CN113180762A - Surgical forceps end effector assembly with safety mechanism - Google Patents
Surgical forceps end effector assembly with safety mechanism Download PDFInfo
- Publication number
- CN113180762A CN113180762A CN202110554774.9A CN202110554774A CN113180762A CN 113180762 A CN113180762 A CN 113180762A CN 202110554774 A CN202110554774 A CN 202110554774A CN 113180762 A CN113180762 A CN 113180762A
- Authority
- CN
- China
- Prior art keywords
- seat
- fixedly connected
- nail
- sliding
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an end effector assembly of an operating forceps with a safety mechanism, belonging to the technical field of medical instruments. According to the invention, through the mutual matching of the designed structures such as the inclined plane body, the first supporting spring, the guide wheel, the ejector rod, the ejector pin, the second supporting spring, the limiting clamping piece, the limiting clamping box, the torsion spring, the first pin shaft, the second pin shaft, the concave groove and the permanent magnet sheet, the titanium nail can be prevented from being separated from the titanium nail guide outlet and being discharged when misoperation occurs, the operation is convenient, the misoperation accident can be avoided to a higher degree, the safety performance of the operating forceps main body in the use process is further improved, the resetting function is provided, the use is more convenient, and a good auxiliary effect is provided for the behavior operation of medical personnel.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an end effector assembly of an operating forceps with a safety mechanism.
Background
The surgical instruments refer to medical instruments used in clinical operations, and besides conventional surgical instruments, there are some specialized instruments: orthopedics, urology, gynecology, burn, orthopedics, brain surgery, cardiothoracic surgery, general surgery, and the like.
The operation pincers are the higher appurtenance of frequency of use in the surgery operation, however, the operation pincers that use in the present surgery operating room still have some weak points, lack effectual insurance mechanism, when taking place the maloperation, make the titanium nail in the operation pincers to fall into the patient's is internal easily, cause secondary damage easily, it is life safety still to endanger the patient seriously, and some operation pincers go up and have set up some insurance mechanisms, but all need operate insurance mechanism when operating handle at every turn, lack the automatic re-setting function, bring inconvenience for medical personnel's work, therefore, need an operation pincers end effector subassembly that has insurance mechanism to solve above-mentioned problem urgently on the market in the present stage.
Disclosure of Invention
The invention aims to: the surgical forceps end effector assembly with the safety mechanism is provided for solving the problems that the surgical forceps used in the current surgical operating room have some defects, an effective safety mechanism is lacked, when misoperation occurs, titanium nails in the surgical forceps are easy to fall into the body of a patient, secondary injury is easy to cause, and the life safety of the patient is seriously threatened.
In order to achieve the purpose, the invention adopts the following technical scheme:
an end effector component of an operating forceps with a safety mechanism comprises an operating forceps main body, wherein a nail abutting seat is arranged at the tail end of the operating forceps main body, a nail bin is arranged on the operating forceps main body corresponding to the nail abutting seat, a fixed handle is fixedly connected to the bottom of the operating forceps main body, a movable handle is arranged on the bottom of the operating forceps main body corresponding to the fixed handle, a same driving shaft is arranged between the movable handle and the fixed handle, the end of the driving shaft is hinged to one face, close to the movable seat, of the end of the driving shaft through a second pin shaft, a second sliding seat is fixedly connected to one face, away from the movable handle, of the movable seat, the second sliding seat is connected to a second sliding groove formed in the surface of the fixed handle in a sliding mode, a concave groove is formed in one face, away from the movable seat, and a connecting seat is sleeved in the concave groove, the side joint of connecting seat has first bearing, the switching axle has been cup jointed in the first bearing, the switching axle deviates from the spacing fastener of one side fixedly connected with of connecting seat, spacing fastener is located the second and slides the spread groove that the medial surface of groove seted up, be provided with spacing card box in the spread groove, spacing card box cover is established on the surface of spacing fastener.
As a further description of the above technical solution:
the position that the nail storehouse inside wall corresponds the titanium nail delivery port is provided with sealed lid, the one side that keeps away from to support the nail seat of sealed lid is through a bridge type link and the one side fixed connection that the ramp body is close, roll connection has the guide pulley on the inclined plane of ramp body, the one side fixedly connected with ejector pin that the guide pulley deviates from the ramp body, the position that corresponds the ejector pin on supporting the nail seat is provided with the thimble, the first seat that slides of fixedly connected with of ramp body, first seat sliding connection slides in the first groove of sliding that the nail storehouse inside wall was seted up, the terminal surface of first inslot side of sliding is through a supporting spring and the one side fixed connection that first seat is close.
