CN113440208B - Ligature clip forceps and use method thereof - Google Patents
Ligature clip forceps and use method thereof Download PDFInfo
- Publication number
- CN113440208B CN113440208B CN202110681832.4A CN202110681832A CN113440208B CN 113440208 B CN113440208 B CN 113440208B CN 202110681832 A CN202110681832 A CN 202110681832A CN 113440208 B CN113440208 B CN 113440208B
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- assembly
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- 238000000034 method Methods 0.000 title abstract description 19
- 238000010304 firing Methods 0.000 claims abstract description 81
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 14
- 210000004204 blood vessel Anatomy 0.000 description 5
- 210000000683 abdominal cavity Anatomy 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 208000031074 Reinjury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000002674 endoscopic surgery Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/128—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips
- A61B17/1285—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips for minimally invasive surgery
Abstract
The invention provides a ligature clip applier and a use method thereof, comprising the following steps: gun body assembly for holding and firing: the gun body assembly consists of a left shell, a right shell, a feeding clamp assembly, a firing assembly and a clamping bin assembling and disassembling button, and is movably arranged on a gun barrel assembly at one end of the gun body assembly: the upper connecting pipe and the lower connecting pipe are in buckling connection, an annular cavity structure formed by the upper firing connecting ring and the lower firing connecting ring is movably sleeved outside the upper connecting pipe and the lower connecting pipe and axially moves outside the upper connecting pipe and the lower connecting pipe, and barbs are arranged at the front ends of the pushing clamping plate and the clamping storage groove; further comprises: the clamping bin assembly for loading and unloading the ligature clamp can be replaced, the ligature clamp can be quickly replenished after being exhausted in the operation process, the clamp applying time is shortened, the ligature clamp is basically in a natural state in the clamping bin assembly, the failure rate of the ligature clamp is greatly reduced, the gun body assembly and the gun barrel assembly can be repeatedly used in the same operation, and the economic burden of a patient is reduced.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a ligature clip applier and a use method thereof.
Background
In the endoscopic surgery, the blood vessels of the organ and the tissue after the separation need to be ligated and hemostasis, and a common method is to ligate the blood vessels by using a ligature clamp so as to block blood flow.
The existing clip appliers for ligature clips are two types, one clip appliers is a single-shot clip applier, after the single clip applier jaw is provided with one ligature clip, an operator stretches the clip applier into the abdominal cavity of a patient to finish clip applier, then the clip applier is taken out of the abdominal cavity of the patient and is transmitted to a nurse to finish new ligature clip installation, and then the clip applier is transmitted to the operator, and then the operator stretches the clip applier into the abdominal cavity of the patient again to finish clip applier, so that the process of ligating blood vessels by one or a plurality of ligature clips is repeated, a complex process is required, the operation time is prolonged, the repeated injuries brought by the repeated access of the instrument into the abdominal cavity of the patient are increased, and the bleeding amount of the patient in the operation is increased.
The other clip applier is a clip applier with a plurality of ligature clips which are continuously sent out once, 10-20 ligature clips are arranged in the barrel of the clip applier, the ligature clips can continuously clip, and although the clip applier solves a plurality of problems of the single-hair clip applier in use, two defects still exist, namely, the clip applier has the following steps: the ligature clamp is in an approximate closed state in the gun barrel for a long time, the ligature clamp is easy to generate plastic deformation, and when the ligature clamp is pushed to the jaw, the ligature clamp often cannot be completely sprung out, so that the ligature clamp falls from the jaw, and the clamp application cannot be successfully completed; second,: when the number of ligature clips in the clip applier barrel can not meet the operation requirement, a new clip applier needs to be replaced, and because the ligature clips can not be assembled again, the economic burden of a patient is obviously increased, and the clip magazine, the clip pushing plate and the clip applier which are matched with the prior application number of CN202011563231.5 are used in the continuous mode.
In order to overcome the defects of the prior art, the invention aims to provide a ligature clamp which can prevent plastic deformation, and ligature clip forceps capable of replacing clip cabin and use method thereof.
