CN117796866A - Throat microsurgery stitching instrument - Google Patents
Throat microsurgery stitching instrument Download PDFInfo
- Publication number
- CN117796866A CN117796866A CN202410235896.5A CN202410235896A CN117796866A CN 117796866 A CN117796866 A CN 117796866A CN 202410235896 A CN202410235896 A CN 202410235896A CN 117796866 A CN117796866 A CN 117796866A
- Authority
- CN
- China
- Prior art keywords
- stitching
- corner
- positioning
- block
- sleeve
- 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
- 238000002406 microsurgery Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims description 48
- 238000004891 communication Methods 0.000 claims description 15
- 238000009958 sewing Methods 0.000 claims description 14
- 239000012634 fragment Substances 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 206010052428 Wound Diseases 0.000 abstract description 49
- 208000027418 Wounds and injury Diseases 0.000 abstract description 49
- 210000002615 epidermis Anatomy 0.000 abstract description 18
- 210000000845 cartilage Anatomy 0.000 abstract description 10
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000000149 penetrating effect Effects 0.000 description 7
- 210000002263 laryngeal cartilage Anatomy 0.000 description 6
- 210000003437 trachea Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000001260 vocal cord Anatomy 0.000 description 2
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 206010052211 Oesophageal rupture Diseases 0.000 description 1
- 208000006440 Open Bite Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a throat microsurgery stitching instrument, which belongs to the technical field of stitching instruments and mainly comprises a clamping groove positioning plate, wherein the bottom end of the clamping groove positioning plate is hinged with a positioning clamping plate, a plurality of arrangement stitching grooves are sequentially formed in the top end of the positioning clamping plate from left to right, corner stitching grooves are formed in the top end of the positioning clamping plate and at the position of one side of each arrangement stitching groove, stitching nails are arranged in the arrangement stitching grooves, and one side of each stitching nail is provided with an arrangement positioning stitching mechanism. According to the invention, when the arranged wound is stitched by adopting the arranged positioning stitching mechanism, the arranged stitching grooves on the positioning clamping plate and the clamping groove positioning plate are jointed at the position of the arranged wound of the throat, the corner stitching grooves between the clamping groove positioning plate and the positioning clamping plate are jointed at the lower part of the epidermis of the wound of the throat cartilage, and the arranged stitching grooves or the corner stitching grooves can be switched to be jointed to the position of the wound of the throat for synchronous and efficient stitching according to different stitched wounds, so that the stitching applicability is wider.
Description
Technical Field
The invention relates to the technical field of suturing instruments, in particular to a throat microsurgery suturing device.
Background
There are numerous diseases of the larynx, including closed laryngeal trauma, vocal cord adhesions, vocal cord sulcus, congenital laryngotracheal esophageal lacerations, laryngotracheal stenosis, and suturing with the aid of a laryngeal microscope or endoscope under a support laryngoscope is involved in these procedures.
In the prior published literature, the patent of Chinese patent publication No. CN101278851A discloses a clamp type cavity suture device, which mainly realizes the functions of needle holding and thread picking through a simple pull rod transmission structure, has a slender structure, is suitable for suturing in a narrow operation area, can be manufactured into shapes similar to various existing rongeurs such as occlusion, reverse tension or non-occlusion according to the principle, and uses suture needles of different types to be suitable for the cracks of different positions and directions of the deep operation area; however, this stapler has the following drawbacks;
when the suture device is used for suturing the throat, cartilage exists in the throat and is in an independent narrow space position, other wound positions are in longer arrangement gaps, each suture is needed in the suture process, each suture is knotted and fixed, the suture needle is difficult to suture efficiently according to different suture wounds due to narrow throat gaps, and the suture adaptability is poor, so that the suture device for the throat microsurgery is provided.
Disclosure of Invention
Therefore, the invention provides a throat microsurgery stitching instrument to solve the technical problems in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: the throat microsurgery stitching instrument comprises a clamping groove positioning plate, wherein the bottom end of the clamping groove positioning plate is hinged with a positioning clamping plate, a plurality of arrangement stitching grooves are sequentially formed in the top end of the positioning clamping plate from left to right, corner stitching grooves are formed in the top end of the positioning clamping plate and at one side of the arrangement stitching grooves, stitching needles are arranged in the arrangement stitching grooves, and an arrangement positioning stitching mechanism is arranged on one side of each stitching needle;
the arrangement positioning stitching mechanism comprises a positioning sliding block which is arranged on one side of a stitching needle and is in sliding connection with one side of the stitching needle, a jacking column is arranged at the bottom end of the stitching needle and close to the middle of the stitching needle, a piston block and a first linkage spring are sequentially arranged below the jacking column from top to bottom, a guide cylinder body fixedly connected with a positioning clamping plate is arranged at the bottom end of the first linkage spring, a corner stitching needle is arranged in the corner stitching groove and is internally provided with a corner positioning stitching assembly is arranged at the bottom end of the outer wall of the corner stitching needle, a switching pressurizing assembly is arranged on one side of the outer wall of the guide cylinder body, and an adjusting assembly is arranged at one end of the positioning clamping plate.
Preferably, the jacking column is respectively connected with the positioning clamping plate and the guide cylinder in a vertical sliding manner, the positioning sliding block is fixedly connected with the positioning clamping plate to which the arrangement stitching groove belongs, the first linkage spring and the jacking column are fixedly connected with the piston block, the bottom end of the first linkage spring is fixedly connected with the bottom end of the inner wall of the guide cylinder, one side of the stitching needle is sequentially provided with the extrusion arc plate, the first extrusion elastic sheet and the first fixed supporting block from left to right, the bottom end of the first fixed supporting block is fixedly connected with the positioning clamping plate to which the arrangement stitching groove belongs, the first extrusion elastic sheet is respectively welded with the first fixed supporting block and the extrusion arc plate, a plurality of positioning grooves are formed in the bottom end of the clamping groove positioning plate in an embedded manner, and one end of the positioning clamping plate and one end of the clamping groove positioning plate are fixedly connected with the micro-camera in an embedded manner.
