjusting the positions of the biconvex lens 51 and the plano-convex lens 52 according to the operation requirement; then, a water inlet pipe 45 and a water outlet pipe 46 are sequentially connected with corresponding water-cooling circulating pumps, an air inlet pipe 47 is connected with an air-cooling negative pressure pump, and a smoke exhaust pipe 61 is externally connected with a smoke exhaust negative pressure suction pump; the laser beam is connected with the laser knife 21 device; the lead end of the temperature probe is led out and then is connected with a controller of the laser knife 21 equipment; after the assembly is finished, the laser scalpel can start to work;
when the laser knife 21 is used in an operation, the cooling mode combining water cooling and air cooling is started simultaneously, and smoke in the operation is quickly adsorbed by combining the smoke exhaust component 60, and the operation is as follows:
and (3) water cooling: setting the water flow speed required by a water cooling system on the water cooling circulating pump according to the working requirement, and then starting the water cooling circulating pump to start working; firstly, water flow enters the closed water-cooling chamber 312 from the water inlet pipe 45, and the outer wall of the columnar base 41 can be rapidly cooled; the water flow is discharged from the water outlet pipe 46 under the action of the water-cooling circulating pump; thereby realizing the purpose of cooling the tube wall; at the same time
Air cooling, namely setting working parameters of an air-cooled negative pressure pump and starting the air-cooled negative pressure pump to start working; after entering the air cooling chamber 324 in the laser cutter 21 from the air inlet pipe 47, the air can enter the water cooling sleeve 31 from the air outlet 321 on the side wall of the air cooling sleeve 32 and the first heat dissipation hole 311 and the second heat dissipation hole 322 at the connection part of the air cooling sleeve 32 and the water cooling sleeve 31 to cool the lenses in the water cooling sleeve 31;
the air cooling and the water cooling can be carried out simultaneously or can be independently started in any working mode; it should be noted that the opening of the air cooling and the water cooling is determined by the monitoring of the temperature sensor 28; when the temperature exceeds a set value, the air-cooled negative pressure pump is intelligently controlled by the main chip to be adjustable at 0-16L/min and the water-cooled circulating flow rate to be adjustable at 0-6L/min;
when smoke influences normal operation in the operation, a smoke exhaust negative pressure suction pump needs to be started to perform smoke exhaust operation; the speed is adjusted to 0-420L/min, the flow is ensured to meet different requirements, the smoke-discharging negative pressure suction pump purification device is internally provided with three-stage filtration, and the filtration membrane can be replaced periodically.
Since the laser scalpel 21 equipment, the water-cooling circulating pump, the air-cooling negative pressure pump and the smoke exhaust negative pressure suction pump which are used together with the laser scalpel are all in the existing design scope, the selection of the laser scalpel 21 equipment is also the existing technology, and therefore the detailed description is omitted; the realization principle of the laser knife 21 is a semiconductor laser principle; the above-mentioned laser knife 21 equipment and its principle are all mature technologies at present, and therefore, they are not described herein; the laser knife 21 device here can be selected as the model
FL-DL-S02-FCSB04-I-80-976 laser knife 21 device, can be taken as one of the references.
Medical personnel can open water-cooling circulating pump, air-cooled negative pressure pump and the negative pressure suction pump of discharging fume that corresponds separately according to needs in the art when carrying out laser operation to accomplish the operation, guarantee that the art is wild clear in the art, laser energy assembles, focuses on, reach the purpose of accurate cutting, effectively reduce the drawback that high temperature operation brought simultaneously.
The novel super energy-gathering laser scalpel is provided with a cooling positioning device 40, a composite mirror body assembly 50 and a smoke exhaust assembly 60; therefore, the purposes of rapidly cooling the lens part, converging and improving the laser of the composite lens body and discharging smoke are achieved; improving the normal operation of the laser operation.
The invention relates to a novel super-energy-gathering laser scalpel, which comprises:
the method adopts a double convex lens 51 and a plano-convex lens 52 which are arranged in parallel, and a reasonable lens range is customized through an experiment by accurately measuring the output divergence angle of a laser; by utilizing the action principle of focusing and parallel of the lenses, the combined lens converges the output capacity of the optical fiber, and the cutting accuracy is controlled through the change of the focal length.
