36results about How to "Easy to use once" patented technology

The invention relates to a tube cavity wriggling shooting detector. The tube cavity wriggling shooting detector is characterized by comprising a front air bag, a middle air bag and a rear air bag, the middle air bag is arranged between the front air bag and the rear air bag, the front air bag and the rear air bag play a role in fixation with a tube cavity wall after being inflated, the middle air bag plays a telescopic wriggling walking role, the front air bag, the middle air bag and the rear air bag are correspondingly provided with a front air bag air nozzle, a middle air bag air nozzle and a rear air bag air nozzle respectively, a control circuit is arranged on a fixing support in the middle air bag, and the control circuit is provided with a three-cavity air pump and controller. The three-cavity air pump and controller is composed of a three-cavity air pump and a control circuit unit. The three-cavity air pump inflates and deflates the front air bag, the middle air bag and the rear air bag through the air nozzles connected with the air bags, the stepping state and the step of a wriggling shooting device are determined according to the pressure value of the middle air bag, meanwhile, and the grabbing strength of the air bag grabbing tube wall is determined according to the pressure value of the front air bag and the rear air bag to ensure walking tread stability.

The invention provides dyeing pomade which can be washed out with warm water and a preparation method thereof. For catering to the demands for pursuing hair styles and changing hair colors with occasion and clothes changes of modern city people, the colorful dyeing pomade which can be washed out with warm water and used for temporary hair styling and coloring and a preparation method thereof are provided. The dyeing pomade is prepared from, by weight, 8-16 parts of grease, 1-3 parts of an emulsifier, 0.2-1 part of a stabilizer, 3-10 parts of a film forming agent, 5-15 parts of a conditioner, 0.5-2 parts of an additive, 0.2-0.8 part of a preservative, 0.2-0.8 part of an odorant, 0.5-9 parts of a color former, 4-13 parts of a color developing agent and 50-100 parts of a solvent. The dyeing pomade has the advantages that a consumer uses the dyeing pomade to dye hair in different colors and meanwhile fix the hair in desired styles according to the demands in occasions; more importantly, the hair styles and colors obtained by using the dyeing pomade can be kept in a normal environment, original colors and luster can be recovered by using hot water and liquid shampoo to clean the hair after the consumer participates in activities no damage is brought, and no chemical residue exists.

An apparatus for forming a frozen liquid product into a predetermined shape, such as a spherical or ball-shape, includes a body (or “housing”) comprising first and second sections relatively disposable into an open or closed orientation, through connection by an attachment assembly. A securing structure is associated with the attachment assembly and operative to maintain the first and second sections in the closed orientation concurrently to the securing structure being disposed in fluid sealing disposition to a hollow interior of the body. A single use connector removably connects the securing structure into the fluid sealing relation as it maintains the first and second sections in the closed orientation.

The invention discloses an operation supporting sleeve and a puncture guiding needle capable of being used by combination, which are characterized in that the main body of a sleeve (1) is a round tube provided with an opening (2) on the tube wall, the head of the puncture guiding needle (4) is spiny, and when used by combination, the sleeve (1) is sleeved on the tail of the puncture guiding needle (4). The operation supporting sleeve and the puncture guiding needle are convenient to use and have high security. The operation supporting sleeve and the puncture guiding needle are mainly used forcutting off ligamenta or cutting part of the ligamenta in operative treatment of nerve compression wounds on a wrist or other parts and incising deep tissues in a minimally invasive surgery.

The invention discloses an anesthesia state monitoring system based on an electroencephalogram analysis technology. The anesthesia state monitoring system comprises EEG acquisition equipment used for acquiring and preprocessing EEG signals of a patient in an anesthesia state, a central processing unit used for processing and normalizing the acquired EEG signals of the patient in the anesthesia state, and a background analysis terminal used for performing core algorithm analysis processing on the preprocessed and normalized EEG signals of the patient; and the EEG acquisition equipment comprises an EEG acquisition patch, an EEG collector used for acquiring the EEG signals is further fixedly mounted on the EEG acquisition patch, a conductive silica gel layer is further arranged at the outer side of the EEG acquisition patch, and a PET protective film is further bonded to the outer side of the conductive silica gel layer. According to the system, the trend analysis of quantitative indexes and the anesthesia depth monitoring of electroencephalogram real-time spectrogram analysis are combined, the spontaneous or induced rhythmic bioelectric activity of a frontal lobe cortex are measured and described so as to monitor the unconscious state depth of the patient under anesthesia, and the efficiency and safety of the system on anesthesia use monitoring are improved.