Through adopting above-mentioned technical scheme, the line suture groove laminating on locating splint and the double-layered groove locating plate is arranged wound position department in the throat, the pressurized gas enters into inside the direction barrel through the pressurization trachea, piston piece is upwards pushed along the direction barrel inner wall under the atmospheric pressure effect, simultaneously first linkage spring stretches on the direction barrel, piston piece drives the push-up post and upwards pushes up the staple, the staple slides along the side of location slider and reciprocates, simultaneously the staple pushes up along the side of extrusion arc board, because first fixed support piece plays the supporting role to first extrusion shell fragment, make extrusion arc board play the extrusion effect to the staple under the effect of first extrusion shell fragment elasticity, the staple can upwards push under the effect of certain power and insert inside wound two-layer epidermis, and the top position of staple inserts into the inside constant head tank of double-layered groove locating plate and forms and runs through the extrusion, the staple forms relative extrusion deformation after passing two-layer wound epidermis, accomplish the sewing operation.
Preferably, the corner positioning stitching assembly comprises an upward pushing support column arranged at the bottom end of the outer wall of the corner stitching needle, the bottom end of the upward pushing support column is concentric with a pressing support column fixedly connected with a pressing piston block and a second linkage spring are sequentially arranged below the pressing support column from top to bottom, the outer wall of the pressing support column is slidably connected with a corner pressurizing air cylinder, one side of the outer wall of the corner stitching needle is connected with a second extrusion elastic sheet in an extrusion mode, one side of the second extrusion elastic sheet is provided with a second fixing support block fixedly connected with a positioning clamping plate, the outer wall of the positioning clamping plate is embedded into a micro camera at one side of an arrangement stitching groove, the other side of the positioning clamping plate is embedded into a corner camera at one side of the corner stitching groove, the top end of the corner pressurizing air cylinder is fixedly connected with the bottom end of the positioning clamping plate, and the pressing piston block is fixedly connected with the pressing support column and the second linkage spring respectively.
Through adopting above-mentioned technical scheme, laminate the corner suture groove between clamp groove locating plate and the locating splint in throat cartilage wound epidermis lower part department, clamp groove locating plate articulates down in the locating splint, clamp groove locating plate extrudees in throat cartilage wound epidermis upper surface position department, the electric valve butt joint hospital booster pipe on the rethread corner intercommunication hose, pressure air enters into the corner shunt tubes along the corner intercommunication hose, pour into the corner booster cylinder inside by the corner shunt tubes, the top pressure piston block can drive the upward stretching of second linkage spring, the drive corner stitching needle of push up pillar pushes up, the second extrusion shell fragment can play horizontal extrusion effect to corner stitching needle under the elasticity effect, push up pillar can make the both tips of corner stitching needle insert throat cartilage wound epidermis inside position department under the effect of thrust, accomplish stitching nail pressure operation.
Preferably, the switching supercharging assembly comprises a supercharging air pipe arranged on one side of the outer wall of the guide cylinder body, an arrangement communication air pipe is fixedly communicated with one end part of the supercharging air pipe, a corner shunt pipe is arranged on one side of the arrangement communication air pipe, a corner communication hose is in threaded communication with one end part of the corner shunt pipe, an arrangement filling hose is in communication with one end part of the arrangement communication air pipe, and an electric valve is fixedly communicated with one end part of the arrangement filling hose.
Through adopting above-mentioned technical scheme, dock medical air pressure pipeline through the electric valve of arranging the filling hose tip, open the electric valve on the arranging filling hose, thereby the atmospheric pressure enters into arranging the filling hose and fills into arranging the intercommunication trachea inside, arrange the intercommunication trachea and can enter into the pressure boost trachea, the pressure boost trachea enters into the inside pressure supply of direction barrel, dock the hospital pressure boost trachea through the electric valve on the turning intercommunication hose, pressure air enters into the turning shunt tubes along the turning intercommunication hose, it is inside to pour into the turning pressure boost inflator by the turning shunt tubes, realize switching air supply pipeline and supply the pressure operation.
Preferably, the adjusting component comprises a rotating block fixedly arranged at one end of the positioning clamping plate, a rotating speed reducing motor is mounted at the top end of the rotating block, a concave guide rod rotationally connected with the rotating block is arranged on the outer wall of the rotating speed reducing motor, a hinging sleeve ring block is slidingly connected to the outer wall of the concave guide rod and close to one end of the concave guide rod, a hinging inclined concave frame is hinged to the inner wall of the hinging sleeve ring block and close to the top end of the hinging sleeve ring block, a transverse hinging block is rotationally connected to the inner wall of the hinging inclined concave frame and close to the top end of the hinging sleeve ring block, a sleeve block is rotationally connected to one end of the transverse hinging block, a sleeve rod is welded to one end of the concave guide rod, a bearing sleeve ring is rotationally connected to the outer wall of the sleeve ring block and is rotationally connected to one side of the hinging sleeve ring block, a sleeve handle is welded to one side of the bearing sleeve ring, one end of the sleeve ring is fixedly connected with an embedding sleeve, the outer wall of the hinging sleeve ring is rotationally embedded into the outer wall of the hinging sleeve ring, the sleeve ring is rotationally connected with the sleeve ring is pushed by the sleeve ring, one side of the sleeve ring is fixedly connected with the sleeve rod, the sleeve rod is rotationally connected with the sleeve rod in a sliding mode, one side of the sleeve rod is fixedly connected with the sleeve rod is rotationally connected with the sleeve rod, and is fixedly connected with the sleeve rod by a sewing sleeve, and the sleeve rod is fixedly connected with the sleeve rod. The pushing hinging rod is respectively connected with the hinging linkage handle and the sewing sliding sleeve frame in a rotating way, and both the sewing sliding sleeve frame and the pushing hinging rod are made of carbon fiber materials.
By adopting the technical scheme, the articulated linkage handle drives and promotes the articulated rod to make and sew up the slip cap frame and slide to the right along the outer wall of sleeve handle, sew up the slip cap frame and drive fixed limiting ring and make linkage embedding collar drive linkage push rod remove, linkage push rod drives articulated sleeve ring piece and moves to the right along the outer wall of concave guide bar, articulated sleeve ring piece drives articulated slope concave frame and makes horizontal articulated piece remove, horizontal articulated piece drives vertical articulated sleeve piece and makes the clamp groove locating plate articulated down the centre gripping closed on the locating splint, can also hold the sleeve handle, rotatory sleeve-cup joint rotary drum, the sleeve barrel of cup joint drives articulated sleeve ring piece rotatory, articulated sleeve ring piece drives the concave guide bar and makes rotatory gear motor vertical rotation, locating splint drive clamp groove locating plate vertical rotation, articulated sleeve ring piece drives the linkage push rod simultaneously and makes linkage embedding collar rotatory, linkage embedding collar is at the inside steady rotation of fixed limiting ring, simultaneously sew up the slip cap frame and play the supporting role to fixed limiting ring, start rotatory gear motor drives the locating splint and makes the clamp groove locating plate rotatory, the splint drives vertical articulated sleeve piece and transversely rotates the angle, vertical articulated sleeve piece drives the rotatory angle of clamp groove locating splint, vertical articulated sleeve piece drives the rotatory angle of clamp groove locating plate and can realize the inside the horizontal angle of rotation of the inside the inclined angle of articulated clamp groove and the clamp groove.
The invention has the following advantages:
1. when the wound is sewn, the arranging and positioning stitching mechanism is adopted, the arranging and stitching grooves on the positioning clamp plate and the clamping groove positioning plate are jointed at the position of the wound arranged at the throat, the corner stitching grooves between the clamping groove positioning plate and the positioning clamp plate are jointed at the lower part of the wound epidermis of the cartilage of the throat, the corner stitching grooves enter the guide cylinder through the pressurizing air pipe, the piston block is pressed upwards along the inner wall of the guide cylinder under the action of air pressure, meanwhile, the first linkage spring stretches on the guide cylinder, the stitching needle can be pressed upwards under the action of certain force and inserted into the two layers of epidermis of the wound, the tip part of the stitching needle is inserted into the positioning groove in the positioning plate of the clamping groove to form penetrating extrusion, and the synchronous and efficient stitching can be performed by switching the arranging and stitching grooves or the corner stitching grooves to be jointed at the wound position of the throat according to different stitching wounds, so that the stitching applicability is wider.
2. According to the invention, when the clamping groove locating plate is hinged on the locating clamping plate to move downwards for extrusion, the corner shunt tube is filled into the corner pressurizing inflator, the pushing piston block can drive the second linkage spring to stretch upwards, the corner stitching needle plays a role in transverse extrusion, so that the two tips of the corner stitching needle can be inserted into the positions inside the throat cartilage wound epidermis under the action of pushing force by the pushing-up support column, the two tips of the corner stitching needle enter into the independent grooves on the inner wall of the clamping groove locating plate for bending and clamping the two layers of throat cartilage wound epidermis, and the corner tip positions of the corner stitching groove can be utilized for stitching, so that the clamping groove is suitable for stitching wounds in narrow spaces.
3. According to the invention, the sleeve handle is held by the adjusting component, the sleeve rotating drum is rotationally sleeved, the sleeve rotating drum drives the hinged sleeve ring block to rotate, the hinged sleeve ring block drives the concave guide rod to enable the rotary speed reducing motor to vertically rotate, the positioning clamping plate drives the clamping groove positioning plate to vertically rotate, the linkage push rod enables the linkage embedded collar to rotate, the linkage embedded collar stably rotates in the fixed limiting ring, the rotary speed reducing motor is started to drive the rotary block to rotate, the transverse hinging block transversely rotates at an angle in the hinged inclined concave frame, a transverse multi-angle rotary clamping throat wound can be formed between the clamping groove positioning plate and the positioning clamping plate, and the vertical multi-angle rotary clamping throat wound is sewn, so that the throat suture applicability is wider.
Through the mutual influence of above-mentioned a plurality of effects, at first can form horizontal multi-angle rotatory centre gripping throat wound of sewing up between clamp groove locating plate and the locating splint, and vertical multi-angle rotatory centre gripping throat wound of sewing up, the top position of rethread stitch nail inserts the inside constant head tank of clamp groove locating plate in form and runs through the extrusion, and advance into the inside independent cell body of clamp groove locating plate inner wall through two pointed ends of turning stitch nail and buckle the two-layer throat cartilage wound epidermis of centre gripping and accomplish and sew up, can stitch up the wound according to the difference in conclusion, fix a position the high-efficient suture to throat wound position, it is wider to stitch up the suitability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic view of the overall structure of the laryngeal microsurgical stapler of the present invention;
FIG. 2 is a schematic view of a partial structure of a joint between a positioning splint and a miniature camera in the throat microsurgery stitching instrument of the present invention;
FIG. 3 is a schematic view showing a partial structure of a joint between a corner camera and a locating splint in the throat microsurgery stitching instrument of the present invention;
FIG. 4 is a schematic view of a partial vertical section of a staple in the throat microsurgical stapler of the present invention;
FIG. 5 is a schematic view of a portion of a throat microsurgical stapler of the present invention in vertical cross-section at the junction of a staple and an extruded arc plate;
FIG. 6 is a schematic view of a partial vertical section of a corner staple in the throat microsurgical stapler of the present invention;
FIG. 7 is a schematic view of a partial vertical section of the junction of a corner staple and a second extruded dome in the laryngeal microsurgical stapler of the present invention;
FIG. 8 is a schematic view of a laryngeal microsurgery stapler of the present invention from the bottom of the junction of the structural array communicating tube and the array irrigation hose;
FIG. 9 is a schematic view showing a cut-off partial structure of a corner communication hose and an array irrigation hose in the laryngeal microsurgical stapler of the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 4A according to the present invention;
FIG. 11 is a schematic view of a truncated partial structure of a linked pusher bar and sleeve barrel in a laryngeal microsurgery stapler of the present invention;
FIG. 12 is a schematic view of the structure of a locating splint according to embodiment 2 of the present invention;
in the figure: 1. a clamping groove positioning plate; 2. positioning clamping plates; 3. arranging suture grooves; 4. a corner sewing groove; 5. stitching the nail needle; 6. positioning a sliding block; 7. jacking the column; 8. a piston block; 9. a first linkage spring; 10. a guide cylinder; 11. a pressurizing air pipe; 12. extruding an arc plate; 13. a first pressing spring plate; 14. a first fixed support block; 15. a positioning groove; 16. a corner stitching needle; 17. pushing up the support column; 18. jacking the support column; 19. pressing the piston block; 20. a second linkage spring; 21. corner booster cylinder; 22. a second extrusion spring plate; 23. a second fixed support block; 24. a miniature camera; 25. corner cameras; 26. arranging and communicating air pipes; 27. corner shunt tubes; 28. a corner communication hose; 29. arranging filling hoses; 30. an electric valve; 31. a rotating block; 32. a rotary speed reducing motor; 33. a concave guide bar; 34. hinging the collar block; 35. hinging the inclined concave frame; 36. a transverse hinge block; 37. a vertical hinging sleeve block; 38. a linkage push rod; 39. sleeving a rotary drum; 40. a bearing collar; 41. a linkage embedded collar; 42. fixing a limiting ring; 43. stitching the sliding sleeve frame; 44. pushing the hinging rod; 45. a hinged linkage handle; 46. a sleeve grip; 47. penetrating into a miniature camera; 48. and (5) a key.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, 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.
Example 1
The throat microsurgery stitching instrument shown in the attached drawings 1-11 is provided with an arrangement positioning stitching mechanism, a corner positioning stitching assembly, a switching pressurizing assembly and an adjusting assembly, wherein the arrangement of the mechanisms and the assemblies can stitch the throat wound part synchronously and efficiently according to different stitching wounds, the stitching applicability is wider, and the specific structures of the mechanisms and the assemblies are as follows.
In some embodiments, as shown in fig. 1-5, the arrangement positioning suturing mechanism comprises a positioning sliding block 6 which is arranged at one side of a suturing needle 5 and is in sliding connection, a jacking column 7 is arranged at the bottom end of the suturing needle 5 and is close to the middle position of the same, a piston block 8 and a first linkage spring 9 are sequentially arranged below the jacking column 7 from top to bottom, a guide cylinder body 10 which is fixedly connected with a positioning splint 2 is arranged at the bottom end of the first linkage spring 9, a corner suturing needle 16 is arranged in a corner suturing groove 4, a corner positioning suturing assembly is arranged at the bottom end of the outer wall of the corner suturing needle 16, a switching pressurizing assembly is arranged at one side of the outer wall of the guide cylinder body 10, an adjusting assembly is arranged at one end of the positioning splint 2, a squeezing arc plate 12, a first squeezing elastic sheet 13 and a first fixing supporting block 14 are sequentially arranged at one side of the suturing needle 5 from left to right, the bottom ends of the first fixed supporting blocks 14 are fixedly connected with the positioning clamping plates 2 to which the arrangement suture grooves 3 belong, the first extrusion elastic pieces 13 are respectively welded with the first fixed supporting blocks 14 and the extrusion arc plates 12, a plurality of positioning grooves 15 are embedded and arranged at the bottom ends of the groove clamping positioning plates 1, the positioning clamping plates 2 and one end parts of the groove clamping positioning plates 1 are fixedly connected with penetrating miniature cameras 47 in an embedded manner, so that when the positioning clamping plates 2 and the groove clamping positioning plates 1 penetrate into suture parts, penetrating parts can be clearly seen through the miniature cameras 47, the positioning clamping plates 2 and the groove clamping positioning plates 1 can be accurately moved, the first fixed supporting blocks 14 play a supporting role on the first extrusion elastic pieces 13, the extrusion arc plates 12 play a role in extruding the suture needle 5 under the elastic action of the first extrusion elastic pieces 13, and play a role in limiting the extrusion of the suture needle 5, the tip part of the stitching needle 5 is inserted into the positioning groove 15 in the clamping groove positioning plate 1 to form penetrating extrusion, so that enough space can be ensured to enable the stitching needle 5 to penetrate through two layers of wound epidermis.
In some embodiments, as shown in fig. 6-9, the corner positioning suture assembly comprises an upward pushing support 17 arranged at the bottom end of the outer wall of the corner suture needle 16, the bottom end of the upward pushing support 17 is concentrically and fixedly connected with a jacking support 18, a jacking piston block 19 and a second linkage spring 20 are sequentially arranged below the jacking support 18 from top to bottom, the outer wall of the jacking support 18 is slidably connected with a corner pressurizing air cylinder 21, one side of the outer wall of the corner suture needle 16 is in extrusion connection with a second extrusion elastic sheet 22, one side of the second extrusion elastic sheet 22 is provided with a second fixing support block 23 fixedly connected with the positioning clamp plate 2, one side of the outer wall of the positioning clamp plate 2 and positioned on one side of the arrangement suture groove 3 is embedded and fixedly connected with a miniature camera 24, the other side of the positioning clamping plate 2 and the position of one side of the corner stitching groove 4 are embedded and fixedly connected with a corner camera 25, the top end of the corner pressurizing air cylinder 21 is fixedly connected with the bottom end of the positioning clamping plate 2, the jacking piston block 19 is respectively fixedly connected with the jacking support column 18 and the second linkage spring 20, the switching pressurizing assembly comprises a pressurizing air pipe 11 arranged on one side of the outer wall of the guide cylinder body 10, an arrangement communicating air pipe 26 is fixedly communicated with one end of the pressurizing air pipe 11, one side of the arrangement communicating air pipe 26 is provided with a corner shunt pipe 27, one end of the corner shunt pipe 27 is in threaded communication with a corner communicating hose 28, one end of the arrangement communicating air pipe 26 is communicated with an arrangement filling hose 29, and one ends of the corner communicating hose 28 and the arrangement filling hose 29 are fixedly communicated with an electric valve 30.
In some embodiments, as shown in fig. 10-11, the adjusting assembly comprises a rotating block 31 fixedly arranged at one end of a locating clamp plate 2, a rotating speed reducing motor 32 is arranged at the top end of the rotating block 31, a concave guide rod 33 rotatably connected with the rotating block 31 is arranged on the outer wall of the rotating speed reducing motor 32, a hinged sleeve ring block 34 is slidably connected to the outer wall of the concave guide rod 33 and is close to one end position of the concave guide rod 33, a hinged inclined concave bracket 35 is hinged to the inner wall of the hinged sleeve ring block 34 and is close to the top end position of the hinged sleeve ring block, a transverse hinged block 36 is rotatably connected to the inner wall of the hinged inclined concave bracket 35 and is close to the top end position of the hinged sleeve ring block 35, a vertical hinged sleeve block 37 rotatably connected with a clamping groove locating plate 1 is arranged at one end of the transverse hinged block 36, a linkage sleeve rod 39 is welded at one end of the concave guide rod 33, a linkage push rod 38 is fixedly connected to one side of the hinge sleeve ring block 34 and is rotatably connected to the bottom end position of the hinge sleeve ring block 34, a sleeve 46 is welded to one side of the hinge sleeve ring 40, a linkage 41 is fixedly connected to one side of the hinge sleeve ring 41 is pushed by a linkage sleeve ring 41, a sewing sleeve 44 is fixedly connected to one side of the output sleeve 44 of the linkage sleeve 43, a fixed sleeve 44 is fixedly connected to the linkage sleeve 43 and is fixedly connected to the upper end of the output sleeve 43, a fixed sleeve 44 is rotatably connected to the linkage sleeve 43, a fixed sleeve 44 is fixedly connected to the upper end of the linkage sleeve 43, and a fixed sleeve 43 is rotatably and a fixed sleeve 43, and a fixed sleeve 44 is connected to the upper end of the linkage sleeve 43, and a fixed sleeve 43 is connected to a fixed sleeve 43, and a lower sleeve 43 is fixedly connected to a lower sleeve 43, and a lower sleeve ring 44 is and a lower sleeve, and the rotary speed reducing motor 32 is fixedly connected with the concave guide rod 33, the pushing hinging rod 44 is respectively and rotatably connected with the hinging linkage grip 45 and the sewing sliding sleeve frame 43, and the sewing sliding sleeve frame 43 and the pushing hinging rod 44 are both made of carbon fiber materials.
The throat microsurgery stitching instrument has the following use process:
when the angle is adjusted, the sleeve handle 46 is held, the sleeve rotary drum 39 is rotationally sleeved, the sleeve rotary drum 39 rotates in the bearing lantern ring 40, meanwhile, the sleeve handle 46 can support the bearing lantern ring 40, the sleeve rotary drum 39 drives the hinging sleeve ring block 34 to rotate, the hinging sleeve ring block 34 drives the concave guide rod 33 to enable the rotating speed reducing motor 32 to vertically rotate, the key 48 can drive the rotating speed reducing motor 32 to drive the rotating block 31 to enable the positioning clamp plate 2 to rotate, rotation driving operation is achieved, the positioning clamp plate 2 drives the clamping groove positioning plate 1 to vertically rotate, meanwhile, the hinging sleeve ring block 34 drives the linkage push rod 38 to enable the linkage embedding collar 41 to rotate, the linkage embedding collar 41 stably rotates in the fixing limiting ring 42, meanwhile, the sewing sliding sleeve frame 43 plays a supporting role on the fixing limiting ring 42, the clamping groove positioning plate 1 and the positioning clamp plate 2 can rotate three hundred sixty degrees in a narrow throat space, the rotating speed reducing motor 32 is started to drive the rotating block 31 to rotate, the positioning clamp plate 2 is driven by the rotating block 31 to enable the positioning clamp plate 1 to rotate, the positioning clamp plate 2 drives the vertical hinging sleeve block 37 to horizontally rotate by an angle, the vertical hinging sleeve block 37 to enable the transverse hinging sleeve block 36 to horizontally rotate, the positioning clamp plate 36 to horizontally rotate, and the transverse hinging sleeve block 37 to transversely enable the hinging clamp plate 36 to transversely tilt inside the positioning clamp plate 1 to be adjusted to a wound, and the position of the wound at the position of the wound.
When arranging wound suture, inserting the clamping groove locating plate 1 and the locating clamping plate 2 into the throat, the locating clamping plate 2 drives the miniature camera head 24 to observe the wound position, the arranging suture groove 3 on the locating clamping plate 2 and the clamping groove locating plate 1 is attached to the position of the throat arranging wound, because gaps exist between the clamping groove locating plate 1 and the locating clamping plate 2, the arranged wound epidermis can be guided into the upper surface positions of a plurality of arranging suture grooves 3, the articulated linkage handle 45 is pressed, the articulated linkage handle 45 drives the pushing articulated rod 44 to enable the suture sliding sleeve frame 43 to slide rightwards along the outer wall of the sleeve handle 46, the suture sliding sleeve frame 43 drives the fixed limiting ring 42 to enable the linkage embedding collar 41 to drive the linkage push rod 38 to move, the linkage push rod 38 drives the articulated sleeve block 34 to move rightwards along the outer wall of the concave guide rod 33, meanwhile, the articulated inclined concave frame 35 is driven by the articulated sleeve block 34 to enable the transverse articulated block 36 to move, the transverse hinging block 36 drives the vertical hinging sleeve block 37 to enable the clamping groove locating plate 1 to move downwards on the locating clamping plate 2 in a hinging way, the clamping groove locating plate 1 is extruded at the wound surface position to form extrusion, the electric valve 30 arranged at the end part of the filling hose 29 is used for butt joint with a medical air pressure pipeline, hospitals are provided with the air pressure pipeline, so that the prior art does not describe how to boost pressure, the electric valve 30 arranged on the filling hose 29 is opened, air pressure enters the filling hose 29 to be filled into the arrangement communicating air pipe 26, the arrangement communicating air pipe 26 can enter the pressurizing air pipe 11, the pressurizing air pipe 11 enters the guide cylinder 10, the piston block 8 is pushed upwards along the inner wall of the guide cylinder 10 under the action of air pressure, meanwhile, the first linkage spring 9 stretches on the guide cylinder 10, the piston block 8 drives the pushing post 7 to push the stitching nail needle 5 upwards, the stitching needle 5 moves upwards along the side of the positioning slide block 6 in a sliding way, meanwhile, the stitching needle 5 pushes upwards along the side of the extrusion arc plate 12, the first fixed supporting block 14 plays a supporting role on the first extrusion elastic plate 13, the extrusion arc plate 12 plays a role in extruding the stitching needle 5 under the elastic action of the first extrusion elastic plate 13, the stitching needle 5 can be pushed upwards under the action of a certain force to be inserted into two layers of epidermis of a wound, the tip part of the stitching needle 5 is inserted into the positioning groove 15 in the clamping groove positioning plate 1 to form penetrating extrusion, and the two sides of the stitching needle 5 are in a bending state, so that the stitching needle 5 forms relative extrusion deformation knots after penetrating through two layers of wound epidermis, and the stitching needle 5 in a row forms quick stitching to finish stitching.
When the cartilage gap is used for wound suture, the corner camera 25 is used for checking the position of the laryngeal cartilage wound, the corner suture groove 4 between the groove clamping locating plate 1 and the locating clamp plate 2 is attached to the position below the laryngeal cartilage wound epidermis, the laryngeal cartilage wound epidermis at the two sides is positioned between the groove clamping locating plate 1 and the locating clamp plate 2, the hinged linkage handle 45 is pressed, the hinged linkage handle 45 drives the hinged rod 44 to push the suture sliding sleeve frame 43 to slide rightwards along the outer wall of the sleeve handle 46, the suture sliding sleeve frame 43 drives the fixed limiting ring 42 to drive the linkage embedding collar 41 to drive the linkage push rod 38 to move, the linkage push rod 38 drives the hinged sleeve ring block 34 to move rightwards along the outer wall of the concave guide rod 33, meanwhile, the hinged sleeve ring block 34 drives the hinged inclined concave frame 35 to move the transverse hinge block 36, the transverse hinge block 36 drives the vertical hinge sleeve block 37 to enable the groove clamping locating plate 1 to hinge downwards on the locating clamp plate 2, the clamping groove locating plate 1 is extruded on the upper surface position of the surface of the wound surface of the laryngeal cartilage, then the electric valve 30 on the corner communication hose 28 is abutted against the pressurizing air pipe of the hospital, the pressure air enters the corner shunt tube 27 along the corner communication hose 28, the corner shunt tube 27 is filled into the corner pressurizing air cylinder 21, the jacking piston block 19 can drive the second linkage spring 20 to stretch upwards, meanwhile, the jacking piston block 19 drives the jacking strut 18 to move upwards, the jacking strut 17 drives the corner stitching needle 16 to push upwards, as the second fixed strut 23 plays a supporting role on the second extrusion elastic sheet 22, the second extrusion elastic sheet 22 plays a transverse extrusion role on the corner stitching needle 16 under the action of elasticity, so that the two tips of the corner stitching needle 16 can be inserted into the inner position of the wound surface of the laryngeal cartilage under the action of the pushing force of the strut 17, and the two tips of the corner stitching needle 16 enter the independent groove body of the inner wall of the clamping groove positioning plate 1 to bend and clamp two layers of laryngeal cartilage wound epidermis, so that stitching and stitching operation is completed.
In this application, still in order to better realization disinfection operation, can dismantle double-layered groove locating plate 1 and locating splint 2.
Example 2
On the basis of the structure of the embodiment 1, the structure of the locating clamp plate 2 is improved, and an alternative technical scheme is provided, in particular.
An arrangement suture groove 3 is provided at the front end of the middle part of the locating splint 2, and at least one arrangement suture groove 3 is provided. When the suturing is performed, the suturing needle 5 is inserted into the arrangement suturing groove 3, and the suturing operation is performed, as in example 1.
Meanwhile, the corner stitching needle 16 in the corner stitching groove 4 is improved and placed, specifically, the corner stitching needle 16 is vertically arranged, as shown in fig. 12, when stitching is performed, the positioning clamping plate 2 and the clamping groove positioning plate 1 drive the corner stitching needle 16 to reach a designated position to be stitched, the positioning clamping plate 2 and the clamping groove positioning plate 1 are pushed forward first, the tip of the corner stitching needle 16 pierces the position to be stitched, then the clamping groove positioning plate 1 is controlled to move downwards to extrude the corner stitching needle 16 arranged in the positioning clamping plate 2, the corner stitching needle 16 is further pierced into the region to be stitched after being bent, and finally the corner stitching needle 16 breaks away from the positioning clamping plate 2 after stitching the region to be stitched.
The details not described in detail in the specification belong to the prior art known to those skilled in the art, and model parameters of each electric appliance are not specifically limited and can be determined by using conventional equipment.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a throat microsurgery stitching instrument, includes clamping groove locating plate (1), the bottom of clamping groove locating plate (1) articulates there is locating splint (2), its characterized in that: a plurality of arrangement suture grooves (3) are sequentially formed in the top end of the positioning clamp plate (2) from left to right, corner suture grooves (4) are formed in the top end of the positioning clamp plate (2) and located at one side of the arrangement suture grooves (3), suture needles (5) are arranged in the arrangement suture grooves (3), and an arrangement positioning suture mechanism is arranged on one side of each suture needle (5);
the arrangement positioning suture mechanism comprises a positioning slide block (6) which is arranged on one side of a suture needle (5) and is in sliding connection with the suture needle, a jacking column (7) is arranged at the bottom end of the suture needle (5) and close to the middle of the suture needle, a piston block (8) and a first linkage spring (9) are sequentially arranged below the jacking column (7) from top to bottom, a guide cylinder body (10) fixedly connected with a positioning clamp plate (2) is arranged at the bottom end of the first linkage spring (9), a corner suture needle (16) is arranged in the corner suture groove (4) in an internal installation mode, a corner positioning suture assembly is arranged at the bottom end of the outer wall of the corner suture needle (16), a switching pressurization assembly is arranged on one side of the outer wall of the guide cylinder body (10), and an adjusting assembly is arranged at one end of the positioning clamp plate (2).
2. The laryngeal microsurgical stapler of claim 1, wherein: the jacking column (7) is vertically and slidably connected with the positioning clamping plate (2) and the guide cylinder body (10) respectively, and the positioning sliding block (6) is fixedly connected with the positioning clamping plate (2) to which the arrangement stitching groove (3) belongs.
3. The laryngeal microsurgical stapler of claim 1, wherein: the first linkage spring (9) and the jacking column (7) are fixedly connected with the piston block (8), and the bottom end of the first linkage spring (9) is fixedly connected with the bottom end of the inner wall of the guide cylinder body (10).
4. The laryngeal microsurgical stapler of claim 1, wherein: one side of staple needle (5) from left to right is equipped with extrusion arc board (12), first extrusion shell fragment (13) and first fixed piece (14) in proper order, fixed connection between locating splint (2) that first fixed piece (14) bottom and range suture groove (3) belonged, welding between first extrusion shell fragment (13) and first fixed piece (14) and extrusion arc board (12) respectively, a plurality of constant head tanks (15) have been seted up in the bottom embedding of double-layered groove locating plate (1), equal embedding fixedly connected with of locating splint (2) and double-layered groove locating plate (1) one end penetrates miniature camera (47).
5. The laryngeal microsurgical stapler of claim 1, wherein: the corner positioning stitching assembly comprises an upward pushing support (17) arranged at the bottom end of the outer wall of a corner stitching needle (16), the bottom end of the upward pushing support (17) is fixedly connected with a jacking support (18) in the same circle center, a jacking piston block (19) and a second linkage spring (20) are sequentially arranged below the jacking support (18) from top to bottom, the outer wall of the jacking support (18) is slidably connected with a corner pressurizing inflator (21), one side of the outer wall of the corner stitching needle (16) is in extrusion connection with a second extrusion elastic sheet (22), one side of the second extrusion elastic sheet (22) is provided with a second fixing support (23) fixedly connected with a positioning clamp plate (2), the outer wall of the positioning clamp plate (2) is located on one side of an arrangement stitching groove (3) and is embedded with a miniature camera (24), and the other side of the positioning clamp plate (2) is located on one side of the corner stitching groove (4) and is embedded with a corner camera (25).
6. The laryngeal microsurgical stapler of claim 5, wherein: the top end of the corner booster cylinder (21) is fixedly connected with the bottom end of the positioning clamping plate (2), and the jacking piston block (19) is fixedly connected with the jacking support column (18) and the second linkage spring (20) respectively.
7. The laryngeal microsurgical stapler of claim 1, wherein: the switching supercharging assembly comprises a supercharging air pipe (11) arranged on one side of the outer wall of a guide cylinder body (10), an arrangement communication air pipe (26) is fixedly communicated with one end part of the supercharging air pipe (11), a corner shunt pipe (27) is arranged on one side of the arrangement communication air pipe (26), a corner communication hose (28) is arranged on one end part screw thread of the corner shunt pipe (27), an arrangement filling hose (29) is arranged on one end part of the arrangement communication air pipe (26), and an electric valve (30) is fixedly communicated with one end part of the arrangement filling hose (29).
8. The laryngeal microsurgical stapler of claim 1, wherein: the adjusting component comprises a rotating block (31) fixedly arranged at one end of a locating clamp plate (2), a rotating speed reducing motor (32) is arranged at the top end of the rotating block (31), a concave guide rod (33) rotationally connected with the rotating block (31) is arranged on the outer wall of the rotating speed reducing motor (32), a hinged sleeve ring block (34) is slidingly connected to the outer wall of the concave guide rod (33) at a position close to one end of the concave guide rod, a hinged inclined concave frame (35) is hinged to the inner wall of the hinged sleeve ring block (34) at a position close to the top end of the hinged sleeve ring block, a transverse hinged block (36) is rotationally connected to the inner wall of the hinged inclined concave frame (35) at a position close to the top end of the hinged sleeve ring block, a vertical hinged sleeve block (37) rotationally connected with a clamp groove locating plate (1) is arranged at one end of the transverse hinged sleeve block (36), a sleeve barrel (39) is welded at one end of the concave guide rod (33), a sleeve rod (38) is fixedly connected to one side of the hinged sleeve ring block (34) close to the bottom end of the hinged sleeve ring block, a sleeve ring block (40) is hinged to one side of the sleeve ring block (39) and a joint sleeve ring (40) is rotatably connected to one side of the sleeve ring (40), the outer wall embedding of linkage embedding collar (41) is rotated and is connected with fixed spacing ring (42), one side of fixed spacing ring (42) be equipped with sleeve handle (46) sliding connection sew up slip cap frame (43), just fixed connection between fixed spacing ring (42) and the slip cap frame (43) sew up, one side of slip cap frame (43) has cup jointed and has promoted articulated pole (44), the outer wall of promotion articulated pole (44) just is close to its top position department and is connected with articulated linkage handle (45), one side of promotion articulated pole (44) is equipped with button (48) with the slip cap frame (43) fixed connection of sewing up.
9. The laryngeal microsurgical stapler of claim 8, wherein: the output end of the rotary speed reducing motor (32) is fixedly connected with the rotary block (31), and the rotary speed reducing motor (32) is fixedly connected with the concave guide rod (33).
10. The laryngeal microsurgical stapler of claim 8, wherein: the pushing hinging rod (44) is respectively connected with the hinging linkage handle (45) and the sewing sliding sleeve frame (43) in a rotating mode, and both the sewing sliding sleeve frame (43) and the pushing hinging rod (44) are made of carbon fiber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410235896.5A CN117796866B (en) | 2024-03-01 | 2024-03-01 | Throat microsurgery stitching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410235896.5A CN117796866B (en) | 2024-03-01 | 2024-03-01 | Throat microsurgery stitching instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117796866A true CN117796866A (en) | 2024-04-02 |
| CN117796866B CN117796866B (en) | 2024-04-26 |
Family
ID=90426145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410235896.5A Active CN117796866B (en) | 2024-03-01 | 2024-03-01 | Throat microsurgery stitching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117796866B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935981A (en) * | 1973-07-31 | 1976-02-03 | Ernest Mikhailovich Akopov | Surgical apparatus for suturing organs and tissues with metal staples |
| RU2028085C1 (en) * | 1990-01-09 | 1995-02-09 | Нижегородский государственный медицинский институт | Method of laryngectomy |
| CN1969771A (en) * | 2005-11-21 | 2007-05-30 | 张敬人 | Suture device for pharyngeal operation |
| CN101278851A (en) * | 2007-04-04 | 2008-10-08 | 中国医学科学院北京协和医院 | Pincer type lacuna stitching instrument |
| CN101897610A (en) * | 2010-07-06 | 2010-12-01 | 王光辉 | Pharyngeal mucosa stitching instrument |
| CN105266860A (en) * | 2014-06-03 | 2016-01-27 | 柯惠Lp公司 | Stitching end effector |
| CN108697432A (en) * | 2015-08-10 | 2018-10-23 | 耐贝医药株式会社 | Pararthria therapeutic kit and pararthria treatment group |
| CN213406158U (en) * | 2020-08-31 | 2021-06-11 | 厦门大学附属中山医院 | Needle holder for laryngeal micro-suture |
-
2024
- 2024-03-01 CN CN202410235896.5A patent/CN117796866B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935981A (en) * | 1973-07-31 | 1976-02-03 | Ernest Mikhailovich Akopov | Surgical apparatus for suturing organs and tissues with metal staples |
| RU2028085C1 (en) * | 1990-01-09 | 1995-02-09 | Нижегородский государственный медицинский институт | Method of laryngectomy |
| CN1969771A (en) * | 2005-11-21 | 2007-05-30 | 张敬人 | Suture device for pharyngeal operation |
| CN101278851A (en) * | 2007-04-04 | 2008-10-08 | 中国医学科学院北京协和医院 | Pincer type lacuna stitching instrument |
| CN101897610A (en) * | 2010-07-06 | 2010-12-01 | 王光辉 | Pharyngeal mucosa stitching instrument |
| CN105266860A (en) * | 2014-06-03 | 2016-01-27 | 柯惠Lp公司 | Stitching end effector |
| CN108697432A (en) * | 2015-08-10 | 2018-10-23 | 耐贝医药株式会社 | Pararthria therapeutic kit and pararthria treatment group |
| CN213406158U (en) * | 2020-08-31 | 2021-06-11 | 厦门大学附属中山医院 | Needle holder for laryngeal micro-suture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117796866B (en) | 2024-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203029299U (en) | Tissue clamp piece of linear cutting anastomat and nail bin seat thereof | |
| CN117796866B (en) | Throat microsurgery stitching instrument | |
| CN109044433B (en) | Continuous stitching instrument for laparoscopic stitching operation | |
| CN111839630B (en) | Abdominal cavity wound suturing device based on anvil position feedback | |
| CN102813538B (en) | Circular purse-string forceps capable of automatically beating purse-strings | |
| CN202776430U (en) | Round purse-string forceps capable of suturing purse-string | |
| CN202776424U (en) | Round purse-string forceps capable of suturing purse-string | |
| CN105769271A (en) | Deep soft tissue incision anastomat | |
| CN202776431U (en) | Round purse-string forceps capable of suturing purse-string | |
| CN110239119A (en) | A kind of line insulation rubber mat prosthetic device | |
| CN100574710C (en) | Pincer type lacuna stitching instrument | |
| CN204484220U (en) | A kind of reversible adjustment and nail bin removable tubular coinciding machine | |
| CN202776425U (en) | Round purse-string forceps capable of suturing purse-string | |
| CN202776432U (en) | Round purse-string forceps capable of suturing purse-string | |
| CN102824201B (en) | Circular purse-string forceps capable of automatically sewing in purse way | |
| CN112914637B (en) | Automatic stitching instrument | |
| CN113180758B (en) | Endoscope minimal access surgery sewing machine | |
| CN104287800A (en) | Full automatic knotting-free laparoscope stitching instrument | |
| CN115153696A (en) | Ware is sewed up to meniscus | |
| CN201469327U (en) | Stitching device | |
| CN105395227B (en) | A kind of needle forceps for automatic sewing | |
| CN209826838U (en) | Peritoneum stitching instrument | |
| CN201182622Y (en) | Device for preventing bias oscillation of linear type stitching instrument | |
| CN215079361U (en) | Multi-channel single-port laparoscope puncture cannula limiting and fixing device | |
| CN201445543U (en) | Novel nail channel stitching instrument |
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 |