A cooling positioning device 40 is adopted, the cooling mode adopts the combination of water cooling and air cooling, a low-pressure high-density fan is used for cooling the lens part, and the flow can be adjusted as required; the water cooling mode is that a water cooling circulating pump drives cooling liquid to cool the cutter head;
the smoke exhausting assembly 60 can exhaust smoke generated in operation rapidly; it should be noted that:
the outer end of the smoke exhaust pipe 61 can be connected with a smoke exhaust negative pressure suction pump, and can also be connected with a medical purification grade purification and filtration device to filter and remove smoke; the smoke exhaust negative pressure suction pump externally connected with the smoke exhaust pipe 61 can be a large suction negative pressure suction pump; since the external connection of the smoke exhaust pipe 61 with the suction pump is a common technology, it is not described herein; the user only needs to connect a proper pump body to the pump body according to the requirement.
Specifically, as shown in fig. 3 and 4, the cooling and positioning device 40 of the novel super-energy-gathering laser scalpel sequentially comprises a hollow cylindrical base 41, a first positioning ring 42, a second positioning ring 43, a laser fiber 44, and a water inlet pipe 45, a water outlet pipe 46, a smoke exhaust pipe 61 and an air inlet pipe 47 which are annularly arranged;
the cooling positioning device 40 is provided with a water inlet pipe 45, a water outlet pipe 46 and an air inlet pipe 47, so that a cooling mode combining water cooling and air cooling is adopted; meanwhile, the smoke exhaust pipe 61 is arranged, so that smoke in the operation can be effectively adsorbed.
The head end of the laser fiber 44 starts from the inside of the cylindrical base 41 and sequentially passes through the cylindrical base 41, the first positioning ring 42 and the second positioning ring 43; a temperature sensor 28 is also arranged on the inner wall of the columnar base 41; the temperature sensor 28 is arranged to sense the ambient temperature at the cutter head, and once the temperature is above a predetermined value, the system will prompt high temperature operation; to stop the physician from performing the procedure.
It should be noted that the temperature sensor 28 here is PT100, and its size is 4 × 20mm, and its probe end is arranged on the inner wall of the cylindrical base 41, and is used for monitoring the ambient temperature of the blade end, and its lead end is connected with the controller of the laser knife 21 device after being led out;
a user can set a temperature alarm value on a display screen of the laser equipment, and when the temperature sensor 28 detects that the actual temperature value is higher than a set value, the system alarms, and the temperature sensor communicates through an RS232 serial port through data transmission; since the laser equipment is selected from the existing equipment, the PT100 temperature probe is a universal product, and the connection of the PT100 temperature probe belongs to the category of common knowledge of the technicians in the field; and therefore not described in detail herein.
The head ends of the water inlet pipe 45 and the water outlet pipe 46 are both communicated with the opening 49 on the first positioning ring 42, and the tail ends of the water inlet pipe and the water outlet pipe penetrate through the second positioning ring 43;
the head end of the smoke exhaust pipe 61 penetrates out of the water-cooling sleeve 31 and the outer shell 10 in sequence and then is fixedly connected with the smoke adsorption component 62, and the tail end of the smoke exhaust pipe penetrates through the second positioning ring 43;
the head end of the air inlet pipe 47 is communicated with the opening 49 on the second positioning ring 43, and the tail end of the air inlet pipe is parallel to the water inlet pipe 45, the water outlet pipe 46 and the smoke exhaust pipe 61, and the laser optical fiber 44 is fixed at the center position.
Specifically, as shown in fig. 3 and 4, in the novel super-energy-gathering laser scalpel, the outer diameter of the cylindrical base 41 is smaller than the diameter of the positioning ring one 42, and a closed water-cooling chamber 312 is formed between the air-cooling sleeve 32 and the sealing ring 70 clamped on the two; the outer wall of the cylinder body of the air-cooled sleeve 32 is provided with at least one air outlet 321; the outer diameter of the air-cooling sleeve 32 is smaller than the inner diameter of the outer shell 10, and an air-cooling chamber 324 is reserved between the outer wall of the air-cooling sleeve 32 and the inner wall of the outer shell 10.
The water-cooling chamber 312 is formed in a closed type, and can realize rapid cooling at the lens by a water-cooling mode; because the two ends of the water cooling cavity are respectively provided with the sealing rings 70, the water cooling cavity 312 can be ensured to be a closed space, and the design of the water cooling cavity 312 mainly realizes the cooling of the temperature of the tube wall; meanwhile, the air cooling chamber 324 is arranged, and an air cooling negative pressure pump of 16L/min is adopted for air cooling and cooling to be connected with an air cooling pipe, so that the aim of cooling the cutter head and the lens can be fulfilled; the air-cooled chamber 324 is designed primarily to reduce the lens temperature.
