Stabilizer for a valve assembly for introducing instruments into body cavities

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The United States Surgical Corporation patent solves the following problem:

The present invention relates to the insufflation cannula assembly adapted to receive an obturator, endoscope or other surgical instrument and more particularly, relates to a stabilizer assembly for providing support to instruments inserted inside a cannula assembly during insufflation during insufflatory operation.

Our analysis of this patent is as follows:

United States Surgical Corporation’s patent US 5389081 A deals with Stabilizer for a valve assembly for introducing instruments into body cavities.
A stabilizer assembly for supporting a surgical instrument is passed through an insufflation cannula assembly. The stabilizer assembly includes a housing having an aperture formed therein to allow the passage therethrough surgery. given also the stabilizer assembly are separate rigid members support instrument that selectively operable to use a rigid support operations instruments through the stabilizer assembly.

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Cellular telephone calling system using credit card validation

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The Seiderman; Abe patent solves the following problem:

The present invention relates to a cellular telephone calling system that verifies the data of credit card and charge the credit card of the user upon completion of phone calls to third parties.

Our analysis of this patent is as follows:

Seiderman; Abe’s patent US 5388148 A deals with Cellular telephone calling system using credit card validation.
The cellular phone credit card calling system to work with a cellular phone, a local cellular network and an IXC in a telecommunications network. The cellular phone that has a handset and a transceiver units coupled together by a power and a communication bus. A credit card interface unit with the bus. The interface unit has a credit card reader and an electronic system that the true beginning of the credit card. The cellular phone also includes electronic circuitry establishing a first communication link to the phone with the network and pass through the transceiver unit for the phone, network, data on credit card, a cellular phone data ID and the phone number in the input to the handset by the user. Having at least the credit card data, a network transceiver confirmed the validity of the credit card user. After the credit card to validate the IXC with a verification or validation of computer service, network transceiver then complete a further link telephonic communication between the cellular telephone, operated by the user, and the telephonic device associated with the phone number input, that is, to third parties. Since the network transceiver not complete the call to the third party validation by the credit card user, the system operates in real time. Furthermore, a preferred image, the network transceiver gives some kind of indication of credit units interface to the credit card validation. After that, the user is allowed to make additional calls cellular phone that needs no further validation of the data the credit card network transceiver.

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