18 results about "Shoulder arthroscopy" patented technology

The invention discloses a hand traction belt skin protection device for shoulder arthroscopy surgery, and relates to the technical field of medical instruments, the hand traction belt skin protection device comprises a traction assembly used for traction of a wrist, and an angle adjusting assembly used for changing the traction angle is arranged on the outer surface of one side of the traction assembly; a stepping assembly used for adjusting the height is arranged on the outer surface of one side of the angle adjusting assembly, the traction assembly comprises a traction belt body, and the outer surface of the traction belt body is fixedly connected with a buffering cushion layer used for dispersing pressure. According to the hand traction belt skin protection device for the shoulder arthroscopy operation, the traction assembly, the first hook-and-loop fastener and the second hook-and-loop fastener are detachably attached, so that the hand traction belt skin protection device can adapt to different wrist sizes, the viscosity is stable after attachment, and a certain traction force can be borne without falling off; the flexible material of the buffer cushion layer can disperse the contact pressure between the wrist and the traction belt, tissue damage caused by too large local pressure intensity is avoided, and therefore stable and comfortable fixation is achieved.

The invention relates to the technical field of medical instruments, in particular to a shoulder arthroscopy lateral position abduction traction frame which comprises a main frame, a traction rod and a traction rope, a sliding rail is vertically and fixedly installed on the main frame, a lifting block is vertically and slidably installed on the sliding rail, one end of the traction rope is fixedly connected with the lifting block through a traction assembly, and the other end of the traction assembly is fixedly connected with the traction rod. A water tank is fixedly installed on the main frame, a water outlet pipe is installed at the bottom end of the water tank, a water inlet pipe is installed at the upper end of the weight box, the water outlet pipe and the water inlet pipe are communicated through a connecting water pipe, and a water level window is formed in the side face of the weight box. And water level scales are arranged on the water level window. A medical worker can control the traction force on the arm by controlling the water level in the weight box, the situation that the traction force is too large or too small, and consequently the operation progress is affected is prevented, it is guaranteed that the operation effect is better, and the disease of a patient is thoroughly solved.

The utility model discloses a distractor suitable for shoulder arthroscopy, which comprises an operating bed, a moving component, a lifting component, a limiting component and a fixing component, the moving component is transversely arranged above the operating bed and connected with the operating bed, the lifting component is arranged above the moving component, the limiting component is arranged above the lifting component, and the fixing component is arranged above the limiting component. The limiting assembly is located between the lifting assembly and the moving assembly and arranged at one end of the moving assembly, the moving assembly is connected with the lifting assembly through the limiting assembly, and the fixing assembly is located above the lifting assembly and rotationally connected to the lifting assembly. When the arm lifting device is used, the moving assembly can be moved to the armpit position of a patient, then the fixing assembly and the lifting assembly can lift the arm of the patient upwards from the position below the arm of the patient, and therefore a doctor is prevented from being shielded.

The utility model discloses a shoulder arthroscopy operation traction frame. Relates to the technical field of traction devices, and comprises a movable main body support, the top of the main body support is provided with a traction belt used for conducting traction on the upper limbs of a patient in the shoulder arthroscopy operation, and the top of the main body support is provided with a sliding adjusting assembly used for adjusting the traction belt; upper limb bandages for fixing the upper limbs of the patient and lock catches for being connected with heavy objects are fixed at the two ends of the traction belt respectively; the sliding blocks are adjusted up and down along the body support, the adjusting sliding rods on the two sides are combined to drive the connecting rods on the two sides to rotate upwards or downwards along the fixing frame, so that the rollers are rotationally adjusted, the traction belt is adjusted, the purpose of adjusting the traction height of the upper limbs of the patient is achieved, locking is conducted through the multiple locking bolts, and operation is convenient. The traction stability is ensured; the device has the advantages of being convenient to use, good in stability, high in flexibility and simple in structure.

The invention discloses a shoulder arthroscopy surgery self-adaptive medical traction oversleeve and a weaving method thereof, and belongs to the technical field of medical instruments. The oversleeve is an integrally-formed knitted product and comprises a net pipe and a hand back supporting protection piece. The net pipe is provided with wrapping areas with different mesh sizes, so that the net pipe can be elastically and adaptively attached to the upper limbs in a partitioned mode. The hand back supporting protection piece is of a multi-layer composite thick knitted structure and is used for supporting the hand and providing a traction acting point. The oversleeve is further provided with a plug-in type longitudinal adjusting assembly and a preset transverse adjusting assembly. The bandage is integrally woven by adopting a full-forming knitting technology, has the advantages of being quick to wear, breathable, visible, comfortable to fit, stable to fix and the like, and effectively solves the problems of complicated operation, difficulty in blood supply observation, stuffiness, discomfort and the like existing in winding type fixation of a traditional bandage.

The invention discloses a special dressing for shoulder arthroscopy operation based on chitin sponge and a preparation method thereof, and belongs to the technical field of high polymer materials and medical instruments. The preparation method of the dressing comprises the following steps: 1) mixing an alkali / urea mixed solution with a chitin raw material, and carrying out freezing-unfreezing treatment to break intermolecular hydrogen bonds of chitin so as to prepare a uniformly dispersed chitin solution; 2) adding a cross-linking agent into the chitin solution to obtain a second mixed solution; (3) pouring the second mixed solution into a customized mold matched with a shoulder joint anatomical curved surface, and carrying out a constant-temperature cross-linking reaction to prepare chitin hydrogel; 4) cleaning residual reagents of the chitin hydrogel with deionized water, and performing vacuum freeze drying to obtain a chitin sponge with a porous structure; 5, the chitin sponge serves as a contact layer of the dressing, a liquid absorption layer and an outer layer of the dressing are compounded with spun-bonded non-woven fabric, elastic reinforcing adhesive tapes are arranged on the front side and the rear side of the dressing respectively, and the complete dressing is obtained.The dressing has the high blood absorption rate, the high porosity, the high water retention rate and the high air permeability, is safe and non-toxic and can be biodegraded in vitro.

The invention discloses an automatic perfusate pressure regulating device for shoulder arthroscopy surgery, relates to the technical field of perfusate pressure regulation, and aims to solve the technical problem that the pressure accuracy is difficult to control in real time in the traditional mode of manually regulating the height of a perfusate bag to control the perfusate pressure, the automatic perfusate pressure regulating device comprises a base, and an infusion support and a pressure regulating assembly are arranged at the top of the base; the pressure adjusting assembly comprises a liquid storage barrel, a liquid pushing barrel and a liquid outlet barrel are movably arranged in an inner cavity of the liquid storage barrel, the liquid pushing barrel is arranged below the liquid outlet barrel, a liquid storage cavity is formed between the liquid pushing barrel and the liquid outlet barrel and used for storing perfusate to be output, the liquid pushing barrel is in sliding sealing fit with the inner wall of the liquid storage barrel, and a needle syringe type volume variable structure is formed. A driving assembly is arranged on the side wall of the infusion support. The device has the advantage that the perfusate pressure can be automatically and stably adjusted in real time.

The utility model discloses a clamping type shoulder arthroscopy traction frame for an operating bed, which belongs to the technical field of traction frames and comprises a base, the base comprises a supporting seat, movable sleeves are sleeved at two ends of the supporting seat, connectors are mounted at the bottom ends of the movable sleeves, a mounting seat is arranged on the upper surface of the supporting seat, and an insertion rod is inserted into the mounting seat. A supporting rod is installed on the inserting rod, a rotating rod is rotationally connected to the top end of the supporting rod, a turning piece is arranged on the rotating rod, and a traction piece is arranged on the turning piece. By arranging the supporting base and the two movable sleeves, the inserting rod is directly inserted into the mounting base, the inserting rod can be inserted into a clamping device on an operating bed from the two sides of the operating bed through the connectors, and therefore the overall stability of the device is improved; when the device is used, the device is convenient to install, and the orientation of the device can be conveniently adjusted.

The invention provides an articular cavity external expansion device for a shoulder arthroscopy operation. The articular cavity external expansion device comprises an outer tube, a rotating knob, an inner tube, a supporting blade, a sealing structure and a drainage pipeline, during use, the outer tube is inserted into an established operation channel of the shoulder joint; the rotary knob is rotated to drive the inner pipe to move upwards, the supporting blades move upwards synchronously, and when the supporting blades move to be right opposite to the long-strip-shaped openings, the supporting blades are unfolded outwards through the long-strip-shaped openings; after the supporting blades are unfolded, the rotary knob continues to be rotated to drive the supporting blades to move upwards and compress surrounding soft tissue, and therefore the operation space in the joint cavity is expanded. During an operation, an operating instrument extends into the outer tube through the sealing structure and enters an articular cavity to perform corresponding operation. According to the articular cavity external expansion device for the shoulder arthroscopy surgery, soft tissue is compressed through the supporting blades, the operation space in an articular cavity can be remarkably expanded, it is ensured that surgical instruments are flexibly operated, the surgical field is not limited, and therefore the articular cavity external expansion device adapts to individual differences of patients with different body types.

The invention relates to a shoulder joint surgery and rehabilitation device which solves the problems that an existing shoulder arthroscopy surgery traction device is prone to causing displacement of a humerus head, operation is affected, and a postoperative fixing brace is prone to causing ankylosis of joints. Comprising an inflatable air bag, a first U-shaped arc and a second U-shaped arc are arranged on the two sides, opposite in direction, of the inflatable air bag respectively, an armpit supporting part is arranged between the first U-shaped arc and the second U-shaped arc, and the inflatable air bag is further provided with a wearing fixing piece, an inflation inlet and a pressure release valve. During use, the air bag is inflated through the inflation inlet, the first U-shaped arc is attached to the surface of a rib beside the armpit, the wearable fixing piece is used for wearing and fixing, the second U-shaped arc is used for containing the inner side of the upper arm, the armpit supporting part is used for supporting the armpit, the air bag forms a lever fulcrum at the armpit, the humeral head is pried to be away from the shoulder glenoid fossa, and the joint gap is increased; in addition, when the shoulder arthroscope is used after an operation, the joint capsule is relaxed, fixation is relatively relaxed, the range of activity after the operation is obviously enlarged, and early rehabilitation of a patient is facilitated.

This invention provides a joint cavity expansion device for shoulder arthroscopic surgery, comprising a main tube, an injection balloon, supporting blades, an injection line, a drainage line, and a sealing structure. In use, the main tube is first inserted into the established channel in the shoulder joint. Water is injected into the injection line through a one-way valve using a syringe. The liquid enters the injection balloon through the injection channel, causing it to expand and deploy the supporting blades to support the bottom of the balloon. The main tube is then screwed outwards, fixing its position via spiral protrusions on the tube wall. Simultaneously, the injection balloon compresses the surrounding soft tissue, effectively increasing the operating space within the joint cavity. This joint cavity expansion device significantly expands the operating space within the joint cavity by compressing soft tissue with the injection balloon, ensuring flexible operation of surgical instruments without restricting the surgical field of view. The supporting blades provide stable support when the balloon expands, preventing deformation during soft tissue compression, thus achieving stable compression of the soft tissue.

This utility model discloses a medical shoulder arthroscopy bone grafting tool, comprising: a hollow sheath; an inner core mechanism or implantation mechanism that can be inserted into the sheath; the inner core mechanism includes an inner core rod and an operating block connected in sequence, the inner core rod extending into the sheath, and the inner core rod and the operating block having interconnected first guide pin holes; the implantation mechanism includes a fixing block, a connecting rod, and an implantation block connected in sequence, the connecting rod and the implantation block extending into the sheath, and the fixing block, the connecting rod, and the implantation block having interconnected second guide pin holes, the fixing block having several first guide wire holes, and the implantation block having several second guide wire holes. This device, through the use of the sheath, inner core mechanism, and implantation mechanism, can not only adapt to regular allogeneic bone blocks, but also to the irregular shape and size of autologous iliac bone, allowing for more precise bone block implantation, improving the success rate of bone grafting, reducing interference with surrounding soft tissues during the bone grafting process, helping to protect surrounding tissues, reducing surgical trauma, and accelerating postoperative recovery.

The utility model relates to a kind of shoulder arthroscopy postoperative patient rehabilitation exercise appliances, including connecting rod, bracelet and handle.The connecting rod two ends are connected bracelet and handle respectively, bracelet cover is set in wrist of affected limb, and internal annular air passage is communicated with air pump in handle by straight air passage, and air pump is powered by detachable battery.Three groups of C-shaped air bag are symmetrically distributed in the inner ring of bracelet, and the opening is towards the center, and the air pressure is adjusted by inflation / deflation button to adapt to different wrist size.The instrument adopts medical-grade stainless steel material, and the air bag is covered with anti-slip silicone layer.The device realizes the self-operation of patient affected limb rehabilitation training, avoids the power control problem of other assistance, accurately controls exercise intensity by air pressure adjustment, has comfort and stability, solves the technical defects of traditional passive exercise relying on others and poor adaptability, and is suitable for postoperative early to medium term affected limb function recovery.

The utility model relates to the technical field of medical instruments, in particular to a shoulder arthroscopy anti-falling type cannula assembly which comprises a cannula mechanism and is used for guiding and positioning surgical instruments entering a joint channel, the cannula mechanism comprises a sheathing canal assembly, the sheathing canal assembly comprises a blocking base fixed to the outer wall of the lower end of a sheathing canal, and a threaded sleeve is installed on the outer wall of the upper end of the blocking base; a suction nozzle is mounted at the lower end of the baffle seat and used for draining impurity blood; the anti-falling assembly comprises an expansion sleeve installed outside the sheathing canal in a sleeving mode, an upper circular truncated cone opening and a lower circular truncated cone opening are formed in the upper end and the lower end in the expansion sleeve respectively, and an upper circular truncated cone sleeve and a lower circular truncated cone sleeve are installed in the upper circular truncated cone opening and the lower circular truncated cone opening respectively; positive pressure is generated between the expanded expansion sleeve and a through hole of a shoulder joint operation part, friction self-locking is formed, the sleeve mechanism is fixed in the through hole under the combined action of friction force and the self-locking effect, and extra damage to tissues around the inner wall of the through hole is reduced.

The application provides a lung edema patch type ultrasonic monitoring and early warning device for shoulder arthroscopy surgery. The lung edema patch type ultrasonic monitoring and early warning device for shoulder arthroscopy surgery comprises a patch type ultrasonic probe array, a body position self-adaptive fixing structure, a signal acquisition and control module, a B-line identification and trend analysis module and a grading early warning module. The lung edema patch type ultrasonic monitoring and early warning device for shoulder arthroscopy surgery has the advantages that the real-time monitoring and grading early warning of lung edema in shoulder arthroscopy can be realized through back patching and asymmetric analysis.

The invention provides an evidence-based rehabilitation training system and method and a storage medium. The system comprises a server side, a patient side and a medical care side. The patient end collects basic information of a patient; the server side is used for matching a corresponding evidence-based rehabilitation scheme in an evidence-based rehabilitation scheme library according to the basic information of the patient, generating an evidence-based rehabilitation training task and sending the evidence-based rehabilitation training task to the patient side; the patient end is used for collecting patient rehabilitation change sample data, patient rehabilitation recovery effect sample data and patient training feedback sample data after the patient performs evidence-based rehabilitation training, and generating a rehabilitation state report; and the medical care terminal evaluates the evidence-based rehabilitation scheme according to the rehabilitation state report and performs individualized adjustment. The objective of the invention is to construct the shoulder arthroscopy rotator cuff repair postoperative evidence-based rehabilitation training application system, and scientificity, accuracy and continuous optimization of a rehabilitation scheme are realized through an evidence-based rehabilitation scheme library, patient information acquisition, utility analysis, individualized matching and full-period management.

The utility model relates to the technical field of medical instruments, in particular to a retractor device used in shoulder arthroscopy, which comprises a retraction mechanism and is used for retracting shoulder joint peripheral muscle soft tissue, the retraction mechanism comprises an execution component, a shell seat, a connecting head, a connecting rod, a connecting rod and a connecting rod, the shell seat enters the shoulder joint peripheral muscle soft tissue, and the connecting head is fixed at the upper end of the shell seat; a movable claw is pivoted to the lower end of the shell seat, a bump is fixed to the inner wall of the upper end of the movable claw, a guide ring is slidably mounted in the shell seat, and a plug is fixed to the upper end of the guide ring; the adjusting assembly comprises a main rod installed at the upper end of the shell base, and an inner rod is slidably installed in the main rod in a penetrating mode; the endoscope sheath is inserted from the upper end of the inner rod and enters the surgical site of a patient through the guide ring, and chippings, blood and other pollutants generated in the surgical process are drained out. A surgical channel is quickly established, the sheath is prevented from deviating or mistakenly entering other tissues, surgical risks are reduced, more accurate surgical operation is facilitated, and the surgical effect is improved.

The utility model provides a tractor which comprises a traction assembly, and the traction assembly comprises an installation shell; the traction rod body is arranged in the mounting shell, one end of the traction rod body is connected with a mounting piece, and the mounting piece is used for being connected with the joint fixing piece; and the adjusting mechanism is connected with the traction rod body and is used for adjusting the traction rod body to move and stretch out and draw back in the mounting shell. Due to the fact that the traction rod body can move and stretch out and draw back in the installation shell through the adjusting mechanism, and one end of the traction rod body is provided with the joint fixing sleeve piece matched with the arthroscopic surgery through the installation piece, the joint fixing sleeve piece pulls the human body joint to move under the driving of moving and stretching out and drawing back of the traction rod body, and tension on soft tissue can be kept; the adjustable shoulder arthroscopy device effectively meets operation requirements of shoulder arthroscopy operation, improves operation efficiency of the shoulder arthroscopy, shortens operation time, and has the advantages of being simple in structure, easy and convenient to operate and low in cost.