CN115068078A

CN115068078A - Interventional therapy device for vascular surgery

Info

Publication number: CN115068078A
Application number: CN202210643168.9A
Authority: CN
Inventors: 张晔青
Original assignee: Nuclear Industry General Hospital
Current assignee: Nuclear Industry General Hospital
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-20

Abstract

The invention discloses an interventional therapy device for vascular surgery, wherein first limiting grooves are longitudinally formed in two sides of the inner wall of a limiting cylinder, a needle cylinder is movably inserted into the limiting cylinder, limiting rods which are connected with the first limiting grooves in a sliding mode are longitudinally and fixedly connected to the front surface and the rear surface of the needle cylinder, a puncture needle is fixedly communicated with the bottom of the needle cylinder, an adjusting mechanism is installed on one side of each groove, and pasting mechanisms are installed at four corners of the top of a touch panel. Adjustment mechanism can adjust the puncture angle of pjncture needle as required, the error that the manual work puncture brought has been avoided, make the pjncture needle can accurately pierce through the blood vessel, utilize pasting the mechanism and can fix the touch panel on patient's skin, be convenient for this intervene treatment device normal use, this pasting mechanism takes the reel certainly, after the sticky tape on the reel is pasted on skin, the mode that utilizes to press the alloy steel blade can cut the sticky tape, make this intervene treatment device can use anytime and anywhere, do not receive the surrounding environment restriction.

Description

Interventional therapy device for vascular surgery

Technical Field

The invention relates to the technical field of interventional therapy instruments, in particular to an interventional therapy device for vascular surgery.

Background

The vascular surgery is a branch of the science, mainly aiming at the prevention, diagnosis and treatment of peripheral vascular diseases except for cerebral vessels and heart vessels, blood vessels are spread all over the body except for hairs, nails, corneas and the like of a human body, therefore, the vascular surgery covers a wide range, the vascular intervention treatment is a treatment method which is used for treating the local focus of a focus with minimum wound by making a micro channel with the diameter of a few millimeters on the blood vessel under the condition of exposing the focus without operation, and in the vascular intervention treatment process, medical care personnel usually use a puncture needle to directly puncture the blood vessel and then introduce a guide wire into the blood vessel for intervention treatment.

When the existing interventional therapy device is used, the puncture angle of the puncture needle is difficult to adjust according to needs, certain errors exist in manual puncture, the puncture needle cannot puncture blood vessels accurately, and the existing interventional therapy device is limited by certain environment and cannot be stuck on the skin of a patient to be used when no adhesive tape is arranged around the existing interventional therapy device.

Disclosure of Invention

The present invention is directed to an interventional device for vascular surgery that solves the problems set forth in the background above.

In order to achieve the purpose, the invention provides the following technical scheme: an interventional therapy device for vascular surgery comprises a touch panel, wherein a groove is formed in the center of the top of the touch panel, a limiting cylinder is mounted above the groove, first limiting grooves are longitudinally formed in two sides of the inner wall of the limiting cylinder, a needle cylinder is movably inserted into the limiting cylinder, limiting rods which are slidably connected into the first limiting grooves are longitudinally and fixedly connected to the front surface and the rear surface of the needle cylinder, a puncture needle is fixedly communicated with the bottom of the needle cylinder, an adjusting mechanism is mounted on one side of the groove, and pasting mechanisms are mounted at four corners of the top of the touch panel;

the adjusting mechanism comprises a mounting plate, mounting gaskets, a worm wheel, an adjusting rod, a lock ring, a lock rod, a fastening seat, a placing groove, a stainless steel plate and a locking block, wherein the mounting plate is fixedly connected with two mounting gaskets, the worm is connected between the two mounting gaskets, the worm wheel is meshed above the worm, the front surface of the worm wheel is fixedly connected with the adjusting rod, the top of the adjusting rod is movably connected with the lock ring, the inner part of the lock ring is movably penetrated through with an arc-shaped lock rod, the top of the lock ring is fixedly connected with the fastening seat, the side wall of the fastening seat is longitudinally provided with the placing groove, the inside of the fastening seat is also provided with a sliding groove communicated with the placing groove, the inside of the placing groove is vertically and slidably connected with the stainless steel plate, the outer side wall of the stainless steel plate is rotatably connected with the locking block through a bearing, the front surface and the rear surface of the stainless steel plate are longitudinally fixedly connected with sliding blocks, the top of the stainless steel plate is penetrated through with a threaded rod, and the outer threaded sleeve of the threaded rod is provided with the mounting frame, one end of the mounting rack is fixedly connected with a clamping plate, and two anti-skid pads are fixedly connected to the clamping plate;

