CN111658130A

CN111658130A - Electric coagulation hook

Info

Publication number: CN111658130A
Application number: CN202010658604.0A
Authority: CN
Inventors: 陈良万; 柴天赐
Original assignee: Union Medical College Hospital of Fujian Medical University
Current assignee: Union Medical College Hospital of Fujian Medical University
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2020-09-15

Abstract

The invention belongs to the field of medical equipment, and particularly relates to an electrocoagulation hook which comprises a handle, wherein the handle is rotatably connected with an adjusting wheel, the adjusting wheel is rotatably connected with a guide pipe through a transmission piece, the guide pipe is fixedly connected with a heating device, water-absorbing silica gel is arranged at one end, close to the heating device, of the guide pipe, and one end, far away from the heating device, of the guide pipe is detachably connected with an electric hook head. The electrocoagulation hook is arranged, so that a doctor can flexibly adjust the working state of the electrocoagulation hook in the operation work, the requirements of the doctor on various separation and excision of a focus are further met, the use flexibility of the electrocoagulation hook is improved, meanwhile, the electrocoagulation hook can carry out certain absorption work on seepage such as blood and the like generated in the separation and excision of the focus position in the working process, the seepage is prevented from influencing the observation visual field of the doctor, the operation effect is improved, and the electrocoagulation hook is suitable for popularization in a range.

Description

Electric coagulation hook

Technical Field

The invention belongs to the field of medical equipment and equipment, and particularly relates to an electrocoagulation hook.

Background

The electrocoagulation hook is a common medical auxiliary instrument, is mainly used for endoscopic minimally invasive surgery in surgical departments such as thoracic surgery, urology surgery, general surgery, gynecology and the like, can realize tissue separation, electrocoagulation hemostasis and the like when a focus is found in a human body and needs to be cut off through the surgery, and is gradually one of indispensable auxiliary devices in the medical surgery. However, with the continuous improvement of the medical level in China, the use requirement of the electrocoagulation hook in the medical operation is continuously increased, and some defects of the electrocoagulation hook in the actual operation process are also urgently needed to be perfected.

In the prior art, when the electrocoagulation hook is used for operation, the working position of the hook head can not be adjusted, so that doctors need to frequently rotate the working direction for replacing the electrocoagulation hook when multi-angle separation and excision are carried out on focus tissues, the flexibility of the operation of the doctors is reduced, the potential safety hazard in the operation process is increased, and meanwhile, the focus of the patients can produce certain blood and other seepage liquid when the focus is used for the operation, so that the observation visual field of the doctors is hindered, the operation difficulty in the operation process of the doctors is increased, and the treatment effect of the operation is reduced.

To this end, we propose an electrocoagulation hook to solve the above problems.

Disclosure of Invention

The invention aims to solve the problems and provides an electrocoagulation hook which can flexibly adjust the working position of a hook head and can absorb the seepage at a focus to a certain extent so as to facilitate the operation of a doctor.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an electricity congeals hook, includes the handle, the handle rotates and is connected with the regulating wheel, the regulating wheel rotates through the driving medium and is connected with the pipe, pipe fixedly connected with heating device, the one end that the pipe is close to heating device is equipped with the silica gel that absorbs water, heating device's one end can be dismantled to be connected with the electric gib head to the pipe.

In the electrocoagulation hook, the handle is provided with an opening, the adjusting wheel is rotatably connected with the opening, and the adjusting wheel is provided with anti-skid lines.

In the electrocoagulation hook, a tooth groove is formed in the middle of the adjusting wheel, and the tooth groove is meshed with the transmission piece.

In the electrocoagulation hook, the transmission piece comprises a toothed ring and a positioning sleeve, the inner side of the toothed ring is fixedly connected with the positioning sleeve, the outer side of the toothed ring is meshed with the toothed groove, the positioning sleeve is connected with the guide pipe in a sliding manner, and the positioning sleeve is connected with the handle in a matching manner through the retainer.

In the electric coagulation hook, the guide pipe is provided with a limiting groove, the positioning sleeve is provided with a plurality of groups of limiting blocks, the limiting blocks are in sliding connection with the limiting groove, the angle between every two adjacent limiting blocks is 120 degrees, and the guide pipe is in rotating connection with the retainer.

In the electrocoagulation hook, the heating device comprises a heating block and a cable, one end of the heating block is fixedly connected with the cable, and the other end of the heating block is matched with the water-absorbing silica gel.

