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CN-121987329-A - Endoscopic surgical system

CN121987329ACN 121987329 ACN121987329 ACN 121987329ACN-121987329-A

Abstract

The invention discloses an endoscope operation system which comprises an electronic endoscope and an endoscope operation instrument, wherein the electronic endoscope comprises an outer sheath, a lens tube, a one-way valve assembly, an inner sheath, a handle, a plug assembly and a mounting seat, the outer sheath is arranged on the mounting seat, the inner sheath is arranged in the outer sheath, the lens tube is fixed on the inner wall of the inner sheath, the lens head is arranged at the head end of the lens tube, the handle is arranged on the side surface of the mounting seat, the handle is connected with the plug assembly, an operation channel is arranged in the inner sheath, the inner diameter size of the operation channel is matched with the endoscope operation instrument, and the operation end of the endoscope operation instrument can be smoothly penetrated. The electronic endoscope adopts an integrated adaptation design, can be compatible with three surgical instruments of enucleation of prostate, tissue crushing and stone lithotripsy, realizes the function integration of two and three purposes, and can rapidly complete the switching of different surgical function operations by only matching and installing the required endoscopic surgical instrument with the electronic endoscope.

Inventors

  • ZENG GUOHUA
  • WANG YANLIANG
  • TONG XIAOHUA

Assignees

  • 杭州好克光电仪器有限公司
  • 广州医科大学附属第一医院（广州呼吸中心）

Dates

Publication Date
20260508
Application Date
20260313

Claims (8)

