CN209751211U - Osteosarcoma thermal ablation needle knife - Google Patents

Abstract

The utility model discloses an osteosarcoma heat melts needle sword relates to medical appliances technical field, which comprises a housin, fixed mounting has the electrotome main part in the casing, the electrotome main part includes interconnect's electrode tip and electrode handle, the sleeve pipe has been cup jointed in the last slip of electrode handle, the sleeve pipe that scorches has been cup jointed in the overhead slip of electrode, the utility model discloses simple structure, the simple operation through will scorching sleeve pipe and sleeve pipe threaded connection, can adjust the length that exposes of electrode tip, can be applicable to the tumour excision of different positions, through setting up link mechanism, can realize fast that the sleeve pipe that scorches slides on the electrode is overhead, is convenient for get rid of the burnt thing, simultaneously, the utility model provides a smoke suction hole of smoking connector box can be to the smog suction that hemostasis in-process produced, guarantees going on smoothly of operation.

Description

Osteosarcoma thermal ablation needle knife

Technical Field

The utility model relates to the technical field of medical appliances, concretely relates to osteosarcoma heat melts needle sword.

Background

Osteosarcoma, also called osteogenic sarcoma, is a more common malignant bone tumor occurring in youngsters or children under the age of 20 years, and is the most common of the pediatric bone malignant tumors, about 5% of the pediatric tumors. After pathological diagnosis of osteosarcoma, i.e. the initiation of a previous chemical or radiological treatment, resection of tumor tissue is an important step in the treatment of osteosarcoma.

Present osteosarcoma excision needle sword adopts ordinary scalpel to cut mostly, and structure and function singleness lead to its in the hemostatic process of cutting, can not adjust the length of cutter head as required, to the smog that the hemostatic in-process produced, can not in time suction, shelter from doctor's sight easily, influence the normal clear of operation, simultaneously produce a large amount of burnt thing at hemostatic in-process cutter head easily, need stop careful getting rid of burnt thing, influence the normal clear of operation.

The Chinese patent application CN201220514763.4 discloses an electric scalpel, which comprises a shell, wherein the shell is connected with a sleeve, the sleeve is a plastic sleeve, a metal pipe is sleeved in the sleeve, the metal pipe is a stainless steel pipe, and the end part of the metal pipe is a scalpel head; the electric knife cover can move along the sleeve, and is provided with the breather pipe. However, the device still does not solve the defects that the length of the cutter head is not adjustable and scorched objects of the cutter head are inconvenient to remove.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an osteosarcoma heat ablation needle sword to solve the above-mentioned many defects that lead to among the prior art.

The osteosarcoma thermal ablation needle knife comprises a shell, wherein the shell is formed by connecting a left half shell and a right half shell, an electrotome installation block is arranged in the shell, an electrotome main body is fixedly installed on the electrotome installation block, the electrotome main body comprises an electrode tip and an electrode handle which are connected with each other, a sleeve is sleeved on the electrode handle in a sliding mode, a decoking sleeve is sleeved on an electrode head in a sliding mode, the sleeve is in threaded connection with the decoking sleeve, a fixed block is fixedly installed on the sleeve, a limit block is fixedly installed on the fixed block, a limit groove is formed in the limit block, a driven rotating wheel is arranged in the shell, a driving rotating wheel is arranged outside the shell, the driving rotating wheel and the driven rotating wheel are connected through a rotating shaft, the rotating shaft is rotatably connected with the shell, a sliding block is arranged on the outer edge of the driven rotating wheel, the, the shell is provided with a button, and the control circuit board is electrically connected with the electrode handle and the button respectively.

Preferably, the shell is uniformly provided with smoking holes at one end close to the electrode tip, the shell is provided with a smoking joint at one end far away from the electrode tip, and the inner diameter of the smoking joint is larger than the outer diameter of the electrode handle.

Preferably, the housing is provided with an opening.

Preferably, a clamping groove is formed in the shell, and the control circuit board is mounted in the clamping groove.

