CN217696814U

CN217696814U - Needle-type electrocoagulation rod

Info

Publication number: CN217696814U
Application number: CN202220974516.6U
Authority: CN
Inventors: 俞胤超; 俞海滨; 焦海军
Original assignee: Dedao Medical Equipment Hangzhou Co ltd
Current assignee: Dedao Medical Equipment Hangzhou Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-11-01
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a needle type electricity congeals stick, it includes handle and plug, and the one end of handle is equipped with the connecting wire, and the handle passes through connecting wire and plug connection, and the other end of handle is equipped with the barred body, and the one end and the handle of barred body are connected, and the other end of barred body is equipped with the electrode, and its shape is the needle-like outside the one end of electrode is located the barred body, is connected through connecting wire and plug electricity behind the other end of electrode running through the barred body, and the diameter of electrode is 0.25mm to 0.5mm. The utility model has the advantages that: in the electrocoagulation process, punctiform electrocoagulation can be realized so as to achieve better minimally invasive surgery effect; the electrode is needle-shaped at one end outside the rod body, and has the functions of puncture, punching and the like, thereby achieving the aim of multiple functions.

Description

Needle-type electrocoagulation rod

Technical Field

The utility model relates to an electricity congeals the relevant technical field of stick, especially indicates a needle type electricity congeals stick.

Background

The laparoscope operation has good visual field, small wound of a patient and quick recovery after the operation. In laparoscopic surgery, an electrocoagulation stick is one of the common surgical instruments. The currently used electrocoagulation stick has the function of coagulation hemostasis.

Chinese patent publication No. CN2303588, granted publication No. 1999, no. 01/13, discloses a multifunctional electrocoagulation stick for laparoscope, which comprises a handle, the exhaust valve of dress on the handle, the electric coagulation stick pole of dress in the handle left end constitutes, and the inlet port communicates with each other through the exhaust hole on electric coagulation stick pole and the handle, wherein: an electrocoagulation head is arranged at the left end of the electrocoagulation rod. The head of the electrocoagulation head is a brass hemisphere. When the electric coagulation instrument is used (1), firstly, the plug of the electric coagulation rod is communicated with the connecting line of the electric knife, and the electric coagulation current intensity of the electric knife is adjusted. (2) And (3) feeding the electric coagulation rod into the abdominal cavity from a puncture taper hole with the diameter of 5mm to enable the electric coagulation head to reach a bleeding part. (3) The electric coagulation head is aligned with a bleeding part and is contacted with a tissue, the electric coagulation foot plate of the electric knife is stepped on by feet, the electric coagulation head is electrified to generate heat, the tissue is coagulated, small blood vessels are occluded, and the purpose of stopping bleeding is achieved. (4) Smoke is generated during electrocoagulation, the exhaust valve is pressed down to enable the abdominal cavity to be communicated with the atmosphere, and the smoke in the abdominal cavity is discharged out of the abdominal cavity along with the gas, so that the visual field of the operation is clear.

According to the patent, in order to be matched with the electric coagulation rod, a puncture taper hole with the diameter of 5mm needs to be formed in a human body in the prior art, so that a good minimally invasive surgery effect cannot be achieved, and the injury to the human body is large; meanwhile, the electrocoagulation rod can only solidify tissues and block small blood vessels to achieve the purpose of hemostasis, and has a single function.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multifunctional needle-type electric coagulation rod for overcoming the defect of single function of the electric coagulation rod in the prior art.

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

the needle-type electrocoagulation rod comprises a handle and a plug, wherein a connecting wire is arranged at one end of the handle, the handle is connected with the plug through the connecting wire, a rod body is arranged at the other end of the handle, one end of the rod body is connected with the handle, an electrode is arranged at the other end of the rod body, one end of the electrode is positioned outside the rod body and is needle-shaped, the other end of the electrode penetrates through the rod body and is electrically connected with the plug through the connecting wire, and the diameter of the electrode is 0.25mm to 0.5mm.

The electrode comprises a handle, a plug and a connecting wire, wherein the connecting wire is arranged at one end of the handle, the handle is connected with the plug through the connecting wire, a rod is arranged at the other end of the handle, one end of the rod is connected with the handle, an electrode is arranged at the other end of the rod, one end of the electrode is positioned outside the rod and is needle-shaped, the other end of the electrode penetrates through the rod and is then electrically connected with the plug through the connecting wire, and the diameter of the electrode is 0.25mm to 0.5mm. When in operation, the plug is connected with the socket, so that the electrode is electrified, medical staff can hold the handle by hand to enter the bar body into human tissues through the human body channel and treat diseased tissues through the electrode; an electrode with the diameter of 0.25mm to 0.5mm is adopted, so that punctate electrocoagulation can be realized in the electrocoagulation process, and a better minimally invasive surgery effect can be achieved; the electrode is needle-shaped at one end outside the rod body, and has the functions of puncture, punching and the like, thereby achieving the aim of multifunction.

