CN215018827U - Fan-shaped multifunctional incision knife - Google Patents
Fan-shaped multifunctional incision knife Download PDFInfo
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- CN215018827U CN215018827U CN202023153587.XU CN202023153587U CN215018827U CN 215018827 U CN215018827 U CN 215018827U CN 202023153587 U CN202023153587 U CN 202023153587U CN 215018827 U CN215018827 U CN 215018827U
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Abstract
The utility model provides a fan-shaped multi-functional incision sword, include: the flexible pipe comprises a shell, one end of the shell is connected with the flexible pipe, the other end of the shell is in a hemispherical shape, one end, away from the flexible pipe, of the shell is provided with an opening of an arc-shaped structure, a cutter body is arranged inside a cavity of the shell, the cutter body is close to one end of the opening and is provided with a cutter head, the cutter head is of a fan-shaped structure, the opening is used for enabling the cutter head to enter the inside of the shell or enabling the cutter head to extend out of the shell from the opening, an adjusting mechanism is further arranged between the inner wall of the shell and the cutter body, and the adjusting mechanism is used for adjusting the extension and retraction of the cutter body. An object of the utility model is to provide a fan-shaped multi-functional incision sword can be safe, swift stretch into the patient internal or take out from the patient is internal, can not cause the mistake to touch the damage to the endoscope hole wall at this in-process.
Description
Technical Field
The utility model relates to a cutter field, in particular to fan-shaped multi-functional incision sword.
Background
At present, the treatment of the digestive tract early cancer mainly comprises endoscopic submucosal dissection and endoscopic submucosal dissection, and the digestive tract early cancer mainly serves as a means for treating early gastrointestinal cancer and precancerous lesion and has the characteristics of small wound, good effect, quick recovery and the like. When the endoscopic submucosal dissection is implemented, generally, an endoscope enters the body of a patient through the oral cavity or anus of the patient, then some tools are inserted into the body from an endoscope pore channel and comprise some small cutters or pliers and the like, then the mucous membrane at the periphery of a lesion is incised at the outer side edge of a lesion marking point, then the lesion mucous membrane is gradually stripped, the mucous membrane is separated from the submucosal layer, and finally the lesion is completely excised.
However, the existing cutting knife is generally in a straight line shape, and the cutting knife is easy to cause accidental touch injury to the wall of the endoscopic duct in the process of extending into or taking out of the body of a patient.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a fan-shaped multifunctional incision knife to solve the above problems.
The utility model provides a fan-shaped multi-functional incision sword, include: a shell body, a plurality of first connecting rods and a plurality of second connecting rods,
one end of the shell is connected with the flexible pipe, and the other end of the shell is in a hemispherical shape;
an opening with an arc structure is formed in one end, far away from the flexible pipe, of the shell;
a cutter body is arranged in the cavity of the shell, one end of the cutter body, which is close to the opening, is provided with a cutter head, and the cutter head is of a fan-shaped structure;
the opening is used for the cutter head to enter the interior of the shell; or, the cutter head is used for extending out of the shell from the opening;
an adjusting mechanism is arranged between the inner wall of the shell and the cutter body and used for adjusting the extension and retraction of the cutter body.
Preferably, the adjusting mechanism includes: a limiting groove, a limiting block and a spring,
the limiting groove is formed in the inner wall of the shell, the limiting block is arranged on the outer wall of the cutter body, and the limiting block reciprocates in the limiting groove;
the spring is connected between the limiting block and the limiting groove, and the spring is parallel to the cutter body;
an electromagnet is arranged at one end of the limiting block, which is far away from the spring, and the electromagnet is connected with an external power supply through a lead;
and an iron sheet is arranged on the limiting groove, and the iron sheet and the electromagnet are matched with each other.
Preferably, the flexible tube is internally provided with a liquid injection tube,
one end of the liquid injection pipe, which is far away from the tool bit, is provided with a liquid injection port, and the liquid injection port penetrates through the liquid injection pipe;
and a water outlet is formed in one end, close to the tool bit, of the liquid injection pipe.