In foretell electricity congeals hook, the pipe is close to the one end of silica gel that absorbs water and is equipped with the cavity, the silica gel that absorbs water and cavity can be dismantled and be connected, heating block and cavity fixed connection.

In the electrocoagulation hook, the cavity is provided with the heat conduction layer, one end of the heating block, which is far away from the cable, is connected with the heat conduction layer, and the heat conduction layer is of a cylindrical structure.

In the electrocoagulation hook, the electric hook head comprises a metal hook and a connecting pipe, the metal hook is fixedly connected with the connecting pipe, the metal hook is of a sheet structure, the hook head of one end, away from the connecting pipe, of the metal hook and the horizontal position present a bending angle of 160 degrees, and the surface of the hook head is provided with a conductive ceramic coating.

In the electrocoagulation hook, a plurality of groups of water suction holes are formed in one end, close to the metal hook, of the connecting pipe, and one end, far away from the metal hook, of the connecting pipe is in threaded connection with the guide pipe.

Compared with the prior art, the electrocoagulation hook has the advantages that:

1. according to the invention, the adjusting wheels are arranged on the electrocoagulation hook, so that a doctor can flexibly adjust the working direction of the hook head under the condition that the working state of the electrocoagulation hook body is not changed during operation, the requirement of the doctor on multi-angle separation and excision of tissues at a focus is further met, the good tissues of a patient are prevented from being accidentally injured by the doctor during replacement and adjustment of the electrocoagulation hook body, the flexibility of the electrocoagulation hook is increased, the operation effect is improved on the premise of ensuring smooth operation, and the electrocoagulation hook is suitable for popularization.

2. According to the invention, the electric coagulation hook is provided with the conduit in sliding connection, so that a doctor can stretch and compress the electric coagulation hook according to the use requirement when performing operation, the working length of the electric coagulation hook is changed to a certain extent, the applicability of the electric coagulation hook in different operation environments is improved, the operation of the doctor is facilitated, the resource utilization of the device is increased, and the practicability of the device is improved.

3. According to the invention, the conductive ceramic layer is arranged on the hook head, so that adhesion of the electric coagulation hook to tissue during separation and excision is effectively avoided, side damage generated in the operation process is reduced, the operation effect is improved, and the cure rate of the operation is increased.

4. According to the invention, the water-absorbing silica gel is arranged on the electrocoagulation hook, so that a doctor can carry out certain absorption work on blood and other seepage generated in the separation and excision process of the focus position during operation, the seepage is prevented from influencing the observation visual field of the doctor, the operation difficulty of the doctor in the operation process is reduced, and the treatment effect of the operation is improved.

5. According to the invention, the heating device is arranged on the catheter, so that medical personnel can separate out seepage liquid in the water-absorbing silica gel in a heating and evaporating manner after the operation is completed, the volume of the water-absorbing silica gel is further reduced, the medical personnel can conveniently replace and disinfect the water-absorbing silica gel, and the safety and sanitation coefficients of the use of the electrocoagulation hook are improved.

Drawings

FIG. 1 is a schematic view of the external structure of an electrocoagulation hook provided by the present invention;

FIG. 2 is a schematic view of the internal structure of an electrocoagulation hook provided by the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is a schematic structural view in cross-section of a drive member in an electrocoagulation hook provided by the present invention;

FIG. 5 is a schematic structural view of an electric hook head in an electrocoagulation hook provided by the invention.

In the figure, 1 handle, 11 opening, 2 regulating wheel, 21 antiskid veins, 22 tooth grooves, 3 driving parts, 31 tooth ring, 32 locating sleeve, 321 limiting block, 33 holding frame, 4 conduit, 41 limiting groove, 42 cavity, 43 heat conducting layer, 5 heating device, 51 heating block, 52 cable, 6 water absorption silica gel, 7 electric hook head, 71 metal hook, 711 hook head, 712 conductive ceramic coating, 72 connecting pipe, 721 water absorption hole.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

As shown in fig. 1-5, an electrocoagulation hook comprises a handle 1, wherein one end of the handle 1 is in a conical structure, the other end of the handle 1 is in a cylindrical structure 1, a grab handle bulge is arranged in the middle of the handle 1, and the grab handle bulge is provided with anti-skid lines, so that a doctor can conveniently hold the electrocoagulation hook in the operation work.