the pasting mechanism comprises a fastening support column, a limiting snap ring, a fixing block, a reset spring, a connecting rod, an alloy steel blade, a winding drum and a fastening bolt, wherein a second limiting groove is longitudinally formed in the side wall of the fastening support column, the limiting snap ring is movably buckled on one side of the fastening support column, a limiting block is fixedly connected to one side of the limiting snap ring, the fixing block is fixedly connected to the other side of the limiting snap ring, the reset spring is connected to the bottom of the fixing block, the connecting rod in an L shape is fixedly connected to the top of the fixing block, the alloy steel blade is fixedly connected to the bottom of the connecting rod, the winding drum is installed at the inner side of the fastening support column, a cylindrical rod is movably inserted into the winding drum, and one end of the cylindrical rod is connected with the fastening bolt through threads.

Optionally, the mounting panel rigid coupling is at the top of touch panel, and the equal rigid coupling in top of touch panel in both ends of locking lever, and one end activity of worm runs through one of them mounting pad and extends to its rear side department, and the other end of worm passes through the bearing and rotates the connection on the rear surface of another mounting pad.

Optionally, the worm wheel is rotatably connected to the mounting plate through a bearing, the locking ring is of an arc-shaped structure, and the locking ring, the locking rod, the fastening seat, the placing groove, the sliding groove, the stainless steel plate, the locking block, the sliding block, the threaded rod, the mounting frame, the clamping plate and the non-slip mat are symmetrically distributed on the left and right sides of the central line of the limiting cylinder.

Optionally, the sliding block is slidably connected inside the sliding groove, and two ends of the locking block are abutted against the outer side wall of the fastening seat.

Optionally, the mounting bracket is of a U-shaped structure, the clamping plate is of a semicircular structure, the clamping plate is movably buckled at one side of the limiting cylinder, the fastening seat is fixedly connected to the outer side wall of the limiting cylinder, and the threaded rod is rotatably connected with the stainless steel plate through the bearing.

Optionally, the bottom end of the fastening pillar is vertically and fixedly connected to a corner of the top of the touch panel, and one end of the return spring is connected to the top of the touch panel.

Optionally, the limiting block is slidably connected inside the second limiting groove, and the limiting block is of a T-shaped structure.

Optionally, one end of the cylindrical rod is vertically and fixedly connected to the fastening pillar, and the alloy steel blade is located right above the winding drum.

Compared with the prior art, the invention has the beneficial effects that:

1. adjustment mechanism can adjust the puncture angle of pjncture needle as required, has avoided the error that artifical puncture brought for the pjncture needle can be accurate impale the blood vessel, takes multiple limit structure certainly on this adjustment mechanism moreover, can make the pjncture needle after the puncture, fixes the cylinder on spacing section of thick bamboo, prevents that the pjncture needle from appearing rocking and leading to patient's skin tissue and blood vessel impaired, has ensured follow-up blood vessel intervention treatment effect, has improved the device's accurate nature and security greatly.

2. Utilize pasting the mechanism and can fixing the touch panel on patient's skin, be convenient for this intervene treatment device normal use, should paste the mechanism and take the reel certainly, after the sticky tape on the reel is pasted on skin, the mode that utilizes to press down alloy steel blade can cut the sticky tape, make this intervene treatment device can use anytime and anywhere, do not receive the surrounding environment restriction, the reel is easily changed moreover, convenient follow-up in-time use, need not tear outside sticky tape and paste, it is convenient and swift more to use.

