Abstract: An examination method comprises: generating a received audio signal according to sound generated from rotation of the fan by an audio receiving device; performing Fourier transform on the received audio signal to obtain a reference frequency domain signal; recognizing a plurality of characteristic bands according to the reference frequency domain signal; adjusting the received audio signal according to the characteristic bands respectively to form a plurality of casting audio signals corresponding to frequency components in the characteristic bands respectively; playing the casting signals sequentially by an audio casting device; and recognizing at least one key band among the characteristic bands according to the transmission rate of the hard drive upon playing the casting signals.

Abstract: A fibrocartilage suturing device is provided to solve the problem where the conventional procedure of the surgery is inconvenient. The fibrocartilage suturing device includes a tube assembly, a tubular member, and an anchor. The tube assembly extends through the tube assembly and includes an insertion section. The movement member is coupled with the tube assembly and includes a thrust rod extending through the tubular member. The anchor is located at one end of the thrust rod and includes a body and at least two wings connected to the body is able to be folded and unfolded relative to the body. The body of the anchor is connected to an end of a thread. Another end of the thread is connected to the tubular member.

Abstract: An electronic device and a method for detecting a malicious file are provided. The method includes the following steps: An executable file is searched, and an import table is extracted from the executable file. The import table includes at least a name of a first DDL and a name of a second DDL. A distance between the first DLL and the second DLL is calculated. Whether the distance exceeds a threshold is determined. If the distance exceeds the threshold, then whether a duplicate content of the import table exists in the executable file is checked. The executable file is regarded as a malicious file if the duplicate content of the import table exists in the executable file.

Abstract: A 3D printing method of a metal object includes stacking molten metal powders along an outlined path to form a metal object. An inert gas is introduced into a chamber with the metal object inside, and the metal object is hot isostatic pressed in the chamber at 80-120 MPa and 900-1000° C. for 1-4 hours.

Abstract: An examination method comprises: generating a received audio signal according to sound generated from rotation of the fan by an audio receiving device; performing Fourier transform on the received audio signal to obtain a reference frequency domain signal; recognizing a plurality of characteristic bands according to the reference frequency domain signal; adjusting the received audio signal according to the characteristic bands respectively to form a plurality of casting audio signals corresponding to frequency components in the characteristic bands respectively; playing the casting signals sequentially by an audio casting device; and recognizing at least one key band among the characteristic bands according to the transmission rate of the hard drive upon playing the casting signals.

Abstract: A minimally invasive bone fracture positioning device includes a sleeve, a movable unit, and a support. The sleeve includes an alignment portion located on a longitudinal axis of the sleeve. The movable unit includes a positioning portion. The positioning portion is located on the longitudinal axis and is spaced from the alignment portion. The movable unit is mounted in a radial direction of the sleeve. The movable unit is slideable relative to the sleeve along the longitudinal axis. A support is coupled to the sleeve and the movable unit. The movable unit is spaced from the sleeve by the support.

Abstract: A femur supporting device includes a femoral stem having a plurality of inclined passages. The femoral stem includes an inner side and an outer side. Each inclined passage includes an outlet in the inner side and an inlet in the outer side. Each inclined passage inclines upward from the inlet to the outlet. A plurality of supporting rods extends through the inclined passages. A first engaging end of each supporting rod extends out of the outlet of one of the inclined passages. A second engaging end of each supporting rod extends out of the inlet of one of the inclined passages. The first engaging end of each supporting rod is engaged with one of a plurality of first engaging portions in a trochanter head. The second engaging end of each supporting rod is engaged with one of a plurality of second engaging portions of a fixing unit.

Abstract: A mandibular fixation device overcomes the low operability of the conventional mandibular fixation device. The mandibular fixation device includes a sleeve, a first screw rod, a second screw rod and two positioning members. The sleeve includes two ends respectively provided with first and second screw holes. The first and second screw holes have opposite spiral directions. The first screw rod has a first threaded portion and a first assembly portion. The first threaded portion is threadedly engaged with the first screw hole, and the first assembly portion is located outside of the sleeve. The second screw rod has a second threaded portion and a second assembly portion. The second threaded portion is threadedly engaged with the second screw hole, and the second assembly portion is located outside of the sleeve. The two positioning members are coupled with the first and second assembly portions, respectively.

Abstract: A power connector includes housing, partition plate, first and second pins, first and second wires and filler. The housing has an interior space, first and second slots. The partition plate divides the interior space into first and second wire channels. Each first and second pin has an inserting portion and a wire connecting portion. The wire connecting portions of the first and second pins are respectively located in the first and second wire channels. The first and the second wires are respectively located in the first and second wire channels. The first and second wires are electrically connected to the wire connecting portions of the first and the second pins respectively. A material of the filler is different from the housing. The filler is filled in the interior space to enclose and separate the first wires and the second wires.

Abstract: A mandibular fixation device is provided to overcome the low operability of the conventional mandibular fixation device. The mandibular fixation device includes a sleeve, a first screw rod, a second screw rod and two positioning members. The sleeve includes two ends respectively provided with first and second screw holes. The first and second screw holes have opposite spiral directions. The first screw rod has a first threaded portion and a first assembly portion. The first threaded portion is threadedly engaged with the first screw hole, and the first assembly portion is located outside of the sleeve. The second screw rod has a second threaded portion and a second assembly portion. The second threaded portion is threadedly engaged with the second screw hole, and the second assembly portion is located outside of the sleeve. The two positioning members are coupled with the first and second assembly portions, respectively.

