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CN-121987324-A - Reusable Bipolar electric coagulation forceps

CN121987324ACN 121987324 ACN121987324 ACN 121987324ACN-121987324-A

Abstract

The invention discloses a reusable bipolar coagulation forceps, and belongs to the technical field of electrosurgical instruments. The bipolar electric coagulation forceps have the advantages that the first shell and the second shell can be detachably connected through the magnetic attraction component, the actuator component is arranged at the far end of the rod component, the forceps rod driving mechanism and the cutter rod driving mechanism of the control component are arranged on the support, so that after the bipolar electric coagulation forceps are used, the shell component can be quickly detached, the rod component with an integrated structure is detached from the support, cleaning, sterilization and disinfection of a forceps head and a cutting blade are facilitated, in addition, the cutting mechanism, the forceps rod and the outer rod are connected into an integrated structure in a nested manner from inside to outside, the forceps rod driving mechanism and the part of the forceps rod exposed out of the outer rod are in transmission connection, and the cutter rod driving mechanism and the part of the cutter rod exposed out of the forceps rod are in transmission connection, so that the rod component is more conveniently inserted into the support on one hand, and the control component is more stable and reliable on the other hand.

Inventors

  • YUAN QIAN
  • FU JIAN
  • WANG ZUBAO

Assignees

  • 南京首量医疗器材有限责任公司

Dates

Publication Date
20260508
Application Date
20241101

Claims (10)

  1. 1. A reusable bipolar coagulation forceps is characterized by comprising, The shell assembly comprises a first shell and a second shell, and the first shell and the second shell are detachably connected through the magnetic assembly; the cutting mechanism comprises a cutter bar and a cutting blade arranged at the distal end of the cutter bar, the proximal end of the clamp bar is exposed out of the proximal end of the outer bar, and the proximal end of the cutter bar is exposed out of the proximal end of the clamp bar; the control assembly comprises an activation button, a bracket, and a clamp rod driving mechanism and a cutter rod driving mechanism which are arranged on the bracket; The actuator assembly is arranged at the far end of the rod assembly and comprises two clamp heads which can be mutually close to/far away from each other, at least one of the two clamp heads is in transmission connection with the far end of the clamp rod, at least one of the two clamp heads is provided with a knife slot, and the far end of the cutting blade can be pushed along the knife slot; The bipolar coagulation forceps are configured in such a way that the proximal end of the rod assembly can be inserted into the bracket so that the forceps rod driving mechanism is in transmission connection with the part of the forceps rod exposed out of the outer rod, the cutter rod driving mechanism is in transmission connection with the part of the cutter rod exposed out of the forceps rod, the actuator assembly, the rod assembly and the control assembly can be assembled into a whole, and the first shell and the second shell are at least partially covered by the control assembly after being connected.
  2. 2. The reusable bipolar forceps of claim 1, wherein the lever assembly comprises a rotary control member rotatably connected to the bracket for driving the lever assembly to rotate relative to the bracket, and a quick release mechanism disposed within the rotary control member, the quick release mechanism comprising an activating member and a locking seat, the lever assembly being at least partially inserted into the locking seat, the activating member being slidable relative to the locking seat to provide the activating member with an unlocked state and a locked state, the lever assembly being configured such that the activating member is in a locked state, the lever assembly is in locking engagement with the activating member, and the rotary control member is capable of driving the lever assembly to rotate, and the lever assembly is removable from the locking seat when the activating member is in an unlocked state.
  3. 3. The reusable bipolar coagulation forceps of claim 2, wherein the rotary control member is provided with a button, the trigger member includes a contact portion in contact engagement with the button, a fixed portion in locking engagement with the lever assembly when the trigger member is in a locked state, and a trigger reset member disposed on the contact portion to effect reset of the trigger member when the trigger member is in an unlocked state.
  4. 4. The bipolar electro-coagulation forceps of claim 1 wherein the magnetic attraction assembly comprises at least 2 magnetic attraction pairs, wherein the magnetic attraction pairs comprise a first magnetic button arranged on the inner side of the first shell and a second magnetic button arranged on the inner side of the second shell, the first magnetic button and the second magnetic button are magnetically attracted and matched, and the at least 2 magnetic attraction pairs are divided into a first group of magnetic button pairs and a second group of magnetic button pairs, the first group of magnetic button pairs are positioned above the integral structure, and the second group of magnetic button pairs are positioned below the integral structure.
  5. 5. A reusable bipolar coagulation forceps as recited in claim 1, wherein the proximal end of the blade bar is provided with a mounting structure on which the blade bar is slidable, the proximal end of the forceps bar is provided with a mounting portion having a mounting aperture through which the blade bar is detachably connected, and the distal end of the cutting mechanism is inserted into the forceps bar through the mounting aperture, the mounting structure cooperates with the mounting portion to connect the cutting mechanism to the forceps bar.
  6. 6. The reusable bipolar coagulation forceps of claim 5, wherein the mounting structure comprises a cutter bar knob with a cutter bar base, a mounting protrusion is arranged at one end of the cutter bar base, an operation part is arranged at the other end of the cutter bar base, the mounting protrusion is matched with the mounting part, a cutter bar driving part matched with the cutter bar driving mechanism is arranged at the proximal end of the cutter bar, a cutter bar reset piece is sleeved on the cutter bar, one end of the cutter bar reset piece is matched with the cutter bar knob, and the other end of the cutter bar reset piece is matched with the cutter bar driving part.
  7. 7. A reusable bipolar coagulation forceps according to claim 6, wherein: the cutter bar driving piece comprises a cutter blade trigger, a connecting mechanism and a sliding block, wherein the cutter blade trigger, the connecting mechanism and the sliding block are arranged on the support, the sliding block is slidably connected with the support and is used for abutting against the end part of one end of the cutter bar of the cutting mechanism, and the cutter blade trigger is in linkage with the sliding block through the connecting mechanism.
  8. 8. The reusable bipolar coagulation forceps of claim 7, wherein the blade trigger comprises an operation portion and a limiting portion, the operation portion is arranged outside the support in a protruding mode, the limiting portion is at least partially arranged inside the support, at least one protruding rib is arranged on the limiting portion, a limiting structure is arranged on the support at a position corresponding to the protruding rib, the connecting mechanism comprises a connecting rod, a connecting block is arranged on one side, facing the connecting mechanism, of the operation portion, one end, far away from the operation portion, of the connecting block is hinged with the first end of the connecting rod through a second shaft, and the second end of the connecting rod is hinged with the sliding block.
  9. 9. The reusable bipolar coagulation forceps of claim 8, further comprising a first shaft and a trigger return member, wherein the connecting block is hinged to the support through the first shaft, the trigger return member is arranged on the first shaft, two ends of the trigger return member are respectively matched with the connecting block and the support, the trigger return member is a torsion spring, a placing groove is formed in the connecting block, at least part of the torsion spring is accommodated in the placing groove, and the part of the torsion spring which is not accommodated by the placing groove is matched with the support.
  10. 10. The reusable bipolar coagulation forceps of claim 1, wherein the forceps rod driving mechanism comprises a trigger piece, the trigger piece comprises a first operation part, a second operation part and a connection part which are arranged in a Y shape, the forceps rod driving mechanism is rotatably connected to the bracket through the connection part, the first operation part and the second operation part are arranged at the lower end of the connection part, the upper end of the connection part is in transmission connection with a forceps rod of the bipolar coagulation forceps, the forceps rod is used for driving a forceps head to open and close, a button accommodating groove is formed in the second operation part, and the activation button is connected to the button accommodating groove in a sealing mode.