Handle 1 rotates and is connected with regulating wheel 2, it needs to notice, the grab handle of handle 1 is protruding, opening 11 that is equipped with the rectangle, opening 11 is close to handle 1 position symmetry and is equipped with the riser, regulating wheel 2 rotates with opening 11's riser and connects, regulating wheel 2 is equipped with anti-skidding line 21, the doctor's of being convenient for regulation work, make the doctor in the work of performing the operation, under the unchangeable condition of holding electricity coagulation hook body operating condition, can adjust the direction of work of gib head 711 in a flexible way, and then satisfy the separation of doctor to focus department tissue multi-angle, the excision demand, avoid the doctor to change to cause the accidental injury to the good tissue of patient during the adjustment electricity coagulation hook body, increase the flexibility that electricity coagulation hook used.

The adjusting wheel 2 is connected with the guide pipe 4 through the rotation of the transmission part 3, it needs to be explained that, the guide pipe 4 is connected with the handle 1 through the rotation of the bearing, the intermediate position of the adjusting wheel 2 is provided with the tooth socket 22, the tooth socket 22 is connected with the transmission part 3 in a meshed manner, the doctor makes the tooth socket 22 drive the transmission part 3 to rotate through the finger friction adjusting wheel 2, the guide pipe 4 is driven to rotate, the guide pipe 4 rotates and then drives the hook head 711 working direction of the electric coagulation hook to change, the multi-angle separation and the excision work are convenient to carry out.

Specifically, the transmission member 3 comprises a toothed ring 31 and a positioning sleeve 32, the inner side of the toothed ring 31 is fixedly connected with the positioning sleeve 32, the outer side of the toothed ring 31 is meshed with the toothed groove 22, the positioning sleeve 32 is slidably connected with the guide pipe 4, and the positioning sleeve 32 is in fit connection with the handle 1 through a retainer 33, so that the positioning sleeve 32 is prevented from deviating in the sliding process of the guide pipe 4, certain limiting work is formed on the guide pipe 4, and normal meshing of the toothed ring 31 and the toothed groove 22 is maintained.

More specifically, pipe 4 is equipped with spacing groove 41, position sleeve 32 is equipped with multiunit stopper 321, stopper 321 and spacing groove 41 sliding connection, the angle is 120 between the adjacent stopper, pipe 4 and holder 33 rotate the connection, it needs to be noted that, stopper 321 adopts damping material, the doctor need apply certain pressure or pulling force and operate carrying out the length adjustment in-process to pipe 4, avoid pipe 4 to appear sliding in carrying out the operation work, improve the suitability of electricity coagulation hook under different operation environment, the doctor's of being convenient for operation, increase the resource utilization of device.

The heating device 5 is fixedly connected to the conduit 4, it should be noted that the heating device 5 includes a heating block 51 and a cable 52, the specific structures of the heating block 51 are the prior art, and the heating block 51 is connected to the energizing device through the cable 52, and one end of the handle 1 away from the heating block 51 is provided with a wire hole for the sliding connection of the cable 52, so as to ensure the normal use of the cable 52 in the sliding process of the conduit 4.

The one end that pipe 4 is close to heating device 5 is equipped with absorbent silica gel 6, and it should be noted that, the one end of keeping away from cable 52 of heating block 51 and the cooperation setting of absorbent silica gel 6, concrete cooperation setting mode: one end of the conduit 4 close to the water-absorbing silica gel 6 is provided with a cavity 42, the water-absorbing silica gel 6 is detachably connected with the cavity 42, and the heating block 51 is fixedly connected with the cavity 42 and is used for heating and evaporating the water-absorbing silica gel 6.

Specifically, the water-absorbing silica gel 6 adopts a cylindrical structure, the design length of the water-absorbing silica gel 6 is the same as the working length in the cavity 42, so that the water-absorbing silica gel 6 is supported inside the cavity 42 when the electrocoagulation hook is used, and certain absorption is carried out on blood and other seepage generated in the operation process, thereby avoiding the seepage from influencing the observation visual field of a doctor, reducing the operation difficulty in the operation process of the doctor and improving the treatment effect of the operation.

