CN114259270A - Electric anastomat with percussion degree display function - Google Patents

Abstract

The invention relates to the technical field of anastomats and discloses an electric anastomat with a firing degree display function. The electric anastomat with the firing degree display has the advantages that the positioning pin component is firstly fired through the firing driving component to fix human tissues, then the staple pushing component is fired to push out staples to suture the human tissues, in the process that the staple pushing component fires the staples, when the staple pushing component is normally fired, the indicating component slides to the specified position and stops moving, the indicating lamp flickers for 15 seconds and then automatically triggers the resetting function of the firing driving component to ensure the suturing effect on the human tissues; when the staple pushing assembly is abnormally triggered due to falling of anastomosis staples, the indicating piece stops moving without sliding to a specified position, and the indicating lamp automatically triggers the reset function of the triggering driving assembly after flashing for 3 seconds, so that all the assemblies are timely reset.

Description

Electric anastomat with percussion degree display function

Technical Field

The invention relates to the technical field of anastomats, in particular to an electric anastomat with a percussion degree display function.

Background

The linear anastomat is used for beating two rows of mutually staggered staples which are arranged in a straight line on tissues to replace manual operation suture, is suitable for closing stumps or incisions in digestive tract reconstruction and other organ resection operations, can save operation time, reduces patient bleeding and can carry out operation suture more conveniently by using the instrument.

Chinese patent CN201721232035.3 provides a linear type anastomat, and it includes the casing, and the front end of casing is equipped with to support the nail seat, be equipped with in the casing and slide relatively the casing for carry out the activity trigger module of fixing a position and percussion to the nail storehouse, still be equipped with the drive movable trigger module on the casing and produce the drive assembly who slides, the upper surface of casing be equipped with the sliding block, the sliding block is connected with and carries out the locating lever of fixing a position to supporting nail seat and nail storehouse, the casing on be equipped with can gliding feed the jam plate, the end of feeding the jam plate is equipped with the latch segment that card income drive assembly carries out locking, feeds to have the sliding tray on the jam plate, the lower surface of sliding block be equipped with the sliding tray complex protruding.

However, the above-mentioned stapler has some disadvantages: when the device is used, after a positioning needle of an anastomotic nail is in place, because a gap may exist between the side wall of the nail bin and the nail abutting seat and human tissue, the anastomotic nail which is subsequently fired cannot be directly contacted and inserted with the human tissue after coming out of the nail bin and may fall into the gap to be clamped, the anastomotic nail clamped in the gap can cause obstruction to normal firing of other anastomotic nails, so that a driving assembly cannot continue to push the anastomotic nail, a user cannot clearly determine the firing depth of the anastomotic nail and is in a blind seam state, and when the anastomotic nail is not completely fired due to nail falling, the user cannot timely know the condition and stop operating to process the falling anastomotic nail, but mistakenly thinks that the anastomotic nail is normally fired, the stapling efficiency of the human tissue is influenced, and additional trauma is caused to the human tissue; and the manual operation anastomat has the disadvantages of complicated steps, labor-consuming operation, difficulty in uniform nail discharge when the anastomosis nail is triggered, and poor anastomosis effect.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the electric anastomat with the percussion degree display function, which has the advantages that the percussion depth of an anastomosis nail can be displayed through an indicating piece, and the percussion assembly is driven to automatically reset, so that the problem that a user cannot timely handle accidents when falling of the nail cannot be solved because the conventional anastomat cannot display the percussion depth is solved.

(II) technical scheme

In order to solve the technical problem that the existing anastomat cannot display the percussion depth, so that a user cannot timely deal with the occurrence of accidents when the nail is dropped, the invention provides the following technical scheme:

an electric anastomat with a firing degree display function comprises an outer clamping plate, an outer shell, a firing assembly and a firing driving assembly, wherein the outer clamping plate is fixedly installed on two sides of the end portion of the outer shell;

trigger drive assembly is used for the drive trigger assembly, the locating pin subassembly triggers after targetting in place just can the trigger push away nail subassembly, push away the near-end fixedly connected with indicator of nail subassembly, the shell body top is provided with indicating area and pilot lamp trigger drive assembly drives push away the in-process of nail subassembly the indicator tip along the indicating area slides and shows the percussion depth push away nail subassembly normal firing or unusual percussion lead to the percussion depth different the pilot lamp demonstrates different scintillation state to automatic triggering trigger drive assembly's reset function.

