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Expansion type testicular prosthesis

A testicular prosthesis, inflatable technology, applied in the field of prosthesis, can solve the problems of delayed treatment, repeated consideration of testicular prosthesis time, and inability to update testicular prosthesis, etc. safety effect

Inactive Publication Date: 2011-09-21
SHANGHAI CHILDRENS MEDICAL CENT AFFILIATED TO SHANGHAI JIAOTONG UNIV SCHOOL OF MEDICINE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This new type of implant called Multiplex Expandible Tester (MET) was developed for use during reconstructive surgeries where there may have been multiple small holes made through bones or other parts of the person being treated. These tiny openings are filled with fluid containing calcium salt solution before surgery. When this treatment is done, some part of the blood vessels around them becomes blocked due to inflammation caused by sharp objects used on their way inside these closed spaces. To solve this problem, MEET uses special layers at both ends of its structure: one end contains a thin liquid substance like sodium chloride while another end includes a solid material such as talc sandwiched within two glass plates. By adding different liquids from outside the device, the amount of pressure applied when inserting instruments causes the materials to move towards each other causing changes in shape and dimensions of the devices themselves.

Problems solved by technology

This patented technical problem addressed in this patents relates to developing a temporary implant called testicule (tissue) replacement or synthetic male-female device used during childhood reconstructive surgeries without causing harmful side effects such as pain, swelling, bleeding at any point along its length. Current methods require multiple procedures which can lead to complications like blood clots and necrosis.

Method used

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Embodiment 1

[0014] like figure 1 As shown, ① use silicone rubber to make a hollow ellipsoid as the shell 1 of the testicular prosthesis. The shell wall has a certain thickness and elasticity, and can withstand repeated punctures by fine needles. ② A solid ellipsoid made of silicone gel is used as the inner core 2 of the testicular prosthesis, which is built into the shell 1 and is independent from the silicone rubber shell 1 with a gap space between them. ③ The gap space is the injection layer 3, and the outer shell 1 of the testicular prosthesis is punctured with a fine needle, and after reaching the injection layer 3 between the outer shell 1 and the inner core 2, physiological saline can be injected thereinto fill the space. After the injection layer 3 is injected with physiological saline, the inner core 2 is in a suspended state.

[0015] During the operation, an incision was made on the skin of the scrotum, and a cavity of an appropriate size was freed between the scrotum and the s...

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Abstract

The invention discloses an expansion type testicular prosthesis of which the volume can be increased by liquid injection. The expansion type testicular prosthesis comprises a shell, a core and an injection layer, wherein the injection layer is positioned between the shell and the core; the shell is prepared from silicon rubber capable of resisting repeated puncture of a fine needle; the core is prepared from silica gel; and normal saline is injected into the injection layer. By the design, a testicular prosthesis transplantation operation can be performed on patients and especially pediatric patients as early as possible, thereby furthest relieving the psychological trauma caused by the absence of testis. When the patient is an adolescent or after the patient is an adult, only the fine needle is used for puncturing the scrotum skin, and the normal saline is injected into the interlayer of the prosthesis to regulate the testicular prosthesis to the size of the right age without renewing and replacing the prosthesis again through an operation, thus the expansion type testicular prosthesis has wide application prospects.

Description

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Claims

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Application Information

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Owner SHANGHAI CHILDRENS MEDICAL CENT AFFILIATED TO SHANGHAI JIAOTONG UNIV SCHOOL OF MEDICINE
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