Drawings

FIG. 1 is a schematic view of the overall structure of an interventional treatment device for vascular surgery according to the present invention;

FIG. 2 is a schematic structural view of a first position-limiting groove of an interventional therapy device for vascular surgery according to the present invention;

FIG. 3 is a schematic structural diagram of an adjusting mechanism of an interventional device for vascular surgery according to the present invention;

FIG. 4 is a schematic view of the internal structure of a fastening seat in an interventional device for vascular surgery according to the present invention;

FIG. 5 is a schematic view of a clamping plate of an interventional device for vascular surgery according to the present invention;

FIG. 6 is a schematic view of an adhering mechanism of an interventional device for vascular surgery according to the present invention;

FIG. 7 is a schematic structural diagram of a stop block of an interventional therapy device for vascular surgery according to the present invention;

fig. 8 is a schematic view of the installation structure of a cylindrical rod in an interventional therapy device for vascular surgery according to the invention.

In the figure: 1. a touch panel; 11. a groove; 2. a limiting cylinder; 21. a first limit groove; 3. a needle cylinder; 31. a limiting rod; 32. puncturing needle; 4. an adjustment mechanism; 41. mounting a plate; 411. installing a gasket; 42. a worm; 43. a worm gear; 431. adjusting a rod; 432. a locking ring; 433. a lock lever; 44. a fastening seat; 441. a placement groove; 442. a chute; 45. a stainless steel plate; 451. a locking block; 452. a slider; 46. a threaded rod; 47. a mounting frame; 48. a clamping plate; 481. a non-slip mat; 5. a sticking mechanism; 51. fastening the strut; 511. a second limit groove; 52. a limit snap ring; 521. a limiting block; 53. a fixed block; 531. a return spring; 54. a connecting rod; 541. an alloy steel blade; 55. a reel; 551. a cylindrical rod; 56. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides an interventional therapy device for vascular surgery, which includes a touch panel 1, a groove 11 is formed in the center of the top of the touch panel 1, a limiting cylinder 2 is installed above the groove 11, first limiting grooves 21 are longitudinally formed in both sides of the inner wall of the limiting cylinder 2, a needle cylinder 3 is movably inserted into the limiting cylinder 2, limiting rods 31 slidably connected into the first limiting grooves 21 are longitudinally fixedly connected to the front and rear surfaces of the needle cylinder 3, and a puncture needle 32 is fixedly communicated with the bottom of the needle cylinder 3.

An adjusting mechanism 4 is installed on one side of the groove 11, the adjusting mechanism 4 comprises an installation plate 41, installation gaskets 411, a worm 42, a worm wheel 43, an adjusting rod 431, a lock ring 432, a lock rod 433, a fastening seat 44, a placing groove 441, a stainless steel plate 45 and a locking block 451, the installation plate 41 is fixedly connected with two installation gaskets 411, the worm 42 is connected between the two installation gaskets 411, the worm wheel 43 is meshed above the worm 42, the front surface of the worm wheel 43 is fixedly connected with the adjusting rod 431, the top of the adjusting rod 431 is movably connected with the lock ring 432, the inner part of the lock ring 432 is movably penetrated with an arc-shaped lock rod 433, the top of the lock ring 432 is fixedly connected with the fastening seat 44, the side wall of the fastening seat 44 is longitudinally provided with the placing groove 441, the inner part of the fastening seat 44 is also provided with a sliding groove 442 communicated with the placing groove 441, the inner part of the placing groove 441 is vertically and slidably connected with the stainless steel plate 45, the outer side wall of the stainless steel plate 45 is rotatably connected with the locking block 451 through a bearing, the front surface and the back surface of the stainless steel plate 45 are longitudinally fixedly connected with sliding blocks 452, the top of the stainless steel plate 45 is penetrated with a threaded rod 46, the outer thread of the threaded rod 46 is sleeved with a mounting frame 47, one end of the mounting frame 47 is fixedly connected with a clamping plate 48, the clamping plate 48 is fixedly connected with two anti-skidding pads 481, the mounting plate 41 is fixedly connected with the top of the contact plate 1, two ends of a locking rod 433 are fixedly connected with the top of the contact plate 1, one end of a worm 42 movably penetrates through one of the mounting pads 411 and extends to the rear side of the one mounting pad, the other end of the worm 42 is rotatably connected with the rear surface of the other mounting pad 411 through a bearing, a worm wheel 43 is rotatably connected with the mounting plate 41 through a bearing, the locking ring 432 is of an arc-shaped structure, the locking ring 432, the locking rod 433, a fastening seat 44, a placing groove 441, a sliding chute 442, the stainless steel plate 45, a locking block 451, the sliding blocks 452, the threaded rod 46, the mounting frame 47, the clamping plate 48 and the anti-skidding pads 481 are symmetrically distributed left and right on the basis of the central line of the limiting cylinder 2, the sliding block 452 is slidably connected to the inside of the sliding groove 442, both ends of the locking block 451 are abutted against the outer sidewall of the fastening seat 44, the mounting frame 47 has a U-shaped structure, the clamping plate 48 has a semicircular structure, and the clamping plate 48 is movably buckled at one side of the limiting cylinder 2, the fastening seat 44 is fixedly connected on the outer side wall of the limiting cylinder 2, the threaded rod 46 is rotatably connected with the stainless steel plate 45 through a bearing, the adjusting mechanism 4 can adjust the puncture angle of the puncture needle 32 according to the requirement, the error caused by manual puncture is avoided, the puncture needle 32 can puncture the blood vessel accurately, moreover, the adjusting mechanism 4 is provided with a multiple limiting structure, so that the needle cylinder 3 can be fixed on the limiting cylinder 2 after the puncture of the puncture needle 32, the skin tissue and blood vessel of a patient are prevented from being damaged due to shaking of the puncture needle 32, the follow-up blood vessel interventional therapy effect is guaranteed, and the accuracy and the safety of the device are greatly improved.