  1. 1. An endoscopic surgery system is characterized by comprising an electronic endoscope (1) and endoscopic surgery instruments, wherein the endoscopic surgery instruments comprise one or more of enucleation instruments (2), an electronic ureteroscope (5) and a smashing knife (4), the electronic endoscope (1) comprises an outer sheath (11), a lens tube (12), a one-way valve assembly (13), an inner sheath (14), a handle (15), a plug assembly (16) and a mounting seat (17), the outer sheath (11) is mounted on the mounting seat (17), the inner sheath (14) is arranged in the outer sheath (11), the lens tube (12) is fixed on the inner wall of the inner sheath (14), the lens head (121) is arranged at the head end of the lens tube (12), the handle (15) is arranged on the side surface of the mounting seat (17), the plug assembly (16) is connected with the handle (15), the inner sheath (14) is provided with a surgery channel (10), the inner diameter of the surgery channel (10) is matched with the endoscopic surgery instruments, the operation end of the endoscope can be smoothly arranged on the operation end of the endoscope through the mounting seat (17), the operation channel (171) is communicated with the surgery channel (10) coaxially, the utility model discloses a surgical operation device, including operating channel (171), operating channel (10), enucleation instrument (2), check valve subassembly (13), electronic ureteroscope (5) and crushing sword (4) are equipped with installing port (172) in the one end of operating channel (171) keep away from operating channel (10), enucleation instrument (2) can with installing port (172) cooperation installation, check valve subassembly (13) with installing port (172) demountable installation, electronic ureteroscope (5) and crushing sword (4) can with check valve subassembly (13) seal assembly.
  2. 2. The endoscopic surgical system according to claim 1, wherein: the enucleation instrument (2) comprises an operator (3), a mounting joint (6), a advancing and retreating nut (7), an electrotome component and a laser component, one end of the manipulator (3) is detachably arranged with the mounting port (172), the other end is detachably arranged with the mounting joint (6), the manipulator (3) is provided with an installation channel (30) which is coaxially arranged with the operation channel (10), a fixed block (71) is arranged in the advancing and retreating rotary nut (7), the fixed block (71) is connected with the installation joint (6) through a positioning pipe (70), the installation joint (6) is provided with a first movable groove (61) for axially moving the optical fiber channel tube (22) and a second movable groove (62) for axially moving the power supply cutting rod (20), the head end and the tail end of the advancing and retreating screw nut (7) are respectively connected with a first thread cylinder (72) and a second thread cylinder (73) which are coaxially arranged with the operation channel (10), the thread directions of the first thread cylinder (72) and the second thread cylinder (73) are opposite, the electrotome component is in threaded installation with the first thread cylinder (72), the laser component is in threaded installation with the second thread cylinder (73), the advancing and retreating spiral nut (7) can drive the electric cutting assembly and the laser assembly to move in opposite directions or in opposite directions along the axial direction when rotating.
  3. 3. The endoscopic surgery system according to claim 2, wherein the electrotome assembly comprises an electrotome slider (26), electrotome rods (20), an electrode holder (23) and an electrotome ring (21), wherein the electrotome slider (26) is in threaded installation with a first threaded cylinder (72), two electrotome rods (20) are arranged at the head end of the electrode holder (23), the electrotome ring (21) is arranged at the head end of the two electrotome rods (20), the tail end of the electrode holder (23) is connected with the electrotome slider (26), the positioning tube (70) penetrates through the electrode holder (23) and the electrotome slider (26), the laser assembly comprises an optical fiber slider (27), an optical fiber channel tube (22) and a laser optical fiber, the optical fiber slider (27) is in threaded installation with a second threaded cylinder (73), an optical fiber locking device (25) is arranged at the tail end of the optical fiber slider (27), an optical fiber channel tube (22) is arranged at the head end of the optical fiber locking device (25), a laser optical fiber is arranged in the optical fiber channel tube (22), the positioning tube (70) is arranged in the optical fiber channel tube (22), and the optical fiber channel tube (22) is arranged in the optical fiber channel tube (22), and the positioning tube (22) is arranged in the movable positioning tube (20), and the optical fiber channel tube (20) is arranged between the two positioning tube.
  4. 4. The endoscopic surgery system according to claim 3, wherein the manipulator (3) comprises a mounting part (38), a conduit (36) and a piston tube (37), one end of the piston tube (37) is slidably mounted in the conduit (36), the other end of the piston tube is connected with the mounting part (38), the mounting part (38) is provided with a mounting groove (381) matched with the mounting joint (6), the mounting part (38) is provided with a first lock catch (32) for locking the mounting joint (6), the conduit (36) is rotatably mounted with a first connecting frame (311), the mounting part (38) is rotatably mounted with a second connecting frame (312), the first connecting frame (311) and the second connecting frame (312) are hinged and the hinged part is provided with a torsion spring (31), the conduit (36) is internally provided with a sealing piece (39), the outer wall of the piston tube (37) and the inner wall of the conduit (36) are slidably sealed by the sealing piece (39), the mounting part (38) is provided with a finger hook (33), the finger hook (36) is provided with a second lock catch (35), and the mounting part (36) is provided with a mating port (172) far from the conduit (37).
  5. 5. The endoscopic surgery system according to claim 1, wherein the one-way valve assembly (13) comprises a housing (131), a rubber cap (130) and a valve rubber (132), wherein the housing (131) is internally provided with the duckbill valve rubber (132) and the rubber cap (130), the rubber cap (130) is provided with a penetrating port capable of being matched with an endoscopic surgery instrument in a sealing way, the head end of the valve rubber (132) is provided with a linear seam structure, the head end of the housing (131) is provided with a clamping head (133) matched with the mounting port (172), and the mounting port (172) is provided with a second lock catch (134) for fixing the clamping head (133).
  6. 6. The endoscopic surgery system according to claim 1, wherein a guide head (141) is provided at a head end of the inner sheath (14), the guide head (141) is convexly provided at a head end of the outer sheath (11), the lens portion (121) has a structure with a large head end and a small rear end, an image sensor (142) is provided inside a large end of the lens portion, a tip (143) is provided on a head end surface of the lens portion (121), a protective glass (144) is provided on the tip (143), a set distance is reserved between an end surface of the tip (143) and a port of the guide head (141), the lens portion (121) is located in the guide head (141), the inner sheath (14) and the outer sheath (11) are made of stainless steel metal, and the guide head (141) is made of ceramic material.
  7. 7. The endoscopic surgical system of any one of claims 1 to 6 for single implementation of an enucleation procedure, a stone shattering procedure, a tissue shattering and aspiration procedure, or simultaneous combination of any two or more of the foregoing.
  8. 8. A method of using an endoscopic surgical system according to any one of claims 1 to 6, comprising the steps of: s1, firstly, detaching a one-way valve assembly (13) on an electronic endoscope (1), sequentially loading the electronic endoscope (1) and an enucleation instrument (2), connecting the electronic endoscope (1) with the enucleation instrument (2) back and forth through the manipulator (3), enabling the enucleation instrument (2) to move axially relative to the electronic endoscope (1), using the enucleation instrument (2) to ablate prostatic hyperplasia tissues, and switching an electric cutting mode and a laser mode through rotating an advancing-retreating nut (7) during ablation; S2, after the prostate operation is finished, the manipulator (3) and the enucleation instrument (2) are disassembled from the electronic endoscope (1) and are assembled into the one-way valve component (13), the electronic ureteroscope (5) is used for penetrating the electronic endoscope (1) so as to enter a human body, a laser fiber penetrates from an instrument channel of the electronic ureteroscope (5), the electronic ureteroscope (5) penetrates into a ureter under the visual condition of the electronic endoscope (1) and reaches the kidney, stones in the kidney, the ureter and the bladder are crushed, and the crushed stones in the kidney and the ureter are discharged into the bladder through an instrument channel port of the electronic ureteroscope (5) connected with an attraction platform; S3, after the lithotripsy is finished, the electronic ureteroscope (5) is pulled out, the smashing knife (4) is inserted, the stripped prostatic hyperplasia tissue is smashed and discharged out of the body, and the lithotripsy left in the bladder is sucked out of the body through the smashing knife (4).

