CN215018530U - Adjustable exhaust separation forceps for laparoscope - Google Patents

Abstract

The utility model relates to an adjustable exhaust separating forceps for laparoscope, which comprises a fixed forceps handle, a movable forceps handle, a hollow forceps rod, a rotating arm, a forceps and a forceps traction rod; the hollow clamp rod is arranged on the upper portion of the fixed clamp handle, the rear end of the hollow clamp rod is connected with the fixed clamp handle through the rotating arm, the clamp draw bar is arranged inside the hollow clamp rod, the clamp is arranged on the outer side of the end portion of the hollow clamp rod and connected with the right end of the clamp draw bar, the middle of the movable clamp handle is hinged to the rear side of the fixed clamp handle, the inner end of the movable clamp handle is connected with the left end of the clamp draw bar, and the bottom of the hollow clamp rod is further provided with a telescopic exhaust assembly. The utility model discloses a set up flexible exhaust subassembly in hollow tong pole bottom, make the separation pincers have carminative function, can discharge gas at any time at the in-process of operation, prevent that gas from causing the interference to doctor's the field of vision, improve operation efficiency, can avoid attracting the trachea to inhale the condition that causes jam and pollution such as tissue, blood simultaneously.

Description

Adjustable exhaust separation forceps for laparoscope

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an adjustable exhaust separation pincers for peritoneoscope.

Background

With the popularization of health examination, more and more limited small kidney cancers are discovered, and for kidney cancer in T1a stage, nephrotomy with nephrons reserved has become a standard treatment scheme, while with the continuous development of laparoscopic technology, laparoscopic nephrotomy has become more and more popular and becomes a main surgical mode.

Due to the abundant blood supply of the kidney, the renal artery needs to be blocked during laparoscopic partial nephrectomy, and the blocking time needs to be limited to 30 minutes so as not to affect the function of the kidney. However, in the actual laparoscopic surgery process, even under the condition of blocking the renal artery, blood is still continuously leaked from the wound surface of the kidney during tumor resection, if the blood is not timely sucked away by a suction apparatus, the visual field is possibly unclear, and complete tumor resection cannot be guaranteed. However, in laparoscopic surgery, due to space limitation, only one operator can operate the laparoscopic surgery, the operator needs to hold the scissors with the right hand to excise the tumor, and needs to frequently replace the suction apparatus and the separation forceps with the left hand to respectively achieve the purposes of sucking bleeding and separating the tumor, so that not only is the operation difficulty increased, but also the operation progress is seriously affected, and the renal ischemia time is prolonged. Therefore, how to overcome the problem that the left hand of the master surgeon needs to frequently replace the suction apparatus and the separating forceps is a difficult problem to be solved urgently.

In addition, the existing laparoscopic separation forceps can generate a large amount of gas in the using process, the gas seriously obstructs the observation visual field of a doctor during operation, the operation speed is slowed down, the operation time is prolonged, the bleeding amount of a patient is increased, and the recovery and prognosis of the patient are not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable exhaust separation pincers for peritoneoscope through setting up the exhaust duct in separation pincers bottom, makes the peritoneoscope after the improvement have separation pincers and carminative function from exhaust separation pincers simultaneously, can effectively solve and trade the problem of changing aspirator and separation pincers frequently, simultaneously through setting the exhaust duct to the telescopic structure to avoid tissue, blood etc. to get into the exhaust duct and cause jam and pollution.

The utility model adopts the technical scheme as follows:

the utility model provides an adjustable exhaust separating forceps for laparoscope, which comprises a fixed forceps handle, a movable forceps handle, a hollow forceps rod, a rotating arm, a forceps and a forceps traction rod; the hollow clamp rod is arranged on the upper portion of the fixed clamp handle and the rear end of the hollow clamp rod is connected with the fixed clamp handle through the rotating arm, the clamp draw bar is arranged inside the hollow clamp rod, the clamp is arranged on the outer side of the end portion of the hollow clamp rod and connected with the right end of the clamp draw bar, the middle of the movable clamp handle is hinged to the rear side of the fixed clamp handle, and the inner end of the movable clamp handle is connected with the left end of the clamp draw bar, and the hollow clamp rod is characterized in that: and the bottom of the hollow clamp rod is also provided with a telescopic exhaust assembly.