Preferably, one end of the liquid injection pipe close to the cutter head is spirally arranged on the circumferential inner wall of the shell.
Preferably, the water outlets are multiple and are distributed at intervals at one spiral end of the liquid injection pipe.
Preferably, the central position of the opening is also provided with a liquid collecting groove, and the liquid collecting groove is communicated with the outside.
Preferably, a high-frequency electric cutting mechanism is arranged on the cutter head.
Preferably, the high-frequency electric cutting mechanism includes: a first electrode plate, a second electrode plate and a high-frequency electric generator,
the plurality of second electrode plates are arranged on the fan-shaped edge cutting edge of the cutter head at intervals, and the first electrode plates are positioned on two fan-shaped walls of the cutter head;
the first electrode plate and the second electrode plate are electrically connected with the high-frequency electric generator through a lead, and the lead penetrates through the cutter body and the flexible pipe.
Preferably, an endoscope camera is arranged at one end of the flexible pipe close to the shell and is connected with an external image processing host through a cable.
The utility model has the advantages as follows:
the utility model relates to a fan-shaped multifunctional incision knife, the knife head is protected inside one end of the shell in a hemispherical shape, which is convenient for the utility model to be stored and carried; meanwhile, when the endoscopic submucosal dissection is carried out, in the process of extending into the body of a patient, the cutter head is protected inside one hemispherical end of the shell, so that the cutter head can not cause accidental touch damage to the wall of the endoscopic hole, and the utility model can further extend into the body of the patient safely, accurately and quickly; in-process of pathological change mucous membrane is peeled off to using the incision sword, through adjustment mechanism will the tool bit passes through the opening stretches out the casing, because the tool bit is fan-shaped structure, is adapted to the inner structure of human alimentary canal, and the control of being convenient for is cut degree of depth, angle, promotes the roughness of incising the face, is of value to further realizing that the incision sword will be pathological change mucous membrane from the inside accurate peeling off of human alimentary canal, still can effectively reduce perforation phenomenon and take place. The utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized can be safe, accurate, quick stretch into the patient internal or from the internal taking out of patient, can convenient, swift adjust suitable degree of depth and angle with incision sword simultaneously, further realizes carrying out accurate excision to pathological change mucous membrane, effectively reduces the perforation and takes place.
The utility model relates to a fan-shaped multifunctional incision knife, the adjusting mechanism is used for conveniently carrying out telescopic adjustment on the knife body, further realizing telescopic adjustment on the knife head, and simultaneously, the design of an electromagnetic sheet and an iron sheet can obviously improve the stability of the knife head in the use process, thereby effectively reducing the phenomenon that the knife head is unstable to use and shakes; the utility model discloses be convenient for accomodate, carry, realized can be safe, quick stretch into the patient internal or from the patient internal taking out, simultaneously can convenient, swift adjust suitable degree of depth and angle with the incision sword, further realize carrying out accurate excision to the pathological change mucous membrane, effectively reduce the perforation and take place.
The utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe is used for cleaning the internal knife head, which can effectively improve the working efficiency and the service life of the utility model; the liquid injection pipe can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as the normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, the operation visual field is effectively flushed by other tissues, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the incision knife can be safely, accurately and quickly inserted into the body of a patient, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the lesion mucosa is further accurately resected, effectively reducing the occurrence of perforation phenomenon.
The utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe is close to one end of the knife head is spirally arranged on the circumferential inner wall of the shell and is used for forming spiral water flow, so that liquid is in umbrella-shaped diffusion and flows out, the knife head can be directly washed away, and the working efficiency and the service life of the utility model are effectively improved; the liquid injection pipe can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as the normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, the operation visual field is effectively flushed by other tissues, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the incision knife can be safely, accurately and quickly inserted into the body of a patient, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the lesion mucosa is further accurately resected, effectively reducing the occurrence of perforation phenomenon.
The utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe can directly wash away the knife head, effectively improving the working efficiency and the service life of the utility model; the liquid injection pipe can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as the normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, the operation visual field is effectively flushed by other tissues, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the incision knife can be safely, accurately and quickly inserted into the body of a patient, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the lesion mucosa is further accurately resected, effectively reducing the occurrence of perforation phenomenon.
The utility model relates to a fan-shaped multifunctional incision knife, which can realize the auxiliary washing of a camera or mucous membrane tissues in the operation process, further effectively improve the operation visual field and wash other tissues to ensure the operation field, and also can effectively reduce the phenomenon that the accumulated water in the shell causes the device to be invaded, thereby further obviously improving the operation efficiency and increasing the operation safety; the utility model discloses be convenient for accomodate, carry, realized can be safe, accurate, quick stretch into the patient internal, simultaneously can convenient, swift adjust suitable degree of depth and angle with the incision sword, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation phenomenon and take place.
The utility model relates to a fan-shaped multifunctional incision knife, the high-frequency electric cutting mechanism has the dual functions of cutting and blood coagulation in the process of implementing the endoscopic submucosal dissection operation, the utility model has simple operation, safety and convenience, the high-frequency electric cutting mechanism has fast cutting speed and good hemostatic effect, and compared with the traditional mechanical scalpel, the utility model obviously reduces the operation time, reduces the blood loss and blood transfusion of patients, further effectively reduces complications and effectively saves the operation cost; the utility model relates to a fan-shaped multi-functional incision sword, the utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized that can be safe, accurate, quick stretch into the patient internal, can make things convenient for, swift simultaneously with incision sword adjustment to suitable degree of depth and angle, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation and take place.
The utility model relates to a fan-shaped multifunctional incision knife, the high-frequency electric cutting mechanism has the dual functions of cutting and blood coagulation in the process of implementing the endoscopic submucosal dissection operation, the utility model has simple operation, safety and convenience, the high-frequency electric cutting mechanism has fast cutting speed and good hemostatic effect, and compared with the traditional mechanical scalpel, the utility model obviously reduces the operation time, reduces the blood loss and blood transfusion of patients, further effectively reduces complications and effectively saves the operation cost; the utility model relates to a fan-shaped multi-functional incision sword, the utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized that can be safe, accurate, quick stretch into the patient internal, can make things convenient for, swift simultaneously with incision sword adjustment to suitable degree of depth and angle, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation and take place.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a simplified structure of the fan-shaped multifunctional incision knife of the utility model.
Fig. 2 is the simplified view of the structure of the liquid injection pipe of the fan-shaped multifunctional incision knife of the utility model.
Fig. 3 is the structure sketch of the water outlet of the fan-shaped multifunctional incision knife of the utility model.
Figure 4 is the utility model discloses a fan-shaped multi-functional incision sword collecting tank structure sketch.
Fig. 5 is the structure sketch of the high-frequency electric cutting mechanism of the fan-shaped multifunctional incision knife of the utility model.