Specifically, as shown in fig. 2, the sealing ring 70 of the novel super-energy-gathering laser scalpel of the present invention includes:
the first O-ring 71 and the second O-ring 72 are annularly arranged in a groove formed in the outer wall of the top end of the columnar base 41; the second O-ring 72 is arranged in a groove formed in the outer wall of the first positioning ring 42;
the first O-ring 71 and the second O-ring 72 are completely attached to the inner wall of the air cooling sleeve 32 to form a closed water cooling accommodating cavity; the inlet water of the inlet pipe 45 is discharged from the outlet pipe 46 after reaching the cylindrical base 41.
Specifically, as shown in fig. 6, the head 20 of the laser scalpel 21 comprises a laser scalpel 21 and an annular tool holder 22, and the annular base is connected with a boss at the front end of the outer shell 10 in a clamping manner; the center of the annular tool apron 22 is provided with a through hole 23 for emitting laser beams.
The head 20 of the laser knife 21 comprises two blades 24 which are symmetrically arranged, the outer walls of the two blades 24 are inclined planes, the inner walls of the blades 24 are arc-shaped, and a hollow area of the inner walls of the two blades 24 forms an operation area 25; the top ends of the two blades 24 are provided with a notch.
The design of the laser knife 21 head 20 of the invention, the design of the outer wall of the blade 24 of the inclined plane, has the function of cutting and guiding, is beneficial to the observation of laser beams and better performs the operation.
It should be noted that, as shown in fig. 9, the biconvex lens 51 and the plano-convex lens 52 are detachably disposed in the air-cooling casing 32, the biconvex lens 51 and the plano-convex lens 52 are screwed to the inner wall of the air-cooling casing 32, so that the medical staff can adjust the focal point size by adjusting the positions of the lenses to meet different surgical requirements, the biconvex lens 51 is used for converting the divergent light of the optical fiber into parallel light, and the plano-convex lens 52 focuses the parallel light.
Specifically, as shown in fig. 7, in the novel super-energy-gathered laser scalpel, the smoke adsorbing assembly 62 includes a bell-mouth 621, a connecting pipe 622 and a fixing ring 623 fastened to the connecting pipe 622; one end of the connecting pipe 622 is fixedly connected with the bell mouth 621, and the other end is clamped with the smoke exhaust pipe 61; the fixing ring 623 is sleeved on the outer shell 10 and used for supporting the connecting pipe 622; the opening of the bell-mouth 621 faces the position of the head 20 of the laser knife 21 and is arranged corresponding to the operation area 25.
The smoke exhaust pipe 61 is externally connected with a smoke exhaust negative pressure suction pump, and can quickly absorb smoke generated in an operation.
Specifically, as shown in fig. 5, in the novel super-energy-gathered laser scalpel, one end of the water-cooled sleeve 31 close to the head 20 of the laser scalpel 21 is provided with a blocking sheet 323 with an opening 49, and the other end of the water-cooled sleeve is clamped to the head end of the air-cooled sleeve 32; radiating holes 311 are uniformly formed in the circumferential direction of the water-cooling sleeve 31;
the diameter of the head end of the air cooling sleeve 32 is smaller than that of the cylinder of the air cooling sleeve, and the diameter of the water cooling sleeve 31 is the same as that of the cylinder of the air cooling sleeve 32; and a second heat dissipation hole 322 which is at the same position as the first heat dissipation hole 311 is arranged on the head end.
At the joint of the water-cooling sleeve 31 and the air-cooling sleeve 32, a first heat dissipation hole 311 and a second heat dissipation hole 322 on the outer wall of the joint are correspondingly arranged; the first radiating holes 311 can be a plurality of groups, so that the air cooling effect is improved, heat can be conveniently radiated, and cold air can be conveniently and rapidly diffused to achieve the purpose of air cooling.
It should be noted that the lengths, diameters, and other numerical values of the water cooling sleeve 31 and the air cooling sleeve 32 may be selected according to actual needs; the length of the air-cooled casing 32 in the drawing is 20mm, and the length of the air-cooled casing 32 is 200 mm. Which represents only one of the embodiments and is not intended to be limiting in any way.
Specifically, as shown in fig. 10, the wire-bundling sleeve 80 of the novel super-energy-gathered laser scalpel comprises a horn-shaped sleeve body 81 and an annular sleeve body 82 which are integrally connected, and the horn-shaped sleeve body 81 is fixedly connected with the second positioning ring 43.
Specifically, as shown in fig. 11, the novel super-energy-gathering laser scalpel further comprises a dust cap 11, which is sleeved on the annular tool bit seat of the head 20 of the laser scalpel 21; can be covered on the laser knife 21 head 20 after use, and plays a role in dust prevention and protection.
