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临床试验/NCT03823014
NCT03823014已完成不适用

Use of an External Erectile Device in Transgender Man Following Phalloplasty

Boston Children's Hospital2 个研究点 分布在 1 个国家目标入组 15 人开始时间: 2019年7月1日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
15
试验地点
2
主要终点
Change in Relationship Satisfaction Subscale

研究概览

简要总结

The purpose of this study is to test whether an external erectile prosthesis (The Elator™) is a feasible alternative to internal erectile prostheses for transgender men who have undergone a phalloplasty with glansplasty and wish to use their neophallus for sexual penetration. The Elator™ was initially developed for men experiencing erectile dysfunction after prostate cancer. The device consists of two silicone rings connected by a pair of plastic coated rigid metal rods. One ring goes at the base of the penis. The other ring is connected to the rods. This ring is placed behind the glans, and then the rods are connected to the base ring to stretch and provide rigidity to the phallus.

详细描述

There are approximately 1.4 million transgender adults in the United States. Approximately half are transgender men, individuals who have a male gender identity but were assigned female at birth. A national survey of transgender adults found more than half of transgender men have had, or may want, gender affirmation surgery in the form of phalloplasty - the surgical creation of a penis and scrotum. The neophallus created in this manner can be used for standing urination but not for penetrative sex, due to the lack of erectile structures.

Research suggests that one factor limiting interest in phalloplasty is the lack of reliable, durable, and desirable erectile devices. Internal prostheses are the primary method used to attain penile rigidity after phalloplasty. However, these devices carry a significant risk of mechanical failure and other adverse events. The high failure and complication rates associated with internal erectile prostheses demonstrate a need for alternative options for transgender men after phalloplasty. One such option consists of an external erectile prosthesis or support. The Elator™ consists of two silicone rings connected by a pair of plastic coated rigid metal rods. Use of such an external device may be preferable for men who do not wish to undergo additional surgery after phalloplasty, and/or those who have had problems with internal prostheses.

Word of mouth suggests that a number of transgender men have experimented with these devices after phalloplasty, but to date no study has tested the safety and function of external erectile prostheses in this population. Currently, the FDA exempts most external penile rigidity devices from pre-market notification and review. As such, safety and efficacy testing is not required prior to public marketing. However, before medical professionals can feel comfortable recommending these devices to their patients, such testing is clearly indicated.

The proposed pilot study will test whether an external erectile prosthesis (The Elator™) is a feasible alternative to internal erectile prostheses for transgender men after phalloplasty. This study will recruit twenty men who have had a phalloplasty greater than one year prior to the study date, have protective sensation to the tip of their phallus, have a current sexual partner with whom they would like to explore sexual penetration using the neophallus, and who do not currently have an internal erectile prosthesis.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Supportive Care
盲法
None

入排标准

年龄范围
18 Years 至 64 Years(Adult)
性别
All
接受健康志愿者

入选标准

  • Primary study subject must have had a phalloplasty with glansplasty a minimum of 1 year before enrollment and must have protective sensation to the tip of the phallus
  • Primary study subject must be in a relationship in which they are having, or would like to have, penetrative sex with their partner. Partner must also be interested in having penetrative sex with primary subject.
  • Both primary study subject and partner must have (individual) e-mail addresses and access to the Internet to complete surveys
  • Primary study subject must be willing to be contacted by postal mail, in order to receive the device
  • Both subjects must be willing to receive e-mails

排除标准

  • Either subject or partner does not speak English
  • Primary subject has an internal erectile prosthesis.

结局指标

主要结局

Change in Relationship Satisfaction Subscale

时间窗: Baseline and at study completion (~1.5 months)

Measure of overall relationship satisfaction with romantic partner

Change in Quality of Sexual Experience Scale

时间窗: Baseline and at study completion (~1.5 months)

Brief measure of quality of most recent sexual experience

Erectile Dysfunction Inventory of Treatment Satisfaction (EDITS)

时间窗: The intervention period of 4 weeks, assessed at study completion

Validated measure of satisfaction with erectile dysfunction treatment

次要结局

  • Qualitative Device Feedback(The intervention period of 4 weeks, assessed at study completion)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Elizabeth Boskey

Researcher

Boston Children's Hospital

研究点 (2)

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