Electric coagulation hemostat
Technical Field
The invention relates to the field of medical instruments, in particular to an electric coagulation hemostat.
Background
The conventional monopolar electric coagulator is an ideal hemostatic tool which is provided for doctors, has the advantages of simple operation, good hemostatic effect, small volume, light weight, convenient carrying, safe and flexible use, and is suitable for superficial minor operation hemostasis, tissue coagulation, neoplasm cauterization and the like. For example, the electrocoagulation hemostat can be used for hemostasis in plastic surgery of eyes, removal of eye bags, skin-pulling, wrinkle-removing surgery, and hemostasis of venous capillaries of less than 1mm in other various surgeries. The current electric coagulation hemostat has large volume and is more cumbersome to operate, and is difficult to operate by a single hand, and in addition, because of the lack of safety guarantee measures, the electric coagulation head is not clamped, so that a switch is opened or a shell and a rear shell are loosened, and the electric coagulation hemostat is separated from the shell to cause danger in the use process.
Therefore, it is a problem to be solved by those skilled in the art to improve the electric coagulation hemostat in the market to overcome the above disadvantages and to have the above advantages.
Disclosure of Invention
The invention mainly aims to provide an electrocoagulation hemostat which is convenient to use and high in safety.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: an electrocoagulation device comprising:
a hemostat body;
the shell module comprises a shell and a rear shell, wherein the shell is detachably connected with the rear shell and forms a containing chamber;
the clamping module is arranged in the accommodating chamber and is used for clamping the electrocoagulation head;
and the switch module is arranged in the accommodating cavity, is partially exposed out of the shell module, and is used for controlling the switch of the hemostat body and limiting the action of the clamping module.
Preferably, the housing and the rear housing are threadably connected and have a detent point such that the connection is always in a fixed position.
Preferably, the positioning clamping point comprises a positioning clamping groove formed in the shell and a positioning clamping block arranged on the rear shell and matched with the positioning clamping groove.
Preferably, the clamping module comprises a gripper, a head retaining ring, a telescopic rod, a telescopic head button and a fastener, the gripper comprises a plurality of clamping jaws, one ends of the clamping jaws are hinged to the telescopic rod, the head retaining ring is provided with accommodating holes corresponding to the clamping jaws one to one, the other ends of the clamping jaws penetrate through the accommodating holes to be used for clamping the electrocoagulation head, the rear part of the telescopic rod is connected with a first spring, the first spring is connected with the shell, the telescopic head button comprises an adjusting rod, an adjusting block positioned at one end of the adjusting rod and an adjusting head positioned at the other end of the adjusting rod, an adjusting groove used for limiting is formed in the adjusting block, the fastener is in threaded connection with the telescopic rod, the adjusting block is positioned between the fastener and the telescopic rod, and the adjusting block is fixedly connected to the telescopic rod under the action of the fastener, the shell is provided with an L-shaped positioning groove, the adjusting head is located outside the shell, and the adjusting rod penetrates through the positioning groove and is connected to the adjusting head.
Preferably, the head baffle ring is provided with a lamp bead.
Preferably, the switch module comprises a small switch, a switch elastic block, a switch button, a slider and an insertion limiting block, one end of the switch elastic block is hinged on the switch button, a torsion spring is arranged at the hinged position of the switch elastic block and the switch button to generate a trend of anticlockwise rotation, a switch slot for accommodating the switch button is arranged on the shell, one end of the switch button is provided with the limiting block capable of extending into the adjusting slot, a switch hole for accommodating the small switch is arranged on the switch button, the small switch is positioned in the switch hole, one end of the small switch is hinged on the switch elastic block, the switch elastic block is provided with a barb part, a plurality of clamping grooves for clamping the barb part are arranged on the inner wall of the shell corresponding to the barb part, and a first inclined surface is arranged at the lower end of the switch button, the both ends of slider have second inclined plane and third inclined plane respectively, it has the fourth inclined plane on the stopper to insert, first inclined plane with the second inclined plane cooperatees, the third inclined plane with the fourth inclined plane cooperatees, be provided with the installation piece in the shell, follow on the installation piece seted up in the slider direction of motion and be used for holding the first spout of slider, slider slidable ground sets up in the first spout, still be provided with on the inner wall of shell and keep off the ring, keep off the ring and have and be used for holding insert the manger that the stopper passes through, it sets up to insert stopper slidable ground in the manger, set up in the backshell with insert stopper matched with spacing groove, insert and install the second spring between stopper and the shell, make insert the stopper forward trend.