Preferably, the firing assembly further comprises a nail bin assembly, the nail bin assembly comprises a nail bin support and a nail bin, the outer wall of the nail bin support is attached to the inner wall of the outer clamping plate, and the nail bin is arranged at the far end of the nail bin support; the far end of the outer clamping plate is provided with a nail abutting seat, the near end of the outer clamping plate is provided with a limiting head, the end part of the outer shell is provided with a mounting opening, and the limiting head is fixedly mounted on the inner side of the mounting opening; the nail pushing assembly comprises a pushing rod and a nail pushing plate, the surface of the pushing rod is attached to the inner wall of the nail bin support, the nail pushing plate is arranged at the far end of the pushing rod, a nail pushing column is arranged on the nail pushing plate, and the pushing rod drives the nail pushing column to trigger anastomotic nails in the nail bin, so that human tissues clamped between the nail pushing seat and the nail bin are sewn.

Preferably, the trigger driving assembly comprises a support plate, a connecting seat, a first limiting plate, a first driving mechanism and a second driving mechanism, the end part of the support plate is fixedly connected with the connecting seat and the first limiting plate, the locating pin assembly is fixedly connected with the side wall of the connecting seat, the first limiting plate is arranged on two sides of the connecting seat respectively, the first driving mechanism is arranged on the lower side of the support plate, and the second driving mechanism is arranged on the upper surface of the support plate.

Preferably, the first driving mechanism comprises a driving gear, a first rotating shaft, a driving motor, a second rotating shaft and transmission gears, the driving gear is fixedly sleeved on the first rotating shaft, a driving shaft of the driving motor is fixedly connected with the second rotating shaft, the first rotating shaft and the second rotating shaft are respectively and fixedly sleeved with the transmission gears, and the two transmission gears are meshed with each other; the utility model discloses a bearing plate, including extension board, shell body, first pivot, second pivot, drive gear, support plate lower surface is provided with the rack board, the rack board with drive gear intermeshing, shell body inner wall surface is provided with pivot mount pad and motor support, the tip of first pivot with the second pivot rotates the assembly respectively and is being corresponded on the pivot mount pad, driving motor fixed mounting be in on the motor support.

Preferably, second actuating mechanism includes support, electric putter and second electromagnetism piece, the support sets up on the extension board, electric putter's stiff end sets up on the support, electric putter's expansion end is provided with the second electromagnetism piece, the mounting groove has been seted up to the near-end of push rod, the inside first electromagnetism piece that is provided with of mounting groove, first electromagnetism piece with the magnetism of second electromagnetism piece is different.

Preferably, the push rod with first through-hole and second through-hole have been seted up respectively to the near-end of nail storehouse support, first through-hole with the opening size of second through-hole is unanimous, the connecting seat lower extreme respectively with first through-hole with second through-hole sliding fit, nail storehouse support both sides are provided with the second limiting plate respectively, the connecting seat is located when the second through-hole distal end first limiting plate with the second limiting plate pastes.

Preferably, the dowel pin assembly comprises a locating pin and a connecting rod, the connecting rod is fixedly connected with the connecting seat, a first guide hole is formed in the end part of the outer shell, a guide block is arranged on the surface of the push rod, a second guide hole is formed in the upper end of the nail bin, the connecting rod is sequentially in sliding fit with the guide hole, the guide block and the second guide hole, the locating groove is formed in the upper end of the nail abutting seat, and the locating groove is matched with the far end of the locating pin in size.

Preferably, the indicating area outside is provided with the demonstration scale, it includes first scale, second scale and third scale to show the scale, first scale, second scale and third scale show respectively the different percussion progress of percussion subassembly, be provided with infrared sensor on the lateral wall of indicating area distal end, through infrared sensor detects the position that indicator is located.