The endoscope comprises a shell, a cutter head, an opening, an iron sheet, an electromagnet, a limiting block, a spring, a limiting groove, a flexible pipe, a wire, an endoscope camera, a cable, a cutter body, a water outlet, a liquid injection port, a liquid collecting groove, a liquid injection pipe, a first electrode sheet, a second electrode sheet and a high-frequency electric generator, wherein the shell is 1 part, the cutter head is 2 part, the opening is 3 part, the iron sheet is 4 part, the electromagnet is 5 part, the limiting block is 6 part, the spring is 7 part, the limiting groove is 8 part, the flexible pipe is 10 part, the wire is 11 part, the endoscope camera is 12 part, the cable is 13 part, the cutter body is 14 part, the liquid injection port is 15 part, the liquid collecting groove is 16 part, the liquid injection pipe is 17 part, the first electrode sheet is 18 part, the second electrode sheet is 19 part and the high-frequency electric generator is 20 part.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
According to fig. 1-4 show, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, include: the number of the housings 1 is such that,
one end of the shell 1 is connected with the flexible pipe 9, and the other end of the shell 1 is in a hemispherical shape;
an opening 3 with an arc structure is arranged at one end of the shell 1 away from the flexible pipe 9;
a cutter body 13 is arranged in the cavity of the shell 1, one end of the cutter body 13 close to the opening 3 is provided with a cutter head 2, and the cutter head 2 is of a fan-shaped structure;
the opening 3 is used for the tool bit 2 to enter the interior of the shell 1; or, the cutter head 2 is used for extending out of the shell 1 from the opening 3;
an adjusting mechanism is arranged between the inner wall of the shell 1 and the cutter body 13 and used for adjusting the extension and retraction of the cutter body 13.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, casing 1 is used for protecting and bears the weight of the cutter body 13 with tool bit 2, tool bit 2 is the inner structure that fan-shaped structure is adapted to human alimentary canal, and the incision of being convenient for is cut accurate degree of depth and angle, further with pathological change mucous membrane from the inside accurate peeling off of human alimentary canal. When carrying out scope submucosal dissection art, tool bit 2 is withdrawed the inside of casing 1 for the guarantee will cut the sword and stretch into the internal in-process of patient from the scope pore and can not accidentally injure interior mirror pore wall, will through adjustment mechanism after the incision sword stretches into the patient is internal tool bit 2 passes through opening 3 stretches out casing 1, then can carry out the focus excision in the patient is internal.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, wherein a knife head 2 is protected inside one end of a housing 1 in a hemispherical shape, which is convenient for storage and carrying; meanwhile, when the endoscopic submucosal dissection is carried out, in the process of extending into the body of a patient, the cutter head 2 is protected inside one hemispherical end of the shell 1, so that the cutter head 2 can not cause accidental touch damage to the wall of the endoscopic duct, and the utility model can be further safely, accurately and quickly extended into the body of the patient; in-process of pathological change mucous membrane is peeled off to use the incision sword, through adjustment mechanism will tool bit 2 passes through opening 3 stretches out casing 1, because tool bit 2 is fan-shaped structure, is adapted to the inner structure of human alimentary canal, and the degree of depth, angle are cut in the control of being convenient for, promote the roughness of incising the face, further are of value to realize that the incision sword will be diseased the mucous membrane from the inside accurate peeling off of human alimentary canal, still can effectively reduce perforation and take place. The utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized can be safe, accurate, quick stretch into the patient internal or from the internal taking out of patient, can convenient, swift adjust suitable degree of depth and angle with incision sword simultaneously, further realizes carrying out accurate excision to pathological change mucous membrane, effectively reduces the perforation and takes place.