An apparatus for forming a frozen liquid product into a predetermined shape, such as a spherical or ball-shape, includes a body (or “housing”) comprising first and second sections relatively disposable into an open or closed orientation, through connection by an attachment assembly. A securing structure is associated with the attachment assembly and operative to maintain the first and second sections in the closed orientation concurrently to the securing structure being disposed in fluid sealing disposition to a hollow interior of the body. A single use connector removably connects the securing structure into the fluid sealing relation as it maintains the first and second sections in the closed orientation.

This invention relates to a biological sample DNA extraction method, which comprises the following steps: a, leading the micro magnetic leads with carboxyl mark into the micro channel of the chip and absorbing and fixing it inside the channel to form the micro flow chip of the sample; b, mixing the sample and DNA absorbing liquid and then leading into the chip and mixing it with the micro magnetic leads, wherein the DNA in sample is absorbed on the leads with buffer liquid flowing in for washing and then collecting the washing liquid to get the high purified DNA.

The invention relates to a nail cabin assembly of a linear cutting anastomat and an anastomat applying the nail cabin assembly. The nail cabin assembly comprises a nail cabin, a cutting knife, a cutting knife protective cap and a knife protecting elastic sheet, wherein the cutting knife is mounted in a guide groove at the tail part of a nail cabin knife groove; the cutting knife protecting cap isfixed at the tail part of the nail cabin and positioned above the cutting knife; and the knife protecting elastic sheet is fixed at the tail part of the nail cabin to elastically and tightly clamp side faces of the cutting knife. The anastomat comprises an upper clamping plate, a lower clamping plate, a handle, a propelling mechanism and the nail cabin assembly; and the nail cabin assembly is mounted in the lower clamping plate. According to the invention, the nail cabin, a knife protecting frame and a spring are combined integrally to protect the cutting knife from being exposed in an non-operating state and enable the cutting knife to reciprocate in the assembly knife groove, so that a purpose of dividing human tissues, such as digestive tract is achieved and an effect of enable the anastomat to be simple in an integral structure, steady in use and convenient in operation is also achieved.

A novel disposable safe venous transfusion needle consists of a puncture needle and an externally-sleeved needle, wherein the puncture needle and the externally-sleeved needle are provided with an extending arm and a limit slot which are mutually matched, a puncture needle handle and an externally-sleeved needle handle are equipped with reverse sliding drive blocks, so that the puncture needle and the externally-sleeved needle are driven to slide oppositely. When the venipuncture is performed, a sharp point of the puncture needle is completely exposed outside a plain end of the externally-sleeved needle due to the fact that the sharp point can puncture conveniently; in the transfusing process after the venipuncture, the sharp point of the puncture needle is completely retracted inside plain end of the externally-sleeved needle, a transfusion needle becomes a blunt device with a plain end, so that a blood vessel is not punctured broken to enable the need to roll. In the puncturing process, the working habits of medical stuffs are not changed, so that the novel disposable safe venous transfusion needle is convenient to popularize and apply; furthermore, after the transfusion, the sharp point of the puncture needle drawn out is in the plain end of the externally-sleeved needle, thereby effectively protecting the nursing staffs; and in the product design, the original puncture needle is hardly changed, so that the production cost is low, and the needle can be conveniently disposable.

A hose connector of an one-off dental handpiece is characterized in that a water mist port, an air inlet and an air outlet which are connected to a comprehensive treatment instrument are formed in therear end surface of the hose connector; screw threads which are connected to the comprehensive treatment instrument are formed in the side surface of the rear end of the hose connector; and an inserting port for inserting a handle of the dental handpiece is formed in the front end of the hose connector. The hose connector of the one-off dental handpiece has the beneficial effects that the dentalhandpiece is conveniently connected to the comprehensive treatment instrument; the inserting is quick; the dental handpiece is extremely convenient to use in an one-off manner; some part of the dentalhandpiece is destroyed, so that the use cost of the dental handpiece can be saved; the returning resisting function ensures the cleanness and safety of the comprehensive treatment instrument, and theiatrogenic infection is avoided.