As a further description of the above technical solution:
the utility model discloses a nail structure, including nail storehouse, nail seat, sleeve, thimble groove, the position that the nail storehouse surface corresponds to supporting the nail seat has seted up the titanium nail and has led out the mouth, just it has seted up the thimble groove to support the position that the nail seat surface corresponds the titanium nail and leads out the mouth, the sleeve has been cup jointed on the surface of thimble, the sleeve joint is on the surface of supporting the nail seat to the terminal surface of sleeve inboard passes through the one end fixed connection that third supporting spring and thimble are close, the thimble is close to the one end of thimble and has seted up the thimble groove.
As a further description of the above technical solution:
the end part of the driving shaft is hinged with one side of the fixed seat close to the fixed seat through a first pin shaft, and the fixed seat is fixedly connected with the opposite surface of the movable handle.
As a further description of the above technical solution:
the surface of ejector pin has cup jointed the sliding sleeve, the sliding sleeve joint is on the inside wall of nail storehouse to the inside wall of nail storehouse passes through the similar one side fixed connection of second supporting spring and guide pulley, and second supporting spring cup joints the surface at the ejector pin.
As a further description of the above technical solution:
the connecting device is characterized in that a third sliding seat is fixedly connected to the outer contour surface of the connecting seat, the third sliding seat is connected to a third sliding groove formed in the inner side wall of the connecting groove in a sliding mode, and the end face of the inner side of the third sliding groove is fixedly connected with the face, close to the third sliding seat, of the third sliding groove through a fourth supporting spring.
As a further description of the above technical solution:
torsion spring has been cup jointed on the surface of change-over spindle, torsion spring's one end fixed connection is on the one side that the connecting seat is close, torsion spring's the other end fixed connection is on the one side that spacing fastener is close.
As a further description of the above technical solution:
spacing card box deviates from the one side fixedly connected with connecting axle of spacing fastener, the second bearing has been cup jointed on the surface of connecting axle, the second bearing joint is on the sheathed tube inside wall, the sleeve pipe joint is on the inside wall of fixed handle, the connecting axle deviates from the one end fixedly connected with knob of spacing card box.
As a further description of the above technical solution:
the surface of the connecting shaft is fixedly connected with fixed teeth, movable teeth are arranged on the inner side wall of the sleeve corresponding to the fixed teeth, the movable teeth are hinged to the sleeve through hinges, and the fixed teeth and the movable teeth are meshed with each other.
As a further description of the above technical solution:
the first sliding seat and the second sliding groove are in the same side cross-sectional shape and are both T-shaped structures, and the side cross-sectional shape of the first sliding groove is in a T-shaped structure.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, under the mutual cooperation of the designed structures such as the inclined plane body, the first supporting spring, the guide wheel, the ejector rod, the ejector pin, the second supporting spring, the limiting clamping piece, the limiting clamping box, the torsion spring, the first pin shaft, the second pin shaft, the concave groove and the permanent magnet sheet, the double-safety mechanism can prevent the titanium nail from being separated from the titanium nail guiding outlet when misoperation occurs, the operation is convenient, the misoperation accident can be avoided to a higher degree, the safety performance of the operating forceps main body in the use process is further improved, the resetting function is provided, the use is more convenient, and a good auxiliary effect is provided for the behavior operation of medical workers.
2. In the invention, through the designed sealing cover, the inclined body, the first supporting spring, the guide wheel, the ejector pin, the second supporting spring and the sleeve, when the movable handle is pressed forcibly, the driving component in the operating forceps main body can push the nail bin and the titanium nails in the nail bin to move from the titanium nail guide outlet to the direction of the needle abutting groove, in the process, the nail bin can be associated with the nail abutting seat before the titanium nails, after the ejector pin is connected with the ejector pin, the inclined body can be pushed by the guide wheel to drive the sealing cover to move to one side far away from the titanium nail guide outlet until the titanium nail guide outlet is completely opened, when the nail bin is close to the nail abutting seat, the ejector pin and the ejector pin are respectively immersed into the sleeve and the sliding sleeve under the action of pressure, and after the titanium nails sew up the wound of a patient, the action force acted on the movable handle is removed, under the mutual matching of the first supporting spring, the second supporting spring and the third supporting spring, the inclined plane body, the ejector rod and the ejector pin are reset simultaneously, the sealing cover can be pushed by the bridge type connecting frame to move towards the direction of the titanium nail guide outlet after the inclined plane body is reset to complete the sealing operation on the titanium nail guide outlet, so that the titanium nail can be prevented from being separated from the titanium nail guide outlet and being discharged when misoperation occurs, the safety of the use performance of the operating forceps main body is effectively improved, and a good auxiliary effect is also provided for the behavior operation of medical personnel.