Abstract: An electronic device and a method for detecting a malicious file are provided. The method includes the following steps: An executable file is searched, and an import table is extracted from the executable file. The import table includes at least a name of a first DDL and a name of a second DDL. A distance between the first DLL and the second DLL is calculated. Whether the distance exceeds a threshold is determined. If the distance exceeds the threshold, then whether a duplicate content of the import table exists in the executable file is checked. The executable file is regarded as a malicious file if the duplicate content of the import table exists in the executable file.

Abstract: An orthodontic remodeling device includes a sleeve having first and second screw holes in two ends thereof. The first and second screw holes have opposite thread directions. A first screw rod includes a first threaded portion threadedly engaged with the first screw hole and a first assembling portion exposed outside of the sleeve. A second screw hole includes a second threaded portion threadedly engaged with the second screw hole and a second assembling portion exposed outside of the sleeve. Two tooth pushing members are respectively engaged with the first and second assembling portions. Each tooth pushing member includes at least one tooth coupling ring mounted on at least one tooth of a patient for pushing the at least one tooth outward. The sleeve is rotatable to move the first and second screw rods toward or away from each other to change a relative position between the two tooth pushing members.

Abstract: A femur supporting device includes a femoral stem having a plurality of inclined passages. The femoral stem includes an inner side and an outer side. Each inclined passage includes an outlet in the inner side and an inlet in the outer side. Each inclined passage inclines upward from the inlet to the outlet. A plurality of supporting rods extends through the inclined passages. A first engaging end of each supporting rod extends out of the outlet of one of the inclined passages. A second engaging end of each supporting rod extends out of the inlet of one of the inclined passages. The first engaging end of each supporting rod is engaged with one of a plurality of first engaging portions in a trochanter head. The second engaging end of each supporting rod is engaged with one of a plurality of second engaging portions of a fixing unit.

Abstract: A bone implant drill includes a bearing received in a sleeve. A transmission shaft includes a rod extending through the bearing and a transmission member formed on an end of the rod and received in the sleeve. The other end of the rod extends beyond the sleeve. A cutting rod includes a cutter, a coupling member received in the sleeve, and a positioning member between the cutter and the coupling member. The cutter and the coupling member are provided on two ends of the cutting rod respectively. The coupling member includes second teeth releasably engageable with first teeth on a free end of the transmission member. An elastic element is mounted in the sleeve. The elastic element includes a first end mounted around the coupling member and abutting the positioning member. The elastic element further includes a second end mounted around the transmission member and abutting the bearing.

Abstract: An implant carrier assembly, including a first housing, a second housing, a mixing pot for receiving powder, and a sealed container for receiving liquid, is provided. The first housing and the second housing are detachably assembled to each other to form a receiving space. An implant is received therein or removed therefrom. The second housing has a hole communicating with the receiving space. The sealed container is inserted into the mixing pot, and the mixing pot is assembled to the second housing, such that the sealed container is packed and squeezed inside the mixing pot and broken and the liquid flows out of the sealed container. The powder and the liquid are mixed and flow into the receiving space through the hole.

Abstract: An implant carrier assembly, including a first housing, a second housing, a mixing pot for receiving powder, and a sealed container for receiving liquid, is provided. The first housing and the second housing are detachably assembled to each other to form a receiving space. An implant is received therein or removed therefrom. The second housing has a hole communicating with the receiving space. The sealed container is inserted into the mixing pot, and the mixing pot is assembled to the second housing, such that the sealed container is packed and squeezed inside the mixing pot and broken and the liquid flows out of the sealed container. The powder and the liquid are mixed and flow into the receiving space through the hole.

Abstract: A dental prosthesis includes an implanting end, a coupling end, and a screw portion between the implanting end and the coupling end. The dental prosthesis further includes a positioning marker portion located adjacent to the coupling end of the dental prosthesis. The dental prosthesis can be precisely located in an alveolar bone of a patient. A dental implant includes the dental prosthesis and an abutment. The abutment includes a prosthesis coupling end. The prosthesis coupling end of the abutment is coupled to the coupling end of the dental prosthesis.

Abstract: An internal fixation device is adapted for fixing a first bone fracture to a second bone fracture. The internal fixation device includes: a shank adapted to extend into the first and second bone fractures and including a connecting segment that is made of a shape-memory alloy, and a first threaded segment that is connected to a first end of the connecting segment and that is adapted to be fixed in the first bone fracture; and a fixing unit adapted to fasten the second bone fracture to the first bone fracture. When environmental temperature is increased to a predetermined temperature, the connecting segment is shortened such that the fracture surfaces of the first and second bone fractures are 15 pressed closely against each other.

Abstract: A bone implant drill includes a bearing received in a sleeve. A transmission shaft includes a rod extending through the bearing and a transmission member formed on an end of the rod and received in the sleeve. The other end of the rod extends beyond the sleeve. A cutting rod includes a cutter, a coupling member received in the sleeve, and a positioning member between the cutter and the coupling member. The cutter and the coupling member are provided on two ends of the cutting rod respectively. The coupling member includes second teeth releasably engageable with first teeth on a free end of the transmission member. An elastic element is mounted in the sleeve. The elastic element includes a first end mounted around the coupling member and abutting the positioning member. The elastic element further includes a second end mounted around the transmission member and abutting the bearing.

Abstract: A heat dissipation module configured on a substrate having a heat producing element thereon includes a holder configured on the substrate and a heat sink having a base opposite to the heat producing element and pivotally connected to the holder and capable of joining to the substrate with the heat producing element covered by the base.