Four corners of the top of the touch panel 1 are all provided with the pasting mechanism 5, the pasting mechanism 5 comprises a fastening support 51, a limiting snap ring 52, a fixed block 53, a reset spring 531, a joint rod 54, an alloy steel blade 541, a winding drum 55 and a fastening bolt 56, the side wall of the fastening support 51 is longitudinally provided with a second limiting groove 511, one side of the fastening support 51 is movably buckled with the limiting snap ring 52, one side of the limiting snap ring 52 is fixedly connected with a limiting block 521, the other side of the limiting snap ring 52 is fixedly connected with the fixed block 53, the bottom of the fixed block 53 is connected with the reset spring 531, the top of the fixed block 53 is fixedly connected with an L-shaped joint rod 54, the bottom of the joint rod 54 is fixedly connected with the alloy steel blade 541, the winding drum 55 is arranged at the inner side of the fastening support 51, a cylindrical rod 551 is movably inserted in the winding drum 55, one end of the cylindrical rod 551 is in a threaded connection with the fastening bolt 56, the bottom end of the fastening support 51 is vertically and fixedly connected at the corner of the top of the touch panel 1, reset spring 531's one end is connected at the top of touch panel 1, stopper 521 sliding connection is in the inside of second spacing groove 511, and stopper 521 is "T" shape structure, the perpendicular rigid coupling of one end of cylinder pole 551 is on fastening support 51, alloy steel blade 541 is located reel 55 directly over, utilize pasting mechanism 5 to fix touch panel 1 on patient's skin, be convenient for should intervene treatment device normal use, this pasting mechanism 5 is from taking reel 55, paste the back on the skin when the sticky tape on reel 55, the mode that utilizes to press alloy steel blade 541 can cut the sticky tape, make this intervene treatment device can use anytime and anywhere, do not receive the surrounding environment restriction, and reel 55 easily changes, make things convenient for follow-up in time to use, need not tear outside sticky tape and paste, it is convenient and swift to use more.