Disclosure of Invention
The invention aims to provide a ligature clip applier and a use method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a ligating clip applier comprising:
gun body assembly for holding and firing: the gun body assembly consists of a left shell, a right shell, a clip feeding assembly, a firing assembly and a clip bin assembling and disassembling button, wherein the clip feeding assembly pushes the ligature clip in the clip bin assembly to the inside of the gun barrel assembly, the firing assembly sequentially pushes the ligature clip fed into the gun barrel assembly forwards and pushes the ligature clip at the forefront end to the jaw, and the clip bin assembling and disassembling button is used for fixedly installing the clip bin assembly in an installation groove formed in the gun body assembly;
barrel assembly movably mounted at one end of the gun body assembly: the gun barrel assembly is movably arranged at one end of the gun body assembly through a rotary poking button, the rotary poking button drives the gun barrel assembly to axially rotate, the gun barrel assembly consists of an upper firing connecting ring, a lower firing connecting ring, a pushing clamping plate, an upper connecting pipe, a clamping storage groove, a lower connecting pipe, a gun barrel and a jaw assembly, the upper firing connecting ring and the lower firing connecting ring are in buckling connection to form an annular inner cavity, the upper connecting pipe and the lower connecting pipe are in buckling connection, an annular cavity structure formed by the upper firing connecting ring and the lower firing connecting ring is movably sleeved outside the upper connecting pipe and the lower connecting pipe and axially moves outside the upper connecting pipe and the lower connecting pipe, the pushing clamping plate and the upper firing connecting ring are connected through a pushing clamping plate sliding shaft, the clamping storage groove is fixedly arranged on the rotary poking button, the pushing clamping plate is movably arranged in the gun barrel, the upper connecting pipe, the lower connecting pipe and the gun barrel are fixedly connected, and the front ends of the pushing clamping storage groove are all provided with barbs; further comprises:
a press from both sides storehouse subassembly for loading and unloading ligature clamp: the utility model provides a ligature press from both sides storehouse subassembly including pressing from both sides storehouse shell, pressing from both sides storehouse upper cover, ligature press from both sides compression board, ligature press from both sides, send splint and press from both sides storehouse lower cover, press from both sides storehouse lower cover and press from both sides the storehouse shell and carry out fixed mounting through pressing from both sides the storehouse upper cover, ligature press from both sides compression board movable mounting and press from both sides between the storehouse upper cover and press from both sides the storehouse lower cover, send splint movable mounting to press from both sides between ligature press from both sides and press from both sides the storehouse lower cover, send splint to have the barb one side towards ligature press from both sides and support in proper order on ligature press from both sides boss face of cylinder, send splint to press from both sides the storehouse lower cover spout under ligature press from both sides compression board and pressing from both sides the storehouse lower cover formation in the cavity lateral shifting, press from both sides storehouse shell one side and offered and push away the clamp window, push away clamp protruding muscle movable fit that sets up in clamp window and the mounting groove.
Preferably, a pushing clamping plate sliding shaft is fixedly arranged in the upper connecting pipe, the pushing clamping plate axially moves along the pushing clamping plate sliding shaft, and a pushing clamping plate pressure spring is movably sleeved on the pushing clamping plate sliding shaft.
Preferably, a reset spring is movably sleeved at one end of the gun barrel, which is far away from the jaw assembly, and one end of the reset spring, which is far away from the upper firing connecting ring, is movably abutted against the inner wall of the rotary knob.
Preferably, the firing assembly consists of a firing handle, a connecting rod, a firing bar and a handle reset tension spring, wherein the firing handle and the firing bar are respectively connected with the connecting rod through rotating shafts and movably arranged in the left shell and the right shell, one end of the handle reset tension spring is connected with the firing handle, the other end of the handle reset tension spring is connected with the left shell and the right shell, and the upper firing connecting ring and the lower firing connecting ring are movably arranged in the firing bar.
Preferably, the jaw assembly comprises a left jaw, a right jaw, an opening elastic piece and a closing elastic piece, the left jaw and the right jaw are movably arranged at the front end of the clip storage groove, and the opening elastic piece and the closing elastic piece are arranged in the front end of the clip storage groove.
