CN210811490U

CN210811490U - Improved rival knife

Info

Publication number: CN210811490U
Application number: CN201921488012.8U
Authority: CN
Inventors: 李隆华; 刘敏; 欧阳红; 龚政军
Original assignee: Peoples Hospital of Leshan
Current assignee: Peoples Hospital of Leshan
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-23
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses an improved generation rivulet, including handheld portion and tool bit, bottom hot melt is connected with the fixed block in the handheld portion, and moulds the screw pole through miniature bearing installation on the fixed block, the tool bit installing port is seted up to handheld portion one end, and the interior cartridge tool bit of tool bit installing port, the screw thread groove has been seted up to the tool bit tail end, and the screw thread groove passes through threaded connection in and moulds matter screw pole one end periphery, the top of handheld portion is seted up and is adjusted the mouth, and adjusts mouthful bottom and mould the matter bull stick through miniature bearing installation, mould matter bull stick bottom hot melt and be connected with bevel gear No. one, and mould matter screw pole other end hot melt and be connected with bevel gear No. two, bevel gear and No. two bevel gear meshing are connected, the bottom is through solid fixed ring installation flue gas straw in the handheld portion, flue gas straw one end hot melt is connected with the gas collection head. The utility model discloses improved generation lipper, reasonable in design, simple structure is fit for being extensively promoted and used.

Description

Improved rival knife

Technical Field

The utility model relates to the technical field of medical equipment, in particular to improved generation lipper.

Background

The lipper, also called ultra-high frequency electric wave knife, is a professional technique developed in recent years specially used for minimally invasive diagnosis and treatment of cervical diseases, it generates 3.8M HZ high frequency electric wave through the electrode tip, after contacting the body, because the tissue itself impedance absorbs the high frequency electric wave and instantaneously generates high heat, so as to complete the treatment of various cervical lesions (such as cervical erosion, cervical polyp, etc.), it is a more advanced means for treating cervical diseases. However, the existing lipper can not telescopically adjust the length of the cutter head according to the surgical treatment depth, so that the treatment efficiency is influenced; moreover, in the treatment process, due to heat conduction, the vaporization of the surface of the pathological tissue can generate smoke and irritant gas, thereby blocking the visual field, easily dispersing the irritant odor in the operating room and harming the health of doctors and patients.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an improved generation sharp sword can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an improved utility knife comprises a holding part and a knife head, wherein the bottom in the holding part is connected with a fixed block in a hot melting way, and a plastic screw rod is arranged on the fixed block through a miniature bearing, one end of the holding part is provided with a cutter head mounting hole, a cutter head is inserted in the cutter head mounting hole, the tail end of the cutter head is provided with a thread groove, the thread groove is connected to the periphery of one end of the plastic screw rod through threads, the top of the holding part is provided with an adjusting hole, and the bottom of the adjusting opening is provided with a plastic rotating rod through a miniature bearing, the bottom end of the plastic rotating rod is connected with a first bevel gear in a hot melting way, and the other end of the plastic screw rod is connected with a second bevel gear in a hot melting way, the first bevel gear is meshed with the second bevel gear, the bottom in the hand holding part is provided with a smoke suction pipe through a fixing ring, one end of the smoke suction pipe is connected with a gas collecting head in a hot melting mode, and the gas collecting head is located at the bottom of the tool bit mounting opening.

Further, tool bit tail end top welding stopper, and seted up on the stopper and reserved the round hole, fixed block one side top hot melt is connected with the gag lever post, and the gag lever post transversely runs through and reserves the round hole, gag lever post one end hot melt is connected with circular dog.

Furthermore, the smoke suction pipe is sleeved with a micro switch valve, and the micro switch valve is connected to the bottom of one side of the holding part in a hot melting mode.

Furthermore, a plug cord is installed at one end of the tail of the hand holding part through the threading groove and is electrically connected with the cutter head.

Furthermore, the top end of the plastic rotating rod is connected with a rotating handle in a hot melting mode, and the rotating handle is located in the adjusting opening.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses improved generation lipper, through seted up the thread groove at the tool bit tail end, and install plastic screw pole on the fixed block of holding in the portion, and form a complete set and set up twist grip, bevel gear and No. two bevel gears, thereby medical personnel can manually rotate bevel gear revolve of twist grip drive, a pivoted bevel gear drives No. two bevel gears and moulds the screw pole rotation, and then rotatory plastic screw pole can the screw drive tool bit stretch out and draw back in the tool bit installing port department of holding in the portion, make things convenient for medical personnel to cut the pathological cell of the different degree of depth of patient, operation purposes such as hemostasis.