The present invention has been described further with reference to the examples, but the present invention is not limited to the above-described embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A novel super energy-gathering laser scalpel is characterized by comprising:
an outer housing;
a laser cutter head detachably mounted on the front end of the cylindrical outer housing;
the water-air cooling sleeve comprises a water-cooling sleeve and an air-cooling sleeve which are matched and clamped; both are arranged in the hollow accommodating cavity of the outer shell;
the front end of the cooling positioning device is sleeved in the water-cooling sleeve, the middle section of the cooling positioning device is sleeved in the air-cooling sleeve, and the rear section of the cooling positioning device is wrapped by a bundle of wire sleeves;
the composite lens body assembly comprises a biconvex lens and a plano-convex lens which are respectively detachably arranged inside the air-cooled sleeve in parallel;
the smoke exhaust assembly comprises a smoke exhaust pipe and a smoke adsorption assembly which are embedded on the cooling positioning device; the smoke adsorption component is externally connected above the outer shell.
2. The novel super-energy-concentrating laser scalpel as claimed in claim 1, wherein:
the cooling positioning device sequentially comprises a hollow columnar base, a first positioning ring, a second positioning ring, a laser fiber, and a water inlet pipe, a water outlet pipe, a smoke exhaust pipe and an air inlet pipe which are annularly arranged;
the head end of the laser fiber starts from the inside of the columnar base and sequentially penetrates through the columnar base, the first positioning ring and the second positioning ring;
the inner wall of the columnar base is also provided with a temperature sensor;
the head ends of the water inlet pipe and the water outlet pipe are both communicated with the opening on the first positioning ring, and the tail ends of the water inlet pipe and the water outlet pipe penetrate through the second positioning ring;
the head end of the smoke exhaust pipe sequentially penetrates out of the water-cooling sleeve and the outer shell and then is fixedly connected with the smoke adsorption component, and the tail end of the smoke exhaust pipe penetrates through the second positioning ring;
the head end of the air inlet pipe is communicated with the opening on the second positioning ring, and the tail end of the air inlet pipe is parallel to the water inlet pipe, the water outlet pipe and the smoke exhaust pipe and fixes the laser optical fiber at the central position.
3. The novel super-energy-concentrating laser scalpel as claimed in claim 2, wherein:
the outer diameter of the columnar base is smaller than that of the first positioning ring, and a closed water-cooling cavity is formed between the columnar base and the air-cooling sleeve through sealing rings clamped on the columnar base and the air-cooling sleeve respectively;
the outer wall of the cylinder body of the air cooling sleeve is provided with at least one air outlet; the outer diameter of the air cooling sleeve is smaller than the inner diameter of the outer shell, and an air cooling cavity is reserved between the outer wall of the air cooling sleeve and the inner wall of the outer shell.
4. The novel super focus laser scalpel as defined in claim 3, wherein the seal ring comprises:
the first O-shaped ring and the second O-shaped ring are annularly arranged in a groove formed in the outer wall of the top end of the columnar base; the O-shaped ring II is arranged in a groove formed in the outer wall of the positioning ring I;
the O-shaped ring I and the O-shaped ring II are completely attached to the inner wall of the air cooling sleeve to form a closed water cooling accommodating cavity; the water inlet pipe can be discharged from the water outlet pipe after reaching the columnar base.
5. The novel super-energy-concentrating laser scalpel as claimed in claim 1, wherein:
the laser cutter head comprises a laser cutter and an annular cutter holder, and the annular base is connected with a boss at the front end of the outer shell in a clamping manner; a through hole is formed in the center of the annular tool apron and used for emitting a laser beam;
the laser cutter head comprises two blades which are symmetrically arranged, the outer walls of the two blades are inclined planes, the inner walls of the blades are arc-shaped, and hollow areas of the inner walls of the two blades form an operation area; the top ends of the two blades are provided with a notch.
6. The novel super-energy-concentrating laser scalpel as claimed in claim 1, wherein:
the smoke adsorption component comprises a bell mouth, a connecting pipe and a fixing ring clamped with the connecting pipe;
one end of the connecting pipe is fixedly connected with the bell mouth, and the other end of the connecting pipe is clamped with the smoke exhaust pipe;
the fixing ring is sleeved on the outer shell and used for supporting the connecting pipe;
the opening of the horn mouth faces to the position of the laser tool bit and is arranged corresponding to the operation area.