The invention relates to a tube cavity wriggling shooting detector. The tube cavity wriggling shooting detector is characterized by comprising a front air bag, a middle air bag and a rear air bag, the middle air bag is arranged between the front air bag and the rear air bag, the front air bag and the rear air bag play a role in fixation with a tube cavity wall after being inflated, the middle air bag plays a telescopic wriggling walking role, the front air bag, the middle air bag and the rear air bag are correspondingly provided with a front air bag air nozzle, a middle air bag air nozzle and a rear air bag air nozzle respectively, a control circuit is arranged on a fixing support in the middle air bag, and the control circuit is provided with a three-cavity air pump and controller. The three-cavity air pump and controller is composed of a three-cavity air pump and a control circuit unit. The three-cavity air pump inflates and deflates the front air bag, the middle air bag and the rear air bag through the air nozzles connected with the air bags, the stepping state and the step of a wriggling shooting device are determined according to the pressure value of the middle air bag, meanwhile, and the grabbing strength of the air bag grabbing tube wall is determined according to the pressure value of the front air bag and the rear air bag to ensure walking tread stability.

A syringe type vacuum blood collector with a protective needle tip comprises a vascular puncture needle tube (11), a blood collection needle tube (12), a blood sample collection pipe (2), and a syringe (3). A tail end of the vascular puncture needle tube (11) is eccentrically inserted on a puncture needle seat (13) in a manner of closing an outer circumferential surface of the syringe (3). The syringe has a seal cavity (32) and a cylindrical cavity (33) inside. The vascular puncture needle tube (11) communicates with the seal cavity (32), a front end of the blood collection needle tube (12) is fixedly arranged onto a wall of the seal cavity and communicates with the seal cavity (32), and a rear end of the blood collection needle tube (12) and most of the syringe extend backwards and are inserted in a pipe plug of the blood sample collection pipe (2). A tube plug of the vascular puncture needle tube (11), the seal cavity (32), a pipe core of the blood collection needle tube (12), and a pipe cavity of the blood sample collection pipe (2) whose seal cavity is punctured form a blood channel. A sliding groove (36) with a tail end where a back barrier is arranged extends in an axial direction on the side wall of the syringe (3), and a push handle (132) of a puncture needle seat protrudes from the sliding groove (36) and is exposed outside the syringe (3). The puncture needle tube (11), the puncture needle seat (13), the blood collection needle tube (12), and the collection pipe (2) form a sliding member sliding back relative to the syringe (3). With the regression of the sliding member, the puncture needle tube (11) is retracted into an inner cavity of the syringe (3), thereby ensuring that a person is not hurt.

A system for containing a sample for analysis by a spectrometer, comprising a sample container unit (1) having a well (4, 13, 213) for containing the sample, the well comprising a well inner wall (5, 21, 22, 23, 23a, 34, 234) and a well bottom plate (20), a bottom plate aperture (32 ', 32, 232) in the well bottom plate (20), and comprising a first spectral element (31', 31, 231) spanning an opening of the bottom plate aperture (32 ', 32, 232), wherein the well (4, 13, 213) further comprises a sealing material (33 ', 33, 233) at the interface of the inner wall (5, 21, 22, 23, 23a, 34, 234) with the first spectral element (31', 31, 231) wherein radiation freely passes through the base plate hole (32 ', 32, 232) to the first spectral element (31', 31, 231).

The invention relates to a medical instrument, in particular to a measurement device for an interventional operation robot, and discloses a pushing force measurement device for an endovascular interventional operation robot. According to the technical scheme, a base is connected with an upper cover through a hinge; a concave limiting plate and a pushing block are arranged on the upper cover, and when the upper cover is closed, the concave limiting plate compresses a stud gear, a driving wheel and an idle wheel, displacement in the vertical direction is limited, the pushing block pushes a left U-shaped stop sheet rightwards, and a right U-shaped stop sheet and the left U-shaped stop sheet clamp a guide wire driving auxiliary piece; the base is arranged on a sliding block of a linear driving assembly. The loss of pushing force in the conduction process is effectively reduced, and large errors caused by assembling or vibration or other reasons are reduced.