2. The utility model discloses improved generation lipper, through bottom installation flue gas straw in the portion of holding, and be connected with the gas collection head and suit micro switch valve on the flue gas straw at flue gas straw one end hot melt, thereby the flue gas can be by the automatic suction of flue gas straw in the operation, need not pause and regularly put the cigarette in the operation, clearance smog that can be convenient timely, be favorable to the doctor to the observation in the field of vision, the operation, make the operation safe swift more, the smoothness of operation process has been guaranteed, the treatment of operation has further been ensured, also greatly reduced smog waste gas is to human harm.

Drawings

Fig. 1 is a schematic view of the overall structure of the improved utility model.

Fig. 2 is the internal structure diagram of the grip portion of the improved utility model.

Fig. 3 is the utility model relates to an improved generation lipper's stopper structural schematic.

In the figure: 1. a hand-held portion; 2. an adjustment port; 3. rotating the handle; 4. a cutter head; 5. a gas collecting head; 6. a plug cord; 7. a flue gas suction pipe; 8. a plastic rotating rod; 9. a micro on-off valve; 10. a first bevel gear; 11. a second bevel gear; 12. a fixed block; 13. a limiting block; 14. a limiting rod; 15. a circular stopper; 16. a thread groove; 17. a tool bit mounting opening; 18. a plastic screw rod; 19. and reserving a round hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, an improved utility knife comprises a holding part 1 and a knife head 4, wherein the bottom of the holding part 1 is connected with a fixed block 12 through hot melting, a plastic screw rod 18 is installed on the fixed block 12 through a miniature bearing, a knife head installing port 17 is arranged at one end of the holding part 1, the knife head 4 is inserted in the knife head installing port 17, a thread groove 16 is arranged at the tail end of the knife head 4, the thread groove 16 is connected to the periphery of one end of the plastic screw rod 18 through a thread, an adjusting port 2 is arranged at the top of the holding part 1, a plastic rotating rod 8 is installed at the bottom of the adjusting port 2 through a miniature bearing, a first bevel gear 10 is connected to the bottom end of the plastic rotating rod 8 through hot melting, a second bevel gear 11 is connected to the other end of the plastic screw rod 18 through a hot melting, the first bevel gear 10 is engaged with the second bevel gear 11, a flue gas suction pipe 7 is installed at the bottom of, one end of the smoke suction pipe 7 is connected with a gas collecting head 5 in a hot melting mode, and the gas collecting head 5 is located at the bottom of the tool bit mounting opening 17.

The top of the tail end of the tool bit 4 is welded with a limiting block 13, a reserved round hole 19 is formed in the limiting block 13, a limiting rod 14 is connected to the top of one side of the fixed block 12 in a hot melting mode, the limiting rod 14 transversely penetrates through the reserved round hole 19, and a circular stop block 15 is connected to one end of the limiting rod 14 in a hot melting mode.

In this embodiment, as shown in fig. 2 and 3, the limiting rod 14 at the top end of one side of the fixing block 12 transversely penetrates through the reserved circular hole 19 of the limiting block 13 at the top of the tool bit 4, so that when a person rotates the rotating handle 3 to drive the plastic screw rod 18 to telescopically adjust the tool bit 4, the angle of the tool bit 4 is limited, and the tool bit 4 is guaranteed not to rotate during telescopic adjustment.

Wherein, the smoke suction pipe 7 is sleeved with a micro switch valve 9, and the micro switch valve 9 is connected with the bottom of one side of the holding part 1 in a hot melting way.

In this embodiment, as shown in fig. 1 and 2, the micro switch valve 9 can control the on and off of the smoke suction pipe 7 during the operation.

Wherein, the plug cord 6 is arranged at one end of the tail part of the hand holding part 1 through the threading groove, and the plug cord 6 is electrically connected with the cutter head 4.

