13 results about "Laparotomy" patented technology

The utility model discloses a trocar assist device which comprises a mounting plate, a circular trocar inlet is formed in the middle of the mounting plate, and an inlet pipeline is fixedly connected in the trocar inlet. The trocar is inserted through the trocar inlet in the mounting plate, the inflow channel wrapping the trocar is tightened through the elasticity of the inlet pipeline, the trocar can rotate by 360 degrees in the inlet pipeline, and the endoscope entering difficulty and the operation inconvenience of endoscopic surgery after transfer laparotomy are reduced.

The invention discloses an operation table for dissecting rats and mice, and relates to the technical field of mouse dissecting tables, the operation table comprises an experiment assembly and a laparotomy assembly, and the experiment assembly comprises a working plate; the laparotomy assembly comprises a rotating frame, a deformation plate and a clamping plate; the rotating frame is rotationally connected to the working plate through a friction hinge and is used for placing a mouse; during laparotomy and mouse observation, the rotating frame can drive the whole mouse to rotate, and the wound orientation is adjusted; a clamping plate is arranged at one end, far away from the rotating frame, of the deformation plate; the deformation plate is made of a bendable iron material, and the clamping plate is used for clamping and unfolding the epidermis of a mouse; according to the device, an operator can adjust the angle and the distance between the two clamping plates at will through the deformation plate capable of being manually bent, so that the device can be perfectly attached to mice of various body types from small size to large size, the problem that the belly is not fully lifted due to too loose clamping or the chest is pressed due to too tight clamping is solved, and a stable foundation is provided for anatomy operation.

The invention discloses a closed tumor-free drainage apparatus for abdominal tumors, which relates to the field of medical instruments, and comprises a protective sleeve, a sealing mechanism, a limiting mechanism and a sealing mechanism, the protective sleeve is used for protecting when drainage mass cyst fluid is used for reducing the volume of the tumors aiming at the huge tumors (cystic solid / cystic) of the pelvic and abdominal cavities, and the sealing mechanism is used for sealing and attaching the protective sleeve and the tumor cyst wall. The limiting device is arranged at the top of the protective sleeve and used for limiting and controlling the size of an opening in the top of the protective sleeve and sealing the whole protective sleeve after drainage operation is finished to prevent cystic fluid from flowing out to the pelvic cavity; by means of the protective sleeve, a drainage tube can penetrate through the interior of the protective sleeve to drain cyst fluid in the wrapping block in a clinical operation of excising a huge tumor of the pelvic cavity, the protective sleeve can protect drainage of the drainage tube and prevent the cyst fluid from flowing into the pelvic cavity and generating a spreading risk, and after the cyst fluid of the wrapping block is drained, the size of the wrapping block can be reduced, and the size of the wrapping block is reduced. In this way, excision operation can be conveniently conducted on the masses, and the length of an abdominal incision can be shortened during laparotomy.

The utility model relates to the technical field of postoperative care, and discloses a novel abdominal belt used after gynaecology laparotomy, which comprises a fixing belt, two sides of the fixing belt are respectively provided with an elastic binding belt I and an elastic binding belt II, the fixing belt is provided with a plurality of groups of binding belt components, the fixing belt is provided with a plurality of air bags which are arranged at equal intervals on the same plane with the binding belt components, and the air bags are provided with air holes. An air nozzle is connected to one side of each air bag, an inflation assembly capable of adjusting pressure is arranged on one side of each air bag and connected with the corresponding air nozzle, each inflation assembly comprises an inflation pump, flow dividing pipes are connected to the inflation pumps, the number of branches of the flow dividing pipes is the same as that of the air bags, and the branches of the flow dividing pipes are communicated with the air nozzles respectively. And air valves are respectively arranged on the branches of the shunting pipe. The air bag fixing device has the advantages that the air inflation assembly can adjust and control the pressure intensity of the air bag and change the applied pressure, the air bag applies pressure more evenly, the using effect is improved, and meanwhile the fixing firmness is enhanced through the arrangement of the bandage assembly.

The invention discloses application of neensinine in prevention and treatment of endometriosis, the neensinine is used as a traditional Chinese medicine monomer, the neensinine is used for preventing and treating the endometriosis, and the neensinine can resist fibrosis of the endometriosis so as to play a role in prevention and treatment. A mouse endometriosis model is constructed through an allotransplantation method, after four weeks of successful modeling, a modeling mouse model group, a dienogest control group and a neferine group are respectively taken for four weeks, and then laparotomy is performed to take out ectopic lesions. HE staining and masson staining methods are used for mutual evidence of fibrosis degree, immunohistochemical detection of fibrosis index a-SMA expression conditions is carried out, and Western-blot detection of fibrosis-related protein expression levels: FN, CTGF, alpha-SMA and COL-I. Therefore, the neferine can be potentially developed into drugs for treating or preventing fibrosis of endometriosis in the future.

The invention discloses a self-adaptive fish scale cleaning and viscera removing all-in-one machine which comprises a machine frame, a Y-shaped fish frame, a fish scale cleaning and viscera removing all-in-one machine body and a fish scale cleaning and viscera removing all-in-one machine body. The self-adaptive scaling module is installed on the rack and is composed of a scaling assembly I and a scaling assembly II which are of the same structure in parallel, and the scaling ends of the scaling assembly I and the scaling assembly II are arranged in a staggered mode; the belly cutting module is installed on the machine frame, the belly cutting module is located at the outlet end of the Y-shaped fish frame, and the belly cutting module is connected with an output shaft of the motor I; the viscera cleaning module is mounted on the rack, the viscera cleaning module is located at the outlet end of the laparotomy module, and the laparotomy module is in transmission connection with the viscera cleaning module; conveying modules are arranged on the two sides of the belly cutting module and the viscera cleaning module. According to the self-adaptive fish scale cleaning and viscera removing all-in-one machine, the problems that in the prior art, working procedures are separated, scaling is uneven, fish bodies are prone to damage, and viscera removing is difficult are solved.

The invention belongs to the technical field of medical instruments, and particularly relates to a single-channel abdominal surgery incision protection device. In order to solve the problem that in the prior art, a puncture guide seat and an incision protection sleeve of an instrument applied to a single-port abdominal surgery are not stably connected, the single-channel abdominal surgery incision protection device comprises the incision protection sleeve and the puncture guide seat, and the incision protection sleeve and the puncture guide seat are connected through a connecting assembly. The connecting assembly comprises a locking piece and a locking ring made of rigid materials, the locking piece is rotationally connected to the outer side of the end of the incision protection sleeve, the locking ring is embedded in the end, close to the incision protection sleeve, of the puncture guide base, one end of the locking piece can be pressed on the locking ring by rotating the locking piece, and the other end of the locking piece can be pressed on the other end of the puncture guide base. And the inner wall of the puncture guide seat is pressed on the outer wall of the incision protection sleeve. And stable connection of the incision protection sleeve and the puncture guide seat is realized. The invention further provides a lifting device, and the mode of adjusting the length of the instrument channel in the incision protection sleeve is optimized.

The application discloses a radio frequency blood coagulation ablation device, and relates to the field of medical instruments, which comprises a holding structure, an outer pipeline, a bipolar assembly, a working end adjusting assembly and a radio frequency generating device. The application can simultaneously realize the precise blood coagulation and ablation functions of tissues, can be used under laparotomy and under laparoscope, can realize the adjustment of the size of a blood coagulation point and a blood coagulation surface, can be bent in a relatively narrow and concealed space to reach the positions that cannot be reached by conventional blood coagulation devices for blood coagulation, and can realize a smaller entrance into the human body and smaller trauma to the human body when used under the laparoscope. Meanwhile, the blood coagulation point can be adjusted in a larger range. The application has the advantages of smaller trauma to the human body, adjustable size of the blood coagulation point and the blood coagulation surface, larger blood coagulation surface, higher blood coagulation efficiency and the like. The application can also reduce the use of auxiliary instruments in surgical operations, avoid the safety risks caused by the use of multiple medical instruments, rationally utilize medical resources and reduce the operation cost.

A system for pre-operative decision support includes a memory and a processor. The memory is configured to store a minimum threshold shear modulus or shear modulus range for abdominal tissue of a patient. The processor is configured to execute one or more programs to perform a plurality of operations. These operations include receiving at least one shear modulus measurement acquired by shear wave elastography (SWE) that is representative of a shear modulus of abdominal tissue of a patient within a predetermined distance of a planned abdominal incision, comparing the at least one shear modulus measurement with the minimum threshold shear modulus or shear modulus range, and outputting a recommendation regarding use of a surgical mesh following a laparotomy based upon the comparison.

The invention discloses a crucian carp slaughtering treatment device which comprises a fixed frame, and a scaling module, a viscera removing module and a gill removing module which are positioned on the fixed frame and are sequentially arranged along the linear direction, the scaling module comprises a limiting frame assembly located on the fixing frame, two first fixing roller assemblies which are oppositely arranged, adjustable in distance and used for fixing crucian carps and pushing the crucian carps forwards, a left-right roller assembly used for removing fish scales on the two sides of crucian carp bodies and an upper-lower roller assembly used for removing fish scales on the upper side and the lower side of the crucian carp bodies. The viscera removing module comprises a cutter table frame assembly located on the fixed frame, a second fixed roller assembly and an abdomen cutting and viscera taking assembly used for cutting the abdomen and taking viscera. The gill removing module comprises an upper fixing roller assembly and a lower fixing roller assembly which are used for pressing crucian from the upper portion, a fish head limiting assembly used for limiting the position of a crucian head, and a gill opening and taking assembly used for opening gill and taking gill. The crucian slaughtering speed and processing thoroughness are improved, the labor cost is reduced, and the automation degree is high.

The invention provides a uterine artery hemostasis device. The uterine artery hemostasis device structurally comprises a straight arm and a crank arm, a lower clamping piece is arranged at the top end of the straight arm, an upper clamping piece is arranged at the top end of the crank arm, and the crank arm obliquely extends upwards relative to the straight arm and is bent and hooked back above the top end of the straight arm, so that the upper clamping piece at the top end of the crank arm is vertically opposite to the lower clamping piece at the top end of the straight arm. During action, the lower clamping piece is located in the vagina and acts upwards on the vagina dome, the upper clamping piece is located in the uterine cavity and acts downwards on the uterine cavity wall, and the upper clamping piece and the lower clamping piece exert force relatively to clamp the uterine artery descending branch for emergency hemostasis. When the uterus contracts, rescue measures are complete and further bleeding is possibly reduced, the uterine artery hemostasis device can be taken out, and if bleeding still exists, other methods can be further adopted for hemostasis or clamping is carried out again. The uterine artery hemostasis device can block the uterine artery under the condition that intervention or laparotomy is not needed, and has great significance on postpartum hemorrhage of vaginal delivery.

The application relates to the technical field of vaginal dilating devices, in particular to an adjustable animal vaginal dilating device with an air bag and a method. The technical scheme is as follows: a support bag body is arranged on the outer wall of the insertion end of an introduction pipe and a fixing sleeve, the side wall of the end of the introduction pipe is further connected with a dilating bag body, the inside of the introduction pipe is provided with air pipes a and b, the air pipes a and b are respectively communicated with the support bag body and the dilating bag body and are used for inflation, the end of the introduction pipe is provided with a bulb, and the introduction pipe is further provided with an insertion protection piece. The support bag body and the dilating bag body are arranged on the end of the introduction pipe, air bag flexible dilating is adopted, and local high-pressure damage caused by hard dilating is avoided. The application is simple and safe in operation, is easy to insert in a deflated state, is easy to take out after independent inflation control and operation, has a simple overall structure and low cost, is convenient for veterinary clinical and experimental popularization and application, reduces the demand for laparotomy operation, and reduces the stress and infection risks of animals.

The invention belongs to the technical field of animal experiment model construction, and relates to a construction method of a porcine endometrial injury model. The construction method is non-traumatic, can simulate the pathological state of clinical intrauterine adhesion on the premise of not damaging the full-thickness structure of the uterus of a pig, and comprises the following specific steps: intramuscularly injecting 1.5 mg / kg of Shutai to calm an experimental pig, then carrying out anesthesia induction and analgesia, intramuscularly injecting phloroglucinol and probing the cervix uteri after the anesthesia induction succeeds and vital signs are stable, and carrying out intramuscular injection on the experimental pig. The cervix uteri is ensured to be relaxed; a sixth curette enters the uterus body from the cervix gently and slowly, and the endometrium is mechanically scraped until the surface is coarse; and then injecting 95% ethanol and staying for a specific time, and finally removing the residual ethanol. According to the method, laparotomy is not needed, the operation path is simple, the full-layer structure of the uterine muscular layer and the serosal layer can be completely reserved, the modeling effect is highly similar to the clinical intrauterine adhesion condition, the success rate is as high as 95%, the repeatability is good, the modeling effect is stable, and a standardized large animal model capable of being popularized is provided for intrauterine adhesion mechanism research and clinical intervention evaluation.