The invention provides vest disposable underwear which comprises a vest and chest pads, wherein the vest is made of non-woven materials, and the chest pads are arranged on the vest and matched with female breasts. The chest pads comprise multilayer non-woven fabrics which are hot-pressed to be spherical, and the vest adopts elastic non-woven fabrics or non-woven fabrics containing elastic spandex.Chest pad cores are arranged in the multilayer non-woven fabrics of the chest pads, and the non-woven fabrics adjacent to the peripheries and two sides of the chest pad cores are connected in a welded manner. The non-woven fabrics have the advantages of good breathability, safety, sanitation, low cost and the like, and single use is facilitated. For breast feeding women, SAP (super absorbent polymer) particles can be selectively added into the chest pad cores.

The invention belongs to the related field of medical protection equipment, and discloses a disposable nasal umbrella device for medical protection, which includes an umbrella frame assembly, an umbrella surface assembly and a connecting assembly, wherein the umbrella frame assembly is processed into a hollow hollow out of a flexible water-absorbing material as a whole The thin shell structure is designed as a structure with a roughly arcuate cross-section; the umbrella cover assembly is integrally sealed with the umbrella frame assembly, and includes a filter cover for providing pathogenic microorganism filtering functions and a filter cover for use The umbrella component covers the isolation structure of the outer nostril as a whole; the connecting component is used to connect the umbrella components located in each nostril. Compared with the existing products, the present invention not only provides medical protection with high sealing and reliability, but also has more reasonable aerodynamic characteristics, and correspondingly achieves obvious advantages in maintaining good ventilation effect and use comfort. improve.

The invention provides dyeing pomade which can be washed out with warm water and a preparation method thereof. For catering to the demands for pursuing hair styles and changing hair colors with occasion and clothes changes of modern city people, the colorful dyeing pomade which can be washed out with warm water and used for temporary hair styling and coloring and a preparation method thereof are provided. The dyeing pomade is prepared from, by weight, 8-16 parts of grease, 1-3 parts of an emulsifier, 0.2-1 part of a stabilizer, 3-10 parts of a film forming agent, 5-15 parts of a conditioner, 0.5-2 parts of an additive, 0.2-0.8 part of a preservative, 0.2-0.8 part of an odorant, 0.5-9 parts of a color former, 4-13 parts of a color developing agent and 50-100 parts of a solvent. The dyeing pomade has the advantages that a consumer uses the dyeing pomade to dye hair in different colors and meanwhile fix the hair in desired styles according to the demands in occasions; more importantly, the hair styles and colors obtained by using the dyeing pomade can be kept in a normal environment, original colors and luster can be recovered by using hot water and liquid shampoo to clean the hair after the consumer participates in activities no damage is brought, and no chemical residue exists.

The invention discloses a disposable sun-rain cap, comprising cap ribs and a cap surface, wherein a plurality of layers of waste paper are attached to the conical cap ribs; or colored patterns and characters are drawn on the cap surface which is sprayed with paper pulp; a waterproofing coating is painted on the cap surface; a lace is attached to the lower part of the cap surface. The disposable sun-rain cap is low in price, simple in process, novel in style, convenient to carry, and beneficial for one-time use, can be made into other shapes according to the requirements, and is capable of preventing water and shading the sun.

An endoscope assembly with a disposable sheath, in which the open conduits of a conventional endoscope body are cancelled. The head of the endoscope is capsulized or reshaped and is covered by a isolated sheath (6), a elastomeric end cap (10) is provided outside the isolated sheath (6) to join the open conduits shifted out from the conventional endoscope body. The external diameter of the endoscope assembly does not enlarge therefore. The isolated sheath (6) and the external open conduits are disposed after use so that the endoscope assembly can be sterilized entirely. The present invention is used in all sorts of flexible and rigid magical endoscopes.