According to shown in fig. 1-4, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, adjustment mechanism includes: a limit groove 8, a limit block 6 and a spring 7,
the limiting groove 8 is formed in the inner wall of the shell 1, the limiting block 6 is arranged on the outer wall of the cutter body 13, and the limiting block 6 reciprocates in the limiting groove 8;
the spring 7 is connected between the limiting block 6 and the limiting groove 8, and the spring 7 is parallel to the cutter body 13;
an electromagnet 5 is arranged at one end, far away from the spring 7, of the limiting block 6, and the electromagnet 5 is connected with an external power supply through a lead 10;
and an iron sheet 4 is arranged on the limiting groove 8, and the iron sheet 4 and the electromagnet 5 are matched with each other.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, adjustment mechanism is used for adjusting the flexible of cutter body 13, further adjust tool bit 2 passes through opening 3 stretches out casing 1, or tool bit 2 passes through opening 3 is withdrawed inside casing 1. The method specifically comprises the following steps:
when the cutting knife is used, the cutting knife needs to extend out of the shell 1, at the moment, a power supply can be turned on, the electromagnet 5 is magnetized, the electromagnet 5 attracts the iron sheet 4 to move towards the direction close to the opening 3, the spring 7 extends, meanwhile, the limiting block 6 is limited in the limiting groove 8 to move towards the direction close to the opening 3, and the limiting block 6 drives the knife head 2 to extend out of the shell 1 through the opening 3 through the knife body 13;
when the incision knife is accommodated, carried, inserted into a patient body or taken out of the patient body, the knife head 2 needs to be retracted inside the shell 1, the power can be turned off at the moment, the electromagnet 5 loses magnetism, the electromagnet 5 and the iron sheet 4 have no attraction, the spring 7 is in a retraction reset state, the limiting block 6 is limited inside the limiting groove 8 to move in a direction away from the opening 3, and the limiting block 6 drives the knife head 2 to retract inside the shell 1 through the opening 3 through the knife body 13.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the adjusting mechanism is used for conveniently adjusting the knife body 13 in a telescopic way, further realizing the telescopic adjustment of the knife head 2, and simultaneously, the design of an electromagnetic sheet and an iron sheet 4 can obviously improve the stability of the knife head 2 in the using process, thereby effectively reducing the phenomenon that the knife head 2 is unstable to use and shakes; the utility model discloses be convenient for accomodate, carry, realized can be safe, quick stretch into the patient internal or from the patient internal taking out, simultaneously can convenient, swift adjust suitable degree of depth and angle with the incision sword, further realize carrying out accurate excision to the pathological change mucous membrane, effectively reduce the perforation and take place.
According to the embodiments shown in fig. 1-4, the utility model provides a fan-shaped multifunctional incision knife, a liquid injection pipe 17 is arranged inside a flexible pipe 9,
one end of the liquid injection pipe 17, which is far away from the tool bit 2, is provided with a liquid injection port 15, and the liquid injection port 15 penetrates through the liquid injection pipe 17;
and a water outlet 14 is formed at one end of the liquid injection pipe 17, which is close to the tool bit 2.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, annotate liquid pipe 17 and be used for wasing inside tool bit 2, still be used for assisting annotating the liquid in the operation process, annotate liquid mouth 15 and be used for following the leading-in liquid in the outside, liquid flows through annotate liquid pipe 17 and follow delivery port 14 flows out, follows again opening 3 flows out.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe 17 is used for cleaning the internal knife head 2, which can effectively improve the working efficiency and the service life of the utility model; the liquid injection pipe 17 can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe 17 can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, other tissues are effectively flushed, the operation field is ensured, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the safe, accurate and quick extension into the body of a patient is realized, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the accurate excision of lesion mucosa is further realized, effectively reducing the occurrence of perforation phenomenon.
According to shown in fig. 1-4, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, annotate liquid pipe 17 and be close to the one end of tool bit 2 is the heliciform setting and is in the circumference inner wall of casing 1.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, it is close to annotate liquid pipe 17 the one end of tool bit 2 is the heliciform setting and is in the circumference inner wall of casing 1 for form the heliciform rivers, make liquid be umbelliform diffusion outflow, can directly erode tool bit 2, and realize washing the supplementary of camera or mucous membrane tissue at the operation in-process.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, one end of the liquid injection pipe 17 close to the knife head 2 is spirally arranged on the circumferential inner wall of the shell 1 and is used for forming spiral water flow, so that liquid is in umbrella-shaped diffusion and flows out, and the knife head 2 can be directly washed away, thereby effectively improving the working efficiency and the service life of the utility model; the liquid injection pipe 17 can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe 17 can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, other tissues are effectively flushed, the operation field is ensured, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the safe, accurate and quick extension into the body of a patient is realized, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the accurate excision of lesion mucosa is further realized, effectively reducing the occurrence of perforation phenomenon.