Preferably, the rod body comprises a stainless steel pipe, one end of the stainless steel pipe is detachably connected with the handle, one end of the electrode is located outside the other end of the stainless steel pipe, the other end of the electrode penetrates through the stainless steel pipe and then is electrically connected with the plug through a connecting wire, an insulating pipe is sleeved on the outer side wall of the part of the electrode penetrating through the stainless steel pipe, the electrode is fixedly connected with the insulating pipe, the insulating pipe is located inside the stainless steel pipe, a heat shrink pipe is sleeved outside the stainless steel pipe, and the heat shrink pipe is fixedly connected with the stainless steel pipe. The insulating tube is beneficial to blocking the electric conduction on the electrode to the stainless steel tube, thereby ensuring the safe operation of the operation and reducing the trauma to the human body.

Preferably, the electrode is formed of an iridium wire having a diameter of 0.35mm. The iridium wire with the diameter of only 0.35 is used as a carrier, the head part is polished into a needle shape, punctiform electrocoagulation can be realized in the electrocoagulation process so as to achieve better minimally invasive surgery effect, and the needle-shaped head part also has the effects of puncturing, perforating and the like.

Preferably, the heat shrinkable tube is located at one end of the rod body connected with the handle, a connecting screw rod is sleeved on the end of the heat shrinkable tube, the heat shrinkable tube is fixedly connected with the connecting screw rod, and the heat shrinkable tube is in threaded connection with the end of the handle through the connecting screw rod. On the one hand, the fixing effect of the heat shrinkable tube is improved, on the other hand, the disassembly and replacement of the rod body are facilitated, and the cost is saved.

Preferably, be equipped with the recess on the handle, the shape of recess is the arc, the one end of recess is close to the barred body, the barred body is kept away from to the other end of recess, be fixed with a plurality of annular burr on the handle, a plurality of annular burr evenly distributed is served near the one end of barred body in the recess. The arc-shaped groove is convenient for improving the comfort when medical staff grasp with hands; the annular convex grain is favorable to preventing that the hand from skidding and breaking away from the recess when medical staff gripping handle, does benefit to the stability when improving medical staff gripping handle.

Preferably, the groove is located at one end of the annular convex line, a limiting block is arranged at the other end of the annular convex line and fixedly connected with the handle, and the diameter of the limiting block is larger than that of the handle. The stopper uses with the cooperation of annular burr, is applicable to medical staff under the special condition that needs plug the barred body hard to prevent that the hand from skidding and break away from the handle, and prevent to cause the damage to the human body, improve the security performance.

The beneficial effects of the utility model are that: in the electrocoagulation process, punctiform electrocoagulation can be realized so as to achieve better minimally invasive surgery effect; one end of the electrode, which is positioned outside the rod body, is in a needle shape, and has the functions of puncture, punching and the like, so that the aim of having multiple functions is fulfilled; the insulating tube is beneficial to blocking the electric conduction on the electrode to the stainless steel tube, thereby ensuring the safe operation of the operation and reducing the wound to the human body; the fixing effect of the heat shrinkable tube is improved; the rod body is convenient to disassemble and replace, and the cost is saved; the comfort and the stability of the medical staff when the handle is held by hands are improved; is beneficial to improving the safety performance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 3.

In the figure: 1. the heat-shrinkable tube comprises a handle, 2 plugs, 3 connecting wires, 4 rods, 5 electrodes, 6 stainless steel tubes, 7 insulating tubes, 8 heat-shrinkable tubes, 9 connecting screws, 10 grooves, 11 annular convex lines and 12 limiting blocks.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the embodiment shown in fig. 1, fig. 2 and fig. 3, the needle type electrocoagulation rod comprises a handle 1 and a plug 2, wherein one end of the handle 1 is provided with a connecting wire 3, the handle 1 is connected with the plug 2 through the connecting wire 3, the other end of the handle 1 is provided with a rod 4, one end of the rod 4 is connected with the handle 1, the other end of the rod 4 is provided with an electrode 5, one end of the electrode 5 is positioned outside the rod 4 and is in a needle shape, the other end of the electrode 5 penetrates through the rod 4 and is electrically connected with the plug 2 through the connecting wire 3, and the diameter of the electrode 5 is 0.25mm to 0.5mm.

As shown in fig. 3 and 4, the rod 4 includes a stainless steel tube 6, one end of the stainless steel tube 6 is detachably connected to the handle 1, one end of the electrode 5 is located outside the other end of the stainless steel tube 6, the other end of the electrode 5 penetrates through the stainless steel tube 6 and is electrically connected to the plug 2 through the connecting wire 3, an insulating tube 7 is sleeved on a portion of an outer side wall of the electrode 5 penetrating through the stainless steel tube 6, the electrode 5 is fixedly connected to the insulating tube 7, the insulating tube 7 is located inside the stainless steel tube 6, a heat shrink tube 8 is sleeved outside the stainless steel tube 6, and the heat shrink tube 8 is fixedly connected to the stainless steel tube 6. The electrode 5 is composed of an iridium wire having a diameter of 0.35mm.

