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33results about How to "Achieve self-destruct" patented technology

Safety syringe

The invention relates to a safe injector and comprises an outer casing, a piston, a core rod and a needle component; a core rod locking ring is arranged at the rear of the outer casing; the needle component is movably arranged in a front needle seat; the needle component comprises a needle tube, a needle tube seat, a needle tube clasp and a sealing ring; the needle tube seat is movably arranged in the front needle seat of the outer casing through the needle tube clasp; the needle tube clasp is matched tightly with the installation and is fixed in a clasp cavity of the needle seat; inward inclined elastic damping claws are arranged above the needle tube clasp; a convex clasping cylinder is arranged at the rear of the needle tube seat; the front protrusion part of the core rod is provided with a clasping cavity which is matched with and is consistent to the clasping cylinder of the needle tube seat in shape. When the safe injector finishes an injection, the clasping cylinder is clasped in the clasping cavity of the core rod, the core rod is pulled back, the needle tube seat etc., are driven to shrink into the outer casing, and the core rod and the core rod locking ring are matched in a locking manner so as not to move forward or retreat. The safe injector can realize self-destruction after one injection, and has the advantages of reasonable structure, convenient use and good safety performance.
Owner:山东凯利医疗器械有限公司

Automatically exhausting self-destruction type infusion device

The invention discloses a transfusion apparatus which has automatic air exhaustion and self destruction, and consists of a puncturing apparatus of a bottle stopper, a catheter and a dropping funnel, and the invention is characterized in that an air exhausting tube is arranged inside the dropping funnel, and the lower end of the air exhausting tube is communicated with a lower catheter, the upper end of the air exhausting tube is oblique, and when liquid medicine is injected into the dropping funnel, the extra air in the dropping funnel automatically exhausts through the air exhausting tube. Liquid medicine flows into the lower catheter through a transfusion orifice when the liquid surface is higher than the transfusion orifice of the air exhausting tube. The extra air in the dropping funnel exhausts before liquid medicine flows into the lower catheter, thus bubble is not formed and automatic air exhaustion is achieved. The residue liquid under the transfusion orifice in the dropping funnel can not be discharged, cleaned and reused, thus achieving the effect of self destruction.
Owner:谢世庚

Logistics tracing and package fidelity-retaining method based on encrypted radio-frequency identification technology

The invention discloses a logistics tracing and package fidelity-retaining method based on the encrypted radio-frequency identification technology. The method provides an RFID electronic tag, whereinthe RFID electronic tag is arranged on a package for packaging goods. The method comprises the following steps of generating several key pairs by a technical service provider, assigning private keys respectively to a shipper and each logistics provider node and assigning a public key to a signer; before the shipping of the shipper, writing the goods information in the RFID electronic tag and encrypting the goods information; writing the corresponding logistics information in the RFID electronic tag respectively by each logistics provider node and encrypting the information; destroying the RFIDelectronic tag on an illegally opened package by an auxiliary mechanical device; after receiving a package by the signer, confirming whether the package is physically damaged or not; if the package is physically damaged, rejecting the package; otherwise, reading the information in the RFID electronic tags and signing after confirmation. According to the invention, goods during the logistics process can be traced, and the first responsibility of the shipper can be conveniently determined. During the logistics process, the auxiliary management for the responsibility of a carrier is realized.
Owner:NP2 TECH CO LTD

Safe self-destroyed syringe with greater force for preventing needle from withdrawing

ActiveCN101284155AStrong force to prevent needle withdrawalAchieve self-destructInfusion syringesInfusion needlesInterference fitStraight tube
The invention relates to a safe self-destruction injector with greater needle withdrawal resistance force. A mounting part is arranged on the top of a jacket straight tube; a closing plug is arranged inside the jacket straight tube; a core rod extending out of the jacket straight tube is connected with the lower end of the closing plug; an outer heave is arranged on the outer surface of the core rod, and an inner heave is arranged on the jacket straight tube; a movable needle stand is inserted in the mounting part; a needle tube is arranged inside the movable needle stand; the outer heave is arranged on the side wall of the movable needle stand, and the inner heave is arranged on the inner surface of the mounting part; a latch hook is arranged on the bottom end of the movable needle stand; a takeup incline of the latch hook is arranged on the closing plug; a deflection hole is arranged under the takeup incline; a locking part that connects the closing plug and the latch hook into a whole is arranged on the closing plug; an orbicular groove is arranged on the outer surface of the movable needle stand; a orbicular depression which is matched with the groove is arranged on the inner wall of the mounting part at the groove; an elastic packing ring which forms a interference fit with the groove and the depression, is arranged in the groove and the depression. The safe self-destruction injector has greater force for resisting needle withdrawal, realizes the self-destruction after injecting, and has the characteristic of low force for pulling back a syringe needle.
Owner:WUXI YUSHOU MEDICAL APPLIANCES

Physical self-destruction method for electronic data

The invention discloses a physical self-destruction method for electronic data. A low-speed explosive layer is paved on one surface of an electronic data storage medium which does not contact with a circuit, and the low-speed explosive layer is connected with an ignition device, the low-speed explosive is ignited by the ignition device, and the high temperature is produced on the surface of the storage medium, so the physical destruction is generated in the medium so as to achieve the purpose of the data self-destruction. The method is capable of breaking a traditional view of the current logical deleting and physical destruction, ensuring the safety storage while a low-price device is used for the data under the situation of the data safety unexpected destruction at the present stage especially, performing the safety destruction while the data can be leaked, and effectively solving such existing contradiction, and has the advantages of cheap cost and strong operability.
Owner:JIANGSU DU WAN ELECTRONICS TECH CO LTD

Sensitive data secure sharing and self-destroying method for cloud storage system

The invention discloses a sensitive data secure sharing and self-destroying method for a cloud storage system. The method comprises the following steps of S1, designing a secure sharing and self-destroying system for the cloud storage system; S2, initializing the system to generate system parameters and a main key; S3, encrypting a sensitive data file and setting an authorization period; S4, setting fine granularity access control within the authorization period; and S5, carrying out data self-destroying on the encrypted sensitive data file within the authorization period after the sensitive data file is expired. According to the method, a user is supported to define the authorization period, in a practical cloud application scene, each data item can be related to a group of attributes, and each attribute is related to a specification of a time interval. According to the method, the fine granularity access control also can be provided; if a moment is not in an appointed time interval, a ciphertext cannot be decrypted, namely, the ciphertext is self-destroyed; and even if a secure key is expired, the ciphertext cannot be decrypted by anyone, so the secure data self-destroying with the fine granularity access control is realized.
Owner:SHANGHAI MARITIME UNIVERSITY

Monocrystalline silicon nano-film flexible transient electronic device, preparation method and application

ActiveCN108831952AAchieve self-destructRealize the function of "transient device"Final product manufactureNanosensorsMicro nanoInformation security
The invention belongs to the technical field of micro-nano electronic devices, and specifically relates to a monocrystalline silicon nano-film flexible transient electronic device, a preparation method and an application. The invention adopts a preparation method of firstly preparing a device and then performing transfer, that is, a monocrystalline silicon nano-film electronic device / array prepared according to the standard semiconductor process is integrally transferred to a polyimide film flexible substrate with a transient functional layer. The preparation method has the advantages of compatibility with the current IC process, arbitrary adjustment of the structure scale and suitability for industrial large-scale production. According to the invention, the channel energy band is regulated and controlled through a gate, and the ratio of light current and dark current of the device can exceed 10<6>. The self-destructive transient process of a heating trigger device is realized throughadding the PAMS functional layer in the preparation process. The invention lays a foundation for obtaining high-sensitivity flexible photoelectric detectors and transient devices capable of adapting to a high temperature environment in a large scale in the fields such as on-chip integrated circuit protection, information security and sensing / control systems.
Owner:FUDAN UNIV

Hidden self-destruction needle head

The invention relates to the technical field of injection needles, in particular to a hidden self-destruction needle, which comprises an injection needle and a needle hiding device, the needle hiding device comprises a needle hiding cap, a protective cap, a guide sleeve and an elastic element, a clamping groove set is formed in the guide sleeve and comprises a guide groove and a locking groove, of which the inner ends are communicated with each other; a tooth column is arranged on the protective cap and is positioned in the guide groove; the first inclined plane matching structure and the second inclined plane matching structure are both used for enabling the protective cap to rotate in the same direction while axially displacing, the locking groove is used for blocking the tooth column in the locking groove, so that the protective cap cannot axially displace inwards. The hidden self-destruction needle head can shield the injection needle head, and the hiding function of the injection needle head is achieved; meanwhile, after being used once, the syringe needle can be automatically locked and hidden again, so that the syringe needle is prevented from being repeatedly used, and self-destruction is realized. In addition, the instrument does not need to provide additional destroying actions manually, operation is convenient, the safety performance is greatly improved, and the market prospect is good.
Owner:李荣毓

Non-volatile memory-based data self-destruction method and system

The invention discloses a non-volatile memory-based data self-destruction method and system. The method is characterized in that different storage areas are divided in a storage module, and differentstorage time is set; and data is self-destroyed in a specific storage time in the different storage areas, or a read-write mode is dynamically selected for each storage area to perform different read-write operations, and self-destruction time is set by a user. The system comprises a storage data interface, a non-volatile memory controller, the storage areas and a storage data conversion center; and a storage area analysis module and a storage mode control module are arranged in the non-volatile memory controller. Based on the physical properties of a non-volatile memory, the self-destructionof the data in a fixed time is achieved through the process and the physical properties of the memory; by worsening the holding property of a device, the self-destruction of the data in the fixed timeis realized; the data self-destruction at different time can be realized according to the requirements of the user; and the convenience of data storage is realized.
Owner:SHANDONG UNIV

Safety injector core bar lockup device

The invention relates to a core pin locking device for a safety syringe, which comprises an outer sleeve, a piston and a core pin, wherein, the rear part of the outer sleeve is provided with a locking ring for the core pin which is a cavity through ring composed by two integrated or split semi-circular rings. An elastic damping claw which inclines inwards is arranged on the locking ring, the tail end of the elastic damping claw integrated with a wall body of the locking ring for the core pin as a whole; a positioning boss which is used for positioning by coordination with the elastic damping claw is correspondingly arranged on the core pin; an internal cavity at the front end of the locking ring for the core pin is provided with a concave arc face and a stop boss which is matched with the core pin is correspondingly arranged on the core pin. After the injection action of the invention is finished, the core pin when drawn back can drive a syringe head component to retract to the internal cavity of the outer sleeve, and then to the position of the locking ring for the core pin at the rear end of the outer sleeve; meanwhile, the core pin and the locking ring for the core pin coordinate for locking and the core pin fails to move forwards or backwards. The core pin locking device of the invention has reasonable structure, convenient and stable application and high safety as well as reasonability of the locking of the core pin, and can realize self-disposal after one-off injection.
Owner:房东森

Method for implementing CMS based system for grouped security management of files

The present invention relates to a method for implementing a CMS based system for grouped security management of files. According to the method, accessing persons are divided into a plurality of accessing groups; a CMS security index table is created for files; a security identifier is set for each accessing group, and the accessing group is forbidden to access files with a security identifier and is allowed to access files without a security identifier. An access password and a destruction password are set for each accessing group, wherein the access password is used for entering the access group, and is used for accessing non-confidential files of the accessing group; and the destruction password is used for destructing confidential files in the group. Encryption and decryption are applied to storage and access of confidential files, and a database may also be used for storage. According to the method, a function of locking in case of a wrong password, a function of automatic file destruction in case of a wrong password, a function of an automatic exit in case of no operation, and a function of a manual exit are provided. The method eliminates the defect of that an identity opens all confidential files, is applicable to mobile phone APP / APK design for privacy protection, and is applicable to security design of removable storage products for mobile phones or PCs.
Owner:丁贤根

Disposable safety self destruction injector

A high-safety self-destroy expensive injector is composed of a needle, a connecting holder connected to said needle by spiral thread and with a central hole having a toothed hole and a matching hole, a rubber piston with a toothed front end having a matching head, a push rod and a pipe. When said push rod is pushed to bottom of pipe, said matching head is matched with said matching hole. When said push rod is withdrawn, the needle and connecting holder is pulled into the pipe.
Owner:SHINVA MEDICAL INSTR CO LTD

Ejection-type self-destructive syringe

The present invention relates to the technical field of disposable syringes. A pushout self-destructive syringe, comprising a syringe cartridge (4), a syringe rod (9), a needle seat (3), and a needle (2) fixed on the needle seat (3); the needle seat (3) is provided with a liquid flowing hole therein for the needle (2) to communicate with the syringe cartridge (4); a piston (6) is arranged at the upper end of the syringe rod (9); a rib (31) is formed at the lower part of the needle seat (3); a mounting portion is formed on the inner wall at the end of the syringe cartridge (4) connected with the needle seat (3); the mounting portion engages the rib (31) to prevent the needle seat (3) from slipping out of the syringe cartridge (4); the needle seat (3) below the rib (31) is sleeved with a seal ring (5) tightly pressing against the inner wall of the syringe cartridge (4); when the syringe rod (9) is pushed up to a predetermined position, the needle seat (3) can overcome the resistance applied to the rib (31) by the mounting portion, such that the needle seat (3) is pushed out of the syringe cartridge (4). After an injection is completed, the needle seat (3) can be easily pushed out of the syringe cartridge (4) by simply re-applying force to the syringe rod (9), so as to realize syringe self-destruction. The present invention has a reasonable structure, and a lower production cost, and is easy to recycle after product use, and is suitable for medical care personnel to use.
Owner:洪铭婉

Safety syringes with retractable needles

The invention provides a safety syringe with a retractable injection needle, which belongs to the technical field of medical devices. It solves the problems of unreasonable design, difficulty in realizing automatic assembly and high production cost of the existing safety syringe with retractable injection needle. The safety syringe that can pull back the injection needle includes the injection barrel and the injection rod arranged in the injection barrel. The front end of the injection rod is covered with a rubber stopper, and the front end of the injection barrel is equipped with a needle seat. The center of the needle seat has a There is a positioning structure between the syringe and the needle holder to prevent the needle holder from moving axially forward, and a limit ring is provided in the injection cylinder to prevent the needle holder from moving axially backward. The front end of the injection rod can pass through the Through the limiting ring and connected with the needle seat, the limiting ring is fixedly connected with the inner wall of the injection barrel through a breakable structure. The safety syringe which can pull back the injection needle can realize the axial positioning of the needle seat, is easy to assemble, and has high working stability.
Owner:王兴章 +1

Safety syringe

The invention relates to a safe injector and comprises an outer casing, a piston, a core rod and a needle component; a core rod locking ring is arranged at the rear of the outer casing; the needle component is movably arranged in a front needle seat; the needle component comprises a needle tube, a needle tube seat, a needle tube clasp and a sealing ring; the needle tube seat is movably arranged inthe front needle seat of the outer casing through the needle tube clasp; the needle tube clasp is matched tightly with the installation and is fixed in a clasp cavity of the needle seat; inward inclined elastic damping claws are arranged above the needle tube clasp; a convex clasping cylinder is arranged at the rear of the needle tube seat; the front protrusion part of the core rod is provided with a clasping cavity which is matched with and is consistent to the clasping cylinder of the needle tube seat in shape. When the safe injector finishes an injection, the clasping cylinder is clasped in the clasping cavity of the core rod, the core rod is pulled back, the needle tube seat etc., are driven to shrink into the outer casing, and the core rod and the core rod locking ring are matched ina locking manner so as not to move forward or retreat. The safe injector can realize self-destruction after one injection, and has the advantages of reasonable structure, convenient use and good safety performance.
Owner:山东凯利医疗器械有限公司

Safety syringe capable of pulling back syringe needle

The invention provides a safety syringe capable of pulling back a syringe needle, belonging to the technical field of medical apparatus and solving the problems that the existing safety syringe capable of pulling back a syringe needle has unreasonable design, is hard to realize automatic assembling and has higher production cost. The safety syringe capable of pulling back a syringe needle comprises a syringe barrel and a syringe rod arranged in the syringe barrel; the front end of the syringe rod is sleeved with a rubber stopper; the front end of the syringe barrel is provided with a needle head seat; the center of the needle head is provided with a liquid through hole; a positioning structure which can prevent the axial forward movement of the needle head seat; the syringe barrel is internally provided with a limiting ring used for preventing the axial backward movement of the needle head seat; the front end of the syringe rod can penetrate through the limiting ring and is connected with the needle head seat; and the limiting ring is fixedly connected with the inner wall of the syringe barrel by an easy fracture structure. The safety syringe capable of pulling back a syringe needle can realize axial positioning of the needle head seat, and has easy assembling and high working stability.
Owner:王兴章 +1

Quantitative self-destruction syringe

The invention relates to a quantitative self-destruction syringe, and belongs to the field of sterile medical instruments. The quantitative self-destruction syringe comprises an outer sleeve, a core rod and a piston, and a pull-back ring and a check ring are sequentially arranged on the core rod; a quantitative self-destruction clamping seat is arranged at the opening end of the outer sleeve, an elastic sleeve piece is arranged in the quantitative self-destruction clamping seat, a quantitative boss is arranged on the inner wall of the quantitative self-destruction clamping seat in an outward protruding mode, and the elastic sleeve piece is arranged outside the core rod in a sleeving mode; the elastic sleeve comprises a sleeve body, an elastic buckle arranged around the central axis is arranged at the front end of the sleeve body, a hollow positioning boss is arranged at the rear end of the sleeve body, a quantitative clamping groove is inwards formed in the outer surface of the positioning boss, and the quantitative clamping groove and the quantitative boss are arranged in a matched mode; a pull-back ring is arranged at the front end of the core rod, and a check ring is arranged in the middle of the core rod. According to the self-destruction syringe, liquid can be quantitatively sucked, self-destruction is completed after injection, the self-destruction state is stable, safe and reliable, bubbles are not increased in the suction process, secondary exhaust is not needed, the workload of medical staff is reduced, infection is reduced, and use is safer.
Owner:SHINVA ANDE HEALTHCARE APP CO LTD

A vaccine over-temperature self-destruction box with a telescopic pole

The invention discloses a vaccine over-temperature automatic destruction box with telescopic rods. The box comprises a box body and vaccine bottles, wherein the vaccine bottles are located in the boxbody, the box body is divided into an upper box body and a lower box body, and the telescopic rods are arranged between the upper box body and the lower box body; linkage mechanisms and a plurality ofbottom storage devices are arranged in the lower box body, the vaccine bottles are located on the bottom storage devices, the linkage mechanisms are located on the two sides of the bottom storage devices, and the tops of the linkage mechanisms are connected with the telescopic rods; and fixing devices and locking devices are arranged on the two sides of the linkage mechanisms, the fixing devicesare positioned in the lower box body, the locking devices are slidably connected to the fixing devices, and the locking devices control connection between the linkage mechanisms and the fixing devices. Compared with the prior art, through arrangement of the telescopic rods, automatic destruction of the vaccine bottles in the over-temperature box body can be realized when the box body is opened, and meanwhile, when the temperature in the box body does not exceed a set temperature, the stability and the safety of the vaccine bottles in the box body are ensured.
Owner:张誉鸿

Self-destruction device of electronic equipment

The invention discloses a self-destruction device of electronic equipment, which comprises an electronic equipment main body in a cuboid shape, a mounting cavity for placing electronic components is formed in the electronic equipment main body, one side of the mounting cavity is opened, and a rectangular rear end cover is arranged at the opening; a standby power supply main body and a conductor powder liquid spraying device are respectively arranged on the inner wall of the mounting cavity; four mechanical coded lock stopping assemblies in one-to-one correspondence with the smoke alarm mechanisms are arranged on the side wall, close to the smoke alarm mechanisms, of the electronic equipment body, and a powder spraying executing mechanism is arranged among the mechanical coded lock stopping assemblies, the electric conductor powder liquid spraying device and the rear end cover; the action of disassembling the first fastening bolt is matched with the smoke alarm mechanism, so that when the first fastening bolt is disassembled, a preliminary warning can be made in the misoperation process of a worker, or the illusion that smoke is generated by self-destruction in the display equipment in the disassembling process of non-authorized personnel can be made.
Owner:ZHENGZHOU RAILWAY VOCATIONAL & TECH COLLEGE

Special device for computer information security protection

The invention discloses a special device for computer information safety protection. The device comprises a host shell, a groove is formed in the upper side of the left portion of the host shell, a baffle is arranged on the inner side of the groove, a fan is arranged behind a circuit board support and connected with a drill bit, a strip-shaped plate is fixed to the rear side of the fan, and sliding rods are symmetrically arranged on the front side of the strip-shaped plate up and down. A second sliding pipe is slidably connected to the front portion of each sliding rod, a wire protection assembly is arranged on the lower portion of the right wall of the main machine shell, a fingerprint switch is installed on the upper wall of the main machine shell, a chip and a storage battery are arranged in the main machine shell, and the storage battery, an electromagnet and the fingerprint switch are all electrically connected with the chip. The contact switch is electrically connected with the fan. A USB socket has a mechanical protection function, the structure is simple, the occupied space is small, the protection effect is good, meanwhile, the circuit board self-destruction function is achieved, and self-destruction is more thorough through organic combination of the drill bit and the fan.
Owner:郑州财经学院

Missile-borne axial wind energy collecting and converting device and missile-borne power supply

The invention discloses a missile-borne axial wind energy collecting and converting device which comprises a cylindrical shell, a controller connected with the shell, a funnel-shaped air inlet formed in the shell in the radial direction, an air duct formed in the shell and communicated with the air inlet, a plurality of air outlets annularly formed in the edge of the rear end of the shell, an energy converter arranged in the air duct, a control circuit arranged in a controller and connected with the energy converter, and an output line connected with the control circuit. Through the scheme, the missile-borne axial wind energy collecting and converting device has the advantages of being simple in structure, reliable in collection and the like, and has very high practical value and popularization value in the technical field of missile-borne power supplies.
Owner:上海汉未科技有限公司

A kind of single crystal silicon nano film flexible transient electronic device, preparation method and application

ActiveCN108831952BAchieve self-destructRealize the function of "transient device"Final product manufactureNanosensorsPhotocurrentDark current
The invention belongs to the technical field of micro-nano electronic devices, and specifically relates to a monocrystalline silicon nano-film flexible transient electronic device, a preparation method and an application. The invention adopts a preparation method of firstly preparing a device and then performing transfer, that is, a monocrystalline silicon nano-film electronic device / array prepared according to the standard semiconductor process is integrally transferred to a polyimide film flexible substrate with a transient functional layer. The preparation method has the advantages of compatibility with the current IC process, arbitrary adjustment of the structure scale and suitability for industrial large-scale production. According to the invention, the channel energy band is regulated and controlled through a gate, and the ratio of light current and dark current of the device can exceed 10<6>. The self-destructive transient process of a heating trigger device is realized throughadding the PAMS functional layer in the preparation process. The invention lays a foundation for obtaining high-sensitivity flexible photoelectric detectors and transient devices capable of adapting to a high temperature environment in a large scale in the fields such as on-chip integrated circuit protection, information security and sensing / control systems.
Owner:FUDAN UNIV

Novel push-out self-destructive injector

The invention discloses a novel push-out self-destructive injector. A needle seat mounting column is arranged at the upper end of an injector barrel body, a needle seat is installed in the needle seat mounting column, a needle tube is arranged at the center of the needle seat, a baffle ring is disposed at the upper end of the needle seat, the upper end of the needle seat mounting column is inwards contracted to form a clamping ring which is matched with the baffle ring, the lower end of the needle seat is tightly sleeved with a seal ring which is tightly attached to the inner wall of the needle seat mounting column, a piston mounting portion is installed at the upper end of a push rod in the barrel body, an ejecting rod is formed in the middle of the piston mounting portion, the ejecting rod enables the needle seat to overcome resistance of the clamping ring on the baffle ring and then ejects the needle seat out of the needle seat mounting column when upwards pushed to a certain position, a piston is sleeved on the piston mounting portion, and a deforming cavity is arranged between the middle of the piston and the outer wall of the ejecting rod. According to the novel push-out self-destructive injector, the liquid medicine residues are minimal, which are close to 1 / 3 of national standards, environmental protection during subsequent recycling or destruction of the injector is facilitated, the self-destruction is complete, the operation is simple and convenient, and the novel push-out self-destructive injector is suitable for being used by medical workers.
Owner:蔡根顺

Vaccine over-temperature automatic destruction box with telescopic rods

The invention discloses a vaccine over-temperature automatic destruction box with telescopic rods. The box comprises a box body and vaccine bottles, wherein the vaccine bottles are located in the boxbody, the box body is divided into an upper box body and a lower box body, and the telescopic rods are arranged between the upper box body and the lower box body; linkage mechanisms and a plurality ofbottom storage devices are arranged in the lower box body, the vaccine bottles are located on the bottom storage devices, the linkage mechanisms are located on the two sides of the bottom storage devices, and the tops of the linkage mechanisms are connected with the telescopic rods; and fixing devices and locking devices are arranged on the two sides of the linkage mechanisms, the fixing devicesare positioned in the lower box body, the locking devices are slidably connected to the fixing devices, and the locking devices control connection between the linkage mechanisms and the fixing devices. Compared with the prior art, through arrangement of the telescopic rods, automatic destruction of the vaccine bottles in the over-temperature box body can be realized when the box body is opened, and meanwhile, when the temperature in the box body does not exceed a set temperature, the stability and the safety of the vaccine bottles in the box body are ensured.
Owner:张誉鸿

Automatic whip-back needle safety self-breaking syringe

InactiveCN100553704CImplement the principle of one-time useAvoid reuseInfusion syringesIntravenous devicesSyringe needleSelf-destruct
A self-retracting needle safe self-destruction syringe, comprising a syringe, a push rod barrel, a push rod sealing ring, a connecting seat, a connecting rod with a hook, and a resilient rubber band; the syringe includes a cylinder body, the cylinder There is a hook groove on the top inner wall of the body, and a bottom wall is provided at the bottom opening of the cylinder body; the push rod cylinder includes a rod body and a fixing part arranged at the bottom end of the rod body; the push rod sealing ring corresponds to the fixing part of the push rod cylinder There is a connecting part, the connecting part is connected with the fixed part; the connecting seat is installed in the sealing ring of the push rod, the connecting seat includes a body part, and a groove is opened in the middle part of the body part; the connecting rod with hook is installed above the connecting seat, with hook The upper part of the connecting rod is protrudingly provided with a hook that can be hooked on the hook groove of the cylinder body, and the top of the connecting rod with hook is concavely provided with a groove; Between the groove of the connecting seat and the groove of the hooked connecting rod. The syringe of the present invention is widely used in various occasions of medical and health work.
Owner:SHENZHEN LIJUNDA TECH DEV
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