Preferably, the supporting plate is provided with guide plates on two sides respectively, the second limiting plate is provided with guide strips on the side wall respectively, the surface of the inner wall of the outer shell is provided with a first guide groove and a second guide groove respectively, the guide plates are assembled on the first guide groove in a sliding mode respectively, and the guide strips are assembled on the second guide groove in a sliding mode respectively.

(III) advantageous effects

Compared with the prior art, the invention provides an electric anastomat with percussion degree display, which has the following beneficial effects:

1. according to the electric anastomat with the triggering degree display function, the triggering assembly is driven by the triggering driving assembly, the positioning pin assembly is triggered to fix human body tissues, then the nail pushing assembly is triggered to push out anastomosis nails to suture the human body tissues, and the triggering stability is improved; in the process of triggering the anastomotic staples through the staple pushing assembly, when the staple pushing assembly is normally triggered, the indicating piece slides from the near end to the far end of the indicating area and stops moving, the indicating lamp flickers for 15 seconds and then automatically triggers the reset function of the triggering driving assembly, and each assembly stands still for 15 seconds to ensure the suturing effect of the anastomotic staples on human tissues; when the anastomotic nail falls and leads to pushing away the nail subassembly percussion anomaly, the indicator does not slide to the distal end of instruction district and just stops removing, and the reset function of percussion drive assembly is triggered automatically to the pilot lamp scintillation 3 seconds back, makes each subassembly in time reset, can in time discover the percussion failure and remind medical personnel, makes things convenient for medical personnel to clear up the anastomotic nail that drops, has avoided the anastomotic nail that drops to cause extra wound to the patient.

2. This electronic anastomat with percussion degree shows, it is rotatory to drive the second pivot through driving motor, it is rotatory to drive first pivot under two drive gear's transmission, first pivot drives drive gear rotatory, and then drive the extension board and remove under the meshing of drive gear and rack plate, the extension board drives connecting seat and first limiting plate synchronous motion, and then the drive moves with the locating pin subassembly that the connecting seat is connected, when the extension board moves to the connecting seat and is located first through-hole and second through-hole distal end, because the connecting seat is supporting the lateral wall of first through-hole and second through-hole, the extension board continues to move towards the direction of distal end and can drive locating pin subassembly, push rod and nail storehouse support synchronous motion, realize locating pin subassembly, the linkage of push rod and nail storehouse support.

3. This electronic anastomat with percussion degree shows through set up first electromagnetic sheet and the second electromagnetic sheet that magnetism is different on push rod and electric putter respectively, when the extension board removed to electric putter and push rod contact, first electromagnetic sheet and second electromagnetic sheet can be in the same place through the magnetic force linkage that attracts mutually under the on-state, can drive the push rod through electric putter this moment and remove, and then drive whole nail pushing assembly and remove to the drive nail pushing assembly accomplishes the restoration after the percussion is accomplished.

4. This electronic anastomat with percussion degree shows, through set up the demonstration scale in the instruction zone outside, first scale, second scale and third scale show the different percussion progress of percussion subassembly respectively, and set up infrared sensor on the lateral wall of instruction zone distal end, the in-process of stick percussion anastomosis nail detects the position that the indicator was located through infrared sensor, trigger the reset function of percussion drive assembly at corresponding time when anastomosis nail normal percussion or percussion are unusual, can in time reflect the current state of locating of electronic anastomat.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partial cross-sectional view of the outer housing of the present invention in an initial state;

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is an exploded view of the staple pushing assembly and the staple cartridge assembly of the present invention;

FIG. 5 is a schematic structural view of a dowel assembly, a staple pushing assembly, a staple cartridge assembly and a firing drive assembly of the present invention;

FIG. 6 is an exploded view of the firing drive assembly of the present invention;

FIG. 7 is a schematic partial cross-sectional view of the present invention;

FIG. 8 is a second partial cross-sectional view of the present invention;

fig. 9 is a third schematic partial sectional view of the present invention.

