Patents
Literature
12results about How to "Simple procedure" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Visual micro-injection device for live cultivation of bovine gallstones
The utility model discloses a kind of visual microinvasive injectors for living body cultivation gall, belong to the technical field of pharmaceutical manufacturing.A kind of visual microinvasive injector for living body cultivation gall, including upper shell, lower shell, limit ring, sealing plate, bottom plate, sealing ring, buckles and support block, the upper shell is sleeved in the surface of lower shell and limit ring, the limit ring is sleeved in the surface of injector barrel, limit ring one end extends to the outside of upper shell, and the other end is penetrated to the inside of lower shell.The utility model is designed as integrally-formed injector, minimally invasive surgery and visualization technology are integrated, simplify surgical procedure, even non-professional technical personnel can quickly master operation method.Integrally-formed design reduces different tools needed to switch or use in cooperation in surgery, reduces surgery time, reduces operation complexity, improves surgery efficiency and safety.
Owner:KEHUA (SHENZHEN) DRUG RESEARCH & DEVELOPMENT CO LTD
An automatic riveting production system for water heater covers
ActiveCN116603941BRealize continuous seamless automatic productionavoid it happening againMetal-working feeding devicesStripping-off devicesProcess engineeringMechanical engineering
This invention discloses an automatic riveting production system for water heater masks, relating to the field of automated water heater production technology. It includes a material placement platform with riveting equipment on each of its adjacent sides and feeding devices on the other adjacent sides. A manual feeding position is provided between the two feeding devices. Each feeding device includes a support and a positioning fixture. The riveting equipment includes a riveting machine, a material handling robot, and a material handling hand. Through the cooperation of these components, automatic riveting of the water heater masks is achieved. During the riveting operation, only one worker is needed to feed materials to both riveting machines, while also having spare time to arrange the riveted masks on the material placement platform. This enables continuous, seamless, and automated production of water heater masks, greatly improving production efficiency. The operation is simple for workers, effectively preventing the production of defective products.
Owner:HUNAN CHUANGYAN IND TECH RES INST CO LTD
An oral implant reaming accurate guiding surgical tool
PendingCN122251151AImprove stabilityAvoid swaying and shifting situationsDental implantsReoperative surgeryIliac screw
The present application relates to dental implant tool technical field, especially to a kind of oral implant reaming accurate guiding surgical instrument, including mounting frame, the mounting frame is provided with front guide assembly, the middle outer wall of the mounting frame is fixed with fixed plate, the outer wall of both ends of the mounting frame is all set up to avoid location slot.The fixed plate and fixed block of the present application are set, when installing, fixed plate is inserted into vestibular groove, rotating adjusting frame and pushing rear positioning sleeve relative to adjusting frame slip, so that rear positioning sleeve is aligned with rear implant position, while adjusting frame drives fixed block and dental bed inner wall abutment, in turn, so that the device is clamped in patient's oral cavity by one fixed plate and two fixed blocks, realize three-point limiting, compared with the stability of single screw fixing mode in prior art is higher, avoid the situation that shaking deviation occurs during operation, guarantee reaming accuracy, and, during the process of being fixed in the device, the positioning of rear implant is completed simultaneously, simplify surgical procedure.
Owner:NINGBO YINZHOU STOMATOLOGICAL HOSPITAL GROUP CO LTD
A guidewire delivery system
The present application relates to a kind of guide wire delivery systems, including guide wire and radio frequency transmitter, guide wire includes guide wire body and basket structure, guide wire body proximal end is connected with radio frequency transmitter, guide wire body distal end is connected with the proximal end of basket structure, guide wire body and basket structure are made of conductive material, basket structure can be unfolded and fixed in pathological region after passing through target position, after basket structure is fixed in pathological region, radio frequency transmitter is started, and basket structure is ablated to pathological region.The basket structure of the present application can anchor guide wire directly in pathological position, reduce surgical operation, and then save operation time.Guide wire is connected with radio frequency transmitter, and radio frequency wave is emitted through basket structure, and then ablation is carried out to pathological region, without the radio frequency knife dedicated to ablation is introduced into human body, reduce the frequency of replacing surgical instruments, reduce operation cost.
Owner:LIFETECH SCI (SHENZHEN) CO LTD
Einführschleusen-Set
UndeterminedAT1914848Tsimple procedurediameter can be maximised
An introducer set (1) comprising an introducer sheath (10) and a dilator (20). The introducer sheath (10) has a tubular body (11) with a distal portion (12) and a proximal portion (13). The tubular body (11) of the introducer sheath has a wall thickness (d) of 0.3 mm or less. The dilator (20) has a body (21) with a proximal portion (23), a distal portion (22) and an outer surface, the dilator (20) being insertable into the introducer sheath (10) such that its proximal portion (23) extends proximally of the introducer sheath (10) when the dilator (20) is inserted in the introducer sheath (10). At least one of the dilator (20) and the introducer sheath (10) comprises a stiffening structure (25) imparting stiffness to the tubular body (11) of the introducer sheath (10), wherein said stiffening structure (25) can deactivated.
Owner:ABIOMED EUROPE GMBH
Attached gingiva broadening device for oral implant repair
The utility model discloses an attached gingival broadening device for oral implant repair. The attached gingival broadening device comprises a circular-ring-shaped base plate, an L-shaped section disc, a supporting piece, a gear transmission assembly and a fixing part. Sliding grooves and circular grooves for installing gears are formed in the two sides of the chassis. The disc consists of a lower disc and an upper disc, the lower disc is provided with a through hole and a screw hole, and the outer edge of the upper disc is provided with an arc-shaped bulge with the height of 5-8mm; the supporting piece achieves bidirectional sliding adjustment through gear and rack transmission, the rack and the gear are matched in modulus, the meshing precision is + / -0.1 mm, and the surface of the supporting block is coated with a silica gel layer to be attached to teeth. The cross groove in the top of the rotating rod drives the gear to rotate, and the flat-bottomed screw is screwed into the screw hole to abut against the supporting rod to form double locking. According to the utility model, through precise adjustment and a double-fixing mechanism, the attached gingiva is thoroughly expanded, the surgical field is stably exposed, the problems that the traditional instrument is inconvenient to adjust and easy to displace are solved, and the efficiency and the safety of the dental implant surgery are remarkably improved.
Owner:KUNMING STOMATOLOGICAL HOSPITAL
High-precision rotary positioning platform of 3D printing spiral structure
ActiveCN224183756UImprove versatilityImprove adaptabilityManufacturing platforms/substratesManufacturing auxillary operations3d printSupport plane
Owner:SHANDONG ZHONGCHENG SANCHUANG DATA TECHNOLOGY CO LTD
A pericardial traction retraction device for minimally invasive cardiac surgery
ActiveCN118806353Bavoid accidental injurySurgical vision is clearDiagnosticsSurgeryMinimally invasive cardiac surgerySurgical incision
The present application provides a pericardial traction exposure device for minimally invasive cardiac surgery, and relates to the technical field of medical devices, which comprises a dilatation ring and a traction assembly arranged on the dilatation ring. The dilatation ring is a deformable elastic ring structure, which can gently and uniformly expand the pericardial tissue after being inserted into the pericardial cavity. The number of traction assemblies is multiple, and they are uniformly arranged on the outer periphery of the dilatation ring along the circumference. The traction assemblies work together to provide more uniform and stable traction force for the pericardial tissue, effectively exposing the heart and providing a clearer surgical field for the surgeon, simplifying the surgical steps, reducing the operation complexity, and improving the overall efficiency and safety of the surgery. Moreover, the dilatation ring and the traction assembly of the present application do not need to be pulled out from the chest wall after traction of the pericardial tissue, avoiding additional surgical incisions and being beneficial to the postoperative recovery of the patient.
Owner:BEIJING TIANTAN HOSPITAL AFFILIATED TO CAPITAL MEDICAL UNIV
Double-vacancy zn cds solid solution photocatalyst and preparation method and application thereof
ActiveCN121695891Bextend your lifeImprove separation efficiencyHydrogenCatalyst activation/preparationAnhydrous ethanolPtru catalyst
The application discloses a kind of double-vacancy ZnCdS solid solution photocatalyst and its preparation method and application, preparation method includes adding cadmium source, zinc source and sulfur source into anhydrous ethanol and stirring dissolution, the mass ratio of cadmium source, zinc source, sulfur source is 1:9:3, under the condition of 70~90 ℃ water bath reaction, after suction filtration, washing, drying, obtain powdery ZnCdS solid solution, NaOH is added to water and stirred and dissolved, then add powdery ZnCdS solid solution, again ultrasonic treatment, after suction filtration, washing, drying, obtain double-vacancy ZnCdS solid solution photocatalyst.The preparation method of the application has the advantages of high hydrogen production rate, good repeatability, simple preparation, low cost, etc., the obtained double-vacancy ZnCdS solid solution photocatalyst can be applied to the field of photocatalytic hydrogen production, and the hydrogen production efficiency is as high as 12.69mmol·g ‑1 ·h ‑1 , which is 23.94 times that of pure ZnS and 11.64 times that of pure CdS.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Photo-anode based on acid etching surface reconstruction and preparation method thereof
PendingCN122082003AImprove photoelectrochemical performancereduce accumulationElectrodesAcid etchingChemical physics
The invention discloses a photo-anode based on acid etching surface reconstruction and a preparation method thereof, and relates to the technical field of photoelectrochemistry. The preparation method comprises the following steps: S1, preparing a prismatic transition metal sulfide nanorod array on a cleaned conductive substrate to obtain a conductive substrate loaded with the prismatic transition metal sulfide nanorod array; and S2, acid etching is carried out on the conductive substrate loaded with the prismatic transition metal sulfide nanorod array in the step S1, the prismatic transition metal sulfide nanorod array is reconstructed into a cylindrical transition metal sulfide nanorod array, and the photo-anode based on acid etching surface reconstruction is obtained. After the prepared photoanode is subjected to acid etching surface reconstruction, the surface catalytic performance is obviously improved, the photocurrent density of an optimized sample under the bias voltage of 1.23 VRHE can reach 2.57 mA / cm < 2 > and is 2.89 times that of an original sample, and the photoanode has high photoelectrochemical performance.
Owner:CHANGSHU INSTITUTE OF TECHNOLOGY
An anchor implant fixation system suitable for series suturing
PendingCN122515849AContinuous fitfit evenly
The application discloses an anchor implantation fixing system suitable for series suture, and relates to the technical field of medical devices. The anchor implantation fixing system suitable for series suture comprises a series implantation fixing device and an open path device. The series implantation fixing device comprises a handle mechanism, an anchor cartridge mechanism and a guide mechanism. The handle mechanism is used for being held by an operator. The anchor cartridge mechanism is used for preloading an anchor series system. The anchor series system comprises a plurality of anchors arranged in sequence along an axial direction and a suture thread connecting the plurality of anchors in series. The guide mechanism is connected to the anchor cartridge mechanism and is used for guiding an implantation direction. The open path device is used for being inserted into the series implantation fixing device to perform an operation of opening a bone channel or implanting an anchor. The anchor cartridge mechanism is movably connected to the handle mechanism. The plurality of anchors in the preloaded anchor series system can be implanted into the bone channel in sequence along the guide mechanism through cooperation of the open path device.
Owner:STAR SPORTS MEDICINE CO LTD
Left atrial appendage occlusion ablation device
ActiveCN115444542Bavoid enteringpromote formationSecuring/insulating coupling contact membersCoupling contact members
The application relates to a left auricle occlusion and ablation device. The left auricle occlusion and ablation device comprises an anchoring disc which is a radially telescopic stent structure, and a sealing disc which is a radially telescopic stent structure and is arranged at the proximal end of the anchoring disc; the sealing disc is made of a conductive material, and the sealing disc as a whole serves as a first conductive part for transmitting ablation energy or collecting tissue physiological signals. The anchoring disc is released in the left auricle and can anchor the tissue inner wall of the left auricle, and the sealing disc is released at the entrance of the left auricle so as to occlude the entrance of the left auricle and occlude thrombus in the interior of the left auricle, thereby effectively preventing the thrombus from entering the left atrium. Meanwhile, the sealing disc is conductive as a whole and transmits ablation energy, and ablation is performed on the left auricle mouth, which is more conducive to forming a complete annular ablation zone at the mouth, thereby facilitating complete electrical isolation of the left auricle from the left atrium at the left auricle mouth, and greatly improving the ablation effect.
Owner:HANGZHOU NUOMAO MEDTECH CO LTD