Description

Reusable Bipolar electric coagulation forceps Technical Field The invention relates to the technical field of electrosurgical instruments, in particular to a reusable bipolar coagulation forceps. Background The bipolar electric coagulation forceps are a common hemostatic tool at present, the front section of the bipolar electric coagulation forceps is provided with two forceps heads, the forceps heads are respectively connected with a power supply, when the bipolar electric coagulation forceps are used, the two forceps heads are operated to be in contact with a wound, local high temperature is generated at the wound under the action of high-frequency current, bleeding tissues are heated to solidify proteins, and the inner cavity of a blood vessel is reduced or blocked, so that the hemostatic effect is achieved. In the related art, bipolar electric coagulation forceps are typically disposable medical devices. With the development of equipment for cleaning, disinfecting and sterilizing medical instruments and related processes, the bipolar electric coagulation forceps can reach corresponding multiplexing standards after cleaning, disinfecting and sterilizing. However, the structure of a conventional disposable bipolar forceps is not designed to allow for disassembly, cleaning, or replacement of the consumable parts. If the disposable bipolar coagulation forceps are directly cleaned, disinfected and sterilized, the bipolar coagulation forceps cannot be disassembled quickly, the efficiency is low, the forceps head, the blades and other structures cannot be cleaned deeply, the safety is low, and in addition, the blades and the forceps rods are assembled into an integral structure, so that the blades cannot be replaced quickly and conveniently. These reasons described above cause the disposable bipolar forceps in the related art to be difficult to multiplex. Disclosure of Invention The invention aims to overcome the defect that the disposable bipolar coagulation forceps are difficult to multiplex in the prior art and provides the reusable bipolar coagulation forceps. In order to achieve the above purpose, the technical scheme provided by the invention is as follows: The invention relates to a reusable bipolar coagulation forceps, which comprises, The shell assembly comprises a first shell and a second shell, and the first shell and the second shell are detachably connected through the magnetic assembly; the cutting mechanism comprises a cutter bar and a cutting blade arranged at the distal end of the cutter bar, the proximal end of the clamp bar is exposed out of the proximal end of the outer bar, and the proximal end of the cutter bar is exposed out of the proximal end of the clamp bar; the control assembly comprises an activation button, a bracket, and a clamp rod driving mechanism and a cutter rod driving mechanism which are arranged on the bracket; The actuator assembly is arranged at the far end of the rod assembly and comprises two clamp heads which can be mutually close to/far away from each other, at least one of the two clamp heads is in transmission connection with the far end of the clamp rod, at least one of the two clamp heads is provided with a knife slot, and the far end of the cutting blade can be pushed along the knife slot; The bipolar coagulation forceps are configured in such a way that the proximal end of the rod assembly can be inserted into the bracket so that the forceps rod driving mechanism is in transmission connection with the part of the forceps rod exposed out of the outer rod, the cutter rod driving mechanism is in transmission connection with the part of the cutter rod exposed out of the forceps rod, the actuator assembly, the rod assembly and the control assembly can be assembled into a whole, and the first shell and the second shell are at least partially covered by the control assembly after being connected. The quick-release mechanism is arranged in the rotary control member, the quick-release mechanism comprises an excitation piece and a locking seat, the rod assembly is at least partially inserted into the locking seat, the excitation piece can slide relative to the locking seat so as to enable the excitation piece to have an unlocking state and a locking state, the rod assembly is configured to be in locking fit with the excitation piece when the excitation piece is in the locking state, the rotation control piece can drive the rod assembly to rotate, and the rod assembly can be removed from the locking seat when the excitation piece is in the unlocking state. The trigger piece comprises a contact part, a fixing part and a trigger reset piece, wherein the contact part is in contact fit with the button, the fixing part is in locking fit with the rod assembly when the trigger piece is in a locking state, the trigger piece is out of fit with the rod assembly when the trigger piece is in an unlocking state, and the trigger reset piece is arranged on the contact part so as to res