In the figure: 1. an outer splint; 11. a nail abutting seat; 111. positioning a groove; 12. a limiting head; 2. an outer housing; 21. an indication area; 211. a first scale; 212. a second scale; 213. a third scale; 214. an infrared sensor; 22. an indicator light; 23. an installation port; 24. a first guide hole; 3. a dowel assembly; 31. positioning pins; 32. a connecting rod; 4. a staple pushing assembly; 41. a push rod; 411. a first through hole; 42. a nail pushing plate; 43. a first electromagnetic sheet; 44. a guide block; 5. a firing drive assembly; 51. a support plate; 511. a rack plate; 512. a guide plate; 52. a connecting seat; 53. a first limit plate; 54. a first drive mechanism; 541. a drive gear; 542. a first rotating shaft; 543. a drive motor; 544. a second rotating shaft; 545. a transmission gear; 55. a second drive mechanism; 551. a support; 552. an electric push rod; 553. a second electromagnetic sheet; 6. an indicator; 7. a staple cartridge assembly; 71. a nail bin support; 711. a second through hole; 712. a second limiting plate; 72. a staple cartridge; 721. a second guide hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, an electric stapler with a percussion display includes an outer splint 1, an outer shell 2, a percussion assembly and a percussion driving assembly 5, and is characterized in that: the outer clamping plate 1 is fixedly arranged on two sides of the end part of the outer shell 2, the firing assembly comprises a positioning pin assembly 3 and a nail pushing assembly 4, and the positioning pin assembly 3 is assembled on the upper side of the nail pushing assembly 4 in a sliding mode;

the percussion driving assembly 5 is used for driving the percussion assembly, the positioning pin assembly 3 can be used for percussion the nail pushing assembly 4 after being struck in place, the positioning pin assembly 3 is firstly percussion to fix human tissues through the percussion driving assembly 5, then the nail pushing assembly 4 is percussion to push out anastomotic nails to sew the human tissues, the sewing effect is ensured, the near end of the nail pushing assembly 4 is fixedly connected with the indicating piece 6, the top of the outer shell 2 is provided with an indicating area 21 and an indicating lamp 22, the end part of the indicating piece 6 slides along the indicating area 21 to display the percussion depth in the process of driving the nail pushing assembly 4 by the percussion driving assembly 5, the indicating lamp 22 shows different flashing states due to the normal percussion or abnormal percussion of the nail pushing assembly 4, the resetting function of the percussion driving assembly 5 is automatically triggered, a battery assembly is arranged inside the handle of the outer shell 2, the power is supplied to the percussion driving assembly 5 through the battery assembly, an operating button is arranged outside the handle and is used for controlling the starting and resetting of the firing driving component 5.

When the stapler is used, the firing driving assembly 5 is started by pressing the operating button, the firing driving assembly 5 firstly fires the locating pin assembly 3 to fix human tissues, then the staple pushing assembly 4 is fired to push out staples to suture the human tissues, in the process of firing the staples, when the staple pushing assembly 4 is normally fired, the indicating piece 6 slides from the near end to the far end of the indicating area 21 and stops moving, at the moment, the indicating lamp 22 flickers for 15 seconds and then automatically triggers the reset function of the firing driving assembly 5, and the staples successfully suture the human tissues; when the nail pushing assembly 4 is abnormally triggered, the indicating piece 6 stops moving without sliding to the far end of the indicating area 21, and at the moment, the indicating lamp 22 flickers for 3 seconds and then automatically triggers the reset function of the triggering driving assembly 5 to stop damage in time.

Further, referring to fig. 1-4, the firing assembly further comprises a staple cartridge assembly 7, the staple cartridge assembly 7 comprises a staple cartridge support 71 and a staple cartridge 72, an outer wall of the staple cartridge support 71 is attached to an inner wall of the outer clamping plate 1, and the staple cartridge 72 is disposed at a distal end of the staple cartridge support 71; the far end of the outer splint 1 is provided with a nail abutting seat 11, the near end of the outer splint 1 is provided with a limiting head 12, the end part of the outer shell 2 is provided with a mounting opening 23, and the limiting head 12 is fixedly mounted on the inner side of the mounting opening 23; the nail pushing assembly 4 comprises a push rod 41 and a nail pushing plate 42, the surface of the push rod 41 is attached to the inner wall of the nail bin support 71, the nail pushing plate 42 is arranged at the far end of the push rod 41, a nail pushing column is arranged on the nail pushing plate 42, the nail pushing column is driven by the push rod 41 to trigger anastomotic nails in the nail bin 72, and human tissue clamped between the nail pushing seat 11 and the nail bin 72 is sutured.