Description

Endoscopic surgical system Technical Field The invention relates to the technical field of medical instruments, in particular to an endoscopic surgery system. Background For patients with prostatic hyperplasia and urinary system stones (kidney stones) at the same time, the conventional strategy is to use a staged combined operation, such as kidney stones treatment firstly, prostate post treatment or vice versa, and the proposal has the defects that the patients need to perform two operations and two anesthetics, and longer recovery time is needed after one operation, and some older or general patients cannot tolerate long-time combined operation, the other proposal is to use the simultaneous combined operation, after the prostate operation is finished firstly, the instrument is replaced immediately, and the ureteral soft lens is used for lithotripsy, but the existing endoscopic operation device lacks an adaptive structure for rapidly replacing the instrument, so that the efficient switching between the prostate operation instrument and the ureteral soft lens cannot be realized, thereby not only greatly increasing the overall operation time, but also providing higher tolerance requirements for the cardiopulmonary functions of the patients. Disclosure of Invention The invention aims to solve the problems in the prior art and provides an endoscopic surgery system which can solve the problems. In order to achieve the above object, the invention provides an endoscopic surgery system, which comprises an electronic endoscope and an endoscopic surgery instrument, wherein the endoscopic surgery instrument comprises one or more of an enucleation instrument, an electronic ureteroscope and a smashing knife, the electronic endoscope comprises an outer sheath, a lens tube, a one-way valve assembly, an inner sheath, a handle, a plug assembly and a mounting seat, the outer sheath is mounted on the mounting seat, the inner sheath is arranged in the outer sheath, the lens tube is fixed on the inner wall of the inner sheath, a lens head is arranged at the head end of the lens tube, a handle is arranged on the side surface of the mounting seat, the handle is connected with the plug assembly, a surgery channel is arranged in the inner sheath, the inner diameter of the surgery channel is matched with the endoscopic surgery instrument, a working channel which is communicated with the surgery channel is arranged on the mounting seat in a coaxial manner, one end of the working channel, which is far away from the surgery channel, is provided with a mounting port, the enucleation instrument can be mounted in a matched manner with the mounting port, the one-way valve assembly can be detached from the electronic ureteroscope and the smashing knife assembly. Preferably, the head end of the inner sheath is provided with a guide head, the guide head is convexly arranged at the head end of the outer sheath, the lens part is of a structure with a large head end and a small rear end, an image sensor is arranged in the large end of the lens part, a tip head is arranged on the end face of the head part of the lens part, protective glass is arranged on the tip head, a set distance is reserved between the end face of the tip head and a port of the guide head, the lens part is arranged in the guide head, the inner sheath and the outer sheath are made of stainless steel metal materials, and the guide head is made of ceramic materials. Preferably, the enucleation instrument comprises an operator, a mounting joint, a advancing and retreating nut, an electric cutting assembly and a laser assembly, one end of the operator is detachably mounted with the mounting port, the other end of the operator is detachably mounted with the mounting joint, a mounting channel coaxially arranged with the operation channel is formed in the operator, a fixed block is arranged in the advancing and retreating nut, the fixed block is connected with the mounting joint through a positioning pipe, a first movable groove for axially moving the optical fiber channel pipe and a second movable groove for axially moving the electric cutting shaft are formed in the mounting joint, the head end and the tail end of the advancing and retreating nut are respectively connected with a first thread cylinder and a second thread cylinder coaxially arranged with the operation channel, the thread directions of the first thread cylinder and the second thread cylinder are opposite, the electric cutting assembly is in threaded mounting with the first thread cylinder, the laser assembly is in threaded mounting with the second thread cylinder, and the electric cutting assembly can be driven to move in the opposite directions or opposite directions along the axial directions when the advancing and retreating nut rotates. Preferably, the electric cutting assembly comprises an electric cutting sliding block, an electric cutting rod, an electrode seat and an electric cutting ring, wherein the electri