The working principle is as follows: when the device is used, the fastening bolt 56 is firstly detached, the winding drum 55 is sleeved on the cylindrical rod 551, the fastening bolt 56 is screwed at one end of the cylindrical rod 551, the winding drum 55 can be limited at the moment, the adhesive tape on the winding drum 55 is pulled outwards as required, the adhesive tape on the winding drum 55 is firstly adhered on the touch plate 1, then the rest part of the adhesive tape is adhered on the skin of a patient, the touch plate 1 can be adhered on the skin of the patient, the groove 11 is aligned to the skin to be punctured of the patient when the adhesion is carried out, after the interventional therapy is finished, the connecting rod 54 is held by hand and moved downwards, the fixing block 53 can be driven to move downwards, the reset spring 531 is pressed, the alloy steel blade 541 can be driven to move downwards, when the alloy steel blade 541 is contacted with the adhesive tape on the winding drum 55, the adhesive tape can be cut, and then the adhesive tape can be torn off from the skin of the patient and the touch plate 1, therefore, the touch panel 1 can be fixed on the skin of a patient by the sticking mechanism 5, which is convenient for the interventional therapy device to be normally used, the sticking mechanism 5 is provided with the winding drum 55, after the adhesive tape on the winding drum 55 is stuck on the skin, the adhesive tape can be cut by pressing the alloy steel blade 541, so that the interventional therapy device can be used at any time and any place without being limited by the surrounding environment, the winding drum 55 is easy to replace and convenient for subsequent timely use, the external adhesive tape is not required to be torn off for sticking, the use is more convenient and rapid, then the limiting rod 31 is slowly inserted along the first limiting groove 21, the needle cylinder 3 can penetrate through the limiting cylinder 2, the puncture needle 32 is positioned right above the groove 11, then the worm 42 is held for clockwise rotation and counter-clockwise rotation, the worm wheel 43 can be driven to rotate clockwise and anticlockwise, and the adjusting rod 431 is driven to swing back and forth, the adjusting rod 431 can drive the lock ring 432 to swing back and forth on the lock rod 433, and further drive the fastening seat 44, the limiting cylinder 2, the needle cylinder 3 and the puncture needle 32 to swing back and forth, when the puncture needle 32 moves to an ideal position, the needle cylinder 3 is held by a hand to move downwards, the puncture needle 32 can be pricked into the blood vessel of a patient at the moment, then the stainless steel plate 45 moves upwards, the clamping plate 48 can be driven to move upwards at the moment, when the clamping plate 48 moves to one side of the needle cylinder 3, the locking block 451 rotates clockwise 90 degrees, at the moment, two ends of the locking block 451 can be tightly attached to the fastening seat 44, so that the stainless steel plate 45 is fixed in the placing groove 441, then the threaded rod 46 is held by the hand to rotate forwards, at the moment, the mounting frame 47 and the clamping plate 48 can be driven to continuously move leftwards until the anti-skid pad 481 abuts against the needle cylinder 3, at the needle cylinder 3 can be fixed in the limiting cylinder 2 at the moment, so that the adjusting mechanism 4 can adjust the puncture angle of the puncture needle 32 as required, the error that the artifical puncture brought has been avoided for pjncture needle 32 can be accurate pierce through the blood vessel, and from taking multiple limit structure on this adjustment mechanism 4, can make pjncture needle 32 fix cylinder 3 on spacing section of thick bamboo 2 after the puncture, prevent that pjncture needle 32 from rocking to lead to patient's skin tissue and blood vessel impaired appear, has ensured follow-up blood vessel and has intervened the treatment effect, has improved the device's accurate nature and security greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An interventional therapy device for vascular surgery comprises a touch panel (1) and is characterized in that a groove (11) is formed in the center of the top of the touch panel (1), a limiting cylinder (2) is installed above the groove (11), first limiting grooves (21) are longitudinally formed in two sides of the inner wall of the limiting cylinder (2), a needle cylinder (3) is movably inserted into the limiting cylinder (2), limiting rods (31) which are slidably connected into the first limiting grooves (21) are longitudinally and fixedly connected to the front surface and the rear surface of the needle cylinder (3), a puncture needle (32) is fixedly communicated with the bottom of the needle cylinder (3), an adjusting mechanism (4) is installed on one side of a corner of the groove (11), and pasting mechanisms (5) are installed on four sides of the top of the touch panel (1);