A method for using ligature clips to apply ligatures continuously, the ligature clamp continuous hair clip applier comprises the following steps:
step one: the lower cover of the clamping bin is installed towards the installation groove, so that a chute of the lower cover of the clamping bin on the shell of the clamping bin faces to the convex pushing clamp rib to be installed into the clip applier, the ligating clamp is compressed to a state to be triggered, the clip feeding plate is connected with the clip feeding rack, and the lower cover of the clamping bin is butted with the clip storage groove to form a clip feeding channel;
step two: in the installation process of the clamping bin assembly, the pushing clamp convex rib penetrates through the sliding groove of the lower cover of the clamping bin to push the ligature clamp compression plate to transversely slide to one side of the clamping bin, and at the moment, the ligature clamp compression plate extrudes the ligature clamp to compress the ligature clamp to a to-be-fired state;
step three: the clamp feeding knob is rotated to drive the primary gear to rotate, the primary gear accelerates the secondary gear to drive the clamp feeding rack to move forwards through the transmission ratio of the primary gear and the secondary gear, the clamp feeding rack is always in a tightening state under the action of the secondary gear and the spring, the clamp feeding rack pushes the clamp feeding plate to move forwards, and the ligation clamp is pushed by the barb on the clamp feeding plate to move forwards and then enters the clamp storage groove;
step four: continuing to rotate the clip feeding knob until the ligature clip is fed to the appointed position at the forefront end of the clip storage groove;
step five: the clip feeding knob is reversely rotated, the clip feeding rack and the clip feeding plate are pulled back by means of resilience of the spring, the ligature clip is left in the clip storage groove under the action of the barb on the clip pushing plate, and the whole clip feeding process is completed;
step six: the triggering handle is triggered to move through the connecting rod and the triggering rod to drive the upper triggering connecting ring and the pushing clamp plate pressure spring to push the pushing clamp plate to move forwards, all the ligature clamps move forwards under the action of the barbs on the pushing clamp plate, the ligature clamp at the forefront end is pushed into the jaw clamping groove, and meanwhile the pushing clamp plate props against the ligature clamp at the jaw to fix the ligature clamp;
step seven: the firing handle is continuously buckled, all relevant parts are continuously moved forwards except the pushing clamping plate, the gun barrel is pushed to move forwards through the upper connecting pipe and the lower connecting pipe, at the moment, the front end of the gun barrel extrudes the left jaw and the right jaw to enable the left jaw and the right jaw to be folded inwards, and then the ligation clamp is clamped on a blood vessel;
step eight: releasing the firing handle, resetting all firing parts under the combined action of the firing handle tension spring, the reset spring and the pushing clamp plate compression spring, and leaving the rear ligature clamp in place under the action of the barbs on the clamp storage groove, wherein the clamping process of one ligature clamp is completed;
step nine: repeating the actions from the step six to the step eight to finish clamping of the residual ligature clamp in the clamp storage groove;
step ten: and when all the ligature clips in the clip storage groove are clamped, replacing a new clip cabin assembly, and repeating the above actions to complete the clip application of the ligature clips.
Compared with the prior art, the invention has the beneficial effects that:
1. the bin clamping assembly can be replaced, and the gun body assembly and the gun barrel assembly can be reused in one operation, so that the economic burden of a patient is greatly reduced, and the utilization rate of medical resources is improved;
2. according to the invention, the ligature clamp can be continuously pushed into the gun barrel assembly through the clamp bin assembly, and can be quickly replenished after the ligature clamp is exhausted in the operation process, so that the damage to the ligature peripheral part caused by replacing the clip applier is reduced, and meanwhile, the clip applier time is shortened;
3. the ligature clip is basically in a natural state in the clip bin assembly, is applied to human tissues for clipping after being pushed into the clip storage groove for short-time extrusion, and compared with the continuous clip applier in the prior art, the ligature clip has the advantages that the failure rate is greatly reduced, and the normal closing of the tissues after clipping is ensured.
The clamping bin assembly can be replaced, and the ligation clamp can be quickly replenished after being exhausted in the operation process, so that the clamp application time is shortened; the ligature clamp is basically in a natural state in the clamp bin assembly, so that the failure rate of the ligature clamp is reduced; meanwhile, the gun body assembly and the gun barrel assembly can be used in one operation, so that the economic burden of a patient is greatly reduced.