When the nail pushing device is used, the positioning pin assembly 3 is firstly triggered through the triggering driving assembly 5, then the positioning pin assembly 3, the nail pushing assembly 4 and the nail bin assembly 7 are driven to move synchronously, when the positioning pin assembly 3 is triggered in place, human tissues are positioned between the nail pushing seat 11 and the nail bin 72, finally the nail pushing assembly 4 is triggered, the nail pushing column is driven through the push rod 41 to trigger anastomotic nails in the nail bin 72, and the human tissues clamped between the nail pushing seat 11 and the nail bin 72 are sutured.

Further, referring to fig. 5 and 6, the firing driving assembly 5 includes a support plate 51, a connecting seat 52, a first limiting plate 53, a first driving mechanism 54 and a second driving mechanism 55, the end of the support plate 51 is fixedly connected with the connecting seat 52 and the first limiting plate 53, the positioning pin assembly 3 is fixedly connected with the side wall of the connecting seat 52, the first limiting plates 53 are respectively disposed on two sides of the connecting seat 52, the first driving mechanism 54 is disposed on the lower side of the support plate 51, and the second driving mechanism 55 is disposed on the upper surface of the support plate 51.

The first driving mechanism 54 comprises a driving gear 541, a first rotating shaft 542, a driving motor 543, a second rotating shaft 544 and a transmission gear 545, the driving gear 541 is fixedly sleeved on the first rotating shaft 542, a driving shaft of the driving motor 543 is fixedly connected with the second rotating shaft 544, the first rotating shaft 542 and the second rotating shaft 544 are respectively and fixedly sleeved with the transmission gear 545, and the two transmission gears 545 are meshed with each other; a rack plate 511 is arranged on the lower surface of the support plate 51, and the rack plate 511 is meshed with the driving gear 541; the inner wall surface of the outer shell 2 is provided with a rotating shaft mounting seat and a motor support, the end parts of the first rotating shaft 542 and the second rotating shaft 544 are respectively assembled on the corresponding rotating shaft mounting seats in a rotating manner, the driving motor 543 is fixedly mounted on the motor support, so that the second rotating shaft 544 can be driven to rotate by the driving motor 543, the first rotating shaft 542 is driven to rotate under the transmission action of the two transmission gears 545, the first rotating shaft 542 drives the driving gear 541 to rotate, the supporting plate 51 is driven to move under the meshing of the driving gear 541 and the rack plate 511, the supporting plate 51 drives the connecting seat 52 and the first limiting plate 53 to synchronously move, and the positioning pin assembly 3 connected with the connecting seat 52 is driven to move.

The second driving mechanism 55 includes a support 551, the electric push rod 552 and the second electromagnetic sheet 553, the support 551 is disposed on the support 51, the fixed end of the electric push rod 552 is disposed on the support 551, the movable end of the electric push rod 552 is provided with the second electromagnetic sheet 553, the mounting groove is disposed at the proximal end of the push rod 41, the first electromagnetic sheet 43 is disposed inside the mounting groove, the magnetism of the first electromagnetic sheet 43 and the second electromagnetic sheet 553 is different, thereby when the support 51 moves to the electric push rod 552 to contact with the push rod 41, the first electromagnetic sheet 43 and the second electromagnetic sheet 553 can be connected together through the magnetic force attracted under the power-on state, at this time, the push rod 41 can be driven to move through the electric push rod 552, and then the whole push pin assembly 4 is driven.

Referring to fig. 4 and 5, a first through hole 411 and a second through hole 711 are respectively formed at the proximal ends of the push rod 41 and the magazine support 71, the openings of the first through hole 411 and the second through hole 711 are consistent in size, the lower end of the connecting seat 52 is respectively in sliding fit with the first through hole 411 and the second through hole 711, second limiting plates 712 are respectively arranged at two sides of the magazine support 71, and the first limiting plate 53 is attached to the second limiting plate 712 when the connecting seat 52 is located at the distal end of the second through hole 711, so that when the support plate 51 moves to the position where the connecting seat 52 is located at the distal ends of the first through hole 411 and the second through hole 711, the support plate 51 continues to move towards the distal direction to drive the positioning pin assembly 3, the push rod 41 and the magazine support 71 to move synchronously.

Referring to fig. 2 and 3, the positioning pin assembly 3 includes a positioning pin 31 and a connecting rod 32, the connecting rod 32 is fixedly connected to the connecting seat 52, the end of the outer casing 2 is provided with a first guide hole 24, the surface of the push rod 41 is provided with a guide block 44, the upper end of the nail bin 72 is provided with a second guide hole 721, the connecting rod 32 is sequentially in sliding fit with the guide hole 24, the guide block 44 and the second guide hole 721, the upper end of the nail abutting seat 11 is provided with a positioning groove 111, and the positioning groove 111 is matched with the distal end of the positioning pin 31 in size.

When the invention is used, after the triggering driving component 5 is started, four driving processes are carried out: s1, the driving gear 541 is driven to rotate by the driving motor 543 under the transmission action of the two transmission gears 545, the supporting plate 51 is driven to move under the meshing of the driving gear 541 and the rack plate 511, and the supporting plate 51 drives the connecting seat 52 and the first limiting plate 53 to synchronously move; in the process that the connecting seat 52 slides from the proximal end to the distal end of the first through hole 411 and the second through hole 711, the connecting seat 52 only drives the connecting rod 32 connected therewith to move towards the distal end, when the connecting seat 52 moves to the distal end of the first through hole 411 and the second through hole 711, the positioning pin 31 protrudes from the inside of the second guiding hole 721 by a distance, and at this time, the second electromagnetic sheet 553 on the electric push rod 552 just contacts with the first electromagnetic sheet 43 on the push rod 41 (see fig. 7);

s2, the driving motor 543 continues to operate to drive the support plate 51 to continue to move towards the distal end, the connecting seat 52 drives the connecting rod 32, the push rod 41 and the nail bin support 71 to synchronously move until the second limiting plate 712 is attached to the side wall of the limiting head 12, the driving motor 543 stops operating, the positioning pin 31 is fired in place, that is, the end of the positioning pin 31 passes through the human tissue and abuts against the positioning groove 111, and the human tissue is positioned between the nail abutting seat 11 and the nail bin 72 (see fig. 8);

s3, the first electromagnetic plate 43 and the second electromagnetic plate 553 are energized through the battery assembly, the electric push rod 552 is connected with the push rod 41 under the action of the attracting magnetic force, the push rod 41 is driven to move towards the distal end by the electric push rod 552, the push rod 41 drives the staple pushing post on the staple pushing plate 42 to fire the anastomotic staples in the staple cartridge 72 from the staple exit, and the human tissue clamped between the staple abutting seat 11 and the staple cartridge 72 is sutured (see fig. 9);

s4, after the reset function of the percussion driving assembly 5 is triggered, the electric push rod 552 drives the push rod 41 to move towards the proximal end first until the electric push rod 552 recovers to the initial state, the first electromagnetic plate 43 and the second electromagnetic plate 553 are powered off again, then the driving motor 543 drives the driving gear 541 to rotate reversely, and drives the support plate 51 to move towards the proximal end until the driving motor 543 recovers to the initial state, and at this time, the support plate 51 drives the positioning pin 31, the push rod 41 and the magazine support 71 to move to the initial position (see fig. 2).

Further, referring to fig. 7-9, the display scales are disposed outside the indication area 21, the display scales include a first scale 211, a second scale 212, and a third scale 213, the first scale 211, the second scale 212, and the third scale 213 respectively represent different firing schedules of the firing assembly, an infrared sensor 214 is disposed on a side wall of the far end of the indication area 21, and the position of the indication member 6 is detected by the infrared sensor 214.