More specifically, cavity 42 is equipped with heat-conducting layer 43, the one end that cable 52 was kept away from to heating block 51 is connected with heat-conducting layer 43 and is set up, heat-conducting layer 43 adopts the tubular structure, it should be explained that, heat-conducting layer 43 adopts common copper sheet heat conduction material on the market can, absorbent silica gel 6 belongs to the concentrated state before the operation, both ends support and press inside cavity 42, the operation in-process carries out certain absorption work to oozing liquid such as blood of focus department, along with the continuous absorption of oozing liquid expands in the cavity, until laminating with heat-conducting layer 43 extrusion, to the device ohmic heating after the operation make heat-conducting layer 43 carry out the heating evaporation to absorbent silica gel 6 and separate out the oozing liquid in the absorbent silica gel 6, and then reduce absorbent silica gel 6's volume, be convenient for medical personnel to change used absorbent silica gel 6, improve the safety guardian.

An electric hook head 7 is detachably connected to one end of the conduit 4 far away from the heating device 5.

Specifically, the electric hook head 7 comprises a metal hook 71 and a connecting pipe 72, the metal hook 71 is fixedly connected with the connecting pipe 72, the metal hook 71 is of a sheet structure, a hook head 711 at one end, far away from the connecting pipe 72, of the metal hook 71 and a horizontal position present a bending angle of 160 degrees, a conductive ceramic coating 712 is arranged on the surface of the hook head 711, it is noted that an electrified cable of the metal hook 71 is fixedly connected with the connecting pipe 72, the electrocoagulation work of the metal hook 71 is started and stopped through a control device, the specific structure is irrelevant to the innovation point of the invention in the prior art, and the invention is not specifically described.

More specifically, the outer side of the hook head 711 adopts an arc-shaped structure, the inner side of the hook head 711 is provided with a blade, other healthy and good tissues are prevented from being accidentally injured by the metal hook 71 in the separation and excision work, the conductive ceramic coating 712 can effectively prevent the electric coagulation hook from forming adhesion to the tissues in the separation and excision work, the side damage generated in the operation process is reduced, the operation effect is improved, and the cure rate of the operation is increased.

One end that connecting pipe 72 is close to metal hook 71 is equipped with multiunit suction hole 721, the one end and the pipe 4 threaded connection of metal hook 71 are kept away from to connecting pipe 72, it needs to be noted that, the one end that pipe 4 is close to connecting pipe 72 is equipped with the step, the step is equipped with the external screw thread, internal thread and step threaded connection are passed through to the one end that metal hook 71 is kept away from to connecting pipe 72, the medical personnel of being convenient for change the operation of silica gel 6 that absorbs water, connecting pipe 72 and pipe 4 can dismantle the connection simultaneously, effective convenient medical personnel carry out omnidirectional disinfection clearance work to metal hook 71, avoid electrocoagulation hook cross infection's the situation to appear in the use, the security that the increase device.

The operating principle of the present invention will now be described as follows: in the operation work, the electrocoagulation hook that will disinfect in advance, clear up and accomplish is placed in the regulation position, when needs electrocoagulation hook carries out the separation of focus tissue, when excision operation, the doctor grips the electrocoagulation hook through handle 1, and according to the operation demand, the doctor can make electrocoagulation hook's working length carry out certain adjustment, specific accent becomes the process through pulling or compression pipe 4: the guide tube 4 is pulled to enable the guide tube 4 and the handle 1 to slide, at the moment, the guide tube 4 slides in a damping mode through the limiting groove 41 and the limiting block 321 of the positioning sleeve 32, and therefore the working length of the electrocoagulation hook is changed, and the electrocoagulation hook meets the operation requirements under different operation environments. The power of connecting electric gib head 7 in the electricity congeals the hook use, make the gib head 711 of metal hook 71 carry out the electricity through electrically conductive ceramic coating 712 to focus department and congeal hemostasis, the doctor separates, excises the tissue through the inboard of gib head 711, the focus position can produce certain infiltration liquid such as blood during the operation, the infiltration liquid can get into cavity 42 through the hole 721 that absorbs water of connecting pipe 72 this moment, carry out certain absorption work through water-absorbing silica gel 6, water-absorbing silica gel 6 can expand at the in-process volume of constantly absorbing the infiltration liquid, be full of cavity 42 of pipe 4 gradually, avoid the infiltration liquid to cause the influence to doctor's observation field of vision, reduce the operation degree of difficulty among the doctor operation process, improve the operation effect. During the operation process doctor needs to carry out the separation of multi-angle, when amputating to focus tissue, can adjust the direction of operation of electricity congeals hook gib head 711 through regulating wheel 2, avoids rotating the operation of electricity congeals hook through frequent change, increases the hidden danger of operation, specific regulation mode: the regulating wheel 2 is rotated in the friction mode so that the regulating wheel 2 and the opening 11 of the handle 1 can rotate, the regulating wheel 2 drives the toothed ring 31 connected in a meshed mode through the tooth grooves 22 to rotate, the toothed ring 31 drives the positioning sleeve 32 to rotate, the positioning sleeve 32 drives the guide pipe 4 to rotate through the limiting block 321, the guide pipe 4 drives the metal hook 71 to rotate and adjust, and a doctor can conveniently separate and cut tissues in multiple angles. After the operation, medical personnel dismantle metal hook 71 from pipe 4 through the mode of rotating connecting pipe 72, power through cable 52 intercommunication heating device 5, make heating block 51 of heating device 5 carry out the heating evaporation work to water-absorbing silica gel 6 through heat-conducting layer 43, water is appeared from silica gel after water-absorbing silica gel 6 heats, and then change the volume size of water-absorbing silica gel 6, make water-absorbing silica gel 6 break away from in cavity 42 smoothly, medical personnel are convenient for disinfect to pipe 4 and metal hook 71, the clearance work, medical personnel fill new water-absorbing silica gel 6 according to electrocoagulation hook's user demand selectivity, be convenient for carry out subsequent operation work, improve the safety and sanitation coefficient in the electrocoagulation hook use.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an electricity congeals hook, includes handle (1), its characterized in that, handle (1) rotates and is connected with regulating wheel (2), regulating wheel (2) rotate through driving medium (3) and are connected with pipe (4), pipe (4) fixedly connected with heating device (5), the one end that pipe (4) are close to heating device (5) is equipped with water-absorbing silica gel (6), the one end that heating device (5) were kept away from in pipe (4) can be dismantled and be connected with electric gib head (7).