According to shown in fig. 1-4, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, delivery port 14 has a plurality ofly to interval distribution is in annotate liquid pipe 17 and be spiral helicine one end.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, it is close to annotate liquid pipe 17 the one end of tool bit 2 is the heliciform setting and is in the circumference inner wall and the interval of casing 1 are provided with a plurality of delivery ports 14, can be used to make liquid form heliciform rivers and be umbelliform diffusion outflow, right the washing away of tool bit 2 is more even comprehensive to realized washing the supplementary of camera or mucous membrane tissue at the operation in-process.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe 17 can directly wash the knife head 2, thereby effectively improving the working efficiency and the service life of the utility model; the liquid injection pipe 17 can also be used for auxiliary liquid injection in the operation process, when the endoscopic submucosal dissection operation is implemented, because the liquid such as normal saline injected in the operation process can be lost along with the operation time, the liquid needs to be injected again, the operation time is prolonged, and the phenomena such as bleeding and the like possibly occur in the operation incision process and obstruct the operation visual field, the utility model relates to a fan-shaped multifunctional incision knife, the liquid injection pipe 17 can be used for injecting liquid in the operation process, the auxiliary flushing in the operation process is realized, the operation visual field is effectively improved, other tissues are effectively flushed, the operation field is ensured, the operation efficiency is further obviously improved, the operation safety is increased, the utility model is convenient to store and carry, the safe, accurate and quick extension into the body of a patient is realized, meanwhile, the incision knife can be conveniently and quickly adjusted to the proper depth and angle, and the accurate excision of lesion mucosa is further realized, effectively reducing the occurrence of perforation phenomenon.
According to shown in figures 1-4, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, 3 central points in opening put and still are equipped with the collecting tank 16, the collecting tank 16 communicates with the external world.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, collecting tank 16 is used for drainage liquid, annotate liquid mouth 15 and be used for the leading-in liquid from the outside, liquid flows through annotate liquid pipe 17 and follow delivery port 14 flows out, later liquid passes through collecting tank 16 outwards flows out, realizes right the washing of tool bit 2 and the supplementary washing to camera or mucous membrane tissue at the operation in-process, and can effectively reduce 1 inside ponding of casing causes the device to be invaded dirty phenomenon and takes place.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, which can realize the auxiliary washing of a camera or mucous membrane tissues in the operation process, further effectively improve the operation visual field and wash other tissues to ensure the operation field, and also can effectively reduce the phenomenon that the device is polluted by the accumulated water in the shell 1, thereby further obviously improving the operation efficiency and increasing the operation safety; the utility model discloses be convenient for accomodate, carry, realized can be safe, accurate, quick stretch into the patient internal, simultaneously can convenient, swift adjust suitable degree of depth and angle with the incision sword, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation phenomenon and take place.
According to shown in fig. 1-5, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, be equipped with high frequency electricity on the tool bit 2 and cut the mechanism.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, high frequency electric cutting mechanism has cutting and blood coagulation dual function at implementation scope submucosal dissection art in-process.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the high-frequency electric cutting mechanism has the dual functions of cutting and blood coagulation in the process of implementing the endoscopic submucosal dissection operation, the utility model has simple operation, safety and convenience, the high-frequency electric cutting mechanism has fast cutting speed and good hemostatic effect, and compared with the traditional mechanical scalpel, the utility model obviously reduces the operation time, reduces the blood loss and blood transfusion of patients, further effectively reduces complications and effectively saves the operation cost; the utility model relates to a fan-shaped multi-functional incision sword, the utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized that can be safe, accurate, quick stretch into the patient internal, can make things convenient for, swift simultaneously with incision sword adjustment to suitable degree of depth and angle, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation and take place.