As shown in fig. 3 and 4, the heat shrinkable tube 8 is located at one end of the rod 4 connected with the handle 1, a connecting screw 9 is sleeved on the end of the heat shrinkable tube 8, the heat shrinkable tube 8 is fixedly connected with the connecting screw 9, and the heat shrinkable tube 8 is in threaded connection with the end of the handle 1 through the connecting screw 9.

As shown in fig. 2 and 3, a groove 10 is formed in the handle 1, the groove 10 is arc-shaped, one end of the groove 10 is close to the rod 4, the other end of the groove 10 is far away from the rod 4, a plurality of annular ribs 11 are fixed on the handle 1, and the plurality of annular ribs 11 are uniformly distributed at one end of the groove 10 close to the rod 4.

As shown in fig. 2 and 3, the groove 10 is located at one end of the annular convex line 11, the other end of the annular convex line 11 is provided with a limiting block 12, the limiting block 12 is fixedly connected with the handle 1, and the diameter of the limiting block 12 is larger than that of the handle 1.

When in operation, the plug 2 is connected with the socket, so that the electrode 5 is electrified, and medical personnel can enter the bar body into human tissues through the human body channel by holding the handle 1 by hands and treat the pathological tissues through the electrode 5; the utility model uses iridium wire with diameter of only 0.35 as carrier, and grinds the head into needle shape, which can realize punctiform electric coagulation in the electric coagulation process to achieve better minimally invasive operation effect, and the needle head also has the functions of puncturing, punching and the like; the insulating tube 7 is sleeved on the partial outer side wall of the electrode 5 penetrating through the stainless steel tube 6, so that the electric conduction on the electrode 5 is favorably prevented from being conducted to the stainless steel tube 6, the safe operation of the operation is ensured, and the wound to a human body is reduced; the arc-shaped groove 10 is arranged at the handle 1, so that the comfort of medical staff in gripping by hands is improved; the annular convex lines 11 are arranged, so that the medical staff can be prevented from slipping when gripping the handle 1 and separating from the groove 10, and the stability of the medical staff gripping the handle 1 can be improved; the limiting block 12 is arranged and matched with the annular convex line 11, so that the medical staff is suitable for preventing hands from slipping and separating from the handle 1 under the special condition that the medical staff needs to insert and pull the rod body 4 hard, the human body is prevented from being damaged, and the safety performance is improved.

Claims

1. The needle-type electrocoagulation rod is characterized by comprising a handle (1) and a plug (2), wherein a connecting wire (3) is arranged at one end of the handle (1), the handle (1) is connected with the plug (2) through the connecting wire (3), a rod body (4) is arranged at the other end of the handle (1), one end of the rod body (4) is connected with the handle (1), an electrode (5) is arranged at the other end of the rod body (4), one end of the electrode (5) is located outside the rod body (4) and is needle-shaped, the other end of the electrode (5) penetrates through the rod body (4) and then is electrically connected with the plug (2) through the connecting wire (3), and the diameter of the electrode (5) is 0.25mm-0.5mm.

2. The needle type electrocoagulation rod as claimed in claim 1, wherein the rod body (4) comprises a stainless steel tube (6), one end of the stainless steel tube (6) is detachably connected with the handle (1), one end of the electrode (5) is located outside the other end of the stainless steel tube (6), the other end of the electrode (5) penetrates through the stainless steel tube (6) and then is electrically connected with the plug (2) through a connecting wire (3), an insulating tube (7) is sleeved on the outer side wall of the portion, penetrating through the stainless steel tube (6), of the electrode (5), the electrode (5) is fixedly connected with the insulating tube (7), the insulating tube (7) is located inside the stainless steel tube (6), a heat shrink tube (8) is sleeved outside the stainless steel tube (6), and the heat shrink tube (8) is fixedly connected with the stainless steel tube (6).

3. A needle electrocoagulation bar according to claim 1 or 2, wherein the electrodes (5) are formed from iridium filaments having a diameter of 0.35mm.

4. The needle type electrocoagulation rod as claimed in claim 2, wherein the heat shrink tube (8) is located at one end of the rod body (4) connected with the handle (1), a connecting screw rod (9) is sleeved on the end of the heat shrink tube (8), the heat shrink tube (8) is fixedly connected with the connecting screw rod (9), and the heat shrink tube (8) is in threaded connection with the end of the handle (1) through the connecting screw rod (9).

5. An electrocoagulation needle-type stick as claimed in claim 1 or 2, wherein a groove (10) is provided on the handle (1), the groove (10) is arc-shaped, one end of the groove (10) is close to the stick (4), the other end of the groove (10) is far away from the stick (4), a plurality of annular ribs (11) are fixed on the handle (1), and the plurality of annular ribs (11) are uniformly distributed on the end of the groove (10) close to the stick (4).

6. A needle-type electrocoagulation bar according to claim 5, wherein the groove (10) is located at one end of an annular convex line (11), a limiting block (12) is arranged at the other end of the annular convex line (11), the limiting block (12) is fixedly connected with the handle (1), and the diameter of the limiting block (12) is larger than that of the handle (1).