Drawings
FIG. 1 is a schematic view of a cartridge assembly disassembly structure of the present invention;
FIG. 2 is a schematic view of the cartridge assembly installation process of the present invention;
FIG. 3 is a schematic view of a rotary knob arrangement according to the present invention;
FIG. 4 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 5 is a schematic view of the position of the feed clamp assembly and firing assembly of the present invention;
FIG. 6 is a schematic view of the explosive structure of the barrel assembly of the present invention;
FIG. 7 is a schematic view of an exploded view of the cartridge assembly of the present invention;
FIG. 8 is a schematic view of a push-grip window opening position according to the present invention;
FIG. 9 is a schematic view of a clamping plate feeding structure according to the present invention;
FIG. 10 is a schematic view of the firing assembly of the present invention in an exploded configuration;
FIG. 11 is a schematic view of a ligating clip of the present invention compressed by a ligating clip compression plate;
FIG. 12 is a schematic view of the opening position of the chute of the lower cover of the cartridge according to the present invention;
FIG. 13 is a schematic view of the ligating clip of the present invention in a cocked state;
FIG. 14 is an exploded view of the clip feed assembly of the present invention;
FIG. 15 is a schematic view showing a state in which the feed shoe of the present invention is fed to the shoe storage;
FIG. 16 is a schematic view showing the ligating clip of the present invention reaching a designated position;
fig. 17 is a schematic view showing a retracted state of the clamping plate feeding device according to the present invention.
In the figure: 1 gun body component, 2 gun barrel component, 21 upper firing connecting ring, 22 lower firing connecting ring, 23 pushing clamping plate, 24 upper connecting pipe, 241 pushing clamping plate sliding shaft, 242 pushing clamping plate pressure spring, 25 storing clamping groove, 26 lower connecting pipe, 27 gun barrel, 28 jaw component, 281, left and right jaw, 282 opening spring plate, 283 closing spring plate, 284 reset spring, 29 barb, 3 clamping chamber component, 31 clamping chamber shell, 311 pushing clamping window, 32 clamping chamber upper cover, 33 ligating clamping compression plate, 34 feeding clamping plate, 35 clamping chamber lower cover, 36 clamping chamber lower cover sliding groove, 4 ligating clamp, 5 left and right shell, 6 feeding clamping component, 61 feeding clamping knob, 62 primary gear, 63 secondary pinion, 64 secondary gear, 65 feeding clamping rack, 66 spring, 67 primary gear shaft, 68 secondary gear shaft, 69 spring fixed shaft, 7 firing component, 71 handle, 72 connecting rod, 73 tension spring rod, 74 handle reset, 8 clamping chamber assembling and disassembling button, 9 mounting groove, 91 pushing clamping convex bar, 10 rotary poking button.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
referring to fig. 1-17, the present invention provides a technical solution:
a ligating clip applier comprising:
the gun body assembly 1 for holding and firing: the gun body assembly 1 consists of a left shell 5, a right shell, a clip feeding assembly 6, a firing assembly 7 and a clip bin assembling and disassembling button 8, wherein the clip feeding assembly 6 pushes the ligating clip 4 in the clip bin assembly 3 into the gun barrel assembly 2, the firing assembly 7 sequentially pushes the ligating clip 4 fed into the gun barrel assembly 2 forwards and pushes the ligating clip 4 at the forefront end to a jaw, and the clip bin assembling and disassembling button 8 is used for fixedly installing the clip bin assembly 3 in an installation groove 9 formed in the gun body assembly 1;