Furthermore, the telescopic exhaust assembly comprises a sliding block, a control bracelet, an air suction pipe, a first exhaust channel, a second exhaust channel, an ejection device, an air suction pipe limiting mechanism and a sliding block resetting mechanism; the sliding block is connected to the inner side of the upper part of the fixed clamp handle in a sliding mode, the control bracelet is arranged at the middle bottom of the sliding block, the upper end of the control bracelet is hinged to the sliding block, and the middle upper part of the control bracelet is hinged to the fixed clamp handle; the first exhaust channel is arranged between the upper part of the front side and the bottom of the rear side of the sliding block, the suction air pipe is connected to the front end of the first exhaust channel through an ejection device, and the front end of the suction air pipe is spaced from the clamp by a certain distance; the second exhaust channel is arranged in the fixed clamp handle, the upper end of the second exhaust channel is arranged at the bottom end of the first exhaust channel in a staggered mode, and the bottom end of the first exhaust channel is not communicated with the upper end of the second exhaust channel in a normal state; the suction air pipe limiting mechanism is arranged at the upper part of the front end of the sliding block, and one end of the suction air pipe limiting mechanism is elastically clamped with the rear side of the suction air pipe; the slide block resetting mechanism is arranged at the lower part of the front end of the slide block.

Furthermore, the suction air pipe limiting mechanism comprises a first right-angle triangular clamping block, a first limiting spring, a second right-angle triangular clamping block, a second limiting spring and a limiting button, the first limiting spring is vertically and fixedly connected to the upper side of the front end of the sliding block, the bottom of the first right-angle triangular clamping block is fixedly connected with the upper end of the first limiting spring, two right-angle sides of the first right-angle triangular clamping block are respectively attached to the sliding block and the first limiting spring, and the top angle of the first right-angle triangular clamping block is clamped with the rear side of the suction air pipe; the limiting keys are arranged on the front side of the first right-angled triangular clamping block at intervals, the limiting keys are connected with the front side of the fixed clamp handle through second limiting springs, two right-angled sides of the second right-angled triangular clamping block are fixedly connected with the upper side and the right side of the inner wall of the limiting key respectively, and the second right-angled triangular clamping block and the first right-angled triangular clamping block are located on the same horizontal line and can be spliced into a complete cuboid.

Furthermore, the slide block reset mechanism comprises a reset spring and a reset push rod; one end of the reset push rod is connected with the lower part of the front end of the sliding block, the other end of the reset push rod is fixedly connected with one end of a reset spring, and the other end of the reset spring is fixedly connected with the front side of the fixed clamp handle.

Furthermore, a pressure spring is arranged between the connection positions of the control bracelet, the sliding block and the fixed clamp handle.

Furthermore, the part of the bottom of the sliding block, which is positioned at two sides of the bottom end of the first exhaust channel, is provided with a sealing rubber gasket.

Furthermore, the front side of the middle part of the movable clamp handle is connected with the rear side of the middle part of the fixed clamp handle through an elastic folding piece.

Furthermore, the inner end of the movable clamp handle is connected with the left end of the clamp traction rod through a pressure spring.

Furthermore, the rear end of the rotating arm is connected with the fixed clamp handle through a bearing.

Compared with the prior art, the utility model following beneficial effect has:

the utility model arranges the telescopic exhaust component at the bottom of the hollow clamp rod, so that the improved laparoscope self-exhaust separating clamp has the functions of separating clamp and exhausting simultaneously, can exhaust the gas at any time during the operation process, prevent the gas from interfering the visual field of the doctor, thereby improving the efficiency of the operation, effectively reducing the operation time, and simultaneously setting the first exhaust channel into a telescopic form, is arranged in a staggered way with the second exhaust channel inside the fixed clamp handle, when the exhaust is needed, the suction air pipe is extended outwards to communicate the first exhaust channel with the second exhaust channel, and the second exhaust channel is communicated with the air extraction equipment, when the air exhaust is not needed, the suction air pipe retracts into the fixed clamp handle, so that the blockage and pollution caused by the suction of tissues, blood and the like in the air exhaust pipeline can be effectively avoided, and the suction air pipe can be detached and is convenient to clean and replace.

Drawings

FIG. 1 is a schematic view of an embodiment of an adjustable exhaust separation forceps for laparoscope according to the present invention;

FIG. 2 is a schematic front sectional view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of a portion D of FIG. 2;

FIG. 4 is an enlarged schematic view of section C of FIG. 2;

FIG. 5 is an enlarged schematic view of portion B of FIG. 2;

FIG. 6 is an enlarged schematic view of portion A of FIG. 2;

FIG. 7 is an enlarged schematic view of section E of FIG. 2;

wherein, the reference numbers: 1-fixing a forceps handle; 2-movable clamp handle; 3-hollow clamp rod; 4-lower swivel arm; 5-clamping; 6-clamping traction rod 6; 7-a telescopic exhaust assembly; 21-elastic folding pieces; 22-a pressure spring; 41-a bearing; 71 a slider; 72-control bracelet; 73-suction trachea; 74-first exhaust passage; 75-a second exhaust channel; 76-an ejection device; 77-suction trachea limiting mechanism; 78-a slide reset mechanism; 711-sealing the rubber mat; 721-pressure spring; 771-first right-angle triangular fixture block; 772-a first limit spring; 773-second right triangle fixture block; 774 — second limit spring; 775-limit button; 781-a return spring; 782-resetting the push rod.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

It should be noted that in the description of the present invention, it should be noted that the terms "upper", "lower", "top", "bottom", "one side", "the other side", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of describing the present invention and simplifying the description, and does not mean that the device or the element must have a specific orientation, be constructed in a specific orientation, and be operated.

Referring to fig. 1 to 7, a specific structure of an embodiment of an adjustable exhaust separating forceps for a laparoscope according to the present invention is shown. The separating pliers comprise a fixed pliers handle 1, a movable pliers handle 2, a hollow pliers rod 3, a rotating arm 4, a pliers 5, a pliers traction rod 6 and a telescopic exhaust assembly 7; the hollow clamp rod 3 is arranged at the upper part of the fixed clamp handle 1, the rear end of the hollow clamp rod is connected with the fixed clamp handle 1 through a rotating arm 4, the rear end of the rotating arm 4 is connected with the fixed clamp handle 1 through a bearing 41, the clamp draw bar 6 is arranged inside the hollow clamp rod 3, the clamp 5 is arranged at the outer side of the end part of the hollow clamp rod 3 and is connected with the right end of the clamp draw bar 6, the middle part of the movable clamp handle 2 is hinged with the rear side of the fixed clamp handle 1, and the front side of the middle part of the movable clamp handle 2 is connected with the rear side of the middle part of the fixed clamp handle 1 through an elastic folding piece 21; the inner end of the movable clamp handle 2 is connected with the left end of the clamp traction rod 6 through a pressure spring 22, and the telescopic exhaust assembly 7 is arranged at the bottom of the hollow clamp rod 3.

The telescopic exhaust assembly comprises a slide block 71, a control bracelet 72, an air suction pipe 73, a first exhaust channel 74, a second exhaust channel 75, an ejection device 76, an air suction pipe limiting mechanism 77 and a slide block resetting mechanism 78; the sliding block 71 is slidably connected to the inner side of the upper part of the fixed caliper handle 1, the control bracelet 72 is obliquely arranged at the middle bottom part of the sliding block 71, the upper end of the control bracelet 72 is hinged with the sliding block 71, the middle upper part of the control bracelet 72 is hinged with the fixed caliper handle 1, and a pressure spring 721 is arranged between the connection parts of the control bracelet 72, the sliding block 71 and the fixed caliper handle 1; the first exhaust channel 74 is arranged between the upper part of the front side and the bottom part of the rear side of the sliding block 71, and the parts of the bottom of the sliding block 71, which are positioned at the two sides of the bottom end of the first exhaust channel 74, are provided with sealing rubber gaskets 711; the rear end of the suction air pipe 73 is connected to the front end of the first exhaust channel 74 through an ejecting device 76, the ejecting device 76 can adopt an elastic piece such as a spring, and the suction air pipe 73 is positioned in the inner cavity of the upper end of the fixed forceps handle 1, and the front end of the suction air pipe 73 is spaced from the forceps 5 by a certain distance; the second exhaust channel 75 is arranged in the fixed clamp handle 1, the upper end of the second exhaust channel is arranged at the bottom end of the first exhaust channel 74 in a staggered manner, and the bottom end of the first exhaust channel 74 is not communicated with the upper end of the second exhaust channel 75 in a normal state; the suction air pipe limiting mechanism 77 is arranged at the upper part of the front end of the sliding block 71, and one end of the suction air pipe limiting mechanism 77 is elastically clamped with the rear side of the suction air pipe 73; the slider return mechanism 78 is provided at the lower portion of the front end of the slider 71.

The suction air pipe limiting mechanism 77 comprises a first right-angled triangular clamping block 771, a first limiting spring 772, a second right-angled triangular clamping block 773, a second limiting spring 774 and a limiting key 775, the first limiting spring 772 is vertically and fixedly connected to the upper side of the front end of the sliding block 71, the bottom of the first right-angled triangular clamping block 771 is fixedly connected with the upper end of the first limiting spring 772, two right-angled sides of the first right-angled triangular clamping block 771 are respectively attached to the sliding block 71 and the first limiting spring 772, the top angle of the first right-angled triangular clamping block 771 is clamped with the rear side of the suction air pipe 73, and the rear side of the suction air pipe 73 is provided with a corresponding clamping groove; the limit keys 775 are arranged on the front side of the first right-angled triangular clamping block 771 at certain intervals, the limit keys 775 are connected with the front side of the fixed forceps handle 1 through a second limit spring 774, two right-angle sides of the second right-angled triangular clamping block 773 are fixedly connected with the upper side and the right side of the inner wall of the limit keys 775 respectively, the second right-angled triangular clamping block 773 and the first right-angled triangular clamping block 771 are positioned on the same horizontal line and can be spliced into a complete cuboid, when the sliding block 71 slides forwards to the limit keys 775, the limit keys 775 are pressed inwards, the inclined plane of the second right-angled triangular clamping block 773 can downwards extrude the inclined plane of the first right-angled triangular clamping block 771, so that the first right-angled triangular clamping block 771 moves downwards to be separated from being clamped with the air suction pipe 73, and at the time, the air suction pipe 73 can be popped outwards under the action of the popping device 76, the suction air pipe 73 is convenient to detach, replace and clean.

The slide block resetting mechanism 78 comprises a resetting spring 781 and a resetting push rod 782; one end of the reset push rod 782 is connected with the lower portion of the front end of the sliding block 71, the other end of the reset push rod 782 is fixedly connected with one end of the reset spring 781, the other end of the reset spring 781 is fixedly connected with the front side of the fixed clamp handle 1, when the air suction pipe 73 extends forwards for air exhaust, the sliding block 71 slides forwards to extrude the reset spring 781, the reset spring 781 is in a contraction state, and when the air exhaust is completed, the air suction pipe 73 contracts, and the sliding block can be quickly reset under the action of the reset spring 781.

When carrying out laparoscopic surgery operation, the handheld adjustable exhaust separation pincers of assistant, through controlling the closed forceps holder focus or the normal tissue of fixed pincers handle 1 and activity pincers handle 2, the jaw direction (360 °) is adjusted to right hand forefinger beat swinging boom 4, when producing fog influence operation field of vision in the art, the assistant uses right hand forefinger to collude and draws control bracelet 72 equally, makes flexible exhaust subassembly 7 move forward together with attraction trachea 73, works as when first exhaust passage 74 and second exhaust passage 75 dock, the fog is got rid of extracorporeally, and the operation is wild after, the assistant relaxs right hand forefinger, slider canceling release mechanical system 78 resets flexible exhaust subassembly 7, attracts trachea 73 to retract to 3 intrathecals of hollow tong pole.

When the aspirator tube 73 is blocked or needs to be replaced and cleaned, the control bracelet 72 is hooked and pulled by an operator or a nurse to enable the telescopic exhaust assembly 7 and the aspirator tube 73 to move forwards, and the limit key 775 is pressed simultaneously, so that the second right-angled triangular clamping block 773 and the first right-angled triangular clamping block 771 in the aspirator tube limit mechanism 77 are positioned on the same horizontal line and can be spliced into a complete cuboid, at the moment, the aspirator tube 73 can be popped outwards under the action of the popping device 76, and the aspirator tube 73 can be easily detached, replaced and cleaned.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims (9)

1. An adjustable exhaust separating forceps for a laparoscope comprises a fixed forceps handle, a movable forceps handle, a hollow forceps rod, a rotating arm, a forceps and a forceps draw bar; the hollow clamp rod is arranged on the upper portion of the fixed clamp handle and the rear end of the hollow clamp rod is connected with the fixed clamp handle through the rotating arm, the clamp draw bar is arranged inside the hollow clamp rod, the clamp is arranged on the outer side of the end portion of the hollow clamp rod and connected with the right end of the clamp draw bar, the middle of the movable clamp handle is hinged to the rear side of the fixed clamp handle, and the inner end of the movable clamp handle is connected with the left end of the clamp draw bar, and the hollow clamp rod is characterized in that: and the bottom of the hollow clamp rod is also provided with a telescopic exhaust assembly.

2. The adjustable exhaust release forceps for laparoscope as recited in claim 1, further comprising: the telescopic exhaust assembly comprises a sliding block, a control bracelet, an air suction pipe, a first exhaust channel, a second exhaust channel, a pop-up device, an air suction pipe limiting mechanism and a sliding block resetting mechanism; the sliding block is connected to the inner side of the upper part of the fixed clamp handle in a sliding mode, the control bracelet is arranged at the middle bottom of the sliding block, the upper end of the control bracelet is hinged to the sliding block, and the middle upper part of the control bracelet is hinged to the fixed clamp handle; the first exhaust channel is arranged between the upper part of the front side and the bottom of the rear side of the sliding block, the suction air pipe is connected to the front end of the first exhaust channel through an ejection device, and the front end of the suction air pipe is spaced from the clamp by a certain distance; the second exhaust channel is arranged in the fixed clamp handle, the upper end of the second exhaust channel is arranged at the bottom end of the first exhaust channel in a staggered mode, and the bottom end of the first exhaust channel is not communicated with the upper end of the second exhaust channel in a normal state; the suction air pipe limiting mechanism is arranged at the upper part of the front end of the sliding block, and one end of the suction air pipe limiting mechanism is elastically clamped with the rear side of the suction air pipe; the slide block resetting mechanism is arranged at the lower part of the front end of the slide block.

3. The adjustable exhaust release forceps for laparoscope as recited in claim 2, further comprising: the suction air pipe limiting mechanism comprises a first right-angle triangular clamping block, a first limiting spring, a second right-angle triangular clamping block, a second limiting spring and a limiting button, the first limiting spring is vertically and fixedly connected to the upper side of the front end of the sliding block, the bottom of the first right-angle triangular clamping block is fixedly connected with the upper end of the first limiting spring, two right-angle sides of the first right-angle triangular clamping block are respectively attached to the sliding block and the first limiting spring, and the top angle of the first right-angle triangular clamping block is clamped with the rear side of the suction air pipe; the limiting keys are arranged on the front side of the first right-angled triangular clamping block at intervals, the limiting keys are connected with the front side of the fixed clamp handle through second limiting springs, two right-angled sides of the second right-angled triangular clamping block are fixedly connected with the upper side and the right side of the inner wall of the limiting key respectively, and the second right-angled triangular clamping block and the first right-angled triangular clamping block are located on the same horizontal line and can be spliced into a complete cuboid.

4. The adjustable exhaust release forceps for laparoscope as recited in claim 2, further comprising: the slide block resetting mechanism comprises a resetting spring and a resetting push rod; one end of the reset push rod is connected with the lower part of the front end of the sliding block, the other end of the reset push rod is fixedly connected with one end of a reset spring, and the other end of the reset spring is fixedly connected with the front side of the fixed clamp handle.

5. The adjustable exhaust release forceps for laparoscope as recited in claim 1, further comprising: and a pressure spring is arranged between the connection part of the control bracelet, the sliding block and the fixed clamp handle.

6. The adjustable exhaust release forceps for laparoscope as recited in claim 2, further comprising: and sealing rubber pads are arranged on the parts, located on two sides of the bottom end of the first exhaust channel, of the bottom of the sliding block.

7. The adjustable exhaust release forceps for laparoscope as recited in claim 1, further comprising: the front side of the middle part of the movable clamp handle is connected with the rear side of the middle part of the fixed clamp handle through an elastic folding piece.

8. The adjustable exhaust release forceps for laparoscope as recited in claim 1, further comprising: the inner end of the movable clamp handle is connected with the left end of the clamp traction rod through a pressure spring.

9. The adjustable exhaust release forceps for laparoscope as recited in claim 1, further comprising: the rear end of the rotating arm is connected with the fixed clamp handle through a bearing.

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