3. According to the invention, through the designed first sliding seat and the first sliding groove, the first sliding seat is always driven to slide in the first sliding groove in the process that the inclined plane body displaces in the nail bin, and the sealing effect of the sealing cover on the titanium nail guide outlet can be effectively ensured by improving the stability of the inclined plane body.
4. In the invention, through the designed limiting clamping piece, the limiting clamping box, the torsion spring, the hinge, the fixed tooth, the movable tooth, the knob, the first pin shaft, the second pin shaft, the concave groove and the permanent magnet sheet, when the movable handle is pressed forcibly, as the two end parts of the driving shaft can respectively rotate around the first pin shaft and the second pin shaft as the circle centers, the driving rod and the movable seat can be used for pushing the second sliding seat to move towards one side departing from the main body of the surgical forceps in the second sliding groove, when the limiting clamping piece moves to the edge of the side close to the limiting clamping box and continues to descend, under the action of pressure, the limiting clamping piece can compress the concave groove through the switching shaft, and in the process, the torsion spring can be pressed and the torsion spring, so that the torsion spring is compressed, and then, the limiting clamping piece enters the limiting clamping box under the action of the torsion spring, when needs reuse operation pincers main part, the knob of wrench movement rotates along a direction, the arcwall face until spacing fastener is towards operation pincers main part, therefore when interactive handle resets the action to the one side of keeping away from fixed handle, alright spacing fastener is by a department in the spacing cassette, and under the effect of torsion spring elasticity, accessible switching shaft drives spacing fastener and resets the action and to the arc face of spacing fastener one side that deviates from the operation pincers main part, high durability and convenient operation, can avoid the emergence of maloperation accident in higher degree, the security performance of operation pincers main part in the use has further been improved, and possess the reset function, it is more convenient during the use.
5. According to the limiting clamping box, the fixed teeth, the hinges and the movable teeth are designed, so that the limiting clamping box can only rotate along a single direction on the inner side of the sleeve through the connecting shaft under the combined action effect of the fixed teeth, the movable teeth and the hinges.
6. According to the invention, the permanent magnet sheet is designed, and the permanent magnet sheet is used for improving the stability of the limiting clamping piece in the limiting clamping box.
Drawings
FIG. 1 is a perspective view of a surgical forceps end effector assembly having a safety mechanism according to the present invention;
FIG. 2 is a perspective view of a staple supporting seat of an end effector assembly of a surgical forceps having a safety mechanism according to the present invention;
FIG. 3 is an exploded view of a sleeve and a needle in an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 4 is a front cross-sectional view of a staple cartridge in an end effector assembly of a surgical forceps having a safety mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of a surgical forceps end effector assembly having a safety mechanism according to the present invention at location A;
FIG. 6 is a perspective view of an angled body in an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 7 is a perspective view of a first sliding seat of an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 8 is a perspective view of a second slide in an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 9 is a front cross-sectional view of a stationary handle of an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 10 is an enlarged schematic view of a surgical forceps end effector assembly having a safety mechanism according to the present invention at point B
FIG. 11 is a perspective view of a limit catch in an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 12 is a perspective view of a sleeve and a shaft of an end effector assembly of a forceps having a safety mechanism according to the present invention;
FIG. 13 is a side elevational view, in cross-section, of a sleeve in an end effector assembly of a forceps having a safety mechanism according to the present invention.
Illustration of the drawings:
1. a surgical clamp body; 2. a nail abutting seat; 3. a staple cartridge; 4. a titanium nail leading-out port; 5. a sealing cover; 6. a bridge-type connecting frame; 7. an inclined plane body; 8. a first sliding seat; 9. a first support spring; 10. a first sliding groove; 11. a guide wheel; 12. a top rod; 13. a sliding sleeve; 14. a second support spring; 15. a needle supporting groove; 16. a sleeve; 17. a thimble; 18. a thimble groove; 19. a third support spring; 20. a fixed handle; 21. a movable handle; 22. a drive shaft; 23. a first pin shaft; 24. a fixed seat; 25. a second pin shaft; 26. a movable seat; 27. a second sliding seat; 28. a second sliding groove; 29. a concave groove; 30. connecting grooves; 31. a connecting seat; 32. a third sliding seat; 33. a third sliding groove; 34. a fourth support spring; 35. a first bearing; 36. a limiting clamping piece; 37. a transfer shaft; 38. a torsion spring; 39. a limiting card box; 40. a permanent magnet sheet; 41. a connecting shaft; 42. a sleeve; 43. a knob; 44. fixing teeth; 45. a hinge; 46. a movable gear; 47. a second bearing.