According to shown in fig. 1 ~ 5, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, high frequency electricity is cut the mechanism and is included: a first electrode pad 18, a second electrode pad 19 and a high-frequency electric generator 20,
the second electrode plates 19 are arranged on the fan-shaped edge blade of the cutter head 2 at intervals, and the first electrode plates 18 are positioned on two fan-shaped walls of the cutter head 2;
the first electrode plate 18 and the second electrode plate 19 are electrically connected with the high-frequency electric generator 20 through a lead 10, and the lead 10 penetrates through the cutter body 13 and the flexible pipe 9.
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multifunctional incision knife, a high-frequency electric incision mechanism has double functions of incision and blood coagulation in the process of carrying out endoscopic submucosal dissection; the high-frequency electric generator 20 is used for providing high-frequency current, and high temperature is formed at the contact position of the electrode and the mucous membrane tissue, so that the aims of tissue cutting and electric coagulation hemostasis can be further fulfilled; the first electrode plates 18 are large-area electrodes, current is diffused, the electrodes can be used for electrocoagulation hemostasis, the second electrode plates 19 are small-area electrodes, the second electrode plates 19 are connected in parallel, and the second electrode plates 19 are used for generating high-density current to further realize cutting of mucosal tissues. The high frequency generator is prior art and will not be described herein.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the high-frequency electric cutting mechanism has the dual functions of cutting and blood coagulation in the process of implementing the endoscopic submucosal dissection operation, the utility model has simple operation, safety and convenience, the high-frequency electric cutting mechanism has fast cutting speed and good hemostatic effect, and compared with the traditional mechanical scalpel, the utility model obviously reduces the operation time, reduces the blood loss and blood transfusion of patients, further effectively reduces complications and effectively saves the operation cost; the utility model relates to a fan-shaped multi-functional incision sword, the utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized that can be safe, accurate, quick stretch into the patient internal, can make things convenient for, swift simultaneously with incision sword adjustment to suitable degree of depth and angle, further realize carrying out accurate excision to pathological change mucous membrane, effectively reduce the perforation and take place.
According to shown in fig. 1-4, the embodiment of the utility model provides a fan-shaped multi-functional incision sword, flexible pipe (9) are close to the one end of casing (1) is equipped with endoscope camera (11), endoscope camera (11) are connected with outside image processing host computer through cable (12).
The working principle of the technical scheme is as follows:
the utility model relates to a fan-shaped multi-functional incision sword, the image processing host computer is used for handling from the operation video and the image that endoscope camera 11 caught, for the operator provides the operation field of vision, further is of value to and finds accurate degree of depth and angle, peels off the mucous membrane that will change pathological changes from the inside accuracy of human alimentary canal. Endoscope imaging systems are prior art and will not be described herein.
The beneficial effects of the above technical scheme are:
the utility model relates to a fan-shaped multifunctional incision knife, the image processing host is used for processing the operation video and image captured from the endoscope camera 11, provides the operation visual field for the operator, is further beneficial to finding the depth and angle accurately, is beneficial to realizing accurate stripping of the lesion mucous membrane from the inner part of the human digestive tract by the incision knife; the utility model relates to a fan-shaped multi-functional incision sword is convenient for accomodate, carry, has realized can be safe, accurate, quick stretch into the patient internal or from the internal taking out of patient, can convenient, swift adjust suitable degree of depth and angle with incision sword simultaneously, further realizes carrying out accurate excision to pathological change mucous membrane, effectively reduces the perforation and takes place.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A fan-shaped multifunctional incision knife, comprising: a shell body (1) is arranged in the shell body,
one end of the shell (1) is connected with the flexible pipe (9), and the other end of the shell (1) is hemispherical;
an opening (3) with an arc structure is arranged at one end of the shell (1) far away from the flexible pipe (9);
a cutter body (13) is arranged in the cavity of the shell (1), one end, close to the opening (3), of the cutter body (13) is provided with a cutter head (2), and the cutter head (2) is of a fan-shaped structure;
the opening (3) is used for the tool bit (2) to enter the interior of the shell (1); or the cutter head (2) extends out of the shell (1) from the opening (3);
an adjusting mechanism is arranged between the inner wall of the shell (1) and the cutter body (13), and the adjusting mechanism is used for adjusting the extension and retraction of the cutter body (13).