Compared with the prior art, the invention has the advantages that: this electricity congeals hemostat can singlehanded operation, and the electricity congeals the head from the container of directional laying electricity congeals the head, and the tight electricity congeals the head of operation flexible head button clamp, when flexible head button is not fastened, the switch is blockked by flexible head button and can't be opened, and like the same reason, when the assigned position was not installed to the backshell, the switch also can't be opened, plays to open and ensures the effect of installation completion before opening, improves the security. When the electricity congeals the head, the battery is all installed and is accomplished the back, press the little switch, the switch that promotes forward opens, this moment because the restriction of switch, the unable rotation of flexible head button, the telescopic link also can't move, guarantee that electricity congeals the head and can not drop in the course of the work, the same reason, after the switch is opened, insert the stopper and insert in the groove of backshell, make the backshell unable rotatory, the battery can not break away from, the security has been improved, and, the design of little switch makes the power that opens the switch and need two directions, under the condition that does not influence the use, the switch has improved and has opened the degree of difficulty, when putting on one side, can effectively improve the security.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of the present invention;
FIG. 2 is a schematic illustration of an explosive structure according to a preferred embodiment of the present invention;
FIG. 3 is a schematic structural view of the clamping module of FIG. 2;
FIG. 4 is a schematic diagram of the switch module of FIG. 2;
FIG. 5 is a schematic structural view of an electrocoagulation head according to a preferred embodiment of the present invention before clamping;
FIG. 6 is a schematic diagram of the clamped configuration of an electrocoagulation head according to a preferred embodiment of the present invention;
FIG. 7 is a schematic view of the telescoping head button of FIG. 2 shown in a pre-installed position;
FIG. 8 is a schematic view of the telescoping head button of FIG. 2 in place;
FIG. 9 is a schematic view of the switch of FIG. 2 after it has been opened;
FIG. 10 is a schematic structural view of the housing of FIG. 2;
FIG. 11 is a schematic cross-sectional view of FIG. 10;
FIG. 12 is a schematic view of the rear housing of FIG. 2;
fig. 13 is a schematic structural view of the telescopic rod in fig. 2.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in FIGS. 1-13, one embodiment of the present invention comprises:
a hemostat body;
a housing 11 module including a housing 11 and a rear case 10, the housing 11 being detachably connected to the rear case 10 and forming a receiving chamber;
a clamping module 20 disposed within the containment chamber for clamping the electrocoagulation head;
and a switch module 30 disposed in the receiving chamber and partially exposed from the housing 11 module, for controlling the opening and closing of the hemostat body and limiting the operation of the clamping module 20.
In order to facilitate the disassembly and the mating of the housing 11 and the rear housing 10, the housing 11 and the rear housing 10 are screwed together and have a positioning clip point so that the connection is always in a fixed position.
As shown in fig. 1, specifically, the positioning fastening point includes a positioning fastening slot provided on the housing 11 and a positioning fastening block 101 provided on the rear housing 10 and matched with the positioning fastening slot.
Specifically, as shown in fig. 3, the clamping module 20 includes a hand grip, a head retaining ring 22, an expansion link 21, a retractable head button and a fastening member 26, the hand grip includes a plurality of clamping jaws 23, one end of each clamping jaw 23 is hinged to the expansion link 21, the head retaining ring 22 has a receiving hole corresponding to the clamping jaw 23 one to one, the other end of each clamping jaw 23 passes through the receiving hole for clamping the electrocoagulation head, the rear portion of the expansion link 21 is connected with a first spring, the first spring is connected to the housing 11, the retractable head button includes an adjusting rod 24, an adjusting block 241 located at one end of the adjusting rod 24 and an adjusting head 25 located at the other end of the adjusting rod 24, an adjusting groove 242 for limiting is formed in the adjusting block 241, the fastening member 26 is in threaded connection with the expansion link 21, the adjusting block 241 is located between the fastening member 26 and the expansion link 21, the adjusting block 241 is fixedly connected to the telescopic rod 21 under the action of a fastener 26, an L-shaped positioning groove is formed in the housing 11, the adjusting head 25 is located outside the housing 11, and the adjusting rod 24 penetrates through the positioning groove and is connected to the adjusting head 25.