2. An electrocoagulation hook according to claim 1, wherein the handle (1) is provided with an opening (11), the adjustment wheel (2) being rotatably connected to the opening (11), the adjustment wheel (2) being provided with anti-slip threads (21).

3. An electrocoagulation hook according to claim 1, wherein the adjustment wheel (2) is provided with a spline (22) at a central position, the spline (22) being in meshing engagement with the drive member (3).

4. An electrocoagulation hook according to claim 3, wherein the transmission member (3) comprises a toothed ring (31) and a positioning sleeve (32), the inner side of the toothed ring (31) is fixedly connected with the positioning sleeve (32), the outer side of the toothed ring (31) is engaged with the toothed groove (22), the positioning sleeve (32) is slidably connected with the conduit (4), and the positioning sleeve (32) is in fit connection with the handle (1) through a retainer (33).

5. An electrocoagulation hook according to claim 4, wherein the conduit (4) is provided with a limiting groove (41), the positioning sleeve (32) is provided with a plurality of groups of limiting blocks (321), the limiting blocks (321) are slidably connected with the limiting groove (41), the angle between adjacent limiting blocks is 120 degrees, and the conduit (4) is rotatably connected with the holder (33).

6. An electrocoagulation hook according to claim 1, wherein the heating device (5) comprises a heating block (51) and a cable (52), one end of the heating block (51) is fixedly connected with the cable (52), and the other end of the heating block (51) is matched with the water-absorbing silica gel (6).

7. An electrocoagulation hook according to claim 6, wherein a cavity (42) is arranged at one end of the conduit (4) close to the water-absorbent silica gel (6), the water-absorbent silica gel (6) is detachably connected with the cavity (42), and the heating block (51) is fixedly connected with the cavity (42).

8. An electrocoagulation hook according to claim 7, wherein the cavity (42) is provided with a heat conductive layer (43), the heating block (51) being arranged in connection with the heat conductive layer (43) at an end remote from the cable (52), the heat conductive layer (43) being of a cylindrical configuration.

9. An electrocoagulation hook according to claim 1, wherein the electric hook head (7) comprises a metal hook (71) and a connecting pipe (72), the metal hook (71) is fixedly connected with the connecting pipe (72), the metal hook (71) adopts a sheet structure, the hook head (711) at one end of the metal hook (71) far away from the connecting pipe (72) and the horizontal position present a bending angle of 160 degrees, and the surface of the hook head (711) is provided with a conductive ceramic coating (712).

10. An electrocoagulation hook according to claim 1, wherein the end of the connecting pipe (72) close to the metal hook (71) is provided with a plurality of sets of water suction holes (721), and the end of the connecting pipe (72) far from the metal hook (71) is in threaded connection with the conduit (4).