In this embodiment, as shown in fig. 1, the plug wire 6 can be connected to an external lipper instrument, so that the tip of the electrode of the cutting head 4 generates a 3.8 mhz ultra-high frequency (microwave) electric wave, and at the moment of contacting with the body tissue, the tissue itself generates impedance, absorbs the electric wave to generate high heat, and the water in the cell forms a steam wave to accomplish various surgical purposes such as cutting and hemostasis.

Wherein, 8 top hot melt of moulding bull stick is connected with twist grip 3, and twist grip 3 is located regulation mouth 2.

In this embodiment, as shown in fig. 1 and 2, the medical staff can manually rotate the rotating handle 3, so as to drive the plastic lead screw 18 to rotate through the first bevel gear 10 and the second bevel gear 11, and the rotating plastic lead screw 18 can drive the cutting head 4 to extend and retract at the cutting head mounting opening 17 of the holding portion 1 through threads.

It should be noted that, the utility model relates to an improved type utility knife, in operation, medical personnel connect the plug cord 6 of one end of the afterbody of the hand holding part 1 with the external utility knife instrument, and connect the tail end of the smoke suction pipe 7 with the external air pump, thus when medical personnel control the external utility knife instrument and the external air pump to work, the external utility knife instrument can generate the 3.8 megahertz ultrahigh frequency (microwave) electric wave at the electrode tip of the knife head 4, in the moment of contacting with the body tissue, the tissue itself generates impedance, absorb the electric wave to generate high heat, make the intracellular water form the steam wave to accomplish various cutting, hemostasis and other operation purposes; the external air pump can automatically suck out the smoke generated in the operation process through the smoke suction pipe 7, pause and timed smoke discharge are not needed in the operation, the smoke can be conveniently and timely cleaned, the observation and the operation of a doctor on the visual field are facilitated, the operation is safer and faster, the smoothness of the operation process is ensured, the treatment effect of the operation is further ensured, and the harm of smoke waste gas to a human body is also greatly reduced; medical personnel can also manually rotate 3 drive bevel gear 10 rotations of twist grip, and a pivoted bevel gear 10 drives bevel gear 11 No. two and moulds matter lead screw 18 and rotate, and then rotatory mould matter lead screw 18 can stretch out and draw back in the tool bit installing port 17 department of holding portion 1 by screw thread drive tool bit 4, makes things convenient for medical personnel to handle the pathological cell of the different degree of depth of patient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An improved generation lipper, includes that the portion of holding (1) and tool bit (4), its characterized in that: the plastic screw rod handle is characterized in that a fixed block (12) is connected to the bottom of the handle portion (1) in a hot melting mode, a plastic screw rod (18) is installed on the fixed block (12) through a miniature bearing, a tool bit installing port (17) is formed in one end of the handle portion (1), a tool bit (4) is inserted into the tool bit installing port (17), a thread groove (16) is formed in the tail end of the tool bit (4), the thread groove (16) is connected to the periphery of one end of the plastic screw rod (18) through threads, an adjusting port (2) is formed in the top of the handle portion (1), a plastic rotating rod (8) is installed at the bottom of the adjusting port (2) through the miniature bearing, a first oblique-mouth gear (10) is connected to the bottom of the plastic rotating rod (8) in a hot melting mode, a second oblique-mouth gear (11) is connected to the other end of the plastic screw rod (18) in a hot melting mode, the first oblique-mouth gear (10) is connected with the, flue gas straw (7) one end hot melt is connected with gas collection head (5), and gas collection head (5) are located tool bit installing port (17) bottom.

2. The improved lipper according to claim 1, wherein: tool bit (4) tail end top welding stopper (13), and seted up on stopper (13) and reserved round hole (19), fixed block (12) one side top hot melt is connected with gag lever post (14), and gag lever post (14) transversely runs through and reserves round hole (19), gag lever post (14) one end hot melt is connected with circular dog (15).

3. The improved lipper according to claim 1, wherein: the smoke suction pipe (7) is sleeved with the micro switch valve (9), and the micro switch valve (9) is connected to the bottom of one side of the holding part (1) in a hot melting mode.

4. The improved lipper according to claim 1, wherein: plug wires (6) are installed at one end of the tail of the hand holding part (1) through the threading grooves, and the plug wires (6) are electrically connected with the cutter head (4).

5. The improved lipper according to claim 1, wherein: the top end of the plastic rotating rod (8) is connected with a rotating handle (3) in a hot melting mode, and the rotating handle (3) is located in the adjusting opening (2).