the adjusting mechanism (4) comprises a mounting plate (41), mounting gaskets (411), a worm (42), a worm wheel (43), adjusting rods (431), locking rings (432), a locking rod (433), a fastening seat (44), a placing groove (441), a stainless steel plate (45) and a locking block (451), wherein the mounting plate (41) is fixedly connected with the two mounting gaskets (411), the worm (42) is connected between the two mounting gaskets (411), the worm wheel (43) is meshed above the worm (42), the front surface of the worm wheel (43) is fixedly connected with the adjusting rods (431), the top of the adjusting rods (431) is movably connected with the locking rings (432), the arc-shaped locking rods (433) penetrate through the inside of the locking rings (432) movably, the fastening seat (44) is fixedly connected with the top of the locking rings (432), the placing groove (441) is longitudinally formed in the side wall of the fastening seat (44), and a sliding groove (442) communicated with the placing groove (441) is further formed in the fastening seat (44), the stainless steel plate (45) is vertically and slidably connected inside the placing groove (441), a locking block (451) is rotatably connected to the outer side wall of the stainless steel plate (45) through a bearing, sliders (452) are longitudinally and fixedly connected to the front surface and the rear surface of the stainless steel plate (45), a threaded rod (46) penetrates through the top of the stainless steel plate (45), an installation frame (47) is sleeved on an external thread of the threaded rod (46), a clamping plate (48) is fixedly connected to one end of the installation frame (47), and two anti-skid pads (481) are fixedly connected to the clamping plate (48);

the pasting mechanism (5) comprises a fastening support column (51), a limiting snap ring (52), a fixing block (53), a reset spring (531), a connecting rod (54), an alloy steel blade (541), a winding drum (55) and a fastening bolt (56), wherein a second limiting groove (511) is longitudinally formed in the side wall of the fastening support column (51), the limiting snap ring (52) is movably buckled on one side of the fastening support column (51), a limiting block (521) is fixedly connected on one side of the limiting snap ring (52), the fixing block (53) is fixedly connected on the other side of the limiting snap ring (52), the reset spring (531) is connected at the bottom of the fixing block (53), an L-shaped connecting rod (54) is fixedly connected at the top of the fixing block (53), the alloy steel blade (541) is fixedly connected at the bottom of the connecting rod (54), the winding drum (55) is installed on the inner side of the fastening support column (51), a cylindrical rod (551) is movably inserted in the winding drum (55), one end of the cylindrical rod (551) is in threaded connection with a fastening bolt (56).

2. An interventional therapy device for vascular surgery according to claim 1, characterized in that the mounting plate (41) is fixed on the top of the touch pad (1), both ends of the lock bar (433) are fixed on the top of the touch pad (1), one end of the worm screw (42) is movably penetrated through one of the mounting pads (411) and extends to the rear side thereof, and the other end of the worm screw (42) is rotatably connected on the rear surface of the other mounting pad (411) through a bearing.

3. The interventional therapy device for vascular surgery as defined in claim 1, wherein the worm wheel (43) is rotatably connected to the mounting plate (41) through a bearing, the locking ring (432) is of an arc-shaped structure, and the locking ring (432), the locking rod (433), the fastening seat (44), the placement groove (441), the sliding groove (442), the stainless steel plate (45), the locking block (451), the sliding block (452), the threaded rod (46), the mounting frame (47), the clamping plate (48) and the anti-slip pad (481) are symmetrically distributed on the left and right sides with respect to the center line of the limiting cylinder (2).

4. The interventional therapy device for vascular surgery as set forth in claim 1, wherein the slider (452) is slidably connected inside the sliding groove (442), and both ends of the locking block (451) abut against outer sidewalls of the fastening seat (44).

5. The interventional therapy device for vascular surgery as defined in claim 1, wherein the mounting frame (47) has a "U" -shaped structure, the holding plate (48) has a semicircular structure, the holding plate (48) is movably fastened to one side of the limiting cylinder (2), the fastening seat (44) is fixedly connected to the outer side wall of the limiting cylinder (2), and the threaded rod (46) and the stainless steel plate (45) are rotatably connected through a bearing.

6. Interventional therapy device for vascular surgery, according to claim 1, characterized in that the bottom end of the fastening strut (51) is fastened perpendicularly at the top corner of the contact plate (1), and one end of the return spring (531) is connected at the top of the contact plate (1).

7. The interventional therapy device for vascular surgery as set forth in claim 1, wherein the stopper 521 is slidably coupled inside the second stopper groove 511, and the stopper 521 has a "T" shape.

8. The interventional therapy device for vascular surgery as set forth in claim 1, wherein one end of the cylindrical rod (551) is vertically fixed to the fastening strut (51), and the alloy steel blade (541) is located right above the reel (55).