2. The fan-shaped multifunctional incision knife of claim 1 wherein said adjustment mechanism comprises: a limit groove (8), a limit block (6) and a spring (7),
the limiting groove (8) is formed in the inner wall of the shell (1), the limiting block (6) is arranged on the outer wall of the cutter body (13), and the limiting block (6) reciprocates in the limiting groove (8);
the spring (7) is connected between the limiting block (6) and the limiting groove (8), and the spring (7) is parallel to the cutter body (13);
an electromagnet (5) is arranged at one end, far away from the spring (7), of the limiting block (6), and the electromagnet (5) is connected with an external power supply through a lead (10);
be equipped with iron sheet (4) on spacing groove (8), iron sheet (4) with electro-magnet (5) mutually support the setting.
3. The fan-shaped multifunctional incision knife according to claim 1, wherein the flexible tube (9) is internally provided with a liquid injection tube (17),
a liquid injection port (15) is formed in one end, away from the tool bit (2), of the liquid injection pipe (17), and the liquid injection port (15) penetrates through the liquid injection pipe (17);
and a water outlet (14) is formed in one end, close to the tool bit (2), of the liquid injection pipe (17).
4. A multi-functional fan-shaped incision knife according to claim 3, characterized in that the end of the liquid injection tube (17) close to the knife head (2) is spirally arranged on the circumferential inner wall of the shell (1).
5. The fan-shaped multifunctional incision knife according to claim 4, wherein the water outlets (14) are provided in a plurality and are spaced apart from one end of the liquid injection tube (17) in a spiral shape.
6. A multi-functional fan-shaped incision knife according to claim 1, characterized in that a liquid collecting groove (16) is further provided in the center of the opening (3), and the liquid collecting groove (16) is communicated with the outside.
7. The fan-shaped multifunctional incision knife according to claim 1, wherein the knife head (2) is provided with a high-frequency electric incision mechanism.
8. The fan-shaped multifunctional incision knife of claim 7 wherein said high frequency electrical incision mechanism comprises: a first electrode plate (18), a second electrode plate (19) and a high-frequency electric generator (20),
the second electrode plates (19) are arranged on the fan-shaped edge blade of the cutter head (2) at intervals, and the first electrode plates (18) are positioned on two fan-shaped walls of the cutter head (2);
the first electrode plate (18) and the second electrode plate (19) are electrically connected with the high-frequency electric generator (20) through a lead (10), and the lead (10) penetrates through the cutter body (13) and the flexible pipe (9).
9. The fan-shaped multifunctional incision knife according to claim 7, wherein an endoscope camera (11) is arranged at one end of the flexible tube (9) close to the shell (1), and the endoscope camera (11) is connected with an external image processing host computer through a cable (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023153587.XU CN215018827U (en) | 2020-12-24 | 2020-12-24 | Fan-shaped multifunctional incision knife |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114391940A (en) * | 2021-12-21 | 2022-04-26 | 西安外科医学科技有限公司 | Multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head |
| CN117084780A (en) * | 2023-10-16 | 2023-11-21 | 湖南埃普特医疗器械有限公司 | Pulse ablation catheter and application thereof |
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2020
- 2020-12-24 CN CN202023153587.XU patent/CN215018827U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114391940A (en) * | 2021-12-21 | 2022-04-26 | 西安外科医学科技有限公司 | Multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head |
| CN114391940B (en) * | 2021-12-21 | 2023-12-26 | 西安外科医学科技有限公司 | Multi-runner circulating water outlet low-temperature plasma multifunctional surgical knife head |
| CN117084780A (en) * | 2023-10-16 | 2023-11-21 | 湖南埃普特医疗器械有限公司 | Pulse ablation catheter and application thereof |
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