7. The novel super-energy-concentrating laser scalpel as claimed in claim 1, wherein:
one end of the water-cooling sleeve, which is close to the laser cutter head, is provided with a plugging sheet with an opening, and the other end of the water-cooling sleeve is clamped at the head end of the air-cooling sleeve; first heat dissipation holes are uniformly formed in the circumferential direction of the water cooling sleeve;
the diameter of the head end of the air cooling sleeve is smaller than that of the barrel of the air cooling sleeve, and the diameter of the water cooling sleeve is the same as that of the barrel of the air cooling sleeve; and a second heat dissipation hole with the same position as the heat dissipation hole is arranged on the head end.
8. The novel super-energy-concentrating laser scalpel as claimed in claim 1, wherein:
the wire harness sleeve comprises a horn-shaped sleeve body and an annular sleeve body which are integrally connected, and the horn-shaped sleeve body is fixedly connected with the positioning ring II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472216.0A CN112006770A (en) | 2019-05-31 | 2019-05-31 | Novel super energy-gathering laser scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472216.0A CN112006770A (en) | 2019-05-31 | 2019-05-31 | Novel super energy-gathering laser scalpel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112006770A true CN112006770A (en) | 2020-12-01 |
Family
ID=73506299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910472216.0A Pending CN112006770A (en) | 2019-05-31 | 2019-05-31 | Novel super energy-gathering laser scalpel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112006770A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069203A (en) * | 2021-03-23 | 2021-07-06 | 江西麦帝施科技有限公司 | Stepped temperature working system and method for surgical tool bit of laser surgical system |
| CN115590611A (en) * | 2022-12-13 | 2023-01-13 | 成都德倍佳医疗科技有限责任公司（Cn） | Water outlet electric coagulation forceps |
| CN115634042A (en) * | 2022-12-26 | 2023-01-24 | 北京智愈医疗科技有限公司 | Laser and water jet cooperative cutting device and control method |
| CN115778525A (en) * | 2022-11-30 | 2023-03-14 | 宝玛医疗科技(无锡)有限公司 | Ablation electrode capable of separating smoke and liquid |
-
2019
- 2019-05-31 CN CN201910472216.0A patent/CN112006770A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069203A (en) * | 2021-03-23 | 2021-07-06 | 江西麦帝施科技有限公司 | Stepped temperature working system and method for surgical tool bit of laser surgical system |
| CN115778525A (en) * | 2022-11-30 | 2023-03-14 | 宝玛医疗科技(无锡)有限公司 | Ablation electrode capable of separating smoke and liquid |
| CN115590611A (en) * | 2022-12-13 | 2023-01-13 | 成都德倍佳医疗科技有限责任公司（Cn） | Water outlet electric coagulation forceps |
| CN115634042A (en) * | 2022-12-26 | 2023-01-24 | 北京智愈医疗科技有限公司 | Laser and water jet cooperative cutting device and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112006770A (en) | Novel super energy-gathering laser scalpel | |
| US3821510A (en) | Hand held laser instrumentation device | |
| CN210541812U (en) | Novel super energy-gathering laser scalpel | |
| EP1137459B1 (en) | Instrument for light therapy | |
| JP2018535453A (en) | Implantable module for high power LED | |
| CN210908594U (en) | Lens cooling structure and laser welding head | |
| CN101897619B (en) | Long-wave high-power semiconductor laser comprehensive therapeutic instrument | |
| CN105167847A (en) | Multi-wavelength semiconductor laser operating system | |
| CN105167846A (en) | Semiconductor blue laser surgical system | |
| TW201021757A (en) | Laser surgical device | |
| US20190336217A1 (en) | System for surgical treatment | |
| CN209884323U (en) | Gynaecology's laser treatment tool bit with smoke exhaust structure | |
| CN205144726U (en) | High -power semiconductor laser device of performing operation | |
| CN105708546A (en) | Laser scalpel pen | |
| CN203621726U (en) | High power semiconductor laser processing system | |
| CN105167848A (en) | High-power semiconductor laser operation system | |
| CN216854841U (en) | Last dental cutter head of carbon dioxide laser therapeutic instrument | |
| CN206029018U (en) | Hand -held type laser outgoing head | |
| CN215651502U (en) | Bone tissue ablation device and equipment | |
| CN212652876U (en) | Laser welding head | |
| CN218517916U (en) | Air-cooled handheld laser welding gun | |
| CN113616330B (en) | Laser intervention operation system for cutting tumor tissue | |
| CN205163242U (en) | Blue laser surgery device of semiconductor | |
| CN220385173U (en) | Hand-held smoking illumination electric knife pen | |
| CN214104611U (en) | Novel surgical multipurpose laparoscopic laser scalpel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |