12results about How to "Easy to suture" patented technology

The utility model belongs to the technical field of medical instruments, and particularly relates to an artificial implant support which is provided with a plurality of support connecting holes used for being connected with a valve leaflet mechanism. The bracket connecting hole is a rectangular hole; the artificial implant stent comprises an outflow section, the outflow section comprises a plurality of outflow section frame units and a plurality of outflow section connecting areas, the outflow section frame units are sequentially connected end to end, and the outflow section connecting areas serve as stent connecting parts and are provided with stent connecting holes. The support connecting holes are rectangular holes, compared with a plurality of round holes, sewing of a plurality of circles of sewing lines is easier, and separation of the valve leaflet mechanism and the artificial implant support caused by fracture of the sewing lines is prevented. In addition, the design of the rectangular hole has enough space, so that the connecting piece of the valve leaflet mechanism penetrates out of the outer side of the artificial implant stent from the inner side of the artificial implant stent through the stent connecting hole.

The application relates to a ligament rupture repair implant, belonging to the field of ligament repair technology, which comprises an implant body and a net body, the implant body is used for being inserted between two ends of a ligament tear, and the net body is provided with one at each end of the implant body, and the net body is circumferentially arranged on the implant body. The application has the advantages that a suture can be easily sutured to the net body circumferentially arranged on the implant body, suture operation of medical staff is facilitated, and in the suture process, the net body can be deformed along with the suture of the suture, the possibility of causing a ligament tear during suture is reduced, and the suture effect of the implant at the ligament tear is improved.

This invention relates to the field of gypsum board processing technology, specifically to a gypsum board sewing device, comprising a sewing machine body and sewing components. A sewing frame is installed on the top inner wall of the sewing machine body. The sewing frame includes a first inclined frame and a second inclined frame arranged symmetrically. A hydraulic cylinder is provided at the top of both the first and second inclined frames. Several sewing components are evenly distributed within the sewing frame. Compared with existing technologies, this invention, by setting up a sewing machine body, a sewing frame, a first inclined frame, a second inclined frame, and hydraulic cylinders, can install the sewing components between a first and a second gypsum board in a processing groove, thereby achieving effective fixation of the two gypsum boards. The fixation effect is good, resulting in stronger stability of the sewn gypsum board and making it less prone to cracking during subsequent use. Simultaneously, the operation is simple and easy to sew, requiring less material compared to traditional metal strip splicing, thus reducing splicing and fixing costs.

The utility model provides a kind of digestive endoscope snare device, belong to medical instrument technical field.It solves when facing under endoscope huge wound, need through snare device auxiliary wound closure.But because the current snare silk is the annular structure of whole one, after auxiliary closure wound, it is difficult to take down snare silk from titanium clip, lead to auxiliary wound closure is not smooth problem.A kind of digestive endoscope snare device, including snare and two identical snare silk, one end of two snare silk is connected together by fuse ball, the other end of two snare silk is arranged in snare, and closed area is formed between two snare silk.It has the advantage that after auxiliary wound closure, snare silk can be taken down completely from inside titanium clip, realize the auxiliary closure of wound.

The invention discloses a vaginal retractor device and a vaginal tension method for cervical conization annular suture, and relates to the technical field of medical instruments. According to the technical key points, the device comprises a supporting mechanism, a connecting assembly installed on the supporting mechanism, a lower pulling hook body longitudinally installed on the connecting assembly, a limiting mechanism transversely installed on the connecting assembly and a pair of side pulling assemblies symmetrically installed at the upper end of the limiting mechanism, and the side pulling assemblies and the lower pulling hook body are located on the same vertical plane; the lower drag hook body is located below the symmetrical center line of the side pull assembly, and the drag hook ends of the side pull assembly and the lower drag hook body are both arranged backwards; the device is good in vagina stretching effect, and the cervix uteri of a patient can be exposed; the vagina can be stretched and supported in different directions by utilizing the inward retractor ends of the side pulling assembly and the lower retractor body, and the side pulling assembly and the lower retractor body can be limited and fixed and kept in a stretched and supported state by utilizing the connecting assembly to be matched with the limiting mechanism, so that the surgical suture of related personnel is facilitated.

The sheet pressing device comprises a rack arranged on the front side of a table top of a sewing machine, a transverse shaft is arranged on the rack, a movable seat is movably arranged on the transverse shaft, an inclined frame is arranged on the outer side of the movable seat, a pressing strip is hinged to the end of the inclined frame, and the pressing strip is provided with two sections of turns. A vertically downward electric push rod is arranged on the moving seat, the end part of a telescopic rod of the electric push rod is hinged with one end of a pressing strip, and the other end of the pressing strip is pressed on the fabric; the needle end of the sewing machine is positioned on one side of the depression bar. The utility model has the following advantages and effects: through the tabletting device, a worker can conveniently align garment piece sewing, so that the problem that the sewing quality is reduced is reduced.

This invention relates to a myocardial repair patch based on multi-material printing, its preparation, and its application, belonging to the field of bio-3D printing and regenerative medicine technology. The invention uses PLCL and GelMA hydrogel loaded with active cardiomyocytes as bio-inks, and introduces gelatin gel as a heat buffer material. An orthogonal network structure is constructed using multi-material bio-3D printing technology to prepare a myocardial repair patch with excellent dynamic adaptability to the myocardial interface and good biocompatibility. The myocardial injury repair patch prepared by this invention achieves a structure-function integrated design through the synergistic effect of the three materials, significantly overcoming the limitations of single materials in terms of mechanical properties, biological function, or thermal compatibility. The mechanical properties of the myocardial injury repair patch prepared by this invention can precisely match those of natural myocardium, while possessing high cell activity, effectively inhibiting fibrosis, improving myocardial function, and achieving true active repair. Furthermore, the process conditions are controllable, demonstrating good translational potential.

The utility model discloses a fishtail skirt seam splicing structure which comprises a first fishtail skirt edge cloth strip and a thread hole, a folding cloth strip is arranged at the right end of the first fishtail skirt edge cloth strip, a second fishtail skirt edge cloth strip is arranged on the front side of the folding cloth strip, a first sewing thread groove is formed in the surface of the second fishtail skirt edge cloth strip, and a second sewing thread groove is formed in the surface of the second sewing thread groove. The suture hole is formed in the first suture line groove, and a first suture line penetrates through the interior of the suture hole. According to the fishtail skirt abutted seam structure, the attaching adhesive tape and the positioning adhesive tape are both soluble glue, when the attaching adhesive tape and the positioning adhesive tape are used for adhering clothes, the adhering effect can be provided, it is ensured that all parts of the first fishtail skirt edge cloth strip and all parts of the second fishtail skirt edge cloth strip are firmly combined, and the clothes are not prone to falling off. The first fishtail skirt cloth strip and the second fishtail skirt cloth strip are not prone to thread loosening or thread opening in the using process, the service life of the first fishtail skirt cloth strip and the service life of the second fishtail skirt cloth strip are prolonged, it can be ensured that different materials are tightly bonded through the high-quality attaching adhesive tape and the positioning adhesive tape, and the tear resistance and the wear resistance of the fabric are improved.

The utility model relates to the technical field of medical instruments, in particular to a wound stitching instrument which comprises a shell, a first hole is formed in the lower end of the rear portion of the shell, a second hole is formed in the lower end of the front portion of the shell, and a first rotating shaft is arranged in the middle of the inner side of the shell. The percussion handle penetrates through the hole to be arranged on the inner side of the shell, and the percussion handle is rotationally connected with the first rotating shaft; the propelling unit is arranged at the front part in the shell; the tightening unit comprises two fastening parts and a tightening part, the fastening parts are arranged below the propelling unit, sliding grooves are formed in the inner sides of the fastening parts, the bottom walls of the sliding grooves are inclined, sliding rods are arranged in the sliding grooves, the other ends of the sliding rods are fixedly connected with the percussion handle, the tightening part is arranged on the outer side of the shell, and the tightening part is arranged on one side of the percussion handle; by means of the arrangement of the tightening unit, skin and flesh on the two sides of a wound can be tightened, and the suturing effect of the suturing nail is improved.

The utility model relates to the technical field of medical instruments. The knife edge sewing table comprises a main body, positioning structures are arranged on the outer surfaces of the two ends of the upper end of the main body, and leveling structures are arranged on the outer surfaces of the two sides of the upper end of the main body. A movable rod is pushed to move, so that the movable rod moves to the position above the wound of a patient, then the position of a sleeve rod can be adjusted, the sleeve rod is positioned through a second abutting bolt, and then an attaching plate is attached to one side of the high position of the wound of the patient through cooperation of a positioning hole, a rotating rod and a second spring; and then a threaded rod can be rotated to enable a rubber patch to abut against the outer surface of one side of the wound of the patient, so that the skins on the two sides of the wound of the patient are aligned, a doctor can conveniently suture the wound of the patient, and the practicability of the device is improved to a certain degree.

This invention belongs to the field of medical suture technology, and particularly relates to a medical suture barb heat-fusion device, comprising a first traction component, a second traction component, a positioning component, a heat-fusion component, and a cutting component. The first and second traction components are used to drive the suture to linear horizontal movement and rotation from both ends. The positioning component provides effective positioning support for the linearly horizontally moving suture. The heat-fusion component softens the suture to a suitable degree. The cutting component cuts barbs on the softened suture. This invention has a simple structure, is easy to operate, and has low maintenance costs.

The invention discloses an auxiliary purse-string suturing device for peritoneal dialysis catheterization, and relates to the field of peritoneal dialysis catheterization, the auxiliary purse-string suturing device comprises a mounting mechanism, the mounting mechanism comprises a mounting main rod, the surface of the mounting main rod is provided with an adjusting groove, the surface of the adjusting groove is provided with an adjusting mechanism, the adjusting mechanism comprises an adjusting ring and a fixing ring, and the fixing ring is provided with a fixing groove. The adjusting ring and the fixing ring are both sleeved with an adjusting groove in the surface of the mounting main rod, the fixing ring is fixedly connected with the adjusting groove, and the adjusting ring is slidably connected with the adjusting groove. According to the auxiliary purse-string suturing device for the peritoneal dialysis catheterization, the edge of the flexible protective skin is tightly buckled on the inner surface of the peritoneum, so that an intestinal canal and the omentum majus are isolated outside a suturing area, a closed compartment is established, medical staff can conveniently conduct peritoneal purse-string suturing in the protection area of the flexible protective skin, the risk of secondary injury is reduced, and the operation is convenient. And the opening size of the flexible protective leather can be flexibly adjusted, so that the device is suitable for auxiliary work of purse-string suture with different opening sizes.