barrel assembly 2 movably mounted at one end of body assembly 1: the gun barrel assembly 2 is movably arranged at one end of the gun body assembly 1 through a rotary poking button 10, the rotary poking button 10 drives the gun barrel assembly 2 to axially rotate, the gun barrel assembly 2 consists of an upper firing connecting ring 21, a lower firing connecting ring 22, a pushing clamp plate 23, an upper connecting pipe 24, a clamp storage groove 25, a lower connecting pipe 26, a gun barrel 27 and a jaw assembly 28, the upper firing connecting ring 21 and the lower firing connecting ring 22 are in buckling connection to form an annular inner cavity, the upper connecting pipe 24 is in buckling connection with the lower connecting pipe 26, an annular cavity structure formed by the upper firing connecting ring 21 and the lower firing connecting ring 22 is movably sleeved outside the upper connecting pipe 24 and the lower connecting pipe 26 and axially moves outside the upper connecting pipe, the pushing clamp plate 23 is connected with the upper firing connecting ring 21 through a pushing clamp sliding shaft 241, the clamp storage groove 25 is fixedly arranged on the rotary poking button 10, the pushing clamp plate 23 is movably arranged in the gun barrel 27, and the upper connecting pipe 24, the lower connecting pipe 26 and the gun barrel 27 are fixedly connected, and the front ends of the clamp storage groove 25 are respectively provided with barbs 29; further comprises:
a cartridge assembly 3 for loading and unloading ligature clips: the clamping bin assembly 3 comprises a clamping bin shell 31, a clamping bin upper cover 32, a ligating clamp compression plate 33, a ligating clamp 4, a clamping plate 34 and a clamping bin lower cover 35, wherein the clamping bin lower cover 35 and the clamping bin shell 31 are fixedly installed through the clamping bin upper cover 32, the ligating clamp compression plate 33 is movably installed between the clamping bin upper cover 32 and the clamping bin lower cover 35, the ligating clamp compression plate 33 transversely moves in sliding grooves of the clamping bin upper cover 32 and the clamping bin lower cover 35, the clamping plate 34 is movably installed between the ligating clamp 4 and the clamping bin lower cover 35, one face of the clamping plate 34 with barbs 29 faces the ligating clamp 4 and sequentially abuts against boss cylindrical surfaces of the ligating clamp 4, the clamping plate 34 transversely moves in a cavity formed by the ligating clamp compression plate 33 and the clamping bin lower cover 35, a clamping bin lower cover sliding groove 36 with uniform intervals is formed on one side of the clamping bin lower cover 35, a pushing clamp window 311 is formed on one side of the clamping bin shell 31, and the pushing clamp window 311 is movably matched with a pushing convex rib 91 arranged in the mounting groove 9.
As a preferable mode, a pushing clamp plate sliding shaft 241 is fixedly installed in the upper connecting pipe 24, the pushing clamp plate 23 axially stretches and contracts along the pushing clamp plate sliding shaft 241, and a pushing clamp plate pressure spring 242 is movably sleeved on the pushing clamp plate sliding shaft 241.
Preferably, a return spring 281 is movably sleeved at the end of the gun barrel 27 away from the jaw assembly 28, and one end of the return spring 281 away from the upper firing connection ring 21 is movably abutted against the inner wall of the rotary knob (10).
As one preferable example, the clip feeding assembly 6 includes a clip feeding knob 61, a primary gear 62, a secondary pinion 63, a secondary large gear 64, a clip feeding rack 65, and a spring 66, the clip feeding knob 61 is connected to the primary gear 62 through a primary gear shaft 67, the primary gear 62 is meshed with the secondary pinion 63, the secondary pinion 63 is integrally formed with the secondary large gear 64 and rotates around a secondary gear shaft 68, the secondary large gear 64 is meshed with the clip feeding rack 65, and one end of the clip feeding rack 65 is mounted on a spring fixing shaft 69 through the spring 66.
As one preferable mode, the firing assembly 7 is composed of a firing handle 71, a connecting rod 72, a firing bar 73 and a handle reset tension spring 74, wherein the firing handle 71 and the firing bar 73 are respectively connected with the connecting rod 72 through rotating shafts and movably installed in the left and right shells 5, one end of the handle reset tension spring 74 is connected to the upper end of the firing handle 71 and one end of the handle reset tension spring is connected to the left and right shells 5, and the upper firing connecting ring 21 and the lower firing connecting ring 22 are movably installed in the firing bar 73.
Preferably, the jaw assembly 28 includes a left and a right jaw 281, an opening spring 282 and a closing spring 283, wherein the left and the right jaws 281 are movably mounted at the front end of the clip storage groove 25, and the opening spring 282 and the closing spring 283 are both disposed in the front end of the clip storage groove 25.
A method for using ligature clips to apply ligatures continuously, the ligature clamp continuous hair clip applier comprises the following steps:
step one: the lower cover 35 of the clamping bin is installed towards the installation groove 9, so that the chute 36 of the lower cover of the clamping bin on the housing 5 of the clamping bin is installed into the clip applier towards the pushing convex rib 91, the ligating clip 4 is compressed to a state to be triggered, the clip feeding plate 34 is connected with the clip feeding rack 65, and the lower cover 35 of the clamping bin is butted with the clip storage groove 25 to form a clip feeding channel;
step two: in the mounting process of the clamping bin assembly 3, the pushing clamp convex rib 91 passes through the clamping bin lower cover sliding groove 36 to push the ligature clamp compression plate 33 to transversely slide towards one side of the clamping bin, and at the moment, the ligature clamp compression plate 33 extrudes the ligature clamp 4 to compress the ligature clamp 4 to a to-be-fired state;
step three: rotating the clamp transferring knob 61 to drive the first gear 62 to rotate, enabling the first gear 62 to accelerate the second gear 64 through a transmission ratio with the second pinion 63 to drive the clamp transferring rack 65 to move forwards, enabling the clamp transferring rack 65 to be always in a tightening state under the action of the second gear 64 and the spring 66, enabling the clamp transferring rack 65 to push the clamp transferring plate 34 to move forwards, and enabling the ligation clamp 4 to move forwards along with the push of the barb 29 on the clamp transferring plate 34 to enter the clamp storing groove 25;
step four: continuing to rotate the clip transferring knob 61 until the ligating clip 4 is sent to the designated position at the forefront end of the clip storing groove 25;
step five: the clip transferring knob 61 is reversely rotated, the clip returning rack 65 and the clip transferring plate 34 are pulled back by the rebound resilience of the spring 66, the ligature clip 4 is left in the clip storing groove 25 under the action of the barb 29 on the clip pushing plate 23, and the whole clip transferring process is completed;
step six: the triggering handle 71 is triggered to move through the connecting rod 72 and the triggering rod 73 to drive the upper triggering connecting ring 21 and the pushing clamping plate pressure spring 242 to push the pushing clamping plate 23 to move forwards, all the ligature clamps 4 move forwards along with the action of the barbs 29 on the pushing clamping plate 23, the ligature clamp 4 at the forefront end is pushed into the jaw clamping groove, and meanwhile, the pushing clamping plate 23 props against the ligature clamps 4 at the jaw to fix the ligature clamps;
step seven: continuing to buckle the firing handle 71, all relevant parts except the pushing clamping plate 23 continue to move forwards and push the gun tube 27 to move forwards through the upper connecting tube 24 and the lower connecting tube 26, and at the moment, the front end of the gun tube 27 presses the left jaw 281 and the right jaw 281 to retract inwards, so that the ligation clip 4 is clamped on a blood vessel;
step eight: releasing the firing handle 71, wherein all firing components are reset under the combined action of the firing handle tension spring 74, the reset spring 281 and the pushing clamp plate pressure spring 242, and the rear ligature clamp 4 is left in place under the action of the barbs 29 on the clamp storage groove 25, so that the clamping process of one ligature clamp 4 is completed;
step nine: repeating the actions from the step six to the step eight to finish clamping the residual ligating clips 4 in the clip storage groove 25;
step ten: when all the ligating clips 4 in the clip storage groove 25 are clipped, a new clip cabin assembly 3 is replaced, and the clipping of the ligating clips 4 is completed by repeating the above actions.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a ligature presss from both sides ligature and sends out clamp forceps continuously which characterized in that: comprising the following steps:
the gun body assembly (1) is used for holding and firing: the gun body assembly (1) consists of a left shell (5), a right shell (6), a clip feeding assembly (6), a firing assembly (7) and a clip bin assembling and disassembling button (8), wherein the clip feeding assembly (6) pushes the ligating clip (4) inside the clip bin assembly (3) to the inside of the gun barrel assembly (2), the firing assembly (7) sequentially pushes the ligating clip (4) fed into the gun barrel assembly (2) forwards and releases the ligating clip (4) at the forefront end, and the clip bin assembling and disassembling button (8) is used for fixedly installing the clip bin assembly (3) in an installation groove (9) formed in the gun body assembly (1);
a gun barrel assembly (2) movably mounted at one end of the gun body assembly (1): the gun barrel assembly (2) is movably arranged at one end of the gun body assembly (1) through a rotary poking button (10), the rotary poking button (10) drives the gun barrel assembly (2) to axially rotate, the gun barrel assembly (2) is composed of an upper firing connecting ring (21), a lower firing connecting ring (22), a push clamping plate (23), an upper connecting pipe (24), a storage clamping groove (25), a lower connecting pipe (26), a gun barrel (27) and a jaw assembly (28), the upper firing connecting ring (21) and the lower firing connecting ring (22) are in buckling connection to form an annular inner cavity, the annular cavity structure formed by the upper firing connecting ring (24) and the lower firing connecting ring (22) is movably sleeved outside the upper connecting ring (24) and the lower connecting ring (26) and axially stretches out and draws back outside the lower connecting ring, the push clamping plate (23) is fixedly connected with the upper connecting ring (21), the storage clamping groove (25) is fixedly arranged in a mounting groove (9) formed in the lower firing connecting ring (26), the upper firing connecting ring (21), the lower firing connecting ring (24), the lower firing connecting ring (26) and the upper firing connecting ring (24) are movably sleeved outside the lower connecting ring (26), the front ends of the pushing clamping plate (23) and the clamping storage groove (25) are respectively provided with a barb (29); further comprises:
a clamping bin assembly (3) for loading and unloading the ligating clamp: the utility model provides a press from both sides storehouse subassembly (3) including pressing from both sides storehouse shell (31), pressing from both sides storehouse upper cover (32), ligature clamp compression plate (33), ligature clamp (4), send splint (34) and press from both sides storehouse lower cover (35), press from both sides storehouse lower cover (35) and press from both sides storehouse shell (31) and carry out fixed mounting through pressing from both sides storehouse upper cover (32), ligature clamp compression plate (33) movable mounting and press from both sides between storehouse upper cover (32) and pressing from both sides storehouse lower cover (35), ligature clamp compression plate (33) transversely move in pressing from both sides the spout of storehouse upper cover (32) and pressing from both sides storehouse lower cover (35), send splint (34) movable mounting to press from both sides between ligature clamp (4) and clamp storehouse lower cover (35), send splint (29) one side towards ligature clamp (4) and support in proper order on the boss cylinder face of ligature clamp (4), send splint (34) to move longitudinally in the cavity that ligature clamp compression plate (33) and clamp storehouse lower cover (35) formed, press from both sides storehouse lower cover (35) down, press from both sides storehouse lower cover (35) and evenly open the spout (311) and press from both sides down, seal up window (311) and push away from both sides down, push away window (91) and push away side of the inside of storehouse under cover (35).
2. The ligating clip applier of claim 1, wherein: the upper connecting pipe (24) is internally and fixedly provided with a pushing clamping plate sliding shaft (241), the pushing clamping plate (23) axially stretches along the pushing clamping plate sliding shaft (241), and the pushing clamping plate sliding shaft (241) is movably sleeved with a pushing clamping plate pressure spring (242).
3. The ligating clip applier of claim 2, wherein: one end of the gun barrel (27) far away from the jaw assembly (28) is movably sleeved with a reset spring (284), and one end of the reset spring (284) far away from the upper firing connecting ring (21) is movably abutted against the inner walls of the left shell (5) and the right shell.
4. The ligating clip applier of claim 3, wherein: the firing assembly (7) is composed of a firing handle (71), a connecting rod (72), a firing rod (73) and a handle reset tension spring (74), the firing handle (71) and the firing rod (73) are respectively connected with the connecting rod (72) through rotating shafts and movably mounted in the left and right shells (5), one end of the handle reset tension spring (74) is connected to the firing handle (71) and the other end is connected to the left and right shells (5), and the upper firing connecting ring (21) and the lower firing connecting ring (22) are movably mounted in the firing rod (73).
5. The ligating clip applier of claim 4, wherein: the jaw assembly (28) comprises a left jaw (281), a right jaw (281), an opening elastic piece (282) and a closing elastic piece (283), the left jaw (281) and the right jaw (281) are movably mounted at the front end of the clip storage groove (25), and the opening elastic piece (282) and the closing elastic piece (283) are arranged in the front end of the clip storage groove (25).
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| CN202110681832.4A CN113440208B (en) | 2021-06-19 | 2021-06-19 | Ligature clip forceps and use method thereof |
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| CN202110681832.4A CN113440208B (en) | 2021-06-19 | 2021-06-19 | Ligature clip forceps and use method thereof |
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| CN113440208B true CN113440208B (en) | 2023-08-01 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114098884B (en) * | 2021-11-09 | 2022-11-29 | 浙江微度医疗器械有限公司 | Two-gear type repeating clip applier |
| CN113796917A (en) * | 2021-11-19 | 2021-12-17 | 杭州康基医疗器械有限公司 | Continuous hair clip applying mechanism applied to continuous hair clip applying clamp |
| CN114469240B (en) * | 2022-01-25 | 2023-07-14 | 常州市康蒂娜医疗科技有限公司 | Continuous hair clip applier with detachable ligature clip assembly |
| CN115337066B (en) * | 2022-10-18 | 2023-01-10 | 苏州英途康医疗科技有限公司 | Clamping mechanism and clamping device thereof |
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