When the invention is used, the indicator 6 moves synchronously with the push rod 41, and when the firing driving assembly 5 is in the initial state and the execution of S1 is finished, the indicator 6 is positioned at the first scale 211; at the completion of the firing drive assembly 5 executing S2, the indicator 6 is located at the second scale 212; when the firing driving assembly 5 successfully executes the step S3, the indicator 6 is located at the third scale 213, the staples are normally fired, the infrared sensor 214 detects that the indicator 6 reaches the third scale 213 when the indicator 6 stops, the indicator light 22 flickers for 15 seconds, then the firing driving assembly 5 executes the reset operation of the step S4, the positioning pin 31, the push rod 41 and the staple cartridge 72 are all kept in a static state within the 15 seconds to ensure the suturing effect on the human tissues, and the firing driving assembly 5 drives the assemblies to reset, so that the sutured human tissues can be taken down; when the trigger driving assembly 5 executes S3 abnormity, the push rod 41 cannot continuously push the staples due to the staples, when the indicator 6 stops, the infrared sensor 214 detects that the indicator 6 does not slide to the third scale 213, the indicator light 22 flashes for 3 seconds, the trigger driving assembly 5 executes the reset operation of S4, the situation that the trigger driving assembly 5 continuously triggers to cause component damage is avoided, after the trigger driving assembly 5 drives each assembly to reset, medical personnel can clean the staples falling between the staple abutting seat 11 and the staple cartridge 72, and then the trigger driving assembly 5 is restarted to finish the suture operation.

Referring to fig. 4 and 6, further, guide plates 512 are respectively disposed on two sides of the support plate 51, guide strips are respectively disposed on sidewalls of the second limiting plate 712, a first guide groove and a second guide groove are respectively disposed on the inner wall surface of the outer shell 2, the guide plates 512 are respectively slidably mounted on the first guide grooves, the guide strips are respectively slidably mounted on the second guide grooves, and the support plate 51 and the second limiting plate 712 are respectively guided and supported by the first guide groove and the second guide groove.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an electronic anastomat with degree of percussion shows, includes outer splint (1), shell body (2), firing subassembly and firing drive assembly (5), its characterized in that: the outer clamping plate (1) is fixedly arranged on two sides of the end part of the outer shell (2), the firing assembly comprises a positioning pin assembly (3) and a nail pushing assembly (4), and the positioning pin assembly (3) is assembled on the upper side of the nail pushing assembly (4) in a sliding mode;

trigger drive assembly (5) are used for the drive the trigger assembly, only can the trigger after locating pin subassembly (3) firing target in place push away nail subassembly (4), the near-end fixedly connected with indicator (6) of pushing away nail subassembly (4), shell body (2) top is provided with indicating area (21) and pilot lamp (22) trigger drive assembly (5) drive the in-process of pushing away nail subassembly (4) indicator (6) tip along indicating area (21) slide and show the firing depth push away nail subassembly (4) normal firing or unusual firing lead to the firing depth different pilot lamp (22) demonstrate different scintillation state, and automatic triggering the reset function of trigger drive assembly (5).

2. The powered stapler with firing level display of claim 1, wherein: the firing assembly further comprises a nail bin assembly (7), the nail bin assembly (7) comprises a nail bin support (71) and a nail bin (72), the outer wall of the nail bin support (71) is attached to the inner wall of the outer clamping plate (1), and the nail bin (72) is arranged at the far end of the nail bin support (71);

the nail abutting seat (11) is arranged at the far end of the outer clamping plate (1), the limiting head (12) is arranged at the near end of the outer clamping plate (1), the mounting opening (23) is formed in the end of the outer shell (2), and the limiting head (12) is fixedly mounted on the inner side of the mounting opening (23);

the staple pushing assembly (4) comprises a push rod (41) and a staple pushing plate (42), the surface of the push rod (41) is attached to the inner wall of the staple cartridge support (71), the staple pushing plate (42) is arranged at the far end of the push rod (41), staple pushing columns are arranged on the staple pushing plate (42), and the staple pushing columns are driven by the push rod (41) to fire anastomotic staples in the staple cartridge (72) so as to suture human tissues clamped between the staple pushing seat (11) and the staple cartridge (72).