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. 1-13, the present invention provides a technical solution: the utility model provides an operation pincers end effector subassembly with insurance mechanism, including operation pincers main part 1, the tail end of operation pincers main part 1 is provided with and supports nail seat 2, and it is provided with nail storehouse 3 to correspond the position that supports nail seat 2 on operation pincers main part 1, titanium nail delivery port 4 has been seted up to 3 surperficial correspondence of nail storehouse support 2, and the position that 3 inside walls of nail storehouse correspond titanium nail delivery port 4 is provided with sealed lid 5, sealed lid 5 keeps away from and supports the one side fixed connection that nail seat 2 is close with ramp body 7 through bridge type link 6, roll connection has guide pulley 11 on ramp body 7's the inclined plane, guide pulley 11 deviates from one side fixed connection ejector pin 12 of ramp body 7, through the sealed lid 5 of design, ramp body 7, first supporting spring 9, guide pulley 11, ejector pin 12, thimble 17, second supporting spring 14 and sleeve 16, when pressing down movable handle 21 hard, the inside drive assembly of operation pincers main part 1 can promote the titanium nail in nail storehouse 3 and the nail storehouse 3 to derive by the titanium nail The mouth 4 moves towards the direction of the needle supporting groove 15, in the process, the nail bin 3 is associated with the nail supporting seat 2 before the titanium nails, when the thimble 17 is connected with the ejector rod 12, the inclined body 7 can be pushed by the guide wheel 11 to drive the sealing cover 5 to move towards the side far away from the titanium nail guiding outlet 4 until the titanium nail guiding outlet 4 is completely opened, when the nail bin 3 is continuously close to the nail supporting seat 2, the thimble 17 and the ejector rod 12 are respectively submerged into the sleeve 16 and the sliding sleeve 13 under the action of pressure, and after the titanium nails sew the wound of a patient, the acting force on the movable handle 21 is removed, under the mutual matching of the first supporting spring 9, the second supporting spring 14 and the third supporting spring 19, the inclined body 7, the ejector rod 12 and the thimble 17 simultaneously perform resetting action, after the inclined body 7 is reset, the sealing cover can push the sealing cover 5 to move towards the direction of the titanium nail guiding outlet 4 through the bridge type connecting frame 6 to complete the sealing operation on the titanium nail guiding outlet 4, thereby preventing the titanium nail from being separated out through the titanium nail guiding outlet 4 when misoperation occurs, effectively improving the safety of the use performance of the operating forceps main body 1, and providing good auxiliary effect for the behavior operation of medical personnel, the thimble 17 is arranged on the nail pushing seat 2 corresponding to the position of the mandril 12, the fixed handle 20 is fixedly connected with the bottom of the operating forceps main body 1, the movable handle 21 is arranged on the bottom of the operating forceps main body 1 corresponding to the position of the fixed handle 20, the same driving shaft 22 is arranged between the movable handle 21 and the fixed handle 20, the end part of the driving shaft 22 is hinged with one surface close to the movable seat 26 through the second pin shaft 25, one surface of the movable seat 26 departing from the movable handle 21 is fixedly connected with the second sliding seat 27, the second sliding seat 27 is slidably connected in the second sliding groove 28 arranged on the surface of the fixed handle 20, one surface of the second sliding seat 27 departing from the movable seat 26 is provided with the concave groove 29, a connecting seat 31 is sleeved in the concave surface groove 29, a first bearing 35 is clamped on the side surface of the connecting seat 31, a transfer shaft 37 is sleeved in the first bearing 35, a limit clamping piece 36 is fixedly connected to one surface of the transfer shaft 37, which is far away from the connecting seat 31, the limit clamping piece 36 is positioned in a connecting groove 30 formed in the end surface of the inner side of the second sliding groove 28, a limit clamping box 39 is arranged in the connecting groove 30, and the limit clamping box 39 is sleeved on the surface of the limit clamping piece 36.
Specifically, as shown in fig. 5, the surface of the inclined plane body 7 is fixedly connected with a first sliding seat 8, the first sliding seat 8 is slidably connected in a first sliding groove 10 formed in the inner side wall of the nail bin 3, the end surface of the inner side of the first sliding groove 10 is fixedly connected with one surface of the first sliding seat 8 close to the first sliding seat through a first supporting spring 9, the first sliding seat 8 and the first sliding groove 10 are designed, the inclined plane body 7 can always drive the first sliding seat 8 to slide in the first sliding groove 10 in the process of displacement in the nail bin 3, and the sealing effect of the sealing cover 5 on the titanium nail guiding outlet 4 can be effectively ensured by improving the stability of the inclined plane body 7.