Preferably, a protrusion is arranged on one side, away from the shell, of the driving rotating wheel.

The utility model has the advantages that: simple structure, the simple operation through will decoking sleeve pipe and sleeve pipe threaded connection, can adjust the length that exposes of electrode tip, can be applicable to the tumour excision of different positions, through setting up link mechanism, can realize fast that the decoking sleeve pipe slides on the electrode head, is convenient for get rid of the burnt thing of burning, simultaneously, the utility model provides a smoke suction joint box smoking hole can be to the smog suction that stanchs the in-process and produce, guarantees going on smoothly of operation.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a main sectional view of the present invention.

Fig. 4 is a schematic structural diagram of the middle link mechanism of the present invention.

The electrode comprises an electrode tip 1, an electrode handle 2, a decoking sleeve 3, a sleeve 4, a left half shell 5, a right half shell 6, a smoke suction joint 7, a control circuit board 8, a button 9, a clamping groove 10, an opening 11, an electrotome mounting block 12, a fixing block 13, a limiting block 14, a limiting groove 15, a sliding block 16, a driven rotating wheel 17, a rotating shaft 18, a driving rotating wheel 19, a bulge 20 and a smoke suction hole 21.

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 to 4, an osteosarcoma thermal ablation needle knife comprises a shell, the shell is formed by connecting a left half shell 5 and a right half shell 6, an electrotome mounting block 12 is arranged in the shell, an electrotome main body is fixedly mounted on the electrotome mounting block 12 and comprises an electrode tip 1 and an electrode handle 2 which are connected with each other, a sleeve 4 is sleeved on the electrode handle 2 in a sliding manner, a decoking sleeve 3 is sleeved on the electrode tip 1 in a sliding manner, the sleeve 4 is in threaded connection with the decoking sleeve 3, a fixing block 13 is fixedly mounted on the sleeve 4, a limiting block 14 is fixedly mounted on the fixing block 13, a limiting groove 15 is arranged in the limiting block 14, a driven rotating wheel 17 is arranged in the shell, a driving rotating wheel 19 is arranged outside the shell, the driving rotating wheel 19 and the driven rotating wheel 17 are connected through a rotating shaft 18, and the rotating shaft 18 is rotatably connected with, the outer fringe of driven runner 17 is equipped with slider 16, slider 16 sliding connection in spacing groove 15, be equipped with control circuit board 8 in the casing, control circuit board 8 is connected with external power supply electricity, be equipped with button 9 on the casing, control circuit board 8 is connected with electrode handle 2 and button 9 electricity respectively.

In this embodiment, the one end equipartition that the casing is close to electrode tip 1 is equipped with smoking hole 21, the one end that the electrode tip 1 was kept away from to the casing is equipped with smoking joint 7, the internal diameter of smoking joint 7 is greater than the external diameter of electrode handle 2, and the one end that the casing was kept away from to smoking joint 7 is connected with negative pressure device, and negative pressure device can make and produce the negative pressure in the casing, inhales smog through smoking hole 21, discharges through smoking street head 7.

In this embodiment, be equipped with opening 11 on the casing, whether smoking can be controlled to opening 11, after the negative pressure device opened, when the operating personnel finger pressed on opening 11, smog inhales through smoking hole 21, discharges through smoking joint 7, when the operating personnel finger pine is at opening 11, and smoking hole 21 department negative pressure disappears, and smog just can't inhale through smoking hole 21.

In this embodiment, a clamping groove 10 is formed in the housing, the control circuit board 8 is mounted in the clamping groove 10, and the clamping groove 10 can play a role in supporting and limiting the control circuit board 8.

In this embodiment, a protrusion 20 is disposed on a side of the driving wheel 19 away from the housing, and the protrusion 20 can facilitate the rotation of the driving wheel 19 for an operator.

The working process and principle are as follows: before the operation, the decoking sleeve 3 is rotated according to the requirement of the operation part to ensure that the exposed length of the electrode tip 1 is suitable, then the selection button 9 can realize the electrotomy function through the control circuit board 8 to excise the tumor, when the hemostasis is required, the button 9 is pressed to switch the electrocoagulation function to stanch the bleeding part, the smoke can be generated in the hemostasis process, when the fingers of an operator press on the opening 11, the smoke suction joint 7 is switched on to be communicated with the smoke suction pipe, the smoke can be sucked in through the smoke suction hole 21 and discharged through the smoke suction joint, when the fingers of the operator are loosened on the opening 11, the negative pressure at the smoke suction hole 21 disappears, the smoke can not be sucked in through the smoke suction hole 21, during the electrocoagulation process, scorched objects can be generated on the electrode tip 1, the operator only needs to rotate the bulge 20 to ensure that the driving rotary wheel 19 drives the driven rotary wheel 17 to rotate through the rotary shaft 18, the slider 16 on the driven rotating wheel 17 rotates along with the driven rotating wheel 17, and because the slider 16 is in the limiting groove 15, the limiting groove 15 is perpendicular to the sleeve 4, the limiting block 14 is fixedly connected with the fixed block 13, and the fixed block 13 is fixedly connected with the sleeve 4, the decoking sleeve 3 in threaded connection with the sleeve 4 reciprocates along the electrode tip 1, and scorched objects are cleaned.

Based on the above, the utility model discloses simple structure, the simple operation through will decoking sleeve pipe and sleeve pipe threaded connection, can adjust the length that exposes of electrode tip, can be applicable to the tumour excision of different positions, through setting up link mechanism, can realize fast that the sleeve pipe that decokes slides on the electrode head, is convenient for get rid of burnt thing, simultaneously, the utility model provides a smoke suction hole of smoking splice box can guarantee going on smoothly of operation to the smog suction that the hemostasis in-process produced.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims (5)

1. The utility model provides an osteosarcoma heat melts needle sword, a serial communication port, including the casing, the casing is formed by connecting left half casing (5) and right half casing (6), be equipped with electrotome installation piece (12) in the casing, fixed mounting has the electrotome main part on electrotome installation piece (12), the electrotome main part includes interconnect's electrode tip (1) and electrode handle (2), sliding sleeve pipe (4) has been cup jointed on electrode handle (2), sliding sleeve pipe (3) of going to have been cup jointed on electrode tip (1), sleeve pipe (4) and the threaded connection of sleeve pipe (3) that goes to coke, fixed mounting has fixed block (13) on sleeve pipe (4), fixed mounting has stopper (14) on fixed block (13), be equipped with spacing groove (15) in stopper (14), be equipped with driven runner (17) in the casing, the casing is equipped with initiative runner (19) outward, initiative runner (19) and driven runner (17) are connected through pivot (18), pivot (18) are rotated with the casing and are connected, the outer fringe of driven runner (17) is equipped with slider (16), slider (16) sliding connection in spacing groove (15), be equipped with control circuit board (8) in the casing, be equipped with button (9) on the casing, control circuit board (8) are connected with electrode handle (2) and button (9) electricity respectively.

2. The osteosarcoma thermal ablation needle knife according to claim 1, wherein: the electrode structure is characterized in that smoking holes (21) are uniformly formed in one end, close to the electrode tip (1), of the shell, smoking joints (7) are arranged at one end, far away from the electrode tip (1), of the shell, and the inner diameter of each smoking joint (7) is larger than the outer diameter of the electrode handle (2).

3. The osteosarcoma thermal ablation needle knife according to claim 2, wherein: the shell is provided with an opening (11).

4. The osteosarcoma thermal ablation needle knife according to claim 1, wherein: a clamping groove (10) is formed in the shell, and the control circuit board (8) is installed on the clamping groove (10).

5. The osteosarcoma thermal ablation needle knife according to claim 1, wherein: and a bulge (20) is arranged on one side of the driving rotating wheel (19) far away from the shell.