Further, as shown in fig. 13, the telescopic rod includes a clamping jaw mounting portion 211, a connecting portion 212, a telescopic rod button mounting portion 213 and a fixing member mounting portion 214, a mounting hole is opened on the adjusting block 241, the adjusting block 241 is mounted on the telescopic rod button mounting portion 213 through the mounting hole, the fastening member 26 is mounted on the fixing member mounting portion 214 through a thread and abuts against the adjusting block, wherein the diameter of the connecting portion is greater than that of the telescopic rod button mounting portion 213, so as to limit the position of the adjusting block 241.
When the light is dark, the head baffle ring 22 is not convenient to use, and therefore, the lamp beads 221 are arranged on the head baffle ring, so that illumination can be conveniently provided.
Specifically, as shown in fig. 4, 7, 8, 9, 11, and 12, the switch module 30 includes a small switch 32, a switch elastic block 33, a switch button 31, a slider 34, and an insertion limit block 35, one end of the switch elastic block 33 is hinged to the switch button 31, a torsion spring is disposed at a hinge joint of the switch elastic block 33 and the switch button 31 to generate a tendency of counterclockwise rotation, a switch groove 111 for accommodating the switch button 31 is disposed on the housing 11, one end of the switch button 31 has a limit block capable of extending into the adjustment groove 242, a switch hole 311 for accommodating the small switch 32 is disposed on the switch button 31, the small switch 32 is located in the switch hole 311, one end of the small switch 32 is hinged to the switch elastic block 33, the switch elastic block 33 has a reverse hook portion 331, and a plurality of clips for clipping the reverse hook portion 331 are disposed on an inner wall of the housing 11 at positions corresponding to the reverse hook portion 331 A groove 103, a first inclined plane is arranged at the lower end of the switch button 31, a second inclined plane and a third inclined plane are respectively arranged at the two ends of the slider 34, a fourth inclined plane is arranged on the insertion limiting block 35, the first inclined plane is matched with the second inclined plane, the third inclined plane is matched with the fourth inclined plane, an installation block is arranged in the housing 11, a first sliding groove for accommodating the slider 34 is arranged on the installation block along the moving direction of the slider 34, the slider 34 is slidably arranged in the first sliding groove, a retaining ring 36 is further arranged on the inner wall of the housing 11, the retaining ring 36 is provided with a retaining groove for accommodating the insertion limiting block 35, the insertion limiting block 35 is slidably arranged in the retaining groove, a limiting groove matched with the insertion limiting block 35 is arranged in the rear housing 10, a second spring is arranged between the insertion limiting block 35 and the housing 11, the insertion stopper 35 tends to be forward.
The specific use mode of the electric coagulation hemostat is as follows: in the initial state, as shown in fig. 5, the telescopic rod 21 is extended and the clamping jaws 23 are opened outwards by the head stop 22 for clamping the electrocoagulation head. When the electrocoagulation head is clamped, the clamping jaws are pressed inwards, the clamping jaws 23 are simultaneously folded to clamp the electrocoagulation head (as shown in figure 7), and after the electrocoagulation head reaches a standard position, the telescopic head switch is toggled and clamped into a designated position. The rear battery is similar to the rear battery, and is positioned by the positioning clamping block after being screwed. At this time, the installation of the electro-coagulation hemostat is completed, and the switch can be opened. When the small switch 32 is pressed, the small switch 32 pushes the switch elastic block 33 to disengage from the detent on the housing 11, and the switch can move forward. After the switch is turned on (as shown in fig. 9), the telescopic head button is limited at the front part of the switch, and the rotation of the rear shell 11 is limited by the switch through the sliding block 34, so that the function of improving the safety is achieved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.