3. The powered stapler with firing level display of claim 2, wherein: percussion drive assembly (5) include extension board (51), connecting seat (52), first limiting plate (53), first actuating mechanism (54) and second actuating mechanism (55), extension board (51) tip fixedly connected with connecting seat (52) and first limiting plate (53), locating pin subassembly (3) with connecting seat (52) lateral wall fixed connection, first limiting plate (53) set up respectively connecting seat (52) both sides, first actuating mechanism (54) set up extension board (51) downside, second actuating mechanism (55) set up extension board (51) upper surface.

4. The powered stapler with firing level display of claim 3, wherein: the first driving mechanism (54) comprises a driving gear (541), a first rotating shaft (542), a driving motor (543), a second rotating shaft (544) and transmission gears (545), the driving gear (541) is fixedly sleeved on the first rotating shaft (542), a driving shaft of the driving motor (543) is fixedly connected with the second rotating shaft (544), the first rotating shaft (542) and the second rotating shaft (544) are respectively and fixedly sleeved with the transmission gears (545), and the two transmission gears (545) are meshed with each other;

extension board (51) lower surface is provided with rack plate (511), rack plate (511) with drive gear (541) intermeshing, shell body (2) inner wall surface is provided with pivot mount pad and motor support, first pivot (542) with the tip of second pivot (544) rotates the assembly respectively and is corresponding on the pivot mount pad, driving motor (543) fixed mounting be in on the motor support.

5. The powered stapler with firing level display of claim 3, wherein: the second driving mechanism (55) comprises a support (551), an electric push rod (552) and a second electromagnetic sheet (553), the support (551) is arranged on the support plate (51), the fixed end of the electric push rod (552) is arranged on the support (551), the movable end of the electric push rod (552) is provided with the second electromagnetic sheet (553), the near end of the push rod (41) is provided with an installation groove, a first electromagnetic sheet (43) is arranged in the installation groove, and the magnetism of the first electromagnetic sheet (43) is different from that of the second electromagnetic sheet (553).

6. The powered stapler with firing level display of claim 3, wherein: first through-hole (411) and second through-hole (711) have been seted up respectively to push rod (41) with the near-end of nail storehouse support (71), first through-hole (411) with the opening size of second through-hole (711) is unanimous, connecting seat (52) lower extreme respectively with first through-hole (411) with second through-hole (711) sliding fit, nail storehouse support (71) both sides are provided with second limiting plate (712) respectively, connecting seat (52) are located when second through-hole (711) distal end first limiting plate (53) with second limiting plate (712) paste mutually.

7. The powered stapler with firing level display of claim 3, wherein: locating pin subassembly (3) include locating pin (31) and connecting rod (32), connecting rod (32) with connecting seat (52) fixed connection, first guiding hole (24) have been seted up to shell body (2) tip, push rod (41) surface is provided with guide block (44), second guiding hole (721) have been seted up to nail storehouse (72) upper end, connecting rod (32) in proper order with guiding hole (24) guide block (44) with second guiding hole (721) sliding fit, support nail seat (11) upper end and seted up locating slot (111), locating slot (111) with locating pin (31) distal end size phase-match.

8. The powered stapler with firing level display of claim 1, wherein: the utility model discloses a percussion instrument, including indicating region (21), indicating region (21) outside is provided with the display scale, the display scale includes first scale (211), second scale (212) and third scale (213), first scale (211), second scale (212) and third scale (213) represent respectively percussion assembly's different percussion progress, be provided with infrared sensor (214) on the lateral wall of indicating region (21) distal end, through infrared sensor (214) detect the position that indicator (6) are located.

9. The powered stapler with a firing level display of claim 6, wherein: the supporting plate (51) is provided with guide plates (512) on two sides respectively, guide strips are arranged on the side wall of the second limiting plate (712) respectively, a first guide groove and a second guide groove are formed in the surface of the inner wall of the outer shell (2) respectively, the guide plates (512) are assembled on the first guide groove in a sliding mode respectively, and the guide strips are assembled on the second guide groove in a sliding mode respectively.

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