Specifically, as shown in fig. 5, a thimble groove 18 is formed in a position, corresponding to the titanium nail outlet 4, on the surface of the nail abutting seat 2, a sleeve 16 is sleeved on the surface of the thimble 17, the sleeve 16 is clamped on the surface of the nail abutting seat 2, an end surface of an inner side of the sleeve 16 is fixedly connected with one end of the thimble 17 close to the thimble through a third supporting spring 19, and a thimble groove 18 is formed in one end of the thimble 17 close to the thimble 12.
Specifically, as shown in fig. 9, the end of the driving shaft 22 is hinged to a surface close to the fixed seat 24 by the first pin 23, and the fixed seat 24 is fixedly connected to the opposite surface of the movable handle 21.
Specifically, as shown in fig. 3, a sliding sleeve 13 is sleeved on the surface of the top rod 12, the sliding sleeve 13 is clamped on the inner side wall of the nail bin 3, the inner side wall of the nail bin 3 is fixedly connected with one surface of the guide wheel 11 close to the guide wheel through a second supporting spring 14, and the second supporting spring 14 is sleeved on the surface of the top rod 12.
Specifically, as shown in fig. 10, a third sliding seat 32 is fixedly connected to the outer contour surface of the connecting seat 31, the third sliding seat 32 is slidably connected to a third sliding groove 33 formed in the inner side wall of the connecting groove 30, and the end surface of the inner side of the third sliding groove 33 is fixedly connected to a surface close to the third sliding seat 32 through a fourth supporting spring 34.
Specifically, as shown in fig. 10, a torsion spring 38 is sleeved on the surface of the adapting shaft 37, one end of the torsion spring 38 is fixedly connected to a surface close to the connecting seat 31, the other end of the torsion spring 38 is fixedly connected to a surface close to the limit fastener 36, and by designing the limit fastener 36, the limit card box 39, the torsion spring 38, the hinge 45, the fixed teeth 44, the movable teeth 46, the knob 43, the first pin 23, the second pin 25, the concave groove 29 and the permanent magnet sheet 40, when the movable handle 21 is pressed with force, since the two end portions of the driving shaft 22 can respectively rotate around the first pin 23 and the second pin 25, the driving rod and the movable seat 26 can be used to push the second sliding seat 27 to move in the second sliding groove 28 to a side away from the main body 1 of the surgical forceps, in the process that the limit fastener 36 moves to the edge of the surface close to the limit card box 39 and continues, under the action of pressure, the limiting clamping piece 36 can contract towards the deep part of the concave groove 29 through the adapter shaft 37, in the process, pressure is applied to the torsion spring 38, so that the torsion spring 38 is compressed, then the limiting clamping piece 36 enters the limiting clamping box 39 under the action of the elastic force of the torsion spring 38, when the surgical clamp body 1 needs to be used again, the twisting knob 43 rotates along one direction until the arc-shaped surface of the limiting clamping piece 36 faces towards the surgical clamp body 1, therefore, when the interactive handle resets towards one side far away from the fixed handle 20, the limiting clamping piece 36 can move from one position in the limiting clamping box 39, and under the action of the elastic force of the torsion spring 38, the limiting clamping piece 36 can be driven by the adapter shaft 37 to reset until the arc-shaped surface of the limiting clamping piece 36 faces away from one side of the surgical clamp body 1, the operation is convenient, and the occurrence of misoperation accidents can be avoided to a higher degree, the safety performance of the surgical clamp main body 1 in the using process is further improved, the reset function is achieved, and the use is more convenient.
Specifically, as shown in fig. 10, one side fixedly connected with connecting shaft 41 that spacing card box 39 deviates from spacing card piece 36, second bearing 47 has been cup jointed on the surface of connecting shaft 41, and second bearing 47 joint is on the inside wall of sleeve pipe 42, and sleeve pipe 42 joint is on the inside wall of fixed handle 20, and connecting shaft 41 deviates from one end fixedly connected with knob 43 of spacing card box 39.
Specifically, as shown in fig. 10, a fixed tooth 44 is fixedly connected to the surface of the connecting shaft 41, a movable tooth 46 is arranged on the inner side wall of the sleeve 42 at a position corresponding to the fixed tooth 44, the movable tooth 46 is hinged to the sleeve 42 through a hinge 45, the fixed tooth 44 and the movable tooth 46 are meshed with each other, and the fixed tooth 44, the hinge 45 and the movable tooth 46 are designed to enable the limit card box 39 to rotate only in a single direction inside the sleeve 16 through the connecting shaft 41 under the combined action effect of the fixed tooth 44, the movable tooth 46 and the hinge 45.
Specifically, as shown in fig. 7, the first runner 8 and the second runner 28 have the same cross-sectional shape in side view and are both T-shaped structures, and the first runner 10 has a cross-sectional shape in side view that is a T-shaped structure.
The working principle is as follows: when the movable handle 21 is pressed forcibly, the driving component in the forceps main body 1 can push the nail bin 3 and the titanium nails in the nail bin 3 to move from the titanium nail outlet 4 to the needle abutting groove 15, and in the process, the nail bin 3 can be associated with the nail abutting seat 2 before the titanium nails, after the thimble 17 is connected with the ejector rod 12, the inclined plane body 7 can be pushed by the guide wheel 11 to drive the sealing cover 5 to move to the side far away from the titanium nail outlet 4 until the titanium nail outlet 4 is completely opened, when the nail bin 3 is continuously close to the nail abutting seat 2, the thimble 17 and the ejector rod 12 are respectively immersed into the sleeve 16 and the sliding sleeve 13 under the pressure action, and after the titanium nails sew up the wound of a patient, the action force acting on the movable handle 21 is removed, and under the mutual cooperation of the first supporting spring 9, the second supporting spring 14 and the third supporting spring 19, the inclined plane body 7, the ejector rod 12 and the thimble 17 simultaneously perform the resetting action, after the inclined plane body 7 is reset, the sealing cover 5 can be pushed by the bridge type connecting frame 6 to move towards the direction of the titanium nail guiding outlet 4 to complete the sealing operation of the titanium nail guiding outlet 4, thereby preventing the titanium nails from being separated from the titanium nail guiding outlet 4 when misoperation occurs, effectively improving the safety of the use performance of the operating forceps main body 1, and providing good auxiliary effect for the behavior operation of medical personnel, when the movable handle 21 is pressed forcibly, because the two end parts of the driving shaft 22 can respectively rotate around the first pin shaft 23 and the second pin shaft 25, the driving shaft and the movable seat 26 can be used for pushing the second sliding seat 27 to move towards the side departing from the operating forceps main body 1 in the second sliding groove 28, when the limit clamping piece 36 moves to the edge of the side close to the limit clamping box 39 and continues to descend, under the action of pressure, the limit clamping piece 36 can compress towards the depth of the concave groove 29 through the switching shaft 37, and in the process, pressure is applied to the torsion spring 38 to cause the torsion spring 38 to be compressed, then the limiting clamping piece 36 enters the limiting clamping box 39 under the action of the elasticity of the torsion spring 38, when the surgical forceps main body 1 needs to be used again, the knob 43 is twisted to rotate along one direction until the arc-shaped surface of the limiting clamping piece 36 faces the surgical forceps main body 1, so that when the interactive handle is reset towards one side far away from the fixed handle 20, the limiting clamping piece 36 can be moved from one position in the limiting clamping box 39, and under the action of the elasticity of the torsion spring 38, the limiting clamping piece 36 can be driven by the switching shaft 37 to reset until the arc-shaped surface of the limiting clamping piece 36 faces away from one side of the surgical forceps main body 1, the operation is convenient, the occurrence of misoperation accidents can be avoided to a higher degree, and the safety performance of the surgical forceps main body 1 in the use process is further improved, and has the function of resetting, thereby being more convenient to use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. An operating forceps end effector assembly with a safety mechanism comprises an operating forceps main body (1) and is characterized in that a nail abutting seat (2) is arranged at the tail end of the operating forceps main body (1), a nail bin (3) is arranged on the operating forceps main body (1) corresponding to the nail abutting seat (2), a fixed handle (20) is fixedly connected to the bottom of the operating forceps main body (1), a movable handle (21) is arranged at the bottom of the operating forceps main body (1) corresponding to the fixed handle (20), a same driving shaft (22) is arranged between the movable handle (21) and the fixed handle (20), the end of the driving shaft (22) is hinged to one face, close to a movable seat (26), of the second pin shaft (25), and a second sliding seat (27) is fixedly connected to one face, away from the movable handle (21), of the movable seat (26), the second is slided seat (27) sliding connection and is slided in second sliding groove (28) that fixed handle (20) surface was seted up, concave surface groove (29) have been seted up to the second one side that slides seat (27) deviates from sliding seat (26), connecting seat (31) are established to concave surface groove (29) endotheca, the side joint of connecting seat (31) has first bearing (35), it has connect switching axle (37) to cup joint in first bearing (35), switching axle (37) deviate from one side fixedly connected with spacing fastener (36) of connecting seat (31), spacing fastener (36) are located second and slide in connecting groove (30) that groove (28) medial surface was seted up, be provided with spacing card box (39) in connecting groove (30), the surface at spacing fastener (36) is established to spacing card box (39) cover.
2. The surgical forceps end effector assembly with the safety mechanism as claimed in claim 1, wherein a sealing cover (5) is arranged on the inner side wall of the nail bin (3) at a position corresponding to the titanium nail outlet (4), one side of the sealing cover (5) far away from the nail abutting seat (2) is fixedly connected with one side of the inclined plane body (7) close to the inclined plane body (7) through a bridge-type connecting frame (6), a guide wheel (11) is connected on the inclined plane of the inclined plane body (7) in a rolling manner, one side of the guide wheel (11) far away from the inclined plane body (7) is fixedly connected with a push rod (12), a push needle (17) is arranged on the nail abutting seat (2) at a position corresponding to the push rod (12), a first sliding seat (8) is fixedly connected on the surface of the inclined plane body (7), and the first sliding seat (8) is slidably connected in a first sliding groove (10) formed in the inner side wall of the nail bin (3), the end surface of the inner side of the first sliding groove (10) is fixedly connected with one surface of the first sliding seat (8) close to the first sliding seat through a first supporting spring (9).
3. The surgical forceps end effector assembly with the safety mechanism according to claim 2, wherein a titanium nail guiding outlet (4) is formed in a position, corresponding to the nail abutting seat (2), of the surface of the nail bin (3), a thimble groove (18) is formed in a position, corresponding to the titanium nail guiding outlet (4), of the surface of the nail abutting seat (2), a sleeve (16) is sleeved on the surface of the thimble (17), the sleeve (16) is clamped on the surface of the nail abutting seat (2), the end surface of the inner side of the sleeve (16) is fixedly connected with one end, close to the thimble (17), of the thimble (17) through a third supporting spring (19), and the thimble groove (18) is formed in one end, close to the thimble (12), of the thimble (17).
4. The surgical forceps end effector assembly with safety mechanism of claim 3, wherein the end of the drive shaft (22) is hinged to a face adjacent to the fixed base (24) by a first pin (23), and the fixed base (24) is fixedly connected to an opposite face of the movable handle (21).
5. The surgical forceps end effector assembly with the safety mechanism according to claim 4, characterized in that a sliding sleeve (13) is sleeved on the surface of the ejector rod (12), the sliding sleeve (13) is clamped on the inner side wall of the nail bin (3), the inner side wall of the nail bin (3) is fixedly connected with a surface close to the guide wheel (11) through a second supporting spring (14), and the second supporting spring (14) is sleeved on the surface of the ejector rod (12).
6. The surgical forceps end effector assembly with the safety mechanism as claimed in claim 5, wherein a third sliding seat (32) is fixedly connected to the outer contour surface of the connecting seat (31), the third sliding seat (32) is slidably connected to a third sliding groove (33) formed in the inner side wall of the connecting groove (30), and the end surface of the inner side of the third sliding groove (33) is fixedly connected to the surface close to the third sliding seat (32) through a fourth supporting spring (34).
7. The surgical forceps end effector assembly with the safety mechanism as claimed in claim 6, wherein a torsion spring (38) is sleeved on the surface of the adapter shaft (37), one end of the torsion spring (38) is fixedly connected to a face, close to the connecting seat (31), of the connecting seat, and the other end of the torsion spring (38) is fixedly connected to a face, close to the limit catch (36).
8. The surgical forceps end effector assembly with the safety mechanism as claimed in claim 7, wherein a connecting shaft (41) is fixedly connected to one surface of the limiting clamping block (39) which faces away from the limiting clamping block (36), a second bearing (47) is sleeved on the surface of the connecting shaft (41), the second bearing (47) is clamped on the inner side wall of a sleeve (42), the sleeve (42) is clamped on the inner side wall of the fixed handle (20), and a knob (43) is fixedly connected to one end, which faces away from the limiting clamping block (39), of the connecting shaft (41).
9. The surgical forceps end effector assembly with the safety mechanism as claimed in claim 8, wherein a fixed tooth (44) is fixedly connected to the surface of the connecting shaft (41), a movable tooth (46) is arranged on the inner side wall of the sleeve (42) at a position corresponding to the fixed tooth (44), the movable tooth (46) is hinged to the sleeve (42) through a hinge (45), and the fixed tooth (44) and the movable tooth (46) are meshed with each other.
10. The surgical forceps end effector assembly with the safety mechanism of claim 9, wherein the first and second slide ways (8, 28) are identical in cross-sectional shape from the side and are each a T-shaped structure, and the first slide way (10) is T-shaped in cross-sectional shape from the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110554774.9A CN113180762B (en) | 2021-05-21 | 2021-05-21 | Surgical forceps end effector assembly with safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110554774.9A CN113180762B (en) | 2021-05-21 | 2021-05-21 | Surgical forceps end effector assembly with safety mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113180762A true CN113180762A (en) | 2021-07-30 |
| CN113180762B CN113180762B (en) | 2022-04-15 |
Family
ID=76982846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110554774.9A Active CN113180762B (en) | 2021-05-21 | 2021-05-21 | Surgical forceps end effector assembly with safety mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113180762B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023045563A1 (en) * | 2021-09-26 | 2023-03-30 | 赛诺微医疗科技（浙江）有限公司 | Travel detection structure and control method therefor, electric stapler, and medical device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201469330U (en) * | 2009-09-04 | 2010-05-19 | 马剑文 | Safety mechanism of linear sewing machine |
| CN203873836U (en) * | 2014-04-28 | 2014-10-15 | 沈沛 | Prepuce removal device |
| CN105816214A (en) * | 2016-06-08 | 2016-08-03 | 宁波维尔凯迪医疗器械有限公司 | Safety system and anastomat with same |
| CN208212042U (en) * | 2017-11-14 | 2018-12-11 | 河北诺盛科创生物科技有限公司 | Disposable linear anastomat |
| CN211049480U (en) * | 2019-08-23 | 2020-07-21 | 常州市智业医疗仪器研究所有限公司 | Accurate line type anastomat fixes a position |
| CN112617935A (en) * | 2020-12-18 | 2021-04-09 | 苏州法兰克曼医疗器械有限公司 | Anastomat with automatic resetting safety mechanism for digestive system department |
-
2021
- 2021-05-21 CN CN202110554774.9A patent/CN113180762B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201469330U (en) * | 2009-09-04 | 2010-05-19 | 马剑文 | Safety mechanism of linear sewing machine |
| CN203873836U (en) * | 2014-04-28 | 2014-10-15 | 沈沛 | Prepuce removal device |
| CN105816214A (en) * | 2016-06-08 | 2016-08-03 | 宁波维尔凯迪医疗器械有限公司 | Safety system and anastomat with same |
| CN208212042U (en) * | 2017-11-14 | 2018-12-11 | 河北诺盛科创生物科技有限公司 | Disposable linear anastomat |
| CN211049480U (en) * | 2019-08-23 | 2020-07-21 | 常州市智业医疗仪器研究所有限公司 | Accurate line type anastomat fixes a position |
| CN112617935A (en) * | 2020-12-18 | 2021-04-09 | 苏州法兰克曼医疗器械有限公司 | Anastomat with automatic resetting safety mechanism for digestive system department |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023045563A1 (en) * | 2021-09-26 | 2023-03-30 | 赛诺微医疗科技（浙江）有限公司 | Travel detection structure and control method therefor, electric stapler, and medical device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113180762B (en) | 2022-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101849831B (en) | Contact activated lancet device | |
| CN113180762B (en) | Surgical forceps end effector assembly with safety mechanism | |
| EP1847225A1 (en) | A rotatable stapling head of a surgical stapler | |
| CN110522489A (en) | A kind of Clip Applier instrument | |
| CN1968652B (en) | Contact activated lancet device | |
| CN102934996A (en) | Lancet device | |
| CN112869810B (en) | Anastomat capable of reducing abrasion of nail anvil frame | |
| CN110801256A (en) | Double-power intracavity cutting anastomat | |
| JP2589338B2 (en) | Vacuum cleaner suction pipe | |
| CN217886003U (en) | Heart rate detection device for internal medicine | |
| CN210514341U (en) | Exempt from to get formula abandonment rifle head box | |
| CN211674593U (en) | Semi-automatic cutting type medical sharps box cover and sharps box | |
| CN210933348U (en) | Department of anesthesia catheter fixing device | |
| CN102293677A (en) | Tissue forceps for removing deep hidden lesion | |
| CN216755109U (en) | Infusion connects auxiliary tool of unscrewing | |
| CN218682730U (en) | Disposable cleaning brush | |
| CN215739191U (en) | Stitch scissors | |
| CN216985044U (en) | Novel medical treatment is basket pincers for operation | |
| CN217338532U (en) | Clamping structure between expander and handle | |
| CN111557711B (en) | Novel laparoscopic scissors and manufacturing method thereof | |
| CN219089465U (en) | Transmission device of linear cutting anastomat for electric endoscope | |
| CN218922684U (en) | Firing safety device of electric endoscope anastomat | |
| CN219896106U (en) | Sclera jacking toothed forceps | |
| CN212281535U (en) | Joint intervention device and system thereof | |
| CN215687688U (en) | Special convenient wireless chamber